Lenovo ThinkPad G41 ThinkPad G40 and G41 series Hardware Maintenance Manual
Lenovo ThinkPad G41 Manual
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- Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 1
ThinkPad Computer Hardware Maintenance Manual July 2005 This manual supports: ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 2
Machines Corporation 2005. All rights reserved. U.S. GOVERNMENT USERS - RESTRICTED RIGHTS: Our products and/or services are provided with RESTRICTED RIGHTS. Use, duplication or disclosure by the Government is subject to the GSA ADP Schedule contract with Lenovo Group Limited, if any, or the standard - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 3
service information 28 Service Web site 28 Restoring the preloaded system 28 Passwords 30 Power management 33 Checkout guide 35 Testing the computer 35 Detecting system information with PC-Doctor. . . 37 Power system checkout 38 ThinkPad G40, G41 43 Product overview 45 Specifications 45 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 4
card assembly 80 1130 CD-ROM/DVD drive and ODD bracket . . . 81 1140 Mini PCI adapter 82 1150 PC card slot assembly 83 1160 LCD and Keyboard bezel assembly . . . . 86 1170 LCD assembly 89 1180 Keyboard bezel 92 1190 Fan assembly 94 2000 Fan (CPU 3 GHz) and CPU fixture . . . . 96 2010 CPU 98 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 5
computers. v The product-specific section includes service, reference, and product-specific parts information. Important This manual is intended for trained service personnel who are familiar with ThinkPad products. Use this manual along with the advanced diagnostic tests to troubleshoot problems - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 6
2 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 7
FRUs listed in this manual. Use the following strategy to prevent unnecessary expense for replacing and servicing FRUs: v If you are instructed to replace a FRU but the replacement does not correct the problem, reinstall the original FRU before you continue. v Some computers have both a processor - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 8
: The drive startup sequence in the computer you are servicing may have been changed. Be extremely careful during write operations such as copying, saving, or formatting. If you select an incorrect drive, data or programs can be overwritten. How to use error messages Use the error codes displayed on - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 9
computer is powered on after FRU replacement, make sure all screws, springs, and other small parts are in place and are not left loose inside the computer. Verify this by shaking the computer and listening for rattling sounds. Metallic parts oder im Gehäuse vergessen wurden. Der Computer muß geschü - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 10
disassemble a standby battery, recharge it, throw it into fire or water, or short-circuit it. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts listing. Use Verkaufsstelle oder den IBM Kundendienst ausgetauscht werden ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 11
(continuation of safety notice 2) Safety notices Alcune batterie di riserva contengono una piccola quantità di nichel e cadmio. Non smontarle, ricaricarle, gettarle nel fuoco o nell'acqua né cortocircuitarle. Smaltirle secondo la normativa in vigore (DPR 915/82, successive disposizioni e - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 12
disassemble it, throw it into fire or water, or short-circuit it. Dispose of the battery pack as required by local ordinances or regulations. Use only the battery in the appropriate parts listing when replacing the battery pack. Use zu Entzündung oder Explosion führen. (continued) 8 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 13
Safety notices (continuation of safety notice 3) La batteria contiene piccole quantità di nichel. Non smontarla, gettarla nel fuoco o nell'acqua né cortocircuitarla. Smaltirla secondo la normativa in vigore (DPR 915/82, successive disposizioni e disposizioni locali). Quando si sostituisce la - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 14
it, remove its polarized connector, disassemble it, heat it above 100°C (212°F), incinerate it, or expose its cell contents to water. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts listing. Use ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 15
(continuation of safety notice 4) Safety notices La batteria di supporto e una batteria al litio e puo incendiarsi, esplodere o procurare gravi ustioni. Evitare di ricaricarla, smontarne il connettore polarizzato, smontarla, riscaldarla ad una temperatura superiore ai 100 gradi centigradi, - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 16
Der LCD-Bildschirm besteht aus Glas und kann zerbrechen, wenn er unsachgemäß behandelt wird oder der Computer auf den Boden fällt. Wenn der Bildschirm beschädigt ist und die darin befindliche Flüssigkeit in ón medica si se presenta algún síntoma del fluido despues de lavarse. 12 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 17
DANGER Safety notices To avoid shock, do not remove the plastic cover that protects the lower part of the inverter card. Afin d'éviter tout risque scosse elettriche, non rimuovere la copertura in plastica che avvolge la parte inferiore della scheda invertitore. Para evitar descargas, no quite la - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 18
un voltaje bajo, una batería cortocircuitada o con contacto a tierra puede producir la corriente suficiente como para quemar material combustible o provocar quemaduras en el personal. 14 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 19
Safety notice 8 DANGER Safety notices Before removing any FRU, power off the computer, unplug all power cords from electrical outlets, remove the battery pack, and then disconnect any interconnecting cables. Avant de retirer une unité remplaçable en clientèle, mettez le système hors tension, dé - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 20
service a ThinkPad computer the weight of the object equally between your feet. 3. Use a slow removed covers and other parts in a safe place, away from all personnel, while you are servicing using solvents, or working in any other conditions that might be hazardous to your eyes. 16 ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 21
Observe the following rules when working on electrical equipment. Important Use only approved tools and test equipment. Some hand tools hazardous voltages. v Disconnect all power before: - Performing a mechanical inspection - Working near power supplies - Removing or installing main units v Before - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 22
Do not service the following parts with the power on when they are removed from their normal operating places in a machine: - Power supply units accident occurs: - Use caution; do not become a victim yourself. - Switch off power. - Send another person to get medical aid. 18 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 23
continuity for 0.1 ohm or less between the external ground pin and frame ground. b. The power cord should be the type specified in the parts list. c. Insulation must not be frayed or worn. 4. Remove the cover. 5. Check for any obvious non-ThinkPad alterations. Use good judgment as to the safety of - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 24
Safety information 8. Check that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with. Handling devices that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits (ICs) should be considered sensitive to - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 25
Some models of ThinkPad computer are equipped from the factory with an optical storage device such as a CD-ROM drive or a DVD-ROM drive. Such devices are Health and Human Services 21 Code of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. Elsewhere, the drive is certified - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 26
o l'esecuzione di procedure diverse da quelle specificate possono provocare l'esposizione a. El uso de drive, the DVD-ROM drive, or any other optical storage device could result in exposure to hazardous laser radiation. There are no serviceable parts inside those drives. Do not open. 22 ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 27
Laser compliance statement A CD-ROM drive, a DVD-ROM drive, or any other storage device installed may contain an embedded Class 3A or Class 3B laser diode. Note the following: DANGER Emits visible and invisible - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 28
Laser compliance statement 24 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 29
. Read this first Before you go to the checkout guide, be sure to read this section. Important notes v Only certified trained personnel should service the computer. v Read the entire FRU removal and replacement page before replacing any FRU. v Use new nylon-coated screws when you replace FRUs. v Be - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 30
v Forgotten computer password (making the computer unusable) v Sticky keys caused by spilling a liquid onto the keyboard The following symptoms might indicate damage caused by nonwarranted activities: v Missing parts might be a symptom of unauthorized service or modification. 26 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 31
Read this first v If the spindle of a hard disk drive becomes noisy, it may have been subjected to excessive force, or dropped. General descriptions 27 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 32
system" v "Passwords" on page 30 v "Power management" on page 33 Service Web site When the latest maintenance diskette and the system program service diskette become available, they will be posted on http://www.lenovo.com/think/spm Restoring the preloaded system If the data on a hard disk drive is - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 33
and then follow the instructions on the screeen. 5. When the Product Recovery program finishes, your computer will restart and begin the configuration process. Using the recovery CD You can delete the Predesktop Area partition by going into the BIOS Setup Utility (F1 at IBM Splash Screen), and then - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 34
is displayed: "Full Recovery:". Press Enter to select. 10. On each of the next three windows, press the Y key. 11. Follow the prompts to complete the recovery. Passwords As many as three passwords may be needed for any ThinkPad computer: the power-on password (POP), the hard disk password (HDP - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 35
nor Lenovo authorized servicers provide any services to reset either the user or the master HDP, or to recover data from the hard disk drive. The hard disk drive can be replaced for a scheduled fee. Supervisor password: A supervisor password (SVP) protects the system information stored in the BIOS - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 36
remove the hard disk password Attention: If User only mode is selected and the user HDP has been forgotten and cannot be made available to the neither Lenovo nor Lenovo authorized servicers provide any services to reset the user HDPs or to recover data from the hard disk drive. The hard disk drive - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 37
blank mode: v The LCD is powered off. v The hard disk drive is powered off. v The CPU stops. To enter standby mode, press Fn+F4. Note: You can change the action of Fn+F4, if you are using the ACPI operating system. In certain circumstances, the computer goes into standby mode automatically: v If - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 38
v If the timer conditions are satisfied in suspend mode. When the power is turned on, the computer returns from hibernation mode and resumes operation. The hibernation file in the boot record on the hard disk drive is read, and system status is restored from the hard disk drive. 34 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 39
guide Use the following procedures as a guide in identifying and correcting problems with the ThinkPad computer. Note: The diagnostic tests are intended to test only ThinkPad products. The use of non-ThinkPad products, prototype cards, or modified options can lead to false indications of errors - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 40
it cannot be sensed. v Video Adapter test supports only the LCD display on the ThinkPad computer. Before running PC-Doctor for DOS, detach the external monitor. 4. Run the applicable function test. 5. Follow the instructions on the screen. If there is a problem, PC-Doctor shows messages describing - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 41
v System Configuration v Memory Contents v Physical Disk Drives v Logical Disk Drives v VGA Information v IDE Drive Info v PCI Information v PNPISA Info v SMBIOS Info v VESA LCD Info Utility v Run External Tests v Surface Scan Hard Disk v Benchmark System v DOS Shell v Tech Support Form v Battery - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 42
guide Power system checkout To verify a symptom, do the following: 1. Power off the computer. 2. Remove the battery pack. 3. Connect the ac adapter. 4. Check that power is supplied when you power on the computer. 5. Power off the computer following: v Replace the system board. 38 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 43
the Windows taskbar and wait for a moment (but do not click), and the percentage of battery power remaining is displayed. To get detailed information about the battery, double-click the Power Meter icon. Note: If the battery pack becomes hot, it may not be able to charge. Remove it from the computer - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 44
guide be 4 to 30 K . If Power off the computer, and unplug the ac adapter from it. 2. Turn the computer upside down. 3. Remove the battery pack (see "1010 Battery pack" on page 66). 4. Remove computer for one hour. v If the voltage is still not correct, replace the backup battery. 40 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 45
Checkout guide v If the backup battery discharges quickly after replacement, replace the system board. Note: The backup battery, which is used to preserve configuration information, such as the date and time while the computer is turned off, is depleted. General descriptions 41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 46
Checkout guide 42 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 47
ThinkPad G40, G41 Product overview 45 Specifications 45 Status indicators 47 FRU tests 49 Fn key combinations 51 Symptom-to-FRU index 52 Numeric error codes 52 Error messages 56 Beep symptoms 58 No-beep symptoms 58 LCD-related symptoms 59 Intermittent problems 60 Undetermined problems - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 48
150 Windows XP Professional (for G40) . . . . 151 Windows XP Professional (for G41) . . . . 152 Windows 2000 (for G40 153 Miscellaneous parts 153 AC adapters 153 Telephone cable 153 Optional FRUs 154 Common parts list 154 Tools 154 Power cords 155 Notices 156 Trademarks 158 44 ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 49
lists the specifications of the ThinkPad G40, G41 series: Feature Processor Bus architecture Memory (standard) Memory (optional) Description v Intel® Pentium® 4 processor 3.06/3.2/3.46/3.6/3.73 GHz, L2 512 KB cache v Intel Celeron® processor 2.4/2.53/2.66/2.8 GHz, L2 128 KB cache v 400 MHz FSB - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 50
/b wireless LAN Combo card v Type-II: two slots v Type-III: one slot v V.90 (V.92 design) modem daughter card (MDC-2) v 120-watt type v CD-ROM drive v DVD drive v CD-RW/DVD drive v FDD drive Windows XP Home Edition Windows XP Professional Windows 2000 Professional (Japan only) 46 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 51
: 1 23 4567 Indicator 1 Wireless status Meaning Green: Wireless is operational. This indicator is on when the Wireless is on and not in suspend mode. Blinking green: Data is being transmitted. Note: The wireless indicator is only available on selected models. (continued) ThinkPad G40, G41 47 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 52
to the hard disk drive or the diskette drive. When this indicator is on, do not put the computer into standby mode or turn off the computer. 5 Power on 6 Battery status Note: Do not move the system while the green drive-in-use light is on. Sudden physical shock could cause drive errors. Green - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 53
is necessary. Hard disk drive Diskette drive If enabling the TrackPoint does not correct the problem, continue with the following: v Interactive Tests --> Mouse Diagnostics --> Fixed Disks 1. Diagnostics --> Diskette Drives 2. Interactive Tests --> Diskette (continued) ThinkPad G40, G41 49 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 54
to its place, remove the other one, and run the test again. 3. If the test does not detect the error, run Diagnostics --> Memory Test-Full. 1. Turn on the computer and check the air turbulence at the louver near the power switch. 2. Run Diagnostics --> Other Devices --> Fan. 50 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 55
operation, press the power button for less than four seconds. Note: To use Fn+F12 for hibernation, the PM device driver must be installed on the computer. The computer display becomes brighter. The computer display becomes less bright. Enable the FullScreen Magnifier function. ThinkPad G40, G41 51 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 56
code is displayed, check the narrative descriptions of symptoms. If the symptom is not described there, go to "Intermittent problems" on page 60. Note For a device not supported by diagnostic codes in the ThinkPad notebook computers, see the manual for that device. Numeric error codes Symptom - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 57
of them. Press to continue. 1. Remove either a Mini PCI Ethernet card or an Ethernet daughter card; or press Esc to ignore the warning message. 2. System board. 0200 1. Reseat the hard disk drive. Hard disk error-The 2. Load Setup Defaults in BIOS Setup hard disk is not Utility. working - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 58
nor the time is set in the computer. Run BIOS Setup Utility to reset the time and date. 0280 Previous boot incomplete-Default configuration used. 1. Load "Setup Default" in BIOS Setup Utility. 2. DIMM. 3. System board. 02D0 1. CPU System cache error 02F4 EISA CMOS not writable 1. Load Setup - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 59
Area again. 4. If item 3 failed, select CD-ROM boot in RECOVER TO FACTORY CONTENTS Run FDISK, and then delete all partitions. Run Startup in Access IBM Predesktop Area. Boot from Recovery CD and perform full recovery from it. 5. If item 4 failed, replace the hard disk drive. ThinkPad G40, G41 55 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 60
system. 5. Diskette drive. 6. Hard disk drive. 7. System board. Hibernation error. 1. Restore the system configuration to what it was before the computer entered hibernation mode. 2. If memory size has been changed, re-create the hibernation file. Fan error. Fan. 56 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 61
to device=C:\WINDOWS\EMM386.EXE NOEMS CardBus Configuration Error -Device Disabled and save this file. Press F1 to go to the BIOS Setup Utility. Press F9 and then Enter to load the default setting. Thermal sensing error. Press F10 and then Enter to restart the system. System board. ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 62
password is set. Type the password and press Enter. The hard disk password prompt A hard disk password is set. appears. Type the password and press Enter. The DOS full screen looks smaller. Start the ThinkPad Configuration program and set the Screen expansion function. 58 ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 63
Symptom-to-FRU index Important The TFT LCD for the notebook computer contains many thin-film transistors (TFTs). A small number of dots that are missing, discolored, or always lighted is characteristic of TFT LCD technology, but excessive pixel problems can cause viewing concerns. The LCD should be - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 64
, and other external devices d. Battery pack e. Hard disk drive f. External diskette drive g. DIMM h. CD-ROM and diskette drive in the Ultrabay i. PC Cards 4. Turn on the computer. 5. Determine whether the problem has been solved. 6. If the problem does not recur, reconnect the removed devices one - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 65
FRU replacement notices This section contains notices related to removing and replacing parts. Read this section carefully before replacing any FRU. Screw notices Loose screws can cause a reliability problem. In the ThinkPad computer, this problem is addressed with special nylon-coated screws that - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 66
use a screw that you removed. Use your computer is displayed; ThinkPad Hardware Maintenance Diskette Version 1.69 or later and restart the computer. 2. From the main menu, select 1. Set System Identification. 3. Select 1. Add S/N data from EEPROM. Follow the instructions on the screen. 62 ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 67
type of the ECA is assumed be the same as the machine type of the machine that had the ECA applied to it. 1. Insert the ThinkPad Hardware Maintenance Diskette Version 1.69 or later, and restart the computer. 2. From the main menu, select 6. Set ECA Information. ThinkPad G40, G41 63 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 68
box build date from EEPROM, and follow the instruction on the screen. If the system board is being replaced, try to read the ECA information from the old system board and transfer the information to the new system. If the system board is inoperable, this will not be possible. 64 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 69
and drawings for use in removing and replacing a FRU. Be sure to observe the following general rules: 1. Do not try to service any computer unless you have been trained and certified. An untrained person runs the risk of damaging parts. 2. Before replacing any FRU, review "FRU replacement notices - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 70
Removing and replacing a FRU 1010 Battery pack DANGER Use only the battery in the parts listing for the model you are servicing. Use of an incorrect battery can result in ignition or explosion of the battery. 66 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 71
operating or is in suspend mode. For access, remove this FRU: v "1010 Battery pack" on page 66 1 Note: The hard disk drive is attached to the cover. Step Screw (quantity) 1 HDD M3 × 4 mm, Black (1) Note: Use a 2.5-mm Allen wrench to remove the security screw. (continued) ThinkPad G40, G41 67 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 72
Removing and replacing a FRU 4 3 When installing: Make sure that the hard disk connector is firmly attached. 68 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 73
Removing and replacing a FRU 1030 DIMM door For access, remove this FRU: v "1010 Battery pack" on page 66 Note: Loosen the screws 1 , but do not remove them. Step 1 Screw (quantity) M2.5 captive screw (2) Torque Nm 0.3 Nm ( 3.2 kgfcm) ThinkPad G40, G41 69 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 74
a FRU 1040 DIMM For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "1030 DIMM door" on page 69 When installing: With the notched end of the DIMM until it snaps into place. Make sure that the card is firmly fixed in the slot and does not move easily. 70 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 75
Removing and replacing a FRU 1050 Modem daughter card (MDC) For access, remove this FRU: v "1010 Battery pack" on page 66 v "1030 DIMM door" on page 69 Step 1 Screw (quantity) M2.5 x 5 mm, Silver (2) Torque Nm 0.3 (3.2 kgfcm) ThinkPad G40, G41 71 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 76
battery DANGER Use only the battery in the parts listing for the computer you are servicing. Use of an incorrect battery can result in ignition or explosion of the battery. For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "1030 DIMM door" on page 69 72 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 77
Removing and replacing a FRU 1070 Keyboard For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 1 Step 1 Screw (quantity) M2.5 × 7 mm, Black (2) (continued) Torque Nm 0.3 (3.2 kgfcm) ThinkPad G40, G41 73 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 78
Removing and replacing a FRU 4 3 2 In step 2 , push the keyboard from the bottom, while at the same time pushing a little in the direction of the arrow in step 3 . Take care not to bend the keyboard when lifting it at step 4 . 5 74 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 79
in order: v "1010 Battery pack" on page 66 v "1070 Keyboard" on page 73 Step 1 Screw (quantity) M2.5 × 8 mm, Black (1) Torque Nm 0.3 (3.2 kgfcm) Note: The bottom-side screw that secures the middle cover may be a security or tamper-proof screw for 802.11a/b wireless models. ThinkPad G40, G41 75 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 80
Removing and replacing a FRU 1090 Hinge cover For access, remove this FRU: v "1010 Battery pack" on page 66 v "1070 Keyboard" on page 73 v "1080 Middle cover" on page 75 When installing: Align the hinge cover squarely and push down. 76 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 81
Removing and replacing a FRU 1095 FDD assembly For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "1070 Keyboard" on page 73 Step 1 Screw (quantity) M2.5 × 5 mm, Silver (1) Torque 0.3 Nm (3.2 kgfcm) ThinkPad G40, G41 77 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 82
, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "1070 Keyboard" on page 73 1 2 2 Step 1 Screw (quantity) M2.0 × 4 mm, Silver (2) Torque 0.3 Nm (3.2 kgfcm) 2 When Installing: Be sure the corners of the FDD cover go under the clasps on the FDD bracket. 78 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 83
Removing and replacing a FRU 1110 VGA heatsink assembly For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "1070 Keyboard" on page 73 2 11 Step 1 Screw (quantity) M2.0 × 4 mm, Silver (3) Torque 0.3 Nm (3.2 kgfcm) ThinkPad G40, G41 79 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 84
and replacing a FRU 1120 VGA card assembly For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "1070 Keyboard" on page 73 v "1110 VGA heatsink assembly" on page 79 5 4 1 2 3 Step 4 Screw (quantity) M2.0 × 4 mm, Silver (1) Torque 0.3 Nm (3.2 kgfcm) 80 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 85
Removing and replacing a FRU 1130 CD-ROM/DVD drive and ODD bracket For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "1070 Keyboard" on page 73 1 2 Step 1 Screw (quantity) M2.5 stud Phillips × 5 mm, Silver (1) Torque 0.3 Nm (3.2 kgfcm) 3 3 ThinkPad G40, G41 81 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 86
Removing and replacing a FRU 1140 Mini PCI adapter For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "1070 Keyboard" on page 73 v "1080 Middle cover" on page 75 82 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 87
69 v "1070 Keyboard" on page 73 v "1080 Middle cover" on page 75 v "1090 Hinge cover" on page 76 v "1130 CD-ROM/DVD drive and ODD bracket" on page 81 v "1140 Mini PCI adapter" on page 82 Step 1 Screw (quantity) M2.5 × 8 mm, Black (2) (continued) Torque 0.3 Nm (3.2 kgfcm) ThinkPad G40, G41 83 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 88
Removing and replacing a FRU Loosen the two screws at 2 about half-way out. Then, push down firmly on both screws in the to pop the buttons out. While holding the PC card door down, pull on the PC card eject buttons and carefully remove the PC card slot assembly 5 . (continued) 84 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 89
Removing and replacing a FRU 4 5 When installing: At steps 2 and 3 , tighten the two new screws slowly until both screws have caught the , tighten each screw one turn at a time, alternating between screws to evenly pull the assembly connector onto the system board connector. ThinkPad G40, G41 85 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 90
bezel assembly For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "1070 Keyboard" on page 73 v "1080 Middle cover" on page 75 v "1090 Hinge cover" on page 76 Step 1 Screw (quantity) M2.5 × 7 mm, Black (2) 1 Torque 0.3 Nm (3.2 kgfcm) 3 2 (continued) 86 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 91
Removing and replacing a FRU Non-FDD models: The VGA connector for non-FDD models is as shown below. 4 5 4 Step 4 Screw (quantity) M 2.5 × 7 mm, Black (9) 5 M 2.5 × 3 mm, Silver (1) 6 Torque 0.3 Nm (3.2 kgfcm) 0.3 Nm (3.2 kgfcm) (continued) ThinkPad G40, G41 87 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 92
Removing and replacing a FRU When installing: Make sure the red band A on the LCD cable is aligned with the corner of the keyboard bezel under the hinge. A 88 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 93
LCD assembly For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "1070 Keyboard" on page 73 v "1080 Middle cover" on page 75 v "1090 Hinge cover" on page 76 Step 1 Screw (quantity) M2.5 × 7 mm, Black (2) 1 Torque 0.3 Nm (3.2 kgfcm) 3 2 (continued) ThinkPad G40, G41 89 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 94
Removing and replacing a FRU Non-FDD models: The VGA connector for non-FDD models is as shown below. 5 4 4 Step 4 Screw (quantity) M 2.5 × 7 mm, Silver (4) (continued) Torque 0.3 Nm (3.2 kgfcm) 90 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 95
Removing and replacing a FRU When installing: Make sure the red band A on the LCD cable is aligned with the corner of the keyboard bezel under the hinge. A ThinkPad G40, G41 91 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 96
page 69 v "1070 Keyboard" on page 73 v "1080 Middle cover" on page 75 v "1090 Hinge cover" on page 76 v "1170 LCD assembly" on page 89 1 2 1 Step 1 Screw (quantity) M 2.5 × 7 mm, Black (9) 2 M 2.5 × 3 mm, Silver (1) (continued) Torque 0.3 Nm (3.2 kgfcm) 0.3 Nm (3.2 kgfcm) 92 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 97
Removing and replacing a FRU Remove the keyboard bezel in the direction of arrow 3 . ThinkPad G40, G41 93 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 98
the CPU from being pulled from the socket when the fan is removed, remove the screw 2 and reinsert it 3 . Then carefully turn the screw to separate the fan as you lift up 4 . 3 1 2 4 5 6 Step 1 Screw (quantity) M2.5 captive × (4) (continued) Torque 0.3 Nm (3.2 kgfcm) 94 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 99
the provided spatula. Do not apply thermal grease directly to the CPU. Then, when the fan is in place, tighten the screws in this order: A ; B ; and C . Caution: When installing, be sure the screw that was moved from position 2 to 3 above, is returned to its original location. ThinkPad G40, G41 95 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 100
and Keyboard bezel assembly" on page 86 To prevent the CPU from being pulled from the socket when the fan is removed, remove the screw 2 and reinsert it 3 . Then carefully turn the screw to separate the fan as you lift up 4 . Step 1 Screw (quantity) M2.5 captive × (4) (continued) 96 ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 101
the provided spatula. Do not apply thermal grease directly to the CPU. Then, when the fan is in place, tighten the screws in this order: A ; B ; and C . Caution: When installing, be sure the screw that was moved from position 2 to 3 above, is returned to its original location. ThinkPad G40, G41 97 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 102
Rotate the head of the screw in the direction of the arrow 1 to release the lock; then remove the CPU 2 . When installing: Place the CPU on the CPU socket with the pin 1 corner as shown 1 , and then rotate the head of the screw in the direction of the arrow 2 to secure the CPU. 98 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 103
pack" on page 66 v "1030 DIMM door" on page 69 v "1070 Keyboard" on page 73 v "1080 Middle cover" on page 75 v "1090 Hinge cover" on page 76 v "1160 LCD and Keyboard bezel assembly" on page 86 1 2 Step 1 Screw (quantity) M2.5 × 5 mm, Silver (3) Torque 0.3 Nm (3.2 kgfcm) ThinkPad G40, G41 99 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 104
"1080 Middle cover" on page 75 v "1090 Hinge cover" on page 76 v "1160 LCD and Keyboard bezel assembly" on page 86 v "1095 FDD assembly" on page 77 1 2 3 Step 1 Screw (quantity) M2.5 × 5 mm, Silver (3) 2 M2.5 × 3 mm, Silver (1) Torque 0.3 Nm (3.2 kgfcm) 0.3 Nm (3.2 kgfcm) 100 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 105
94 v "2010 CPU" on page 98 v "2000 Fan (CPU 3 GHz) and CPU fixture" on page 96 v "2020 CD-ROM/DVD drive bracket" on page 99 v "1095 FDD assembly" on page 77 v "2030 FDD bracket" on page 100 1 Step 1 Screw (quantity) M2.5 × 5 mm, Silver (2) Torque 0.3 Nm (3.2 kgfcm) 2 3 ThinkPad G40, G41 101 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 106
-ROM/DVD drive and ODD bracket" on page 81 v "1140 Mini PCI adapter" on page 82 v "1160 LCD and Keyboard bezel assembly" on page 86 v "2020 CD-ROM/DVD drive bracket" on page 99 v "1095 FDD assembly" on page 77 v "2030 FDD bracket" on page 100 v "2040 System board" on page 101 102 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 107
DVD drive and ODD bracket" on page 81 v "1140 Mini PCI adapter" on page 82 v "1170 LCD assembly" on page 89 v "1180 Keyboard bezel" on page 92 v "2020 CD-ROM/DVD drive bracket" on page 99 v "1095 FDD assembly" on page 77 v "2030 FDD bracket" on page 100 v "2040 System board" on page 101 ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 108
82 v "1160 LCD and Keyboard bezel assembly" on page 86 v "2020 CD-ROM/DVD drive bracket" on page 99 v "1095 FDD assembly" on page 77 v "2030 FDD bracket" on page 100 v "2040 System board" on page 101 Step 1 Screw (quantity) M2.5 × 8 mm, Silver (4) Torque 0.3 Nm (3.2 kgfcm) 104 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 109
pack" on page 66 After removing screws 1 , detach all of the latches 2 to 4 in order. Step 1 Screw (quantity) M2.5 × 5 mm, Black (2) Torque 0.3 Nm (3.2 kgfcm) When installing: Make sure that all of the latches of the LCD front bezel are firmly attached to the LCD cover. ThinkPad G40, G41 105 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 110
and replacing a FRU 2090 Inverter card For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "2080 LCD front bezel" on page 105 11 4 3 53 2 Step attached. Some models have an extra connector; make sure connector 3 is connected to the socket on the left. 106 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 111
and replacing a FRU 3000 Speaker assembly For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "2080 LCD front bezel" on page 105 v "2090 0.3 Nm (3.2 kgfcm) When installing: Make sure the LCD cable is not pinched and aligned to the left of the speaker. ThinkPad G40, G41 107 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 112
replacing a FRU 3010 LCD cable assembly For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "1030 DIMM door" on page 69 v "1070 Keyboard" on page 73 v "1080 Middle cover" on (quantity) M2.5 × 5 mm, Silver (6) (continued) Torque 0.3 Nm (3.2 kgfcm) 108 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 113
Removing and replacing a FRU 3 3 4 2 When installing: Make sure the LCD cable is not pinched and aligned to the left of the speaker. ThinkPad G40, G41 109 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 114
and replacing a FRU 3020 Wireless antenna and rear cover For access, remove these FRUs, in order: v "1010 Battery pack" on page 66 v "1030 DIMM door" on page 69 v "1070 Keyboard" on page 73 v "1080 Step 2 Screw (quantity) M2.0 × 3.5 mm, Black (2) Torque 0.3 Nm (3.2 kgfcm) 110 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 115
"1070 Keyboard" on page 73 v "1090 Hinge cover" on page 76 v "1170 LCD assembly" on page 89 v "2080 LCD front bezel" on page 105 v "2090 Inverter card" on page 106 v "3010 LCD cable assembly" on page 108 Step 1 Screw (quantity) M2.0 × 4 mm, Silver (4) Torque 0.25 Nm (2.5 kgfcm) ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 116
Front view 1 2 3 4 5 6 7 8 9 10 11 12 System status indicators Power status indicators Power switch PC card slots PC card eject button CD/DVD drive eject button CD/DVD drive TrackPoint stick TrackPoint buttons Access IBM button Volume control buttons Monaural speaker 112 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 117
Rear view 1 2 3 4 5 6 7 8 9 Locations AC power connector Modem connector Ethernet connector Universal serial bus (USB) connectors PS/2 connector Parallel connector External-monitor connector Security keyhole Power status indicators ThinkPad G40, G41 113 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 118
Locations Bottom view 1 LCD latch 2 Battery pack 3 Battery pack latch 4 DIMM slots 5 USB connectors 6 Floppy disk drive 7 Floppy disk drive eject button 8 Stereo headphone jack 9 Microphone jack 10 Hard disk drive 114 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 119
7Nx Combo 2388 7Kx NiMH, 8 cell 2388 7Yx CPU, P4 DT Cel 2.2G/memory, 256 MB/HDD, 40 GB 2388 7Px 14.1 in, XGA 2388 7Qx Combo 802.11b Lithium, 12 cell Open CPU, P4 DT Cel 2.2G/memory, 128 MB/HDD, 30 GB 2388 8Cx 15 in, XGA CD-ROM Open NiMH, 8 cell (continued) ThinkPad G40, G41 115 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 120
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT 2.2G/memory, 256 MB/HDD, 30 GB 2388 8Ax 15 in, XGA CD-ROM Open Lithium Ion, 6 cell 2388 8Dx 2388 8Ex DVD 802.11b Lithium Ion, 12 cell Open 2388 8Fx CPU, P4 DT 2.2G/memory, 256 MB/HDD, 40 GB 2388 8Bx 15 in, XGA 2388 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 121
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT 2.6G/memory, 128 MB/HDD, 30 GB 2388 AAx 15 in, XGA 2388 ABx CD-ROM 802.11b Lithium Ion, 6 cell Open 2388 AEx NiMH, 8 cell CPU, P4 DT 2.6G/memory, 256 MB/HDD, 30 GB 2388 ACx 15 in, 2388 ADx XGA CD-ROM 802.11b NiMH, 8 cell - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 122
memory, 512 MB/HDD, 60 GB 2388 BNx 15 in, SXGA+ Combo 802.11 Lithium Ion, 12 a/b cell CPU, P4 DT Cel 2.2G/memory, 256 MB/HDD, 30 GB 2389 7Ex 14.1 in, XGA CD-ROM 802.11 Lithium Ion, 12 a/b cell 2389 7Jx Open NiMH, 8 cell 2389 7Zx 2389 7Kx Combo 2389 7Yx (continued) 118 ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 123
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT 2.6G/memory, 256 MB/HDD, 30 GB 2389 9Fx 14.1 in, XGA CD-ROM 802.11 Lithium Ion, 12 a/b cell 2389 ACx 15 in, XGA 2389 ADx Open NiMH, 8 cell 2389 AYx 2389 APx Combo 2389 AZx CPU, P4 DT 2.6G/memory, 256 MB/HDD, 40 GB 2389 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 124
802.11b CPU P4 DT Cel 2.4G/memory 256 MB/HDD 30 GB 2388 DF+ 14.1 in, XGA CD-ROM Open Lithium Ion, 6 cell 2388 DG+ Lithium Ion, 12 cell 2388 DJ+ NiMH, 8 cell 2388 DK+ DVD Lithium Ion, 6 cell 2388 DM+ Combo Lithium Ion, 12 cell 2388 DN+ NiMH, 8 cell (continued) 120 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 125
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT Cel 2.4G/memory, 256 MB/HDD, 40 GB 2388 DP+ 14.1 in, XGA 2388 DQ+ CD-ROM Open Lithium Ion, 6 cell 2388 DR+ 802.11b NiMH, 8 cell CPU, P4 DT Cel 2.4G/memory, 256 MB/HDD, 30 GB 2388 DS+ 15 in, 2388 DT+ XGA DVD Open Lithium - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 126
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT 3.0G/memory, 256 MB/HDD, 60 GB 2388 EP+ 15 in, XGA Combo Open Lithium Ion, 12 cell CPU, P4 DT 3.0G/memory, 512 MB/HDD, 60 GB 2388 EQ+ 15 in, S+XGA Combo 802.11b Lithium Ion, 12 cell CPU, P4 DT Cel 2.4G/memory, 256 MB/HDD, 30 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 127
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT Cel 2.5G/memory, 128 MB/HDD, 30 GB 2388 HA+ 14.1 in, XGA 2388 HB+ CD-ROM 802.11b Lithium Ion, 6 cell Open CPU, P4 DT Cel 2.5G/memory, 256 MB/HDD, 30 GB 2388 HC+ 14.1 in, XGA 2388 HD+ CD-ROM Open Lithium Ion, 6 cell 2388 HF - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 128
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT Cel 2.6G/memory, 256 MBx2/HDD, 30 GB 2388 JK+ 15 in, XGA Combo Open NiMH, 8 cell CPU, P4 DT Cel 2.6G/memory, 256 MB/HDD, 40 GB 2388 JL+ 15 in, 2388 JM+ XGA DVD Combo Open Lithium Ion, 12 802.11b cell 2388 JP+ Open 2388 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 129
/memory, 256 MB/HDD, 40 GB 2384 KP+ 15 in, XGA Combo Open Lithium Ion, 12 cell 2384 KQ+ 15 in, SXGA 802.11 a/b CPU, P4 DT Cel 2.5G 2388 LA+ 15 in, XGA Open Open Open CPU, P4 DT Cel 2.6G 2388 LB+ 14.1 in, XGA Open Open Open 2388 LC+ 15 in, XGA (continued) ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 130
Lithium Ion, 12 cell 2881 2H+ Open Lithium Ion, 6 cell CPU, P4 DT Cel 2.4G/memory, 256 MB/HDD, 40 GB 2881 2D+ 15 in, XGA Combo Open Lithium Ion, 12 cell CPU, P4 DT Cel 2.4G/memory, 512 MB/HDD, 30 GB 2881 2C+ 15 in, XGA Combo Open Lithium Ion, 6 cell (continued) 126 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 131
/HDD, 30 GB 2881 33+ 14.1 in, XGA 2881 34+ CD-ROM Open Lithium Ion, 6 cell 2881 35+ DVD 2881 36+ Combo 2881 37+ 2881 39+ 2881 3A+ 2881 3B+ CD-ROM 802.11 b/g CPU, P4 DT Cel 2.53G/memory, 512 MB/HDD, 30 GB 2881 3C+ 15 in, XGA Combo Open Lithium Ion, 6 cell (continued) ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 132
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT Cel 2.53/memory, 256 MB/HDD, 40 GB 2881 3D+ 15 in, XGA 2881 3J+ Combo DVD Open Lithium Ion, 12 cell 2881 3K+ 2881 3L+ CD-ROM DVD Lithium Ion, 6 cell 2881 3K+ Combo CPU, P4 DT Cel 2.53/memory, 256 MB/HDD, 30 GB 2881 3E - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 133
MB/HDD, 30 GB 2881 54+ 14.1 in, 2881 55+ XGA CD-ROM Combo Open Lithium Ion, 6 cell 2881 58+ DVD 2881 5C+ 15 in, XGA 2881 5M+ CD-ROM Combo Lithium Ion, 12 cell CPU, P4 DT 3.06G/memory, 512 MB/HDD, 30 GB 2881 5G+ 15 in, XGA Combo Open Lithium Ion, 6 cell (continued) ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 134
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT 3.06G/memory, 256 MB/HDD, 40 GB 2881 52+ 14.1 in, cell CPU, P4 DT 3.2G/memory, 256 MB/HDD, 30 GB 2881 64+ 14.1 in, XGA 2881 65+ CD-ROM Combo Open Lithium Ion, 6 cell 2881 6A+ 15 in, XGA CD-ROM (continued) 130 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 135
Lithium Ion, 6 cell CPU, P4 DT Cel 2.4G/memory, 256 MB/HDD, 30 GB 2882 2P+ 14.1 in, XGA 2882 2Q+ Combo Open Lithium Ion, 6 cell 2882 2R+ 15 in, 2882 2S+ XGA CD-ROM Combo 2882 2T+ 14.1 in, XGA CD-ROM 802.11 b/g 2886 2Ux 15 in, XGA Combo (continued) ThinkPad G40, G41 131 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 136
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT Cel 2.4G/memory, open/HDD, open 2882 2Vx 14.1 in, XGA Open Open Open 2882 2Wx 15 in, XGA 2886 2Xx 14.1 in, 2886 2Yx XGA 2886 2Zx 15 in, XGA CPU, P4 DT Cel 2.53G/memory, 256 MB/HDD, 30 GB 2882 2Px 14.1 in, XGA 2882 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 137
4Wx 15 in, XGA 2886 4Xx 14.1 in, XGA 2886 4Yx CPU, P4 DT 3.06G/memory, 256 MB/HDD, 30 GB 2881 84x 15 in, 2881 87x XGA Combo Open Lithium Ion, 12 cell 2882 5Px 14.1 in, XGA 2882 5Qx CD-ROM Combo 2882 5Sx 15 in, XGA CD-ROM (continued) ThinkPad G40, G41 133 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 138
, 12 b/g cell 2881 72x Multi-burner Open 2881 82x Combo 2881 83x CPU, P4 DT 3.06G/memory, open/HDD, open 2881 5Vx 14.1 in, XGA Open Open Open 2881 5Wx 15 in, XGA 2886 5Xx 14.1 in, XGA 2886 5Yx 2886 97x 15 in, SXGA+ 2886 98x 15 in, XGA (continued) 134 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 139
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT 3.2G/memory, 256 MB/HDD, 30 GB 2882 6Px 14.1 in, XGA 2882 6Qx CD-ROM Combo Open Lithium Ion, 6 cell 2882 6Sx 15 in, XGA CD-ROM CPU, P4 DT 3.2G/memory, 256 MB/HDD, 40 GB 2881 89x 15 in, 2881 8Ax SXGA+ Combo Open Multi - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 140
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT 3.2G/memory, 512 MB/HDD, 80 GB CPU, P4 DT 3.46G/memory, 256 MB/HDD, 40 GB 2881 6Jx 14.1 in, XGA Combo Open Lithium Ion, 12 cell 2881 8Px 15 in, XGA 802.11 b/g 2881 8Qx Open 2882 8Nx 802.11 b/g (continued) 136 ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 141
Parts list Model LCD Bay device Mini PCI Battery CPU, P4 DT 3.46G/memory, 256 MB/HDD, 80 GB 2881 8Nx 15 in, XGA Combo Open Lithium Ion, 12 cell CPU, P4 DT 3.46G/memory, 512 MB/HDD, 80 GB 2881 74x 15 in, 2881 75x SXGA+ Multi-burner 802.11 Lithium Ion, 12 b/g cell 2881 76x Combo 2881 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 142
by a single asterisk (*) or two asterisks (**) in the CRU ID column. An N in the CRU ID column means the part is not a CRU. A single asterisk (*) means the part is a Tier 1 CRU; two asterisks (**) means the part is a Tier 2 CRU. v FRUs marked with OP are available as options. 138 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 143
Overall 23 22 21 20c 20b 20a 20 19 17 16 15 14 13 12 11 Parts list 1 2 3 4 5 6 18 7 8 9 10 ThinkPad G40, G41 139 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 144
Parts Wireless LAN Mini PCI Adapter III) 802.11 b/g Clymer Wireless Card - US 93P3475 802.11 b/g Clymer Wireless Card - ROW 93P3477 802.11a/b/g Bartlett Wireless Card - US 93P4262 802.11a/b/g Bartlett Wireless Card EMEA 93P4264 802.11a/b/g Bartlett Wireless Card - JP 93P4266 140 ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 145
label Taiwan -wireless 91P8544 Lower case with label W/W -no wireless 91P8545 Lower case with label EMEA -no wireless 91P8546 Lower case with label IIPC -no wireless 91P8547 Lower case with label Korea -no wireless 91P8548 Lower case with label Taiwan -no wireless 91P8549 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 146
Lower case with label M/T 2882 Brazil - 91P8801 wireless Lower case with label M/T 2882 Brazil - 91P8802 no wireless Lower case with label M/T 2886 W/W - 26R8031 wireless Lower case with label M/T 2886 W/W - 26R8032 no wireless Label wireless and model related 91P8689 142 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 147
Parts list No. FRU 10 HDD with tray & screws 30 GB Fujitsu MHT2030AT HDD with tray & screws 40 GB Fujitsu MHT2040AT HDD with tray & screws 80 GB Moraga B HDD with tray & screws 60 Moraga C HDD with tray & screws 40 Moraga B HDD 92P6098 92P6123 92P6122 92P6119 92P6121 ThinkPad G40, G41 143 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 148
CPU DT-P4 3.07 GHz D1 stepping CPU DT-P4 3.2 GHz D1 stepping CPU DT-P4 3.47 GHz D1 stepping CPU DT-P4 3.6 GHz D1 stepping 19 Misc. parts kit (HDD/optical shields, CPU fixture) (*1) refer to item 24 Misc. parts kit (HDD/optical shields, CPU 93P4276 N 93P4294 13N5497 N 26R8015 144 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 149
20c Heatsink - VGA External card 26R8043 N 21 Fan ASM 91P8535 N Fan ASM -CPU 3 GHz 91P8536 Fan/heatsink ASM for F4 26R8028 NB heatsink with hex screw 26R8087 22 Keyboard** (see "Keyboard" on page 149.) 23 N Rubber/tape kit - rubber foot x4, screw 26R8042 cap x4 ThinkPad G40, G41 145 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 150
Parts list LCD FRUs 146 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 151
+ Hitachi 92P6659 LCD Panel ASM XGA LGP 92P6694 LCD Panel ASM XGA Hitachi 92P5580 LCD Panel ASM SXGA Hitachi 92P5581 3 LCD Hinge/bracket kit 91P8534 N 4 Wireless antenna kit (*1) refer to item 24 91P8551 N ThinkPad G40, G41 147 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 152
Parts list No. FRU 5 LCD Rear Cover ASM - Wireless LCD Rear Cover ASM - no Wireless LCD Rear Cover ASM - Wireless LCD Rear Cover ASM - no Wireless 6 LCD Cable ASM XGA LCD Cable ASM SXGA+ LCD Cable 91P6797 91P6821 91P6822 91P6865 91P6866 91P7197 91P7281 91P8198 CRU ID N N N N 148 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 153
Parts list Keyboard All of the keyboards listed below are Tier 2 CRUs (customer replaceable units). Language Arabic Belgian Chinese, Traditional Czech Danish Dutch English, 91P8106 91P8134 91P8138 91P8102 91P8114 91P8118 91P8132 91P8130 91P8108 91P8090 91P8100 91P8112 91P8122 ThinkPad G40, G41 149 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 154
01R7745 01R7746 01R7755 Windows XP Home Edition (for G41) Windows XP Home Edition is preinstalled as the operating system in some models. Language Arabic Chinese, Simplified Chinese, Traditional Chinese, Traditional (Hong Kong S.A.R.) P/N 24R6043 24R6036 24R6037 24R6038 150 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 155
Parts list P/N 24R6042 24R6032 24R6035 24R6025 24R6024 24R6033 24R6026 24R6027 24R6047 24R6040 24R6046 24R6029 24R6039 24R6034 24R6041 24R6030 24R6044 24R6028 24R6031 24R6045 Windows XP Professional (for G40) Windows 01R7840 01R7839 01R7848 01R7843 01R7844 01R7856 01R7853 ThinkPad G40, G41 151 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 156
Parts list Language Hungarian Italian Japanese Norwegian Polish Portuguese Russian Spanish Swedish Turkish P/N 01R7857 01R7847 01R7946 01R7850 01R7854 01R7841 01R7858 01R7845 01R7846 01R7855 Windows XP Professional (for G41) Windows 24R5838 24R5852 24R5836 24R5839 24R5853 152 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 157
G40) Windows 2000 is preinstalled as the operating system in some models. Language Japanese P/N 01R7979 Miscellaneous parts FRU Screw kit (including nylon-coated screws) Screw kit (including nylon-coated screws, M3 HDD shield, M2.5 middle cover wireless) Rubber/mylar kit Thermal grease LG/IBM - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 158
Option P/N 08K8178 Common parts list Tools Triconnector wrap plug 72X8546 PC test card 35G4703 Audio wrap cable 66G5180 ThinkPad hardware maintenance diskette version - 1.69 or later Note: Download the file from the following Web site: http://www.lenovo.com/think/spm 154 ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 159
Parts list Power cords All of the power cords listed below are Tier 1 CRUs (customer replaceable units). A ThinkPad power cord for a specific country or region is usually available only in that country or region: For 2-pin power 76H3522 76H3532 76H3535 02K0539 76H3528 ThinkPad G40, G41 155 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 160
Lenovo product specifications or warranties. Nothing in this document shall operate as an express or implied license or indemnity under the intellectual property rights of Lenovo or third parties. All information contained in this document was obtained in specific environments 156 ThinkPad G40 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 161
those Web sites. The materials at those Web sites are not part of the materials for this Lenovo product, and use of those Web sites is at your own risk. Any Actual results may vary. Users of this document should verify the applicable data for their specific environment. ThinkPad G40, G41 157 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 162
Lenovo ThinkPad TrackPoint The following terms are trademarks of the International Business Machines Corporation in the United States, other countries, or both: IBM (used under license) OS/2 Microsoft and Windows or service names may be the trademarks or service marks of others. 158 ThinkPad G40, G41 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 163
Trademarks ThinkPad G40, G41 159 - Lenovo ThinkPad G41 | ThinkPad G40 and G41 series Hardware Maintenance Manual - Page 164
Part Number: 39T6188 (1P) P/N: 39T6188
ThinkPad
Computer
Hardware
Maintenance
Manual
July 2005
This manual supports: ThinkPad G40, G41