Lenovo ThinkCentre A70z Hardware Maintenance Manual for ThinkCentre A70z
Lenovo ThinkCentre A70z Manual
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- Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 1
ThinkCentre Hardware Maintenance Manual Machine Types: 0401, 0421, 0994, 1165, 1184, 1186, and 2565 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 2
- Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 3
ThinkCentre Hardware Maintenance Manual Machine Types: 0401, 0421, 0994, 1165, 1184, 1186, and 2565 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 4
and the product it supports, be sure to read the information in Appendix A "Notices" on page 183. Tenth Edition (February 2012) © Copyright Lenovo 2009, 2012. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software are delivered pursuant a General Services Administration "GSA" contract, use - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 5
FRU Index . . 41 Hard disk drive boot error 41 Power Supply Problems 41 Diagnostic error codes 42 Beep symptoms 59 POST error codes 60 Miscellaneous error messages 61 Undetermined problems 63 Chapter 8. Replacing FRUs 65 Locating controls and connectors on the front of your computer 65 Rear - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 6
100 Installing a system fan 101 Replacing the power supply assembly . . . . . 101 Removing the power supply assembly . . . 102 Installing a power supply assembly . . . . . 104 Replacing the LCD panel 106 Removing the LCD panel 106 Installing an LCD panel 107 Installing a computer wall mount 108 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 7
type and are applicable to all ThinkCentre computers. This manual includes a complete FRU part number listing for each machine type and model listed on the cover. If you have Internet access, FRU part numbers are also available at: http:/www.lenovo.com/support Important Safety Information Be sure to - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 8
following statement pertains to these products and any product Lenovo produces containing RoHS compliant parts. RoHS compliant ThinkCentre parts have unique FRU part numbers. Before or after June 2006, failed RoHS compliant parts must always be replaced using RoHS compliant FRUs, so only the FRUs - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 9
for you. • Do not perform any action that causes hazards to the customer, or that makes the equipment unsafe. • Before you start the machine, ensure that other service representatives and the customer's personnel are not in a hazardous position. • Place removed covers and other parts in a safe place - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 10
power before: - Performing a mechanical inspection - Working near power supplies - Removing or installing Field Replaceable instructions service the following parts with the power on when they are removed from their normal operating places in a machine: - Power supply units - Pumps - Blowers and fans - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 11
safety items installed to protect users and service personnel from injury. This guide addresses only those items. However, good judgment power-supply cover fasteners (screws or rivets) have not been removed or tampered with. Handling electrostatic discharge-sensitive devices Any computer part - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 12
below, to provide protection that meets the specific service requirement. Note: The use of a grounding power cords to a properly wired and grounded electrical outlet. • Connect to properly wired outlets any equipment that will be attached to this product. 6 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 13
5. Turn device ON. To Disconnect 1. Turn everything OFF. 2. First, remove power cords from outlet. 3. Remove signal cables from connectors. 4. Remove all cables from devices. CAUTION: When replacing the lithium battery, use only Part Number 45C1566 or an equivalent type battery recommended by the - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 14
on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source. 2 1 8 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 15
Chapter 2. Safety information 9 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 16
≥18 kg (37 lbs) ≥32 kg (70.5 lbs) ≥55 kg (121.2 lbs) 2 1 PERIGO 10 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 17
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. • Conecte todos os - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 18
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 todos os cabos de alimentação estejam desconectados da fonte de alimentação. 2 1 12 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 19
Chapter 2. Safety information 13 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 20
2 1 14 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 21
Chapter 2. Safety information 15 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 22
réseaux, aux systèmes de télécommunication et aux modems (sauf instruction contraire mentionnée dans les procédures d'installation et de configuration). • és, reportez-vous aux instructions ci-dessous pour connecter et déconnecter les différents cordons. 16 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 23
les unités SOUS TENSION. ATTENTION: Remplacer la pile au 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 module contenant une pile au lithium, vous devez le - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 24
ühren von Oberflächen mit unterschiedlichem elektrischem Potenzial zu vermeiden. • Geräte niemals einschalten, wenn Hinweise auf Feuer, Wasser oder Gebäudeschäden vorliegen. 18 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 25
Anweisungen enthalten sind. • Zum Installieren, Transportieren und Öffnen der Abdeckungen des Computers oder der angeschlossenen Einheiten die Kabel gemäß der folgenden Tabelle anschließen und abziehen eine Laserdiode der Klasse 3A oder 3B. Beachten Sie Folgendes: Chapter 2. Safety information 19 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 26
mit mehreren Netzkabeln ausgestattet sein. Um die Stromversorgung für die Einheit vollständig zu unterbrechen, müssen alle zum Gerät führenden Netzkabel vom Netz getrennt werden. 2 1 20 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 27
Chapter 2. Safety information 21 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 28
a una presa di alimentazione correttamente cablata e dotata di messa a terra. • Collegare alle prese elettriche appropriate tutte le apparecchiature che verranno utilizzate per questo prodotto. 22 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 29
ATTENZIONE: Quando si sostituisce la batteria al litio, utilizzare solo il Numero parte 45C1566 o un tipo di batteria equivalente consigliato dal produttore. Se sul o l'esecuzione di procedure non descritti nel presente manuale possono provocare l'esposizione a radiazioni pericolose. Chapter 2. Safety - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - 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 24 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 31
Chapter 2. Safety information 25 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 32
mano para conectar o desconectar los cables de señal. • No encienda nunca un equipo cuando hay señales de fuego, agua o daños estructurales. 26 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 33
• Desconecte los cables de alimentación, los sistemas de telecomunicaciones, las redes y los módems conectados antes de abrir las cubiertas de los dispositivos, a menos que se indique lo contrario en los procedimientos de instalación y configuración. • Conecte y desconecte los cables, como se - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 34
suprimir toda la corriente eléctrica del dispositivo, asegúrese de que todos los cables de alimentación estén desconectados de la toma de corriente. 2 1 28 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 35
can download it from http://www.lenovo.com/support. Additional information resources If you have Internet access, the most up-to-date information for your computer is available from the World Wide Web. You can find the following information: • CRU removal and installation instructions • Publications - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 36
Parts information • Downloads and drivers • Links to other useful sources of information To access this information, go to: http://www.lenovo.com/support/ Specifications This section lists the physical specifications for your computer range: 50 to 60 Hz 30 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 37
following information to assist you in problem determination. If possible, have this information available when requesting assistance from Service Support and Engineering functions. • Machine type and model • Processor or hard disk drive upgrades • Failure symptom - Do diagnostics indicate a failure - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 38
to it failing? - Is this the original reported failure? • Diagnostics version - Type and version level • Hardware configuration - Print (print screen) configuration currently in use - BIOS level non-working" systems will often lead to problem resolution. 32 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 39
and solutions for computer problems, access the Lenovo troubleshooting center, update system drivers, and review system information. To run the Lenovo System Toolbox program, click Start ® All Programs ® Lenovo Services ® Lenovo System Toolbox. Follow the instructions on the screen. For additional - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 40
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 for maximum system performance. Notes: • The Lenovo Solution Center program is available - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 41
computer to access the diagnostic program. 3. Follow the instructions on the screen to select the diagnostic test you want to run. Note: For additional help, press the F1 key. 4. Remove the diagnostic disc from the optical drive PASSED, FAILED, ABORTED) select one or PC. • Failure Type: - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 42
and Full erase - hard drive The diagnostics program offers two hard drive format utilities: • Quick Erase Hard Drive • Full Erase Hard Drive The Quick Erase Hard Drive provides a DOS utility that performs the following: • Destroys the Master Boot Record (MBR) on the hard drive. • Destroys all copies - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 43
program To start the Setup Utility program, do the following: 1. Make sure your computer is turned off. 2. Repeatedly press and release the F1 key when turning on the computer. When you hear multiple beeps or see a logo screen, release the F1 key. The Setup Utility program opens. Note: If a password - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 44
each time the computer is turned on. The computer cannot be used Follow the instructions displayed on the screen to set as hard disk drives or the optical drive) are one of the following: • Select USB Setup to enable or disable a USB device. • Select ATA Drives ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 45
If your computer does not start up from a device such as the hard disk drive or the disc in the optical drive as expected, do one of the Select Startup ® Primary Boot Sequence. Read the information displayed on the right side of the screen. 3. Select the first boot device, second boot device, and so - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 46
40 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 47
system on the boot drive. The drive must be formatted, do the following: 1. Attempt to back-up the data on the failing hard disk drive. 2. Using the operating systems programs, format the hard disk drive. Replace the hard disk drive. Power Supply Problems If you suspect a power problem, use the - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 48
" on page 179 2. Adapter card 3. System board 1. Flash the system. See "Flash update procedures" on page 179 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 42 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 49
BIOS test warning 000-198-XXX BIOS test aborted 000-199-XXX BIOS test failed, cause unknown 000-250-XXX BIOS APM failure 000-270-XXX BIOS update procedures" on page 179 3. Go to "Undetermined problems" on page 63 1. Go to "Undetermined problems" on page 63 2. Flash the system and re-test 3. Replace - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 50
" on page 37 2. Flash the system and retest. See "Flash update procedures" on page 179 3. Go to "Undetermined problems" on page 63 1. Go to "Undetermined problems" on page 63 2. Flash the system and re-test 3. Replace component under function test System board System board System board 1. Device on - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 51
disk drive cable 2. Hard disk drive 3. System board 1. Device on IRQ15 2. System board System board 1. Run Setup and re-test 2. System board 1. CMOS Battery 2. System board 1. Flash the system. See "Flash update procedures" on page 179 2. System board System board System board 1. Flash the system - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 52
BIOS Ram 2. Video card, if installed 3. System board 1. Video card, if installed 2. System board 1. Video card, if installed 2. System board 1. Run Setup 2. Video drivers update review update procedures" on page 179 3. Go to "Undetermined problems" on page 63 46 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 53
interface test failed, cause update procedures" on page 179 3. Go to "Undetermined problems" on page 63 1. Go to "Undetermined problems" on page 63 2. Flash the system and re-test 3. Replace component under function test 1. Diskette drive cable 2. Diskette drive 3. System board No action 1. Remove - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 54
179 3. Go to "Undetermined problems" on page 63 1. Go to "Undetermined problems" on page 63 2. Flash the system and re-test. See "Flash update procedures" on page 179 3. Replace component under function test 1. External serial device 2. System board No action 1. Remove external parallel device, if - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 55
port test failed, cause F3 to review the log problems" on page 63 2. Flash the system and re-test. See "Flash update procedures" on page 179 3. Replace component under function test 1. External parallel device 2. System board No action 1. Remove USB device(s) and re-test 2. System board 1. Remove - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 56
procedures" on page 179 3. Go to "Undetermined problems" on page 63 015-199-XXX USB port test failed, cause unknown 1. Go to "Undetermined problems" on page 63 2. Flash the system and re-test. See "Flash update procedures" on page 179 3. Replace component under function test 018-000-XXX PCI Card - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 57
failed, cause unknown 018-250-XXX PCI Card Services problems" on page 63 2. Flash the system and re-test. See "Flash update procedures" on page 179 3. Replace component under function test 1. PCI card 2. Riser card, if installed 3. System board No action 1. IDE signal cable 2. Check power supply - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 58
on page 179 3. Go to "Undetermined problems" on page 63 1. Go to "Undetermined problems" on page 63 2. Flash the system and re-test. See "Flash update procedures" on page 179 3. Replace component under function test No action 1. SCSI signal cable 2. Check power supply 3. SCSI device 4. SCSI adapter - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 59
035-197-XXX RAID interface test warning FRU/Action 1. SCSI signal cable 2. Check power supply 3. SCSI device 4. SCSI adapter card, if installed 5. 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. Make - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 60
port test failed, cause update procedures" on page 179 3. Go to "Undetermined problems" on page 63 1. See "Undetermined problems" on page 63 2. Flash the system and re-test. See "Flash update procedures" on page 179 3. Replace component under function test 54 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 61
the system and re-test. See "Flash update procedures" on page 179 3. Go to "Undetermined problems" on page 63 1. See "Undetermined problems" on page 63 2. Flash the system and re-test. See "Flash update procedures" on page 179 3. Replace component under function test No action 1. Mouse 2. System - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 62
interface test failed, cause problems" on page 63 2. Flash the system and re-test. See "Flash update procedures" on page 179 3. Replace component under function test No action 1. Flash system 2. System board Information only Re-start the test, if necessary 56 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 63
Voltage Sensor(s) test failed, cause unknown 170- FRU/Action 1. Press F3 to review the log file 2. Re-start problems" on page 63 1. See "Undetermined problems" on page 63 2. Flash the system and re-test. See "Flash update procedures" on page 179 3. Replace component under function test 1. Power supply - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 64
-XXX Hard Disk Drive Test Passed 217-25X-XXX 217-26X-XXX Hard Disk Drive (IDE) error FRU/Action 1. See "Undetermined problems" on page 63 2. Flash the system and re-test. See "Flash update procedures" on page 179 3. Replace component under function test 1. Check fans 2. Check Power supply voltages - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 65
Hard Disk Drive Cable 2. Check power supply voltages 3. Reseat the hard disk drive cable 4. Hard Disk drive (SCSI) 5. SCSI adapter card 6. System board No action 1. Remove the Hi-Capacity Cartridge Drive describes beep symptoms. Beep Symptom 2 short beeps CMOS setting error FRU/Action Perform the - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 66
beeps BIOS ROM error 2 short and 1 long beeps DRAM memory error FRU/Action 3. Perform a Boot block recovery. See "Updating (flashing) BIOS from your operating system" on page 180. Perform the following actions in order. 1. Make sure the monitor is properly connected to the computer. 2. Replace - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 67
display screen. The BIOS was unable to find a suitable boot device. Make sure the boot drive is properly connected to the computer. Make sure you have bootable media. Miscellaneous error messages Message/Symptom Changing display colors Computer will not power-off. See "Hard disk drive boot error - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 68
above (including blank or illegible display) 1. Display 2. System Board Power-on indicator or hard disk drive in-use light not on, but computer works correctly 1. Power switch/LED assembly 2. System Board Printer problems 1. Printer 2. System Board 62 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 69
section. If the power supplies are working correctly, do the following: 1. Power-off the computer. 2. If this computer has a parallel ATA hard disk drive, make sure that the hard disk drive is jumpered as a master and the optical drive is jumpered as a slave. 3. Remove or disconnect the following - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 70
Repeat steps 1 through 3 until you find the failing device or adapter. If all devices and adapters have been removed, and the problem continues, replace the system board. If the problem is solved when you remove an adapter from the computer but the problem recurs when you reinstall the same adapter - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 71
you work safely. FRU replacements are to be done by trained service technicians only. This chapter does not contain a removal and replacement procedure for all FRUs. Only the major FRUs are documented. Locating controls and connectors on the front of your computer The following illustration shows - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 72
cable lock slot 6 Optical drive FRU locations The following illustration shows the locations of the FRUs. 1 Heat sink assembly 2 Microprocessor 3 Memory modules (2) 4 Integrated webcam 66 ThinkCentre Hardware Maintenance Manual 9 Power supply 10 Rear I/O assembly 11 Battery - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 73
5 Microprocessor fan assembly 6 Hard disk drive 7 Optical drive 8 Internal speaker 13 System board 14 System fan 15 Inverter Major components of the computer The following illustration shows the major components of the computer. Chapter 8. Replacing FRUs 67 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 74
fan assembly 12 4 Power supply assembly 13 5 Memory modules (2) 14 6 Power cables for hard disk drive and optical 15 drive Rear USB assembly - 40 pin Internal USB assembly Debug pin Power switch assembly Internal speakers Mini PCI Express 68 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 75
03 inch × 0.39 inch) Removing the computer stand This section provides instructions on how to remove the computer stand. To remove the computer stand, do the following: 1. Turn off the computer. 2. Disconnect all cables, power cords, and external options from your computer. See "Rear connectors" on - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 76
the two captive screws 1 near the bottom of the computer by turning them counterclockwise. You may hear the computer cover rattling when you turn the screwdriver. Note: The two screws are captive; they are part of the computer cover and cannot be removed. 70 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 77
, power cords, and external options from your computer. See "Rear connectors" on page 65. 3. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay it down so that the screen is against the surface and the cover is facing up. 4. Remove the computer - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 78
8. Open the system board shielding by removing the five screws 1 that secure the system board shielding to the three cables to the inverter. 3. Install the inverter shielding that was removed by inserting one end into the slots and reinstalling the screw. 72 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 79
the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the rear I/O shielding. Removing the rear I/O shielding To remove the rear I/O shielding, do the following: 1. Turn off the computer. 2. Disconnect all cables, power - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 80
I/O shielding To install the rear I/O shielding, do the following: 1. Replace the rear I/O shielding over the rear I/O assembly and make sure the assembly. 3. Go to "Completing the FRU installation" on page 108. Replacing the hard disk drive Attention 74 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 81
of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the hard disk drive. Removing the hard disk drive To remove the hard disk drive, do the following: 1. Turn off the computer. 2. Disconnect all cables, power cords - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 82
down so that the screen is against the surface and the cover is facing up. 4. Remove the computer cover. See "Removing the computer cover" on page 70. 5. Attach the retention clip that you removed from the previous hard disk drive to the side of the new hard disk drive by installing the two screws - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 83
of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the optical drive. Removing the optical drive To remove the optical drive, do the following: 1. Turn off the computer. 2. Disconnect all cables, power cords, and - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 84
. Hold the sides of your computer and gently lay it down so that the screen is against the surface and the cover is facing up. 4. Remove the computer cover. See "Removing the computer cover" on page 70. 5. Attach the retention clip that you removed from the previous optical drive to the side of the - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 85
ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support CAUTION: The memory module might be very hot. Turn off the computer and wait three to five minutes to let the computer cool before opening the computer cover. This section provides instructions on how to replace the memory - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 86
. Hold the sides of your computer and gently lay it down so that the screen is against the surface and the cover is facing up. 4. Remove the computer cover. See "Removing the computer cover" on page 70. 5. Replace the memory module by aligning the notch on the memory module with the key in the - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 87
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 microprocessor fan assembly. Removing the microprocessor fan assembly To remove the microprocessor fan - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 88
LCD panel. See "Removing the optical drive" on page 77 and "Removing the rear I/O assembly" on page 92. 10. Remove all the 11 screws that secure the main bracket to the front bezel. 11. Remove the four screws that attach the LCD panel to the main bracket. 82 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 89
12. Lift the main bracket up a little bit so that the LCD panel detaches from the main bracket, and you can gently pull out the microprocessor fan assembly cable connectors through the hole in the main bracket. 13. Lift the microprocessor fan assembly and cables up and out of the main bracket. - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 90
Route the microprocessor fan assembly cables so that they will not be pinched by the system board shielding. 4. Reinstall the four screws that attach the LCD panel to the main bracket. 5. Reinstall all the 11 screws that secure the main bracket to the front bezel. 84 ThinkCentre Hardware Maintenance - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 91
" 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 microprocessor and heat sink assembly. Removing the microprocessor - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 92
a. Partially remove screw 1 , fully remove screw 3 , and then fully remove screw 1 . b. Partially remove screw 2 , fully remove screw 4 , and then fully remove screw 2 . 8. Carefully lift the heat sink assembly , and place it on a static-protective surface. 86 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 93
the static-protective package that contains the new microprocessor to any unpainted metal surface on the computer; remove the microprocessor from the package. 2. Align the microprocessor 1 with the socket (note the that secure the heat sink assembly to the system board: Chapter 8. Replacing FRUs 87 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 94
Guide, go to: http://www.lenovo.com/support Removing the system board To remove the system board, do the following: 1. Turn off the computer. 2. Disconnect all cables, power cords, and external options from your computer. See "Rear connectors" on page 65. 88 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 95
computer and gently lay it down so that the screen is against the surface and the cover is facing up. 4. Remove the computer cover. See "Removing the computer system board out of the chassis. 10. Remove the memory modules from the failing system board and install them in the same Replacing FRUs 89 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 96
ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the internal speakers. Removing the internal speakers To remove the internal speakers, do the following: 1. Turn off the computer. 2. Disconnect all cables, power cords - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 97
the FRU installation" on page 108. Replacing the rear I/O assembly Attention Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy Chapter - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 98
of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the rear I/O assembly. Removing the rear I/O assembly To remove the rear I/O assembly, do the following: 1. Turn off the computer. 2. Disconnect all cables, power - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 99
9. Remove the rear I/O assembly and rear I/O assembly cables from the computer. Installing a rear I/O assembly To install a rear I/O assembly, do the following: 1. Reconnect all the rear . 3. Install the two screws 1 that secure the rear I/O assembly to the main bracket. Chapter 8. Replacing FRUs 93 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 100
ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the integrated webcam. Removing the integrated webcam To remove the integrated webcam, do the following: 1. Turn off the computer. 2. Disconnect all cables, power cords - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 101
Remove the microprocessor fan assembly. See "Removing the microprocessor fan assembly" on page 81. 12. Remove the memory modules. See "Removing the memory module" on page 79. 13. Remove the system board. See "Removing . Remove the integrated webcam and integrated webcam cable from the computer. - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 102
fan assembly" on page 83. 7. Reinstall the memory modules. See "Installing a memory module" on page 80. 8. Reinstall the power supply assembly. See "Installing a power supply assembly" on page 104. 9. Reinstall the optical drive. See "Installing an optical drive" on page 78. 10. Reinstall the hard - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 103
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 inverter. Removing the inverter To remove the inverter, do the following: 1. Turn off the computer. 2. Disconnect all cables, power cords, and external - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 104
before reading and 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 To install an inverter, do the following: 1. Place the - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 105
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 battery. Removing the battery To remove the battery, do the following: 1. Turn off the computer. 2. Disconnect all cables, power cords, and external - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 106
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 system fan. Removing the system fan To remove the system fan, do the following: 1. Turn off the computer. 2. Disconnect all cables, power cords, and - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 107
page 72. 8. Reinstall the rear I/O shielding. See "Installing the rear I/O shielding" on page 74. 9. Go to "Completing the FRU installation" on page 108. Replacing the power supply assembly Attention Never remove the cover on a power supply or any part that has the following label attached. Chapter - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 108
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 power supply assembly. Removing the power supply assembly To remove the power supply assembly, do the following - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 109
8. Remove the power supply assembly cage by removing the two screws as shown in the following illustration. 9. Remove the three screws that secure the power supply assembly to the main bracket. Chapter 8. Replacing FRUs 103 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 110
the new power supply assembly in the main bracket so that the screw holes in the power supply assembly align with the mounting studs in the main bracket. 2. Install and tighten the three screws to secure the power supply assembly to the main bracket. 104 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 111
3. Replace the power supply assembly cage over the power supply assembly so that the screw holes in the power supply assembly cage align with the mounting studs in the power supply assembly. 4. Install and tighten the two screws that attach the power supply assembly cage to the power supply assembly - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 112
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 LCD panel. Note: To access the LCD panel, other FRUs have to be removed. As you remove each FRU, set it aside - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 113
Remove the four screws that secure the LCD panel to the main bracket. Installing an LCD panel To install an LCD panel, do the following: 1. Place the main bracket over the LCD panel, make sure the four screw holes in the main bracket align with those in the LCD Position the LCD panel and main bracket - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 114
need to install any removed parts, replace the computer cover, and reconnect any cables, including telephone cords and power cords. Also, depending on the FRU that is replaced, you might need to confirm the updated information in the Setup Utility program. Note: When the power cord is first plugged - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 115
stand, do the following: 1. Turn off the computer. 2. Disconnect all cables, power cords, and external options from your computer. See "Rear connectors" on page 65. 3. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay it down so that the screen - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 116
6. Use a screwdriver to tighten the four screws until the screws stop turning. 110 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 117
in the CRU column. "N" means that 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: MT 1165, 1184, and 1186 The following replaceable components are available for the 1165, 1184, and 1186 machine type models. Item - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 118
1GB PC2-6400 (800MHz) DDR2 SDRAM • MT 1165: A1U A1F ADJ A6J ABG ALG AFS AFY C6J C4S AVA AVT E2G D7S D7D D7Y • MT 1184: A3G • MT 1186: A1U A1F A2 A2U A2F FRU # 53Y6653 71Y6250 71Y3484 64Y1075 53Y9049 71Y6252 71Y6251 89Y8073 41X1080 CRU N N N N N N N N N 112 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 119
Memory slots, 2GB PC2-6400 (800MHz) DDR2 SDRAM • MT 1165: A2U A2F A2M A3U A3F A3M A4U A4F A5U A5F A7J A8S A8Y A8J AAJ ACG AMG AEG ANG AGS AGY AHS AHY AJG AKG C5S C5D C5Y B8A F8Q • MT 1184: • MT 1186: A1U A1F Hard disk drive, SATA 320GB 7200RPM / 3Gb / 8M • MT 1165: A2U A2F A2M A3U A3F A3M A5U A5F A7J - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 120
Hard disk drive, SATA 320GB 7200RPM / 3Gb / 8M • MT 1165: A2U A2F A2M A3U A3F A3M A5U A5F A7J A8S A8Y A8J ABG ALG ACG AMG AEG ANG AFS AFY AGS AGY AHS AHY AKG C5S C5D C5Y B8A B4Y A5S A5Y A6S A6Y Power supply, 130w PSU WW, robust,JP • MT 1165: A1U A1F A2U A2F A2M ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 121
1165: A1U A1F A2U A2F A2M A3U A3F A3M A4U A4F A5U A5F ADJ A6J A7J A8S A8Y A8J AAJ ABG ALG ACG AMG AEG ANG AFS AFY AGS AGY AHS AHY AJG AKG C5S C5D C5Y B8A A4S A4Y B4S B4D B4Y A5S A5Y A6S A6Y B5S B5D B5Y Battery, 3V- Lithium • MT 1165: A1U A1F A2U A2F A2M A3U A3F A3M A4U A4F A5U A5F ADJ A6J A7J A8S A8Y - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 122
models • MT 1186: all models FRU, speakers left & right • MT 1165: all models • MT 1184: all models • MT 1186: all models FRU, power button and LED cable • MT 1165: all models • MT 1184: all models • MT 1186: all models FRU, system board fan • MT 1165: all models • MT 1184: all models • MT 1186: all - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 123
(Lenovo Preferred Pro USB -- without hub) • MT 1186: A1U A2U A3U A4Y Arabic • MT 1165: AQG ARG E6G E7G E2G E3G E4G • MT 1184: A1G A2G A3G • MT 1186: A/F • MT 1165: • MT 1184: • MT 1186: B/F • MT 1165: AQG ARG E6G E7G E2G E3G E4G • MT 1184: A1G A2G A3G • MT 1186: Belgium English • MT 1165 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 124
E2G E3G E4G • MT 1184: A1G A2G A3G • MT 1186: Iceland • MT 1165: AQG ARG E6G E7G E2G E3G E4G • MT 1184: A1G A2G A3G • MT 1186: 118 ThinkCentre Hardware Maintenance Manual FRU # CRU 41A5299 1 41A5300 1 41A5301 1 41A5302 1 41A5303 1 41A5304 1 41A5305 1 41A5306 1 41A5307 1 41A5308 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 125
Keyboard (Lenovo Preferred Pro USB -- without hub) Italy • MT 1165: AQG ARG E6G E7G E2G E3G E4G • MT 1184: A1G A2G A3G • MT 1186: Japanese • MT 1165: C6J C7J C8J D1J D2J D3J B7J • MT 1184: • MT 1186: Korean • MT 1165: • MT 1184: • MT 1186: LA Spanish • MT 1165: C5S C5D C5Y APS APY C2S C3S - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 126
E6G E7G E2G E3G E4G • MT 1184: A1G A2G A3G • MT 1186: UK English • MT 1165: AQG ARG E6G E7G E2G E3G E4G • MT 1184: A1G A2G A3G • MT 1186: 120 ThinkCentre Hardware Maintenance Manual FRU # CRU 41A5319 1 41A5320 1 41A5321 1 41A5322 1 41A5323 1 41A5324 1 41A5325 1 41A5326 1 41A5327 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 127
Preferred Pro USB -- without hub) US European • MT 1165: AQG ARG E6G E7G E2G E3G E4G • MT 1184: A1G A2G A3G • MT 1186: Slovenian • MT 1165: • MT 1184: • MT 1186: Keyboard (Lenovo Fingerprint Reader USB) wireless--US English China • MT 1165: A5U ACG AMG D6A B3H • MT 1184: • MT 1186: wireless--Arabic - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 128
: • MT 1184: • MT 1186: wireless--German • MT 1165: ACG AMG • MT 1184: • MT 1186: wireless-Greek • MT 1165: ACG AMG • MT 1184: • MT 1186: wireless--Greek/US • MT 1165: ACG AMG • MT 1184: • MT 1186: 122 ThinkCentre Hardware Maintenance Manual FRU # CRU 57Y4747 1 57Y4748 1 57Y4749 1 57Y4750 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 129
(Lenovo Fingerprint Reader USB) wireless--Hebrew • MT 1165: ACG AMG • MT 1184: • MT 1186: wireless--Hungarian • MT 1165: ACG AMG • MT 1184: • MT 1186: wireless--Iceland • MT 1165: ACG AMG • MT 1184: • MT 1186: wireless--Italy • MT 1165: ACG AMG • MT 1184: • MT 1186: wireless--Japanese • MT 1165 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 130
AMG • MT 1184: • MT 1186: wireless--US European • MT 1165: ACG AMG • MT 1184: • MT 1186: wireless--Slovenian • MT 1165: ACG AMG • MT 1184: • MT 1186: 124 ThinkCentre Hardware Maintenance Manual FRU # CRU 57Y4767 1 57Y4768 1 57Y4769 1 57Y4770 1 57Y4771 1 57Y4772 1 57Y4773 1 57Y4774 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 131
and miscellaneous FRUs Adapters and miscellaneous FRUs Intel WiFi shirley peak 1x2 MC • MT 1165: A3U A3F A3M A4U A4F A5U A5F A7J A8S A8Y A8J AAJ ACG AMG AEG B8A B8T C1A C1T D5A D5T D6A D6T C7J APS APY AQG ARG C2S C3S C3M • MT 1184: • MT 1186: A3U A3F A4S A4Y 19 inch 1440x900 LCD panel • MT 1165: - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 132
• MT 1165: D7Y D8Y E1Y • MT 1184: • MT 1186: B5Y Line Cord - ANZ • MT 1165: C3M • MT 1184: • MT 1186: Line Cord - Korea • MT 1165: • MT 1184: • MT 1186: FRU # 41R3184 45J9502 41R3256 41R3248 43N9057 41R3270 41R3176 41R3196 41R3260 CRU 1 1 1 1 1 1 1 1 1 126 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 133
ARG E6G E7G E2G E3G E4G • MT 1184: A1G A2G A3G • MT 1186: Line Cord - South Africa • MT 1165: A2M A3M A8Y ABG ALG ACG AMG AEG ANG AFY AGY AHY AJG AKG B8A C1A D5A D6A C3M E5A • MT 1184: A1G A2G A3G • MT 1186: FRU # 41R3224 41R3278 45J9503 41R3232 41R3208 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 134
1184: • MT 1186: Line Cord - Taiwan • MT 1165: • MT 1184: • MT 1186: Line Cord - Denmark • MT 1165: AQG ARG E6G E7G E2G E3G E4G • MT 1184: A1G A2G A3G • MT 1186: A4Y FRU # 41R3185 41R3257 41R3271 41R3177 41R3261 41R3279 41R3213 CRU 1 1 CRU 1 1 1 1 1 1 1 128 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 135
Power Cords --secondary Line Cord - South Africa • MT 1165: AQG ARG E6G E7G E2G E3G E4G • MT 1184: A1G A2G A3G • MT 1186: A4Y Line Cord - India • MT 1165: • MT 1184: • MT 1186: Line Cord - Japanese and Japanese English • MT 1165: C6J C7J C8J D1J D2J D3J • MT 1184: • MT 1186: Line Cord - Japanese and - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 136
Power Cords --secondary Line Cord - South Africa • MT 1165: A2M A3M A8Y ABG ALG ACG AMG AEG ANG AFY AGY AHY AJG AKG B8A C1A D5A D6A E6G E7G E2G E3G E4G • MT 1184: A1G A2G A3G • MT 1186: Line Cord - India • MT 1165: ASQ E8Q E9Q F1Q F2Q F3Q F4Q F5Q F6Q F7Q F8Q F9Q - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 137
: A6S A6Y Windows 7 Home Premium 32 Recovery CD Windows 7 Home Premium 32 English • MT 1165: ASQ B1H • MT 1184: A3G • MT 1186: French • MT 1165: A1U A4U A5U • MT 1184: A3G • MT 1186: A1U Japanese • MT 1165: • MT 1184: • MT 1186: FRU # CRU 71Y8763 1 71Y8762 1 89Y8074 1 03T0000 1 FRU # CRU - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 138
MT 1184: A3G • MT 1186: Greek • MT 1165: • MT 1184: A3G • MT 1186: Hebrew • MT 1165: • MT 1184: A3G • MT 1186: Hong Kong • MT 1165: • MT 1184: • MT 1186: Turkish • MT 1165: • MT 1184: A3G • MT 1186: 132 ThinkCentre Hardware Maintenance Manual FRU # CRU 71Y8774 1 71Y8776 1 71Y8777 1 89Y8351 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 139
AQG ARG E6G E7G E2G E3G E4G • MT 1184: A1G A2G • MT 1186: English for India • MT 1165: • MT 1184: • MT 1186: Chinese Traditional • MT 1165: • MT 1184: • MT 1186: Czech • MT 1165: AQG ARG E6G E7G E2G E3G E4G • MT 1184: A1G A2G • MT 1186: FRU # 71Y8768 71Y8765 71Y8766 71Y8767 71Y8769 71Y8770 89Y8350 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 140
: AC ACG AM AMG • MT 1184: • MT 1186: French • MT 1165: • MT 1184: • MT 1186: Japanese • MT 1165: • MT 1184: • MT 1186: Spanish • MT 1165: • MT 1184: • MT 1186: 134 ThinkCentre Hardware Maintenance Manual FRU # CRU 89Y8079 1 89Y8080 1 89Y8081 1 89Y6555 1 89Y8082 1 FRU # CRU 71Y8781 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 141
(EN FR GR IT NL) • MT 1165: • MT 1184: • MT 1186: English for India • MT 1165: • MT 1184: • MT 1186: Hebrew • MT 1165: • MT 1184: • MT 1186: FRU # CRU 71Y8782 1 71Y8783 1 89Y8352 1 89Y8101 1 Overall: MT 0401, 0421, 0994, and 2565 The following replaceable components are available for the - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 142
0994: • MT 0421, 2565: B9S B9D B9Y B3S B3D B3Y Microprocessor, E7500 2.93GHz 1066M 3M R0 65W • MT 0401: B7B B8B BDG A5U 2565: B4S B4Y A4S A4Y A6U A6F A6S FRU # 45K6317 45C7736 71Y3486 53Y6654 53Y6653 89Y0198 71Y6250 71Y3484 89Y8073 CRU N N N N N N N N N 136 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 143
S9T T3A T3T Y8B • MT 0994: • MT 0421, 2565: Microprocessor, E5700 3.0GHz 800M 2M R0 65W • MT 0401: G6G G6M K2B K5B H2A H2T H4A H4T K8Q L1Q H6V H7V H8V H9B H9V L3V L4S L4D L4Y N3Q N5Q N9B P2B Q2Q Q5Q Q7Q R6U R6F R6S H6A H6Q H6T V5P • MT 0994 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 144
1GB PC3-10600 1333MHz DDR3 UDIMM • MT 0401: • MT 0994: • MT 0421, 2565: Memory modules, 2GB PC3-10600 1333MHz DDR3 UDIMM • MT 0401: • MT 0994: C1G C2G C3G C4G C5G C6G • MT 0421, 2565: FRU # 03T6008 03T9010 46R3322 46R3323 64Y6648 64Y6649 CRU N N 1 1 1 1 138 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 145
2565: all models Microprocessor fan (use 2 at same time) • MT 0401: all models • MT 0994: all models • MT 0421, 2565: all models Hard disk drive, SATA 160GB 7200RPM / 3Gb / 8M • MT 0401: • MT 0994: • MT 0421, 2565: Hard disk drive , 2565: Hard disk drive, SATA 320GB 7200RPM / 3Gb / 8M • MT 0401: B5B - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 146
C7D C7Y C8S C8D C8Y Optical drive, SATA slim DVD-ROM • MT 0401: AGJ AKJ C1V C2V CRB CSB F8J F9J G3J G5J G6J G8J G9J H1J H7V P9J Q1J R9J T8V U4H V1G V1V W5J W7J W9J Z2J • MT 0994: • MT 0421, 2565: FRU # 45K0409 41X5582 45K0410 71Y5848 CRU 2 2 2 N 140 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 147
9 FRUs Optical drive, SATA slim Rambo • MT 0401: B5B B6B B7B Q6Q Q7Q Q8Q Q9Q R1Q R3Q R6U R6F R6S R7U R7F R7S R8B S1Q S2Q S3Q S3B S4Q S5M S6B S7B S9A T2M H6A H6Q H6T P1A C4D C4Y C5U C5F C5S C6U C8S C8D C8Y C9U D1U Power supply assembly, 130w PSU • MT 0401: B5B B6B B7B B8B B9G BBG BCG BDG A2U A2F A2S - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 148
R3Q R4Q R6U R6F R6S R7U R7F R7S R8B R9J S1Q S2Q S3Q S3B S4Q S5M S6B S7B S9A T1M B2G C1G C2G C3G C4G C5G C6G • MT 0421, 2565: B4S B4Y A4S A4Y A5S A5Y A1S A1Y A2S A2Y A3S C8S C8D C8Y C9U D1U Battery 3V-lithium • MT 0401: B5B B6B B7B B8B B9G BBG BCG BDG A2U A2F ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 149
R1Q R2Q R3Q R4Q R6U R6F R6S R7U R7F R7S R8B R9J S1Q S2Q S3Q S3B S4Q S5M S6B S7B S9A T1M T2M H6A A9G B1G B2G C1G C2G C3G C4G C5G C6G • MT 0421, 2565: B4S B4Y A4S A4Y A5S A5Y A1S A1Y A2S A2Y A3S A3Y C6U C7S C7D C7Y C8S C8D C8Y C9U D1U Inverter • MT 0401: B5B B6B B7B B8B B9G BBG BCG BDG A2U A2F A2S - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 150
models • MT 0421, 2565: all models LVDS_cable • MT 0401: all models • MT 0994: all models • MT 0421, 2565: all models 19-inch 1440x900 LCD panel • MT 0401: all models • MT 0994: all models • MT 0421, 2565: all models FRUs 144 ThinkCentre Hardware Maintenance Manual FRU # CRU 45K6426 N 45K6417 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 151
models • MT 0421, 2565: all models Power button and LED cable • MT 0401: all models • MT 0994: all models • MT 0421, 2565: all models System board fan • MT 0401: all models • MT 0994: all models • MT 0421, 2565: all models Optical drive cover for non-optical drive model • MT 0401: all models • MT - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 152
Lenovo Preferred Pro USB -- without hub) US English • MT 0401 R6U 2565: Brazilian Portuguese • MT 0401: B1P C5P F3P F4P F5P F6P V2P V3P V4P V5P Z5P ZAP ZBP • MT 0994: • MT 0421, 2565: FRU # 41A5289 41A5290 41A5291 41A5292 41A5293 41A5294 CRU 1 1 1 1 1 1 146 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 153
Keyboard (Lenovo Preferred Pro USB -- without hub) Bulgarian • MT 0401: B9G BBG BCG BDG A2U A3U BFA BGA BJA BKA APU AQM ASG • MT 0994: A1G A2G A3G A4G A6G A7G A8G A9G B1G B2G C2G C3G C5G • MT 0421, 2565: Danish • MT 0401: B9G BBG BCG BDG A2U A3U BFA BGA BJA BKA APU AQM ASG ADM A1M A7G A8G A9G C4G - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 154
Lenovo Preferred Pro USB -- without hub) French Canadian • MT 0401: A2F A3F APF R6F R7F R5F U1F U2F U3F U6F • MT 0994: • MT 0421, 2565: A6F A7F C5F German • MT 0401 , 2565: FRU # 41A5302 41A5303 41A5304 41A5305 41A5306 41A5307 41A5308 CRU 1 1 1 1 1 1 1 148 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 155
Keyboard (Lenovo Preferred Pro USB -- without hub) Italy • MT 0401: B9G BBG BCG BDG A2U A3U BFA BGA BJA BKA APU W4J W5J W6J W7J W8J W9J Y1J Z2J • MT 0994: • MT 0421, 2565: Korean • MT 0401: • MT 0994: • MT 0421, 2565: LA Spanish • MT 0401: A2S A3S B1S B1Y B2S B2Y B3S B3Y AAS AAY ABS ABY ACS ACY C3S - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 156
Keyboard (Lenovo Preferred Pro USB -- without hub) Romanian • MT 0401: B9G BBG BCG BDG A2U A3U BFA BGA BJA BKA APU AQM A2G A3G A4G A6G A7G A8G A9G B1G B2G C2G C3G C5G • MT 0421, 2565: FRU # 41A5317 41A5316 41A5318 41A5319 41A5320 41A5321 CRU 1 1 1 1 1 1 150 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 157
Keyboard (Lenovo Preferred Pro USB -- without hub) Swedish/Finnish • MT 0401: B9G BBG BCG BDG A2U A3U BFA BGA BJA BKA APU AQM MT 0994: A1G A2G A3G A4G A6G A7G A8G A9G B1G B2G C2G C3G C5G • MT 0421, 2565: Turkish • MT 0401: B9G BBG BCG BDG A2U A3U BFA BGA BJA BKA APU AQM ASG ADM A1M A7G A8G A9G C4G - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 158
• MT 0401: J3G Y5G • MT 0994: A5G C1G C4G C6G • MT 0421, 2565: A/F • MT 0401: • MT 0994: A5G C1G C4G C6G • MT 0421, 2565: B/F • MT 0401: J3G Y5G • MT 0994: A5G C1G C4G C6G • MT 0421, 2565: FRU # 57Y4740 57Y4741 57Y4742 57Y4743 CRU 1 1 1 1 CRU 1 1 1 1 152 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 159
• MT 0994: A5G C1G C4G C6G • MT 0421, 2565: Brazilian Portuguese • MT 0401: • MT 0994: • MT 0421, 2565: Bulgarian • MT 0401: J3G Y5G • MT 0994: A5G C1G C4G C6G • MT 0421, 2565: Chinese/US • MT 0401: B8B K4B K5B K6B K7B N9B P1B P2B P3B P4B N8B R8B S3B S7B T5B T9V Y6B Y8B • MT 0994: • MT - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 160
C1G C4G C6G • MT 0421, 2565: Japanese • MT 0401: ANJ H1J Y9J Z1J • MT 0994: • MT 0421, 2565: Korean • MT 0401: • MT 0994: • MT 0421, 2565: LA Spanish • MT 0401: A5S • MT 0994: • MT 0421, 2565: A4S A4Y A5S A5Y 154 ThinkCentre Hardware Maintenance Manual FRU # CRU 57Y4754 1 57Y4755 1 57Y4756 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 161
0994: A5G C1G C4G C6G • MT 0421, 2565: Swedish/Finnish • MT 0401: J3G Y5G • MT 0994: A5G C1G C4G C6G • MT 0421, 2565: SF/G • MT 0401: J3G Y5G • MT 0994: A5G C1G C4G C6G • MT 0421, 2565: Thailand • MT 0401: BHT N8T P1T • MT 0994: • MT 0421, 2565: Turkish • MT 0401: J3G Y5G • MT 0994: A5G C1G C4G - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 162
2565: US European • MT 0401: J3G Y5G • MT 0994: A5G C1G C4G C6G • MT 0421, 2565: Slovenian • MT 0401: J3G Y5G • MT 0994: A5G C1G C4G C6G • MT 0421, 2565: FRU # 57Y4774 57Y4775 57Y4776 Mice Optical wheel mouse (400DPI, USB) • MT 0401 R4Q R6U R6F R6S R7U R7F R7S R9J S1Q S2Q S3Q S3B S4Q S5M S6B S7B - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 163
• MT 0401: • MT 0994: • MT 0421, 2565: FRU # 43Y6493 71Y8138 Power Cords Power Cords --primary Line Cord - US • MT 0401: A2U A2F A2S A3U A3F A3S A5U A5F A5S BFA BGA BJA BKA APU APF B1S C3S G1A G2A H2A H2T H3A H3T H4A H4T H5A H5T L4S L4D N7A N7T N8A N8T R6U R6F R6S - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 164
C1G C2G C3G C4G C5G C6G • MT 0421, 2565: Line Cord - India • MT 0401: A6Q BLQ BMQ BNQ BPQ F1Q F2Q J4Q J5Q J6Q 2565: Line Cord - China • MT 0401: • MT 0994: • MT 0421, 2565: FRU # 41R3176 41R3260 41R3224 41R3278 41R3220 41R3341 41R3256 CRU 1 1 1 1 1 1 1 158 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 165
Power Cords --primary Line Cord - Japan • MT 0401: AUJ AGJ AHJ AJJ AKJ ALJ ALJ AMJ ANJ F7J F8J F9J G3J G4J G5J G6J G7J G8J G9J H1J P8J P9J Q1J R9J W1J W2J W3J W4J W5J W6J W7J W8J W9J Y1J Y9J Z1J Z2J • MT 0994: • MT 0421, 2565: Line Cord - Italy • MT - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 166
- Taiwan • MT 0401: BQV BSV C1V C2V CPV CQV H6V H7V H8V H9V L3V T7V T8V T9V V1V • MT 0994: A1G A2G A3G A4G A5G A6G A7G A8G A9G B1G B2G C1G C2G C3G C4G C5G C6G • MT 0421, 2565: FRU # 41R3185 41R3257 41R3271 41R3177 41R3261 41R3279 CRU 1 1 CRU 1 1 1 1 1 1 160 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 167
Power Cords --secondary Line Cord - South Africa • MT 0401 Z3G Z4G Z8G Z9G • MT 0994: • MT 0421, 2565: Line Cord - India • MT 0401: A6Q BLQ BMQ BNQ BPQ F1Q F2Q J4Q J5Q J6Q J7Q P4B P5B N8B R8B S3B S6B S7B T5B U4H Y6B Y7B Y8B • MT 0994: • MT 0421, 2565: Y cable for Brazil • MT 0401: B1Y B2Y B3Y AAY ABY - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 168
G1A G2A H2A H3A H4A H5A N7A N8A S9A H6A P1A Q3A Q4A T3A • MT 0994: • MT 0421, 2565: Line Cord - Thailand • MT 0401: BFT BGT BJT BKT H6T P1T Q3T Q4T S9T T3T • MT 0994: • MT 0421, 2565: FRU # 41R3209 41R3213 41R3229 41R3237 41R3209 43N9030 CRU 1 1 1 1 1 1 162 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 169
Home Basic 32 SP1 Russian • MT 0401: Y2G Y3G Y4G Y5G • MT 0994: • MT 0421, 2565: Spanish • MT 0401: Y2G Y3G Y4G Y5G • MT 0994: • MT 0421, 2565: Brazilian Portuguese • MT 0401: • MT 0994: • MT 0421, 2565: India English • MT 0401: • MT 0994: • MT 0421, 2565: US English • MT 0401: • MT 0994: • MT 0421 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 170
MT 0421, 2565: Polish • MT 0401: • MT 0994: • MT 0421, 2565: Turkish • MT 0401: • MT 0994: • MT 0421, 2565: Greek • MT 0401: • MT 0994: • MT 0421, 2565: Hebrew • MT 0401: • MT 0994: • MT 0421, 2565: India English • MT 0401: • MT 0994: • MT 0421, 2565: 164 ThinkCentre Hardware Maintenance Manual FRU - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 171
: B5B BQV H8V H9B H9V R8B S7B T7V T9V Y6B Y7B Y8B • MT 0994: • MT 0421, 2565: Czech • MT 0401: • MT 0994: • MT 0421, 2565: India English • MT 0401: • MT 0994: • MT 0421, 2565: French • MT 0401: • MT 0994: • MT 0421, 2565: Greek • MT 0401: • MT 0994: • MT 0421, 2565: FRU # CRU 89Y7244 1 89Y7245 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 172
A6Q L5Q P6M N7A • MT 0994: • MT 0421, 2565: D1U C&L Nordics (EN DK FI NO SV) • MT 0401: • MT 0994: • MT 0421, 2565: C&L FIGS-NL (EN FR GR IT NL SP) • MT 0401: • MT 0994: • MT 0421, 2565: 166 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T2043 1 03T2044 1 03T2045 1 03T2046 1 03T2047 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 173
N9B P1B P2B P3B P5B N8B S3B S6B T8V V1V • MT 0994: • MT 0421, 2565: Czech • MT 0401: B9G BBG BCG BDG ASG A7G A8G A9G C4G C5G C6G CNG F1Q F2Q CUG CWG U7G U8G V1G V6G S6G Z3G Z4G • MT 0994: A4G A5G A6G • MT 0421, 2565: Polish • MT 0401: B9G BBG BCG BDG ASG A7G A8G A9G C4G C5G C6G CNG F1Q F2Q CUG CWG - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 174
0421, 2565: Hungarian • MT 0401: B9G 0421, 2565: Greek • MT 0401: B9G 2565: Brazilian Portuguese • MT 0401: B1P C5P F4P F5P F6P ZAP ZBP • MT 0994: • MT 0421, 2565: Slovenian • MT 0401 0421, 2565: Romanian • MT 0401: B9G 0421, 2565: Sebian-Latin • MT 0401: B9G 0421, 2565: Slovakian • MT 0401: B9G - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 175
S6G Z3G Z4G • MT 0994: A4G A5G A6G • MT 0421, 2565: Japanese • MT 0401: AUJ AGJ AHJ AJJ AKJ ALJ ALJ AMJ ANJ F7J F8J F9J G3J MT 0421, 2565: India English • MT 0401: BNQ BPQ S2Q • MT 0994: • MT 0421, 2565: Hong Kong • MT 0401: • MT 0994: • MT 0421, 2565: C&L Nordics (EN DK FI NO SV) • MT 0401: B9G BBG - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 176
0994: • MT 0421, 2565: Russian • MT 0401: B9G BBG BCG BDG ASG A7G A8G A9G C4G C5G C6G CNG F1Q F2Q CUG CWG G6G U7G U8G V1G V6G • MT 0994: • MT 0421, 2565: FRU # 03T2054 03T2055 03T2056 03T2057 03T2058 03T2059 03T2060 03T2064 03T2066 CRU 1 1 1 1 1 1 1 1 1 170 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 177
BBG BCG BDG ASG A7G A8G A9G C4G C5G C6G CNG F1Q F2Q CUG CWG G6G U7G U8G V1G V6G • MT 0994: • MT 0421, 2565: US • MT 0401: B9G BBG BCG BDG ASG A7G A8G A9G C4G C5G C6G CNG F1Q F2Q CUG CWG G6G U7G U8G V1G V6G • MT 0994: • MT - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 178
U6F • MT 0994: A1G A2G A3G A7G A8G A9G B1G B2G C3G C4G C6G • MT 0421, 2565: A7F LA Spanish • MT 0401: A5S R5S U1S U2S U3S U6S • MT 0994: • MT 0421, 2565: FRU # 03T2063 03T2065 03T2067 03T2068 03T2070 FRU # 89Y7255 89Y7252 89Y7254 CRU 1 1 1 1 1 CRU 1 1 1 172 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 179
R5G • MT 0994: A1G A2G A3G A7G A8G A9G B1G B2G C3G C4G C6G • MT 0421, 2565: Brazilian Portuguese • MT 0401: F3P V3P Z5P • MT 0994: • MT 0421, 2565: Slovenian • MT 0401: • MT 0994: • MT 0421, 2565: Romanian • MT 0401: CVG J3G R5G • MT 0994: A1G A2G A3G A7G A8G A9G B1G B2G C3G C4G C6G - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 180
• MT 0401: • MT 0994: • MT 0421, 2565: Greek • MT 0401: • MT 0994: • MT 0421, 2565: Turkish • MT 0401: • MT 0994: • MT 0421, 2565: FRU # CRU 03T5960 1 89Y7251 1 89Y7253 1 89Y7256 1 89Y7257 1 03T5959 1 03T0481 1 03T0482 1 03T0483 1 174 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 181
Windows 7 Professional 64 SP1 Recovery CD Windows 7 Professional 64 SP1 Traditional Chinese • MT 0401: K2B K4B • MT 0994: • MT 0421, 2565: India English • MT 0401: • MT 0994: A1G A2G A3G A7G A8G A9G B1G B2G • MT 0421, 2565: French • MT 0401: A5F CVG J3G R5G R6F R7F R5F U1F U2F U3F U6F • MT 0994: A1G - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 182
: • MT 0994: A1G A2G A3G A7G A8G A9G B1G B2G • MT 0421, 2565: Czech • MT 0401: • MT 0994: • MT 0421, 2565: Greek • MT 0401: • MT 0994: • MT 0421, 2565: 176 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T2077 1 03T2078 1 03T2086 1 03T2088 1 03T2090 1 03T2091 1 03T2092 1 03T2094 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 183
specified on the COA. French • MT 0401: • MT 0994: • MT 0421, 2565: Hebrew • MT 0401: • MT 0994: • MT 0421, 2565: Japanese • MT 0401: • MT 0994: • MT 0421, 2565: Russian • MT 0401: • MT 0994: • MT 0421, 2565: Spanish • MT 0401: • MT 0994: • MT 0421, 2565: US English • MT 0401: • MT 0994: • MT 0421 - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 184
MT 0401: • MT 0994: • MT 0421, 2565: Windows 7 Ultimate Starter 32 Recovery CD US English • MT 0401: • MT 0994: • MT 2565, 0421: Windows 7 Ultimate Starter 32 FRU # CRU 03T5956 1 03T5987 1 FRU # CRU 03T2076 1 03T2075 1 FRU # CRU 03T0691 178 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 185
product data Each computer has a unique Vital Product Data (VPD) code stored in the nonvolatile memory on the system board. After you replace the system board, the VPD must be updated. To update the VPD, see "Flash update procedures" on page 179. BIOS levels An incorrect level of BIOS can cause - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 186
printed instructions to download, extract, and install the update. Recovering from a POST/BIOS update failure Attention: If an interruption occurs during a POST/BIOS update (flash update), the computer might not restart correctly. If this occurs, perform the following procedure (also known as a Boot - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 187
. After the update session completes, the computer automatically reboots. 4. Remove the BIOS flash diskette from the diskette drive. Power management Power management reduces the power consumption of certain components of the computer such as the system power supply, processor, hard disk drives, and - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 188
182 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 189
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 not part of the materials for this Lenovo product, and use of those Web sites is at your own risk. Any performance data - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 190
disassembly is prohibited. Trademarks The following terms are trademarks of Lenovo in the United States, other countries, or both: Lenovo The Lenovo Logo ThinkCentre . Other company, product, or service names may be trademarks or service marks of others. 184 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 191
Index B BIOS, updating (flashing) 180 C changing startup device sequence 39 connectors front 65 considerations, password 37 cover removing 69 E environment, operating 30 exiting, Setup Utility 39 F flashing BIOS 180 front connectors 65 L Lenovo Solution Center 34 Lenovo System Toolbox 33 Lenovo - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 192
186 ThinkCentre Hardware Maintenance Manual - Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 193
- Lenovo ThinkCentre A70z | Hardware Maintenance Manual for ThinkCentre A70z - Page 194
Part Number: 71Y7087 Printed in USA (1P) P/N: 71Y7087 *71Y7087*
ThinkCentre
Hardware Maintenance Manual
Machine Types: 0401, 0421, 0994, 1165, 1184, 1186, and 2565