Lenovo ThinkCentre Edge 91 Hardware Maintenance Manual (HMM) (April 2012) - Th
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- Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 1
ThinkCentre Hardware Maintenance Manual Machine Types: 1852, 1853, 1855, 1857, 1893, 1895, 3247, 3248, 3250, and 3253 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 2
it supports, be sure to read and understand Chapter 2 "Safety information" on page 3 and Appendix A "Notices" on page 253. Fourth Edition (April 2012) © Copyright Lenovo 2011, 2012. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 3
manual 1 Important safety information 1 Chapter 2. Safety information 3 General safety 3 Electrical safety 3 Voltage-selection switch 5 Safety inspection guide Problem determination tips 37 Chapter 5. Diagnostic programs . . . 39 Lenovo ThinkVantage Toolbox 39 Lenovo Solution Center 39 PC- - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 4
Recovery CD 244 Chapter 11. Additional service information 249 Security features 249 Hardware- BIOS 251 Automatic Power-On features 251 Appendix A. Notices 253 Television output notice 254 European conformance CE mark 254 Trademarks 254 Index 255 ii ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 5
"Additional service information" chapter apply to all ThinkCentre computers. This manual includes a complete FRU part number list for each machine type listed on the front cover. If you have internet access, the FRU part numbers are also available at: http://www.lenovo.com/support Important safety - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 6
2 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 7
familiar with before servicing a computer. General the machine, ensure that other service representatives and the customer's personnel , away from all personnel, while you are servicing the machine. • Keep your tool case away to your eyes. • After service, reinstall all safety shields, instructed - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 8
you work with very high voltages; these instructions are in the safety sections of maintenance information touching can cause personal injury and machine damage. • Do not service the following parts with the power on when they are removed to get medical aid. 4 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 9
to protect users and service personnel from injury. This guide addresses only those items. can continue without first correcting the problem. Consider these conditions and the Check exterior covers for damage (loose, broken, or sharp edges). 2. Power-off the computer. Disconnect the power cord. - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 10
grounding system, such as those listed below, to provide protection that meets the specific service requirement. Note: The use of a grounding system is desirable but not required • Arabic • Brazilian/Portuguese • Chinese (simplified) • Chinese (traditional) 6 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 11
damage. • Disconnect the attached power cords, telecommunications systems, networks, and modems before you open the device covers, unless instructed otherwise in the installation and configuration procedures. • Connect and disconnect cables as described in the following tables when installing - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 12
of the laser product could result in exposure to hazardous laser radiation. There are no serviceable parts inside the device. • Use of controls or adjustments or performance of procedures other all power cords are disconnected from the power source. 2 1 8 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 13
Chapter 2. Safety information 9 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 14
≥18 kg (37 lb) ≥32 kg (70.5 lb) 10 ThinkCentre Hardware Maintenance Manual ≥55 kg (121.2 lb) - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 15
2 1 PERIGO A corrente elétrica proveniente de cabos de alimentação, de telefone e de comunicações é perigosa. Para evitar risco de choque elétrico: • Não conecte nem desconecte nenhum cabo ou execute instalação, manutenção ou reconfiguração deste produto durante uma tempestade com raios. • - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 16
exposição direta ao feixe. ≥18 kg (37 lb) ≥32 kg (70.5 lb) ≥55 kg (121.2 lb) CUIDADO: Utilize procedimentos de segurança para levantar equipamentos. 12 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 17
CUIDADO: O botão de controle de alimentação do dispositivo e o botão para ligar/desligar da fonte de alimentação não desligam a corrente elétrica fornecida ao dispositivo. O dispositivo também pode ter mais de um cabo de alimentação. Para remover toda a corrente elétrica do dispositivo, assegure que - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 18
14 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 19
2 1 Chapter 2. Safety information 15 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 20
2 1 16 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 21
, que vous déplacez, ou que vous manipulez le présent produit ou des périphériques qui lui sont raccordés, reportez-vous aux instructions ci-dessous pour connecter et déconnecter les différents cordons. Connexion Déconnexion 1. Mettez les unités HORS TENSION. 1. Mettez les unités HORS TENSION - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 22
lithium usagée par une pile de référence identique exclusivement, (référence 45C1566), ou suivre les instructions du fabricant qui en définit les équivalences. Si votre système est doté d'un le faisceau ou del'observer à l'aide d'instruments optiques. 18 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 23
≥18 kg (37 lb) ≥32 kg (70.5 lb) ≥55 kg (121.2 lb) ATTENTION: Soulevez la machine avec précaution. ATTENTION: L'interrupteur de contrôle d'alimentation de l'unité et l'interrupteur dubloc d'alimentation ne coupent pas le courant électrique alimentantl'unité. En outre, le système peut être équipé - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 24
. Die Batterie nicht: • mit Wasser in Berührung bringen. • über 100 C erhitzen. • reparieren oder zerlegen. Die örtlichen Bestimmungen für die Entsorgung von Sondermüll beachten. 20 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 25
ACHTUNG: Bei der Installation von Lasergeräten (wie CD-ROM-Laufwerken, DVD- aufwerken, Einheiten mit Lichtwellenleitertechnik oder Sendern) Folgendes beachten: • Die Abdeckungen nicht entfernen. Durch Entfernen der Abdeckungen des Lasergeräts können gefährliche Laserstrahlungen freigesetzt werden. - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 26
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2 1 Chapter 2. Safety information 23 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 28
l'unità. Per scollegarsi 1. SPEGNERE le apparecchiature. 2. Innanzitutto, rimuovere i cavi di alimentazione dalla presa. 3. Rimuovere i cavi di segnale dai connettori. 4. Rimuovere tutti i cavi dalle unità. 24 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 29
vi sono parti su cui effettuare l'assistenza tecnica. • L'utilizzo di controlli, regolazioni o l'esecuzione di procedure non descritti nel presente manuale possono provocare l'esposizione a radiazioni pericolose. PERICOLO Alcune unità laser contengono un diodo laser di Classe 3A o Classe 3B. Tener - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 30
l'unità disponga di più cavi di alimentazione. Per disattivare l'alimentazione dall'unità, accertarsi che tutti i cavi di alimentazione siano scollegati dalla fonte di alimentazione. 2 1 26 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 31
Chapter 2. Safety information 27 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 32
2 1 28 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 33
PELIGRO La corriente eléctrica procedente de cables de alimentación, teléfonos y cables de comunicación puede ser peligrosa. Para evitar el riesgo de descarga eléctrica: • No conecte ni desconecte los cables ni realice ninguna tarea de instalación, mantenimiento o reconfiguración de este producto - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 34
directamente al rayo láser. ≥18 kg (37 lb) ≥32 kg (70.5 lb) ≥55 kg (121.2 lb) PRECAUCIÓN: Adopte procedimientos seguros al levantar el equipo. 30 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 35
PRECAUCIÓN: El botón de control de alimentación del dispositivo y el interruptor de alimentación de la fuente de alimentación no desconectan la corriente eléctrica suministrada al dispositivo. Además, el dispositivo podría tener más de un cable de alimentación. Para suprimir toda la corriente elé - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 36
32 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 37
ThinkVantage System Update Update and Drives Lenovo Solution Center The Lenovo Solution Center program enables you to troubleshoot and resolve computer problems. It combines diagnostic tests, system information collection, security status, and support information, along with hints and tips - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 38
http://www.lenovo.com/support You can find the following information: • Customer Replaceable Unit (CRU) installation or replacement instructions • Downloads and drivers • Parts information • Publications • Troubleshooting information • Links to other useful sources of information Specifications This - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 39
Minimum: 100 V ac Maximum: 127 V ac Input frequency range: 50 to 60 Hz Voltage-selection switch setting: 115 V ac - High range: Minimum: 200 V ac Maximum: 240 V ac Input frequency range: 50 to 60 Hz Voltage-selection switch setting: 230 V ac For machine types: 1857, 1893, 1895, 3250, and 3253 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 40
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level of BIOS is installed on the system. A down-level BIOS might cause 7. 6. Look at the following conditions and follow the instructions: • If you hear beep codes during POST, go to problem determination. If possible, have this information available when requesting assistance from Service Support - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 42
identical only if they: 1. Are the exact machine type and models 2. Have the same BIOS level 3. Have the same adapters/attachments in the same locations 4. Have the same address jumpers "working and non-working" systems will often lead to problem resolution. 38 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 43
on the screen. Follow the instructions on the screen. For additional information, refer to the Lenovo ThinkVantage Toolbox help system. Lenovo Solution Center The Lenovo Solution Center program enables you to troubleshoot and resolve computer problems. It combines diagnostic tests, system - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 44
problem yourself after running the program, save and print the log files created by the program. You will need the log files when you speak to a Lenovo technical support representative. PC program opens. 5. Follow the instructions on the screen to run the ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 45
: Represents the type of error encountered. • DeviceID: Contains the component's unit-ID that corresponds to a fixed disk drive, removable media drive, processor, specific RIMM, or a device on the PCI bus. • Date: Contains the date when the diagnostic test was run. The date is retrieved from CMOS - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 46
toolbar and press Enter. 2. Select either the QUICK ERASE or FULL ERASE HARD DISK option and follow the instructions. Viewing the test log To view details of a failure or to view a list of test results, use the file to diskette or press F2 to print the file. 42 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 47
Setup Utility program" on page 43. Then, follow the instructions on the screen. You can use either the keyboard or the mouse to navigate through BIOS menu choices. The keys used to perform various tasks are decide to set any passwords, read the following sections. © Copyright Lenovo 2011, 2012 43 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 48
Utility program main menu, select Security. 3. Depending on the password type, select Set Power-On Password, Set Administrator Password, or Hard Disk Password. 4. Follow the instructions on the right side of the screen to set, change, or delete a password. 44 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 49
and numeric characters. For more information, see "Password considerations" on page 44. Erasing lost or forgotten passwords (clearing CMOS) This section provides instructions on how to erase lost or forgotten passwords, such as a user password. To erase a lost or forgotten password, do the following - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 50
up on alarm feature enables your computer to wake up at a set time. To enable the wake up on alarm feature, do the following: 46 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 51
Setup Utility program main menu, select Power ➙ Automatic Power On, and press Enter. 3. Select Wake Up on Alarm and press Enter. Then follow the instructions on the screen. 4. Press F10 to save changes and exit the Setup Utility program. Press Enter when prompted to confirm the exit. • Enabling the - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 52
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you decide which FRUs are needed when servicing a computer. If you are unable to correct the problem using this index, go to "Undetermined problems" on page 71. Notes: 1. If you have both page 40 for the specific type for information about the diagnostic programs. © Copyright Lenovo 2011, 2012 49 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 54
2. Adapter card 3. System board 1. Flash the system. See "Updating (flashing) the BIOS from a disc" on page 249. 2. System board Information only Re-start the test, if necessary 1. Press F3 to review the log file 2. Re-start the test to reset the log file 50 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 55
Utility program" on page 43 2. Flash the system and retest. See "Updating (flashing) the BIOS from a disc" on page 249 3. Go to "Undetermined problems" on page 71 1. Go to "Undetermined problems" on page 71 2. Flash the system and re-test 3. Replace component under function test 1. Flash the system - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 56
Information only Re-start the test, if necessary 1. Press F3 to review the log file 2. Re-start the test to reset the log the BIOS from a disc" on page 249 3. Go to "Undetermined problems" on page 71 1. Go to "Undetermined problems" on page 71 2. board 52 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 57
battery 2. System board 1. Flash the system. See "Updating (flashing) the BIOS from a disc" on page 249 2. System board System board System board 1. Flash the system. See "Updating (flashing) the BIOS from a disc" on page 249 2. System board No action 1. Video card - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 58
review BIOS from a disc" on page 249 3. Go to "Undetermined problems" on page 71 1. Go to "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 249 3. Replace component under function test 54 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 59
3. System board Information only Re-start the test, if necessary 1. Press F3 to review the log file 2. Re-start the test to reset the log file 1. If a (flashing) the BIOS from a disc" on page 249 3. Go to "Undetermined problems" on page 71 1. Go to "Undetermined problems" on page 71 2. Flash the - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 60
Setup, enable port 2. Flash the system. See "Updating (flashing) the BIOS from a disc" on page 249 3. System board System board Information only Re-start the test, if necessary 1. Press F3 to review the log file 2. Re-start the test to reset the log file 56 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 61
the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 249 3. Go to "Undetermined problems" on page 71 1. Go to "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 249 3. Replace component under function - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 62
review problems" on page 71 018-199-XXX PCI Card test failed, cause unknown 1. Go to "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 249 3. Replace component under function test 58 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 63
Services only Re-start the test, if necessary 1. Press F3 to review the log file 2. Re-start the test to reset the BIOS from a disc" on page 249 3. Go to "Undetermined problems" on page 71 1. Go to "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 64
the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 249 3. Go to "Undetermined problems" on page 71 1. Go to "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 249 3. Replace component under function - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 65
Audio port Interface Test Passed FRU/Action 1. Press F3 to review the log file 2. Re-start the test to reset the BIOS from a disc" on page 249 3. Go to "Undetermined problems" on page 71 1. Go to "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 66
BIOS from a disc" on page 249 3. Go to "Undetermined problems" on page 71 1. See "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS Press F3 to review the log file 2. Re-start the test to reset the log file 62 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 67
the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 249 3. Go to "Undetermined problems" on page 71 1. See "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 249 3. Replace component under function - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 68
is connected and/or enabled. See Chapter 6 "Using the Setup Utility program" on page 43 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 249 3. Go to "Undetermined problems" on page 71 64 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 69
Asset Security Chassis Intrusion 201-000-XXX System Memory Test Passed FRU/Action 1. See "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 249 3. Replace component under function test 1. Power supply 2. System board 1. Voltage - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 70
mouse 3. System board No action No action 1. Mouse 2. Check and test Keyboard 3. System board No action Remove the Joystick and re-test the system 66 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 71
exit. 3. Perform a Boot-block recovery. See "Recovering from a POST/BIOS update failure" on page 250. Perform the following actions in order. 1. drive is working If the POST detects a problem, an error message appears on the screen. A single problem can cause several error messages to appear. When - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 72
Utility program. 0164 Memory size decreased Note: If the problem is caused by the microprocessor fan, pressing F10 will not solve the problem. This error message is displayed when the memory size has press F10 to save and exit the Setup Utility program. 68 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 73
POST Error code 0189 POST Error message System Security - Can not read the Security EEPROM Description/Action This error message indicates that the Security EEPROM may be broken or removed. 0197 0190 0199 System Security - Unauthorized security data change detected System Security - Invalid - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 74
light not on, but computer works correctly 1. Power switch/LED assembly 2. System Board Printer problems 1. Printer 2. System Board Program loads from the hard disk with a known-good diagnostics -Test OK? 2. External Device 3. Cable 4. System Board 70 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 75
Keyboard 2. Keyboard Cable 3. System Board Undetermined problems If you encounter undetermined problems, do the following: 1. Turn off the adapter cards. If all devices and adapter cards have been removed, and the problem continues, replace the system board. See "Replacing the system board" on - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 76
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and guidelines will help you work safely. FRU replacements are to be done only by trained service technicians. This chapter does not contain the remove or replace procedure for all FRUs. Only the your computer might look slightly different from the illustrations. © Copyright Lenovo 2011, 2012 73 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 78
drive activity indicator 2 Power indicator 3 Power switch 4 Optical drive eject/close button 5 USB connector (USB port 1) 6 Headphone connector 7 Microphone connector 8 USB connector (USB port 2) 74 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 79
Locating connectors on the rear of your computer Figure 2 "Rear connector locations" on page 75 shows the locations of the connectors on the rear of your computer. Some connectors on the rear of your computer are color-coded to help you determine where to connect the cables on your computer. 7 8 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 80
2 Memory modules 3 Front bezel 4 Hard disk drive 5 PCI card (installed in some models) 6 PCI Express x16 graphics card slot 7 System board 8 Power supply assembly 76 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 81
Locating parts on the system board Figure 4 "System board part locations" on page 77 shows the locations of the parts on the system board. Figure 4. System board part locations 1 4-pin power connector 15 eSATA connector 2 Microprocessor 16 Power fan connector 3 Microprocessor fan connector 17 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 82
Refer to the appropriate section in "Installing or replacing hardware" on page 79 for instructions on how to install or replace internal drives for your computer. Figure 5 "Drive system boards, and microprocessors by the edges. Never touch exposed circuitry. 78 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 83
do this in your specific situation, place the static ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides Notes: 1. Use only computer parts provided by Lenovo. 2. When installing or replacing an option, use the appropriate instructions in this section along with the instructions - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 84
repair before reading and understanding the "Important safety information" on page 1. This section provides instructions on how to remove and reinstall the front bezel. To remove and reinstall the front cover. See "Removing the computer cover" on page 79. 80 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 85
3. Remove the front bezel by releasing the three plastic tabs on the left side and pivoting the front bezel outward. 2 1 Figure 7. Removing the front bezel Chapter 8. Replacing FRUs (Machine Types: 1852, 1853, and 1855) 81 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 86
any repair before reading and understanding the "Important safety information" on page 1. This section provides instructions on how to install or replace a PCI card. Your computer has two PCI Express x1 cover. See "Removing the computer cover" on page 79. 82 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 87
3. At the rear of the computer, remove the screw that secures the PCI card latch. 5 6 7 8 3 4 Figure 9. Removing the screw that secures the PCI card latch 4. Depending on whether you are installing or replacing a PCI card, do one of the following: • If you are installing a PCI card, remove the - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 88
: If you are installing a PCI Express x16 graphics card, make sure the memory slot retaining clips are closed before you install the graphics card. 84 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 89
understanding the "Important safety information" in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to install or replace a memory - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 90
module, open the retaining clips of the memory slot into which you want to install the memory module. Figure 13. Opening the retaining clips 86 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 91
passwords) are lost. An error message is displayed when you turn on the computer. Refer to the "Lithium battery notice" in the ThinkCentre Safety and Warranty Guide for information about replacing and disposing of the battery. To replace the battery, do the following: 1. Turn off the computer and - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 92
any repair before reading and understanding the "Important safety information" on page 1. This section provides instructions on how to replace the primary hard disk drive if your computer has one. For computer , slide the hard disk drive out of the chassis. 88 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 93
5 6 7 8 3 4 Figure 17. Removing the primary hard disk drive 6. Slide the new hard disk drive into the hard disk drive bay and align the screw holes in the new hard disk drive with the corresponding holes in the drive bay. Then, install the four screws to secure the new hard disk drive in place. 5 6 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 94
repair before reading and understanding the "Important safety information" on page 1. This section provides instructions on how to install or replace the optical drive. Note: The optical drive is only the optical drive out of the front of the computer. 90 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 95
three screws to secure the new optical drive in place. Figure 21. Installing the optical drive Chapter 8. Replacing FRUs (Machine Types: 1852, 1853, and 1855) 91 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 96
before reading and understanding the "Important safety information" on page 1. This section provides instructions on how to replace the power supply assembly. Although there are no moving parts in supply or any part that has the following label attached. 92 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 97
serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service power supply assemblies are voltage specific, and some power supply assemblies supply assembly. Note: Use only screws provided by Lenovo. 9. Reconnect the power supply assembly cables to the - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 98
any repair before reading and understanding the "Important safety information" on page 1. This section provides instructions on how to replace the heat sink and fan assembly. CAUTION: The heat sink and fan "Locating parts on the system board" on page 77. 94 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 99
6. Follow this sequence to remove the four screws that secure the heat sink and fan assembly to the system board: a. Partially remove screw 1 , then fully remove screw 2 , and then fully remove screw 1 . b. Partially remove screw 3 , then fully remove screw 4 , and then fully remove screw 3 . Note: - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 100
reading and understanding the "Important safety information" on page 1. This section provides instructions on how to replace the microprocessor. CAUTION: The heat sink and microprocessor might microprocessor straight up and out of the microprocessor socket. 96 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 101
note the orientation of the notches 2 on the microprocessor. This is important when installing the new microprocessor on the system board. c. Touch only the edges of the microprocessor. Do not touch the gold contacts on the bottom. d. Do not drop anything onto the microprocessor socket while it is - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 102
safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace See "Replacing the primary hard disk drive" on page 88. 98 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 103
5. Remove the power supply assembly from the chassis. See "Replacing the power supply assembly" on page 92. 6. Remove all memory modules and PCI cards that are currently installed. See "Installing or replacing a memory module" on page 85 and "Installing or replacing a PCI - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 104
the microprocessor socket as shown. Figure 29. Installing the socket cover Note: Your microprocessor socket and cover might look slightly different from the illustration. 100 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 105
understanding the "Important safety information" in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the rear fan assembly - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 106
rear fan assembly by aligning the new rubber mounts with the corresponding holes in the chassis and push the rubber mounts through the holes. 102 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 107
Attention: Do not open your computer or attempt any repair before reading and understanding the "Important safety information" on page 1. This section provides instructions on how to replace the front audio and USB assembly. To replace the front audio and USB assembly, do the following: 1. Turn off - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 108
with closing the computer cover. 3. If you have removed the front bezel, reinstall it. See "Removing and reinstalling the front bezel" on page 80. 104 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 109
computer cover on the chassis so that the rail guides on the bottom of the computer cover engage 6 "Using the Setup Utility program" on page 43. Note: In most areas of the world, Lenovo requires the return of the defective Customer Replaceable Unit (CRU). Information about this will come with the - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 110
106 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 111
and guidelines will help you work safely. FRU replacements are to be done only by trained service technicians. This chapter does not contain the remove or replace procedure for all FRUs. Only 2 Power switch 5 USB connector (USB port 2) 6 Microphone connector © Copyright Lenovo 2011, 2012 107 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 112
109 shows the locations of the various components in your computer. To remove the computer cover, see "Removing the computer cover" on page 112. 108 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 113
Figure 37. Component locations 1 Heat sink and fan assembly 2 Power supply assembly 3 Memory modules (2) 4 Optical drive 5 Front audio and USB assembly 6 Front bezel 7 System fan assembly 8 Hard disk drive 9 PCI card (installed in some models) 10 Heat sink fan duct Locating parts on the system - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 114
SATA connector 1 (SATA 3.0 connector) 27 Cover presence switch connector (Intrusion switch connector) 14 SATA connectors 2 and 3 (SATA 2.0 connectors) 28 PS/2 keyboard and mouse connector 110 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 115
media. Internal drives are installed in bays. In this manual, the bays are referred to as bay 1, bay 2, Installing or replacing hardware" on page 112 for instructions on how to install or replace internal drives for system boards, and microprocessors by the edges. Never touch exposed circuitry. • - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 116
it is hard for you to do this in your specific situation, place the static-protective package of the new ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 117
repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to remove and reinstall the front bezel. To remove - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 118
Attention: Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides 114 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 119
56 78 34 This section provides instructions on how to access the system board components and drives. To access the system board components and drives, do the following: 1. Turn off the computer - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 120
information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to install metal slot cover. Then, remove the metal slot cover. 116 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 121
56 78 34 • If you are replacing an old PCI card, remove the screw that secures the old PCI card, grasp the old card that is currently installed, and gently pull it out of the slot. Figure 45. Removing a PCI card Notes: a. The card fits tightly into the card slot. If necessary, alternate moving each - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 122
ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions the memory slot. Figure 46. Removing a memory module 118 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 123
or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides Your computer has a special type of memory that maintains the date, time - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 124
Attention: Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides 120 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 125
56 78 34 This section provides instructions on how to replace the hard disk drive if your computer has one. For computer models that do not have an internal hard disk drive - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 126
disk drive with the corresponding holes in the drive bay. Then, install the four screws to secure the new hard disk drive in place. 122 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 127
repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to install or replace the optical drive. Note: The - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 128
Figure 55. Removing the optical drive 7. Press the drive bay assembly clip 1 inward and pivot the drive bay assembly downward as shown. Figure 56. Lowering the drive bay assembly 8. Slide the optical drive out of the front of the computer. 124 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 129
Figure 57. Removing the optical drive 9. Slide the new optical drive into the optical drive bay from the front of the computer. Figure 58. Installing a new optical drive 10. Hold the new optical drive and pivot the drive bay assembly upward. Align the screw holes in the new optical drive with the - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 130
information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to your safety and proper Underwriters Laboratories (UL) certification. 126 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 131
energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service technician. To replace the power supply assembly, do the following: 1. Turn off the computer and - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 132
assembly out of the computer. Figure 62. Removing the power supply assembly 7. Make sure that the new power supply assembly is the correct replacement. 128 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 133
the rear of the chassis. Then, install the three screws to secure the new power supply assembly in place. Note: Use only screws provided by Lenovo. Figure 63. Installing the power supply assembly 9. Connect the new power supply assembly cables to all drives and the system board. See "Locating parts - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 134
information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to . See "Removing and reinstalling the front bezel" on page 113. 130 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 135
56 78 34 4. Pivot the drive bay assembly upward. Then, pivot the two plastic retaining clips outward to remove the heat sink fan duct from the failing heat sink and fan assembly. Figure 65. Removing the heat sink fan duct 5. Disconnect the heat sink and fan assembly cable from the microprocessor - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 136
. 11. Lower and position the heat sink fan duct on the top of the heat sink and fan assembly until it snaps into position. 132 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 137
repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace the microprocessor. CAUTION: The heat sink - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 138
up and out of the microprocessor socket. Figure 69. Removing the microprocessor Notes: a. Your microprocessor and socket might look different from the one illustrated. 134 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 139
note the orientation of the notches 2 on the microprocessor. This is important when installing the new microprocessor on the system board. c. Touch only the edges of the microprocessor. Do not touch the gold contacts on the bottom. d. Do not drop anything onto the microprocessor socket while it is - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 140
safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace the "Locating parts on the system board" on page 109. 136 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 141
8. Remove the eight screws that secure the system board. Figure 71. Removing the eight screws that secure the system board 9. Lift the system board out of the chassis. 10. Remove the microprocessor from the failing system - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 142
socket. 7. Lower the microprocessor retainer and then lower the lever to secure the retainer. Make sure the lever is locked into position. 8. Follow any additional instructions included with the replacement part you received. 138 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 143
repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace the system fan assembly. To replace the - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 144
information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace See "Removing and reinstalling the front bezel" on page 113. 140 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 145
4. Pivot the drive bay assembly upward. See "Accessing the system board components and drives" on page 114. 5. Disconnect the front audio and USB assembly cables from the system board. See "Locating parts on the system board" on page 109. Note: Make sure you note the locations of the cables when you - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 146
. 5. Position the computer cover on the chassis so that the rail guides on the computer cover engage the rails on the chassis. Then, slide Utility program" on page 43. Note: In most areas of the world, Lenovo requires the return of the defective Customer Replaceable Unit (CRU). Information about this - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 147
the part is not a CRU, "1" means that the part is a Self-service CRU, and "2" means that the part is an Optional-service CRU. Overall: 1852, 1853, 1855, 3247, and 3248 The following replaceable B7V B8V D9Q E1Q E2Q • MT 3248: CTO © Copyright Lenovo 2011, 2012 FRU # CRU 03T9513 2 03T6226 2 143 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 148
CTO • MT 3248: CTO Microprocessor, Core i3 2100 stepping Q-0 3MB 2c FCLGA : CTO Microprocessor, Core i3 2120 stepping : CTO A2P Microprocessor, Core i7 2600 stepping D-2 8MB 3248: CTO Microprocessor, Core i5 2500 stepping D-2 CTO Microprocessor, Core i5 2400 stepping G1B G2B G3B G6A G7A H3T H4T K2B L4G - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 149
65W • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO A1P Core i3 2130 Stepping Q-0 3MB 2c FCLGA 3.4GHz 65W • MT 1852: CTO • MT 1853: CTO • 65W • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO A1P Core i5 2320 Stepping D-2 6MB 4c FCLGA 3.0GHZ 95W • MT 1852: CTO • MT 1853: CTO • - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 150
B9V C1V C2V C3V C4V D3Q D4Q D5Q D6Q D7Q D9Q E1Q E2Q E3Q F6B F7B F8B F9B G4A G5A G6A G7A G8A G9A H1A H2A H3T H4T H5T H6T H7V H8V H9V K1V K3Q K4Q K5Q K6Q M9Q N5A N6A • MT 3248: CTO A1P A2P A3P FRU # 64Y6649 89Y9224 03T9632 71Y5543 71Y5545 CRU 1 1 2 1 1 146 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 151
D1Q D2Q D3Q D4Q D5Q D6Q D7Q D9Q E1Q E2Q E3Q E4Q E5Q E6Q E7Q E8Q F6B F7B F8B F9B G1B G2B G3B G4A G5A G6A G7A G8A G9A H1A H2A H3T H4T H5T H6T H7V H8V H9V K1V K2B K3Q K4Q K5Q K6Q L4G L5G L6G M1G M2G M3G M4Q - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 152
3.0 card, FH • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO FRU # 03T7039 03T7040 03T7041 03T7042 03T8152 89Y6151 03T8148 03T7030 CRU 2 2 2 2 1 1 1 1 148 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 153
E6Q E7Q E8Q E9Q F1Q F2Q F3Q F4Q F5Q F6B F7B F8B F9B G1B G2B G3B G4A G5A G6A G7A G8A G9A H1A H2A H3T H4T H5T H6T H7V H8V H9V K1V K2B K3Q K4Q K5Q K6Q E6Q E7Q E8Q E9Q F1Q F2Q F3Q F4Q F5Q F6B F7B F8B F9B G1B G2B G3B G4A G5A G6A G7A G8A G9A H1A H2A H3T H4T H5T H6T H7V H8V H9V K1V K2B K3Q K4Q K5Q K6Q - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 154
• MT 3248: all models FRU, model without ODD • MT 1852: all models • MT 1853: all models • MT 1855: all models • MT 3248: all models 150 ThinkCentre Hardware Maintenance Manual FRU # CRU 54Y9929 2 54Y9948 2 43N9846 2 54Y9913 2 03T9504 2 39K5022 2 03T9516 2 03T9637 2 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 155
FRUs FRU, SATA cable for 2nd HDD 400mm no latching, 1 angle • MT 1852: all models • MT 1853: all models • MT 1855: all models • MT 3248: all models FRU, Internal speaker 400mm • MT 1852: all models • MT 1853: all models • MT 1855: all models • MT 3248: all models FRU, 2.5 HDD to 3.5 HDD conversion - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 156
D1Q D2Q D3Q D4Q D5Q D6Q D7Q D8Q D9Q E1Q E2Q E3Q E4Q E5Q E6Q E7Q E8Q E9Q F1Q F2Q F3Q F4Q F5Q G4A G5A G6A G7A G8A G9A H1A H2A K3Q K4Q K5Q K6Q K7Q K8Q M4Q M5Q M6Q M7Q M8Q M9Q N1Q N2Q N3A N4A N5A N6A P9A Q4A - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 157
Keyboard - Preferred pro USB keyboard A/F • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO B/F • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Belgium English • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Brazilian Portuguese • MT 1852: CTO • MT 1853: CTO • MT - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 158
• MT 1855: CTO • MT 3248: CTO Hebrew • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Keyboard - Preferred pro USB keyboard 154 ThinkCentre Hardware Maintenance Manual FRU # CRU 41A5299 1 41A5300 1 41A5301 1 41A5302 1 41A5303 1 41A5304 1 41A5305 1 41A5306 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 159
Hungarian • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Iceland • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Italy • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Japanese • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Korean • MT 1852: CTO • MT - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 160
1855: CTO • MT 3248: CTO Swedish/Finnish • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Keyboard - Preferred pro USB keyboard 156 ThinkCentre Hardware Maintenance Manual FRU # CRU 41A5315 1 41A5316 1 41A5317 1 41A5318 1 41A5319 1 41A5320 1 41A5321 1 41A5322 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 161
SF/G • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Thailand • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Turkish • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Turkish • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO UK English • MT 1852: CTO • MT - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 162
(EPEAT GOLD)--Belgium English • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO FRU # 03X8001 03X8002 03X8003 03X8004 03X8005 CRU 1 1 CRU 1 1 1 1 1 158 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 163
Keyboard - Fingerprint (EPEAT GOLD) Fingerprint (EPEAT GOLD)--Brazilian Portuguese • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--Bulgarian • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--Traditional Chinese • MT 1852: CTO - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 164
1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--Italy • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO 160 ThinkCentre Hardware Maintenance Manual FRU # CRU 03X8014 1 03X8015 1 03X8016 1 03X8017 1 03X8018 1 03X8019 1 03X8020 1 03X8021 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 165
Keyboard - Fingerprint (EPEAT GOLD) Fingerprint (EPEAT GOLD)--Japanese • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--Korean • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--LA Spanish • MT 1852: CTO • MT 1853: CTO • MT 1855 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 166
1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--Turkish • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO 162 ThinkCentre Hardware Maintenance Manual FRU # CRU 03X8028 1 03X8040 1 03X8029 1 03X8030 1 03X8031 1 03X8032 1 03X8033 1 03X8041 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 167
Keyboard - Fingerprint (EPEAT GOLD) Fingerprint (EPEAT GOLD)--Turkish • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD) --UK English • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--US European • MT 1852: CTO • MT 1853: CTO • MT - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 168
1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--Dutch • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO 164 ThinkCentre Hardware Maintenance Manual FRU # CRU 57Y4783 1 57Y4784 1 57Y4785 1 57Y4786 1 57Y4787 1 57Y4788 1 57Y4789 1 57Y4790 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 169
Keyboard - Fingerprint (EPEAT GOLD) Fingerprint (EPEAT GOLD)--French • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--French Canadian • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--French Canadian • MT 1852: CTO • MT 1853: - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 170
1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--Portuguese • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO 166 ThinkCentre Hardware Maintenance Manual FRU # CRU 57Y4799 1 57Y4800 1 57Y4801 1 57Y4802 1 57Y4803 1 57Y4804 1 57Y4805 1 57Y4806 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 171
Keyboard - Fingerprint (EPEAT GOLD) Fingerprint (EPEAT GOLD)--Romanian • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--Romanian • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Fingerprint (EPEAT GOLD)--Russian/Cyrillic • MT 1852: CTO • MT 1853: CTO • - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 172
CTO FRU # 57Y4815 57Y4816 57Y4817 57Y4818 57Y4819 57Y4820 Keyboard - Edge Keyboard Edge--US English • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Edge--Arabic • MT 1852: CTO A5G • MT 1853: CTO # 54Y9293 54Y9294 168 ThinkCentre Hardware Maintenance Manual CRU 1 1 1 1 1 1 CRU 1 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 173
B4G B5G B6G L1G L2G L3G L4G L5G L6G L7G L8G L9G M1G M2G M3G N9G P1G P2G P3G P4G P5G Q5G • MT 3248: CTO Edge--Belgium English • MT 1852: CTO A5G • MT 1853: CTO A1G A2G A3G A4G A5G A6G A7G A8G A9G B1G B2G B3G B4G B5G • MT 1855 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 174
L4G L5G L6G L7G L8G L9G M1G M2G M3G N9G P1G P2G P3G P4G P5G Q5G • MT 3248: CTO Edge--French • MT 1852: CTO A5G • MT 1853: CTO A1G A2G A3G A4G A5G A6G A7G A8G A9G B1G : CTO FRU # 54Y9302 54Y9303 54Y9304 54Y9305 54Y9306 54Y9307 54Y9308 CRU 1 1 1 1 1 1 1 170 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 175
L6G L7G L8G L9G M1G M2G M3G N9G P1G P2G P3G P4G P5G Q5G • MT 3248: CTO Edge--Hungarian • MT 1852: CTO A5G • MT 1853: CTO A1G A2G A3G A4G A5G A6G A7G A8G L6G L7G L8G L9G M1G M2G M3G N9G P1G P2G P3G P4G P5G Q5G • MT 3248: CTO Edge--Iceland • MT 1852: CTO A5G • MT 1853: CTO A1G A2G A3G A4G A5G A6G A7G - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 176
L4G L5G L6G L7G L8G L9G M1G M2G M3G N9G P1G P2G P3G P4G P5G Q5G • MT 3248: CTO Edge--Russian/Cyrillic • MT 1852: CTO A5G • MT 1853: CTO A1G A2G A3G A4G A5G A6G A7G A8G : CTO FRU # 54Y9316 54Y9317 54Y9318 54Y9319 54Y9320 54Y9321 54Y9322 CRU 1 1 1 1 1 1 1 172 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 177
L6G L7G L8G L9G M1G M2G M3G N9G P1G P2G P3G P4G P5G Q5G • MT 3248: CTO Edge--Spanish • MT 1852: CTO A5G • MT 1853: CTO A1G A2G A3G A4G A5G A6G A7G L6G L7G L8G L9G M1G M2G M3G N9G P1G P2G P3G P4G P5G Q5G • MT 3248: CTO Edge--Swedish/Finnish • MT 1852: CTO A5G • MT 1853: CTO A1G A2G A3G A4G A5G A6G - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 178
L4G L5G L6G L7G L8G L9G M1G M2G M3G N9G P1G P2G P3G P4G P5G Q5G • MT 3248: CTO Edge--Lithuanian • MT 1852: CTO A5G • MT 1853: CTO A1G A2G A3G A4G A5G A6G A7G A8G A9G B1G MT 3248: CTO FRU # 54Y9330 54Y9331 54Y9332 54Y9333 54Y9334 54Y9335 CRU 1 1 1 1 1 1 174 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 179
L8G L9G M1G M2G M3G N9G P1G P2G P3G P4G P5G Q5G • MT 3248: CTO Edge--India • MT 1852: CTO A5G • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO FRU # 54Y9336 54Y8380 Lenovo slim USB keyboard (Edge) Edge--Bulgarian • MT 1852: CTO A5G • MT 1853: CTO B4G B5G • MT 1855: CTO A6G A7G - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 180
Lenovo slim USB keyboard (Edge) Edge--Romanian • MT 1852: CTO A5G • MT 1853: CTO B4G B5G • MT 1855: CTO A6G A7G A8G A9G B1G B2G B3G B4G B5G B6G L1G L2G L3G L4G L5G L6G L7G L8G L9G M1G M2G M3G N9G P1G P2G P3G P4G P5G Q5G • MT 3248: CTO Edge CTO Edge-- CTO Edge -- CTO Edge-- : CTO Edge--Russian/Cyrillic - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 181
Lenovo slim USB keyboard (Edge) Edge--Thailand • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO Q3T • MT 3248: CTO Edge--Turkish • MT 1852: CTO • MT 1853: CTO B4G B5G • MT 1855: CTO Q5G • MT 3248: CTO FRU # 54Y9284 54Y9286 Mice Enhanced optical USB mouse (Edge G1B G2B G3B G4A G5A G6A G7A G8A G9A H1A - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 182
Line Cord - US • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO G4A G5A G6A G7A G8A G9A H1A H2A H3T H4T H5T H6T N3A N4A N5A N6A P9A N7T N8T Q3T Q4A • MT FRU # CRU 41R3342 1 41R3342 1 41A5334 1 03T9649 1 FRU # CRU 41R3184 1 41R3256 1 41R3248 1 178 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 183
A1B A2B A3B A4B A5B A5H A6G A7G A8G A9G B1G B2G B3G B4G B5G B6G F6B F7B F8B F9B G1B G2B G3B G4A G5A G6A G7A G8A G9A H1A H2A K2B L1G L2G L3G L4G L5G L6G L7G L8G L9G M1G M2G M3G N3A N4A N5A N6A P9A N9G P1G - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 184
B3G B4G B5G • MT 1855: CTO A6G A7G A8G A9G B1G B2G B3G B4G B5G B6G G4A G5A G6A G7A G8A G9A H1A H2A L1G L2G L3G L4G L5G L6G L7G L8G L9G M1G M2G M3G N3A N4A N5A N1Q N2Q • MT 3248: CTO FRU # 41R3208 41R3212 41R3228 41R3236 41R3220 41R3341 CRU 1 1 1 1 1 1 180 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 185
Line cord-secondary Line Cord - US • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO G4A G5A G6A G7A G8A G9A H1A H2A H3T H4T H5T H6T N3A N4A N5A N6A P9A N7T N8T Q3T Q4A • MT 3248: CTO Line Cord - China • MT - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 186
A6G A7G A8G A9G B1G B2G B3G B4G B5G B6G F6B F7B F8B F9B G1B G2B G3B G4A G5A G6A G7A G8A G9A H1A H2A K2B L1G L2G L3G L4G L5G L6G L7G L8G L9G M1G M2G M3G N3A • MT 3248: CTO FRU # 41R3225 41R3279 41R3233 41R3209 41R3213 41R3229 41R3237 CRU 1 1 1 1 1 1 1 182 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 187
A5G A6G A7G A8G A9G B1G B2G B3G B4G B5G • MT 1855: CTO A6G A7G A8G A9G B1G B2G B3G B4G B5G B6G G4A G5A G6A G7A G8A G9A H1A H2A L1G L2G L3G L4G L5G L6G L7G L8G L9G M1G M2G M3G N3A N4A N5A N6A P9A N9G P1G P2G - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 188
: CTO • MT 1855: CTO • MT 3248: CTO Russian • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Windows 7 Home Basic 32 184 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T1175 1 03T1176 1 03T1177 1 FRU # CRU 03T1137 1 03T1138 1 03T1139 1 03T1140 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 189
Spanish • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Serbian-Latin • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Turkish • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO US English • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO D7Q • MT 3248: CTO Windows 7 Home - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 190
: CTO • MT 1855: CTO K2B Q1B • MT 3248: CTO Czech • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO P3G Q5G • MT 3248: CTO 186 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T1148 1 03T1149 1 03T1150 1 03T1151 1 FRU # CRU 03T1152 1 03T1153 1 03T1154 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 191
Windows 7 Home Premium 64 India English • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO French • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO P3G Q5G • MT 3248: CTO Greek • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO P3G Q5G • MT 3248: CTO Hungary • MT 1852: CTO • MT 1853: CTO • MT 1855: - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 192
: CTO K2B Q1B • MT 3248: CTO C&L Croatian (EN/SL/CR) • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO P3G Q5G • MT 3248: CTO 188 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T1163 1 03T1164 1 03T1165 1 03T1166 1 03T1167 1 03T1168 1 03T1169 1 03T1170 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 193
Windows 7 Professional 32 Recovery CD Windows 7 Professional 32 Arabic • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO L3G L9G • MT 3248: CTO Chinese-Simplified • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Chinese-Traditional (Hong Kong) • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO A1B - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 194
: CTO Korean • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO FRU # 03T1119 03T1120 03T1121 03T1122 03T1123 03T1124 03T1125 CRU CRU 1 1 1 1 1 1 1 190 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 195
Windows 7 Professional 64 Polish • MT 1852: CTO • MT 1853: CTO A3G A5G A7G A8G B1G B3G • MT 1855: CTO A8G A9G B2G B3G L4G L5G L6G M1G M2G M3G N9G P1G P4G P5G • MT 3248: CTO Portuguese • MT 1852: CTO • MT 1853: CTO A3G A5G A7G A8G B1G B3G • MT 1855: CTO A8G A9G B2G B3G L4G L5G L6G M1G M2G M3G N9G P1G - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 196
Windows Vista COA affixed to the system, that model is eligible only for recovery DVDs that match the operating system specified on the COA. 192 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 197
Brazil Portuguese • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Simplified Chinese • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Chinese-Traditional • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Czech • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 198
• MT 1855: CTO • MT 3248: CTO Norwegian • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Windows XP Professional Generic 32 194 ThinkCentre Hardware Maintenance Manual FRU # CRU 03W7484 1 03W7485 1 03W7486 1 03W7487 1 03W7488 1 03W7489 1 03W7490 1 03W7491 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 199
Polish • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Portuguese • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Russian • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Spanish • MT 1852: CTO • MT 1853: CTO • MT 1855: CTO • MT 3248: CTO Swedish • MT 1852: CTO • - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 200
11L for Brazil • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO A1P A2P A3P FRU # 03T9512 03T9513 54Y8846 54Y8824 CRU 2 2 2 2 196 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 201
MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Microprocessor, Core i3 2100 stepping Q-0 3MB 2c FCLGA 3.1GHZ 65W • MT 1857: CTO • MT 1893: CTO J5A J6A J7G J8G J9G K1V K2V K3V K4V • MT 3253: CTO A2P Microprocessor, Core i7 2600 stepping D-2 8MB 4c FCLGA 3.4GHZ 95W • MT 1857: CTO • MT 1893: - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 202
, Core i5 K6A K8A • MT 3253: CTO A3P Microprocessor, Core i5 2300 stepping D-2 6MB 4c FCLGA 2.8GHZ 95W 1893: CTO • MT 1895: CTO • MT 3253: CTO Core i3 2130 Stepping Q-0 3MB 2c FCLGA 3.4GHz 65W • MT MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Core i5 2320 Stepping D-2 6MB 4c FCLGA 3.0GHZ 95W • MT 1857: - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 203
Item # 3 4 4 5 5 6 FRUs Microprocessor, G630 Sandy bridge, 3MB, Q-0 2C/2T 2.7GHz, 65W • MT 1857: CTO A6G A7G • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO A1P Memory module, 2GB PC3-10600 1333MHz DDR3 UDIMM • MT 1857: CTO A1V A2V A3G A4G A5G • MT 1893: CTO A1G A2G A3G • MT 1895: CTO A1B A2B A3B A5B - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 204
H6A H9B J5A J6A K6A J7G J9G K2V K3V • MT 3253: CTO A1P A2P A3P FRU # 03T9625 45K6530 40Y9036 45K0408 87H4891 45K0409 45K0410 CRU 2 2 2 2 2 2 2 200 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 205
Item # 9 9 9 9 9 9 10 FRUs Hard disk drive, SATA 1TB 7200RPM/3Gb/32M • MT 1857: CTO A4G • MT 1893: CTO A6A A7G A8G A9G B1G • MT 1895: CTO B3G B4G C1Q C2Q C3Q C4Q C5Q C6Q C8Q F4Q G7Q G8Q G9Q H1Q H3Q H7A H8A J1B J2B J3T J4T K5A J8G K1V K4V K7T K8A • MT 3253: CTO Hard disk drive, 2.5 inch SSD 160G SSD - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 206
, front I/O cable_TE(ESD_A495_U390) • MT 1857: all models • MT 1893: all models • MT 1895: all models • MT 3253: all models FRU # CRU 54Y9941 2 54Y9945 2 54Y8275 2 202 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 207
Mechanical FRUs FRU, LED/switch cable(11L_420mm) • MT 1857: all models • MT 1893: all models • MT 1895: all models • MT 3253: all models FRU, rear I/O shield, ATX, Q57, FOF, with USB number • MT 1857: all models • MT 1893: all models • MT 1895: all models • MT 3253: all models FRU, C2 Intrusion - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 208
• MT 3253: all models FRU, no SD-cover • MT 1857: all models • MT 1893: all models • MT 1895: all models • MT 3253: all models 204 ThinkCentre Hardware Maintenance Manual FRU # CRU 91P8835 2 54Y9922 2 45K6557 2 45K6560 2 45K6561 2 03T9626 2 03T9628 2 03T9623 2 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 209
Keyboard and Mouse Keyboard - Preferred Pro USB Keyboard US English • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO A6H B9Q C1Q C2Q C3Q C4Q C5Q C6Q C7Q C8Q C9Q D1Q D2Q D3Q E3A E4A E5A E6A F3Q F4Q F5Q G7Q G8Q G9Q H1Q H2Q H3Q H4Q H5A H6A H7A H8A J5A J6A K5A K6A K8A • MT 3253: CTO Arabic • MT 1857: CTO • - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 210
: CTO German • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO FRU # 41A5296 41A5297 41A5298 41A5299 41A5300 41A5301 41A5302 41A5303 CRU 1 1 1 1 1 1 1 1 206 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 211
Greek • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Greek/US • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Hebrew • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Hungarian • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Iceland • MT 1857: CTO • MT - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 212
1895: CTO • MT 3253: CTO Serbian/Cyrillic • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Keyboard - Preferred Pro USB Keyboard 208 ThinkCentre Hardware Maintenance Manual FRU # CRU 41A5312 1 41A5313 1 41A5314 1 41A5315 1 41A5316 1 41A5317 1 41A5318 1 41A5319 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 213
Slovak • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Spanish • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Swedish/Finnish • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO SF/G • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Thailand • MT 1857: CTO - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 214
)--Arabic • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO FRU # 41A5328 41A5329 45J4880 45J4896 54Y8381 FRU # 03X8001 03X8002 CRU 1 1 1 1 1 CRU 1 1 210 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 215
Keyboard - Fingerprint (EPEAT GOLD) Fingerprint (EPEAT GOLD)--A/F • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--B/F • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--Belgium English • MT 1857: CTO • MT 1893: CTO • MT 1895: - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 216
1893: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--Hebrew • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO 212 ThinkCentre Hardware Maintenance Manual FRU # CRU 03X8011 1 03X8012 1 03X8013 1 03X8014 1 03X8015 1 03X8016 1 03X8017 1 03X8018 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 217
Keyboard - Fingerprint (EPEAT GOLD) Fingerprint (EPEAT GOLD)--Hungarian • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--Iceland • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--Italy • MT 1857: CTO • MT 1893: CTO • MT 1895: - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 218
: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--Swedish/Finnish • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO 214 ThinkCentre Hardware Maintenance Manual FRU # CRU 03X8027 1 03X8038 1 03X8039 1 03X8028 1 03X8040 1 03X8029 1 03X8030 1 03X8031 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 219
Keyboard - Fingerprint (EPEAT GOLD) Fingerprint (EPEAT GOLD)--SF/G • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--Thailand • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--Turkish • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 220
: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--Traditional Chinese • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO 216 ThinkCentre Hardware Maintenance Manual FRU # CRU 57Y4780 1 57Y4781 1 57Y4782 1 57Y4783 1 57Y4784 1 57Y4785 1 57Y4786 1 57Y4787 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 221
Keyboard - Fingerprint (EPEAT GOLD) Fingerprint (EPEAT GOLD)--Czech (QWERTY or ABB) • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--Danish • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--Dutch • MT 1857: CTO • MT 1893: CTO • - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 222
: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--LA Spanish • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO 218 ThinkCentre Hardware Maintenance Manual FRU # CRU 57Y4796 1 57Y4797 1 57Y4798 1 57Y4799 1 57Y4800 1 57Y4801 1 57Y4802 1 57Y4803 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 223
Keyboard - Fingerprint (EPEAT GOLD) Fingerprint (EPEAT GOLD)--Norwegian • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--Polish • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Fingerprint (EPEAT GOLD)--Portuguese • MT 1857: CTO • MT 1893: CTO • MT - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 224
GOLD) --UK English • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO FRU # CRU 57Y4812 1 57Y4813 1 57Y4814 1 57Y4815 1 57Y4816 1 57Y4817 1 57Y4818 1 220 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 225
1895: CTO A7G A8G A9G B1G B2G B3G B4G F6G F7G F8G F9G G1G G2G G3G G4G G5G G6G J7G J8G J9G • MT 3253: CTO Edge--Belgium English • MT 1857: CTO A3G A4G A5G A6G A7G • MT 1893: CTO A1G A2G A3G A4G A5G A6G A7G A8G A9G B1G • MT 1895 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 226
B2G B3G B4G F6G F7G F8G F9G G1G G2G G3G G4G G5G G6G J7G J8G J9G • MT 3253: CTO Edge--Danish • MT 1857: CTO A3G A4G A5G A6G A7G • MT 1893: CTO A1G A2G A3G A4G A5G A6G : CTO FRU # 54Y9298 54Y9299 54Y9300 54Y9301 54Y9302 54Y9303 54Y9304 CRU 1 1 1 1 1 1 1 222 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 227
B4G F6G F7G F8G F9G G1G G2G G3G G4G G5G G6G J7G J8G J9G • MT 3253: CTO Edge--Hebrew • MT 1857: CTO A3G A4G A5G A6G A7G • MT 1893: CTO A1G A2G A3G B4G F6G F7G F8G F9G G1G G2G G3G G4G G5G G6G J7G J8G J9G • MT 3253: CTO Edge--Hungarian • MT 1857: CTO A3G A4G A5G A6G A7G • MT 1893: CTO A1G A2G A3G A4G - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 228
B2G B3G B4G F6G F7G F8G F9G G1G G2G G3G G4G G5G G6G J7G J8G J9G • MT 3253: CTO Edge--Polish • MT 1857: CTO A3G A4G A5G A6G A7G • MT 1893: CTO A1G A2G A3G A4G A5G A6G : CTO FRU # 54Y9312 54Y9313 54Y9314 54Y9315 54Y9316 54Y9317 54Y9318 CRU 1 1 1 1 1 1 1 224 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 229
B4G F6G F7G F8G F9G G1G G2G G3G G4G G5G G6G J7G J8G J9G • MT 3253: CTO Edge--Russian/Cyrillic • MT 1857: CTO A3G A4G A5G A6G A7G • MT 1893: CTO A1G A2G F6G F7G F8G F9G G1G G2G G3G G4G G5G G6G J7G J8G J9G • MT 3253: CTO Edge--Serbian/Cyrillic • MT 1857: CTO A3G A4G A5G A6G A7G • MT 1893: CTO A1G A2G - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 230
B2G B3G B4G F6G F7G F8G F9G G1G G2G G3G G4G G5G G6G J7G J8G J9G • MT 3253: CTO Edge--Slovenian • MT 1857: CTO A3G A4G A5G A6G A7G • MT 1893: CTO A1G A2G A3G A4G A5G A6G : CTO FRU # 54Y9326 54Y9327 54Y9328 54Y9329 54Y9330 54Y9331 54Y9332 CRU 1 1 1 1 1 1 1 226 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 231
B4G F6G F7G F8G F9G G1G G2G G3G G4G G5G G6G J7G J8G J9G • MT 3253: CTO Edge--India • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Lenovo slim USB Keyboard (Edge) Edge--Bulgarian • MT 1857: CTO A3G A4G A5G A6G A7G • MT 1893: CTO A1G A2G A3G A4G A5G - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 232
Lenovo slim USB Keyboard (Edge) Edge--Greek/US • MT 1857: CTO A3G A4G A5G A6G A7G • MT 1893: CTO A1G A2G A3G A4G A5G A6G A7G A8G A9G B1G • MT 1895: CTO A7G A8G A9G B1G B2G B3G B4G F6G F7G F8G F9G G1G G2G G3G G4G G5G G6G • MT 3253: CTO Edge 1 1 1 1 1 1 1 228 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 233
Lenovo slim USB Keyboard (Edge) Edge--Slovenian • MT 1857: CTO A3G A4G A5G A6G A7G • MT 1893: CTO A1G A2G A3G A4G A5G A6G A7G A8G A9G B1G • MT 1895: CTO A7G A8G A9G B1G B2G B3G B4G F6G F7G F8G F9G G1G G2G G3G G4G G5G G6G • MT 3253: CTO Edge Mice Enhanced optical USB mouse (Edge) • MT 1857: CTO A1V - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 234
Line Cord - China • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO FRU # 41R3342 41A5334 45J9598 43N9149 41R3311 FRU # 41R3184 41R3256 230 ThinkCentre Hardware Maintenance Manual CRU 1 1 1 1 1 CRU 1 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 235
Line cord-primary Line Cord - Japan • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Line Cord - Brazil • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO A1P A2P A3P Line Cord - LA (High Voltage) Argentina, Paraguay, Uruguay • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 236
D2Q D3Q F3Q F4Q F5Q G7Q G8Q G9Q H1Q H2Q H3Q H4Q • MT 3253: CTO FRU # 41R3232 41R3208 41R3212 41R3228 41R3236 41R3220 41R3341 CRU 1 1 1 1 1 1 1 232 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 237
Line cord-secondary Line Cord - US • MT 1857: CTO • MT 1893: CTO A6A • MT 1895: CTO B1A E3A E4A E5A E6A E7T E8T E9T F1T H5A H6A H7A H8A J3T J4T J5A J6A K5A K6A K7T K8A • MT 3253: CTO Line Cord - China • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Line Cord - Japan • MT 1857: CTO • MT - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 238
F7G F8G F9G G1G G2G G3G G4G G5G G6G J7G J8G J9G • MT 3253: CTO FRU # 41R3225 41R3279 41R3233 41R3209 41R3213 41R3229 41R3237 CRU 1 1 1 1 1 1 1 234 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 239
Line cord-secondary Line Cord - South Africa • MT 1857: CTO A3G A4G A5G A6G A7G • MT 1893: CTO A1G A2G A3G A4G A5G A6G A6A A7G A8G A9G B1G • MT 1895: CTO A7G A8G A9G B1G B1A B2G B3G B4G E3A E4A E5A E6A F6G F7G F8G F9G G1G G2G G3G G4G G5G G6G H5A H6A H7A H8A J5A J6A K5A K6A J7G J8G J9G K8A • MT 3253: - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 240
• MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Russian • MT 1857: CTO A5G A6G • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO 236 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T1175 1 03T1176 1 03T1177 1 FRU # CRU 03T1137 1 03T1138 1 03T1139 1 03T1140 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 241
Windows 7 Home Basic 32 Spanish • MT 1857: CTO A5G A6G • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Serbian-Latin • MT 1857: CTO A5G A6G • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Turkish • MT 1857: CTO A5G A6G • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO US English • MT 1857: CTO A5G A6G • MT - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 242
Czech • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO FRU # CRU 03T1148 1 03T1149 1 03T1150 1 03T1151 1 FRU # CRU 03T1152 1 03T1153 1 03T1154 1 238 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 243
India English • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO French • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Greek • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Hungary • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Korean • MT 1857: CTO • - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 244
: CTO • MT 1895: CTO F2B • MT 3253: CTO C&L Croatian (EN/SL/CR) • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO 240 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T1163 1 03T1164 1 03T1165 1 03T1166 1 03T1167 1 03T1168 1 03T1169 1 03T1170 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 245
Windows 7 Professional 32 SP 1 Recovery CD Windows 7 Professional 32 Arabic • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Chinese-Simplified • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Chinese-Traditional (Hong Kong) • MT 1857: CTO A1V A2V • MT 1893: CTO • MT 1895: CTO - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 246
• MT 1893: CTO A3G A5G A6G A8G A9G • MT 1895: CTO A9G B1G B3G B4G F9G G4G G5G G6G J7G J8G • MT 3253: CTO 242 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T1119 1 03T1120 1 03T1121 1 03T1122 1 03T1123 1 03T1124 1 03T1125 1 03T1126 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 247
Windows 7 Professional 64 Portuguese • MT 1857: CTO A7G • MT 1893: CTO A3G A5G A6G A8G A9G • MT 1895: CTO A9G B1G B3G B4G F9G G4G G5G G6G J7G J8G • MT 3253: CTO Romanian • MT 1857: CTO A7G • MT 1893: CTO A3G A5G A6G A8G A9G • MT 1895: CTO A9G B1G B3G B4G F9G G4G G5G G6G J7G J8G • MT 3253: CTO - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 248
Windows Vista COA affixed to the system, that model is eligible only for recovery DVDs that match the operating system specified on the COA. 244 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 249
Brazil Portuguese • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Simplified Chinese • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Chinese-Traditional • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Czech • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 250
: CTO • MT 1895: CTO • MT 3253: CTO Norwegian • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Windows XP Professional Generic 246 ThinkCentre Hardware Maintenance Manual FRU # CRU 03W7484 1 03W7485 1 03W7486 1 03W7487 1 03W7488 1 03W7489 1 03W7490 1 03W7491 1 - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 251
Polish • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Portuguese • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Russian • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Spanish • MT 1857: CTO • MT 1893: CTO • MT 1895: CTO • MT 3253: CTO Swedish • MT 1857: CTO • - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 252
248 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 253
BIOS available 1. Lenovo support web site: http://www.lenovo.com/support 2. Lenovo Customer Support Center 3. Levels 1 and 2 Support To update (flash) the BIOS, see "Updating (flashing) the BIOS from a disc" on page 249. Updating (flashing) the BIOS from a disc This section provides instructions - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 254
lenovo.com/support. 2. Do the following to locate the downloadable files for your machine type: a. In the Enter a product number field, type your machine type and click Go. b. Click Downloads and drivers. c. Select BIOS to the Clear CMOS /Recovery jumper. 250 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 255
the computer and then insert the POST and BIOS update (flash update) disc into the Power Interface (ACPI) BIOS Being an ACPI BIOS system, the operating BIOS mode is ignored. Not all operating systems support ACPI BIOS specific signal from another computer on the local area network (LAN). Chapter - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 256
252 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 257
the operation of any other product, program, or service. Lenovo may have patents or pending patent applications covering support applications where malfunction may result in injury or death to persons. The information contained in this document does not affect or change Lenovo product specifications - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 258
, or both: Lenovo The Lenovo logo Rescue and Recovery ThinkCentre ThinkVantage Microsoft and Windows are trademarks of the Microsoft group of companies. Intel is the trademark of Intel Corporation in the United States, other countries, or both. Other company, product, or service names may be - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 259
specifications 78, 111 78, 111 E environment, operating 35 exiting, Setup Utility 47 F failure, recovering from POST/BIOS 250 flashing the BIOS PCI card 82, 116 L Lenovo Solution Center 39 Lenovo ThinkVantage Toolbox 39 locating components 45 passwords, using 43 PC-Doctor for DOS 40 PCI card - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 260
accessing 114 system fan assembly, replacing 139 T temporary startup device 46 the BIOS, updating (flashing) 249-250 U updating (flashing) the BIOS 249 updating (flashing) the BIOS 250 using passwords 43 Setup Utility 43 V viewing and changing settings 43 256 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 261
- Lenovo ThinkCentre Edge 91 | Hardware Maintenance Manual (HMM) (April 2012) - Th - Page 262
Part Number: 0B07046 Printed in USA (1P) P/N: 0B07046 *0B07046*
ThinkCentre
Hardware Maintenance Manual
Machine Types:
1852, 1853, 1855, 1857, 1893, 1895, 3247, 3248,
3250, and 3253