Hardware Maintenance Manual
Page 1
ThinkPad Computer Hardware Maintenance Manual July 2005 This manual supports: ThinkPad G40, G41
ThinkPad Computer Hardware Maintenance Manual July 2005 This manual supports: ThinkPad G40, G41
Hardware Maintenance Manual
Page 3
iii Portions © IBM Corp. 2005. Contents About this manual 1 Introduction 3 Important service information 3 Strategy for replacing FRUs 3 How to use error messages 4 Diskette compatibility matrix 4 Safety notices: multilingual ... 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 Status indicators 47 FRU tests 49 Fn key combinations 51 Symptom-to-FRU index 52 Numeric error codes...
iii Portions © IBM Corp. 2005. Contents About this manual 1 Introduction 3 Important service information 3 Strategy for replacing FRUs 3 How to use error messages 4 Diskette compatibility matrix 4 Safety notices: multilingual ... 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 Status indicators 47 FRU tests 49 Fn key combinations 51 Symptom-to-FRU index 52 Numeric error codes...
Hardware Maintenance Manual
Page 4
... 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 2020 CD-ROM/DVD drive bracket 99 2030 FDD bracket 100 2040 System board 101 2050 Lower case...and rear cover . . . . 110 3030 LCD panel and hinge assembly . . . . . 111 Locations 112 Front view 112 Rear view 113 Bottom view 114 Parts list 115 G40, G41 series 115 Overall 139 LCD FRUs 146 Keyboard 149 Recovery CDs 150 Miscellaneous parts 153 AC adapters 153 Telephone cable 153 Optional FRUs 154...
... 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 2020 CD-ROM/DVD drive bracket 99 2030 FDD bracket 100 2040 System board 101 2050 Lower case...and rear cover . . . . 110 3030 LCD panel and hinge assembly . . . . . 111 Locations 112 Front view 112 Rear view 113 Bottom view 114 Parts list 115 G40, G41 series 115 Overall 139 LCD FRUs 146 Keyboard 149 Recovery CDs 150 Miscellaneous parts 153 AC adapters 153 Telephone cable 153 Optional FRUs 154...
Hardware Maintenance Manual
Page 5
Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. Before servicing ThinkPad products, be sure to review the safety information under "Safety notices: multilingual translations" on page 4, "Safety information" on page 16, ...specific parts information. Use this manual This manual contains service and reference information for trained service personnel who are familiar with ThinkPad products. Portions © IBM Corp. 2005. 1 About this manual along with the advanced diagnostic tests to troubleshoot problems. The manual is intended for...
Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. Before servicing ThinkPad products, be sure to review the safety information under "Safety notices: multilingual translations" on page 4, "Safety information" on page 16, ...specific parts information. Use this manual This manual contains service and reference information for trained service personnel who are familiar with ThinkPad products. Portions © IBM Corp. 2005. 1 About this manual along with the advanced diagnostic tests to troubleshoot problems. The manual is intended for...
Hardware Maintenance Manual
Page 8
... the first error code. If no error code is displayed, see if the error symptom is listed in English, French, German, Hebrew, Italian, and Spanish. 4 ThinkPad G40, G41 How to use error messages Use the error codes displayed on the screen to run a low-level format before replacing a hard disk drive. Attention...
... the first error code. If no error code is displayed, see if the error symptom is listed in English, French, German, Hebrew, Italian, and Spanish. 4 ThinkPad G40, G41 How to use error messages Use the error codes displayed on the screen to run a low-level format before replacing a hard disk drive. Attention...
Hardware Maintenance Manual
Page 20
...Lift by standing or by pushing up above your sleeves are not in the moving parts of the object equally between your eyes. 16 ThinkPad G40, G41 v Before you think are good electrical conductors. Make sure that can stand safely without slipping. 2. Attention: Metal objects are...after maintenance. Ensure you attempt to lift. 4. v Do not wear jewelry, chains, metal-frame eyeglasses, or metal fasteners for you service a ThinkPad computer. v When lifting any action that causes hazards to the customer, or that might be hazardous to your feet. 3. this action removes ...
...Lift by standing or by pushing up above your sleeves are not in the moving parts of the object equally between your eyes. 16 ThinkPad G40, G41 v Before you think are good electrical conductors. Make sure that can stand safely without slipping. 2. Attention: Metal objects are...after maintenance. Ensure you attempt to lift. 4. v Do not wear jewelry, chains, metal-frame eyeglasses, or metal fasteners for you service a ThinkPad computer. v When lifting any action that causes hazards to the customer, or that might be hazardous to your feet. 3. this action removes ...
Hardware Maintenance Manual
Page 22
... the safety sections of these instructions are in your work with powered-on suitable rubber mats (obtained locally, if necessary) to get medical aid. 18 ThinkPad G40, G41 such touching can occur only when there is conductive; Use only one hand when working with very high voltages; v Do not use the approved...
... the safety sections of these instructions are in your work with powered-on suitable rubber mats (obtained locally, if necessary) to get medical aid. 18 ThinkPad G40, G41 such touching can occur only when there is conductive; Use only one hand when working with very high voltages; v Do not use the approved...
Hardware Maintenance Manual
Page 23
... list. Introduction 19 Disconnect the power cord. 3. The power cord should use the following checklist at the beginning of any non-ThinkPad alterations. 6. c. Consider these conditions and the safety hazards they present: v Electrical hazards, especially primary power (primary voltage on ...As each machine was designed and built, required safety items were installed to measure third-wire ground continuity for any obvious non-ThinkPad alterations. Power-off , and the power cord disconnected. Remove the cover. 5. Safety information Safety inspection guide The purpose ...
... list. Introduction 19 Disconnect the power cord. 3. The power cord should use the following checklist at the beginning of any non-ThinkPad alterations. 6. c. Consider these conditions and the safety hazards they present: v Electrical hazards, especially primary power (primary voltage on ...As each machine was designed and built, required safety items were installed to measure third-wire ground continuity for any obvious non-ThinkPad alterations. Power-off , and the power cord disconnected. Remove the cover. 5. Safety information Safety inspection guide The purpose ...
Hardware Maintenance Manual
Page 24
... equalizing the charge so that are all at the same charge. v Prevent the part from touching your skin to eliminate static on these systems. 20 ThinkPad G40, G41 v Use the black side of a grounding system is a difference in protective packages until they exceed the requirements noted here. 2. The mat is insulative and...
... equalizing the charge so that are all at the same charge. v Prevent the part from touching your skin to eliminate static on these systems. 20 ThinkPad G40, G41 v Use the black side of a grounding system is a difference in protective packages until they exceed the requirements noted here. 2. The mat is insulative and...
Hardware Maintenance Manual
Page 25
... for Class 1 laser products. Use the round ground-prong of the electrical outlet can be verified by a certified electrician. to conform to the requirements of ThinkPad computer are also sold separately as a CD-ROM drive or a DVD-ROM drive. Introduction 21 Elsewhere, the drive is certified in the U.S. Proper grounding of...
... for Class 1 laser products. Use the round ground-prong of the electrical outlet can be verified by a certified electrician. to conform to the requirements of ThinkPad computer are also sold separately as a CD-ROM drive or a DVD-ROM drive. Introduction 21 Elsewhere, the drive is certified in the U.S. Proper grounding of...
Hardware Maintenance Manual
Page 29
... Before you select an incorrect drive, data or programs might be overwritten. v Read the entire FRU removal and replacement page before replacing any ThinkPad model that a FRU is defective, clear the error log and run the test again. The drive startup sequence in the computer you are ...to your particular computer. If the error does not recur, do with a hardware defect, such as copying, saving, or formatting. Portions © IBM Corp. 2005. 25 v Be careful not to do not replace the FRU. General descriptions The desciptions in the parts exchange form or parts return form...
... Before you select an incorrect drive, data or programs might be overwritten. v Read the entire FRU removal and replacement page before replacing any ThinkPad model that a FRU is defective, clear the error log and run the test again. The drive startup sequence in the computer you are ...to your particular computer. If the error does not recur, do with a hardware defect, such as copying, saving, or formatting. Portions © IBM Corp. 2005. 25 v Be careful not to do not replace the FRU. General descriptions The desciptions in the parts exchange form or parts return form...
Hardware Maintenance Manual
Page 30
... misuse, accident, modification, unsuitable physical or operating environment, or improper maintenance by nonwarranted activities: v Missing parts might be a symptom of unauthorized service or modification. 26 ThinkPad G40, G41 The following symptoms might indicate that the system was detected __ 7. Date of a nonsupported device v Forgotten computer password (making the computer unusable) v Sticky keys...
... misuse, accident, modification, unsuitable physical or operating environment, or improper maintenance by nonwarranted activities: v Missing parts might be a symptom of unauthorized service or modification. 26 ThinkPad G40, G41 The following symptoms might indicate that the system was detected __ 7. Date of a nonsupported device v Forgotten computer password (making the computer unusable) v Sticky keys...
Hardware Maintenance Manual
Page 32
... your drive C before you must use either the Product Recovery program or a recovery CD. If possible, save all your files to install your computer. 28 ThinkPad G40, G41 Turn off your pre-installed software, do so, see "Recovery CDs" on a hard disk drive is damaged or accidentally erased, you have saved on...
... your drive C before you must use either the Product Recovery program or a recovery CD. If possible, save all your files to install your computer. 28 ThinkPad G40, G41 Turn off your pre-installed software, do so, see "Recovery CDs" on a hard disk drive is damaged or accidentally erased, you have saved on...
Hardware Maintenance Manual
Page 33
...Recovery CD to completely wipe the drive. If you select Disabled, the IBM Predesktop Area will be visible and can be used with Normal or Secure again and you do this message; You would have to use ThinkPad Maintenance Diskette to retrieve original HDD. The following : To create the ...Predesktop Area: 1. Press the Y key. You must press the Access IBM button quickly.) The Predesktop Area appears on the hard disk drive, using FDISK...
...Recovery CD to completely wipe the drive. If you select Disabled, the IBM Predesktop Area will be visible and can be used with Normal or Secure again and you do this message; You would have to use ThinkPad Maintenance Diskette to retrieve original HDD. The following : To create the ...Predesktop Area: 1. Press the Y key. You must press the Access IBM button quickly.) The Predesktop Area appears on the hard disk drive, using FDISK...
Hardware Maintenance Manual
Page 34
...step 8. 5. Passwords As many as three passwords may be needed for any of the next three windows, press the Y key. 11. If any ThinkPad computer: the power-on . v The Predesktop Area is displayed: "Your computer originally included a Product Recovery program ... v The recovery process copies some...: "Full Recovery:". At the next window, press Enter to continue. The computer does not start until the password is booted. 30 ThinkPad G40, G41 Exception: If only an SVP is installed, the password prompt does not appear when the operating system is entered. Related service ...
...step 8. 5. Passwords As many as three passwords may be needed for any of the next three windows, press the Y key. 11. If any ThinkPad computer: the power-on . v The Predesktop Area is displayed: "Your computer originally included a Product Recovery program ... v The recovery process copies some...: "Full Recovery:". At the next window, press Enter to continue. The computer does not start until the password is booted. 30 ThinkPad G40, G41 Exception: If only an SVP is installed, the password prompt does not appear when the operating system is entered. Related service ...
Hardware Maintenance Manual
Page 36
...ends, the password prompt does not appear. Turn on the computer and wait until the POST ends. then, in the Setup Configuration window. 32 ThinkPad G40, G41 How to move down the menu. 4. Select Password. 5. then leave the New Password field blank and press Enter twice. 8. Press F10...-disk x password, where x is displayed at the lower-left of the screen, press the Access IBM button. 2. A pop-up window opens. 6. then, while the "To interrupt normal startup, press the blue Access IBM button" message is the letter of the screen, press F1. 2. Select Password. 5. In the ...
...ends, the password prompt does not appear. Turn on the computer and wait until the POST ends. then, in the Setup Configuration window. 32 ThinkPad G40, G41 How to move down the menu. 4. Select Password. 5. then leave the New Password field blank and press Enter twice. 8. Press F10...-disk x password, where x is displayed at the lower-left of the screen, press the Access IBM button. 2. A pop-up window opens. 6. then, while the "To interrupt normal startup, press the blue Access IBM button" message is the letter of the screen, press F1. 2. Select Password. 5. In the ...
Hardware Maintenance Manual
Page 38
... enter hibernation mode, do any of the following conditions: v If a "hibernation time" has been set on , the computer returns from the hard disk drive. 34 ThinkPad G40, G41 Also, the computer goes into hibernation mode, perform that time. Related service information To cause the computer to go into hibernation mode automatically in...
... enter hibernation mode, do any of the following conditions: v If a "hibernation time" has been set on , the computer returns from the hard disk drive. 34 ThinkPad G40, G41 Also, the computer goes into hibernation mode, perform that time. Related service information To cause the computer to go into hibernation mode automatically in...
Hardware Maintenance Manual
Page 39
... of errors and invalid system responses. 1. If you test one of pressing Enter, click the left button. 1. Testing the computer The ThinkPad computer has a test program called PC-Doctor® for DOS (hereafter called PC-Doctor.) You can lead to initialize the computer setup ...computer. Insert the PC-Doctor disk into the diskette drive; Note: When you initialize the computer configuration, some possible configurations of non-ThinkPad products, prototype cards, or modified options can detect errors by running the diagnostic test or by use of the computer, PC-Doctor might...
... of errors and invalid system responses. 1. If you test one of pressing Enter, click the left button. 1. Testing the computer The ThinkPad computer has a test program called PC-Doctor® for DOS (hereafter called PC-Doctor.) You can lead to initialize the computer setup ...computer. Insert the PC-Doctor disk into the diskette drive; Note: When you initialize the computer configuration, some possible configurations of non-ThinkPad products, prototype cards, or modified options can detect errors by running the diagnostic test or by use of the computer, PC-Doctor might...