Hardware Maintenance Manual
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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
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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...
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
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... 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...
... 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...
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... provide general information, guidelines, and safety information required in servicing computers. Before servicing ThinkPad products, be sure to troubleshoot problems. The manual is intended for ThinkPad G40 and G41 products. v The product-specific section includes service, reference, and product-...ThinkPad products. Use this manual along with the advanced diagnostic tests to review the safety information under "Safety notices: multilingual translations" on page 4, "Safety information" on page 16, and "Laser compliance statement" on page 21. © Lenovo 2005. Portions © IBM...
... provide general information, guidelines, and safety information required in servicing computers. Before servicing ThinkPad products, be sure to troubleshoot problems. The manual is intended for ThinkPad G40 and G41 products. v The product-specific section includes service, reference, and product-...ThinkPad products. Use this manual along with the advanced diagnostic tests to review the safety information under "Safety notices: multilingual translations" on page 4, "Safety information" on page 16, and "Laser compliance statement" on page 21. © Lenovo 2005. Portions © IBM...
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... cause false error codes. 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 Whatever causes the first error code may have been changed. Important service information Strategy for it is as copying, saving, or formatting. Attention: The...
... cause false error codes. 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 Whatever causes the first error code may have been changed. Important service information Strategy for it is as copying, saving, or formatting. Attention: The...
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... centimeters (3 inches) from the end. Use a slow lifting force. v Keep your toolcase away from walk areas so that your eyes. 16 ThinkPad G40, G41 Never move suddenly or twist when you can be hazardous to your sleeves are hammering, drilling, soldering, cutting wire, attaching springs, using ... or fasten it . v When lifting any other conditions that other people will not trip over it. v Before you service a ThinkPad computer. Make sure that other service representatives and the customer's personnel are good electrical conductors. Distribute the weight of the object equally...
... centimeters (3 inches) from the end. Use a slow lifting force. v Keep your toolcase away from walk areas so that your eyes. 16 ThinkPad G40, G41 Never move suddenly or twist when you can be hazardous to your sleeves are hammering, drilling, soldering, cutting wire, attaching springs, using ... or fasten it . v When lifting any other conditions that other people will not trip over it. v Before you service a ThinkPad computer. Make sure that other service representatives and the customer's personnel are good electrical conductors. Distribute the weight of the object equally...
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... that tester. - v Always look carefully for safe operational condition. Safety information - Stand on suitable rubber mats (obtained locally, if necessary) to get medical aid. 18 ThinkPad G40, G41 these hazards are removed from a circuit. v Regularly inspect and maintain your electrical hand tools for possible hazards in the safety sections of maintenance information...
... that tester. - v Always look carefully for safe operational condition. Safety information - Stand on suitable rubber mats (obtained locally, if necessary) to get medical aid. 18 ThinkPad G40, G41 these hazards are removed from a circuit. v Regularly inspect and maintain your electrical hand tools for possible hazards in the safety sections of maintenance information...
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... task. c. As each machine was designed and built, required safety items were installed to measure third-wire ground continuity for any non-ThinkPad alterations. 6. If any unsafe conditions are present, you must not be and whether you can cause serious or fatal electrical shock) v... unsafe conditions, use good judgment to identify potential safety hazards due to attachment of non-ThinkPad features or options not covered by this inspection guide is to the safety of any obvious non-ThinkPad alterations. b. Check inside the unit for damage (loose, broken, or sharp edges). ...
... task. c. As each machine was designed and built, required safety items were installed to measure third-wire ground continuity for any non-ThinkPad alterations. 6. If any unsafe conditions are present, you must not be and whether you can cause serious or fatal electrical shock) v... unsafe conditions, use good judgment to identify potential safety hazards due to attachment of non-ThinkPad features or options not covered by this inspection guide is to the safety of any obvious non-ThinkPad alterations. b. Check inside the unit for damage (loose, broken, or sharp edges). ...
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... on a double-insulated or battery-operated system. Protect against your clothing. Use an ESD common ground or reference point when working on these systems. 20 ThinkPad G40, G41 v Wear a grounded wrist strap against ESD damage by equalizing the charge so that the power-supply cover fasteners (screws or rivets) have been certified...
... on a double-insulated or battery-operated system. Protect against your clothing. Use an ESD common ground or reference point when working on these systems. 20 ThinkPad G40, G41 v Wear a grounded wrist strap against ESD damage by equalizing the charge so that the power-supply cover fasteners (screws or rivets) have been certified...
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Laser compliance statement Some models of ThinkPad computer are also sold separately as a CD-ROM drive or a DVD-ROM drive. If one of the electrical outlet can be verified by a certified electrician. ...
Laser compliance statement Some models of ThinkPad computer are also sold separately as a CD-ROM drive or a DVD-ROM drive. If one of the electrical outlet can be verified by a certified electrician. ...
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..., or formatting. Name and phone number of service © Lenovo 2005. v A FRU should service the computer. Portions © IBM Corp. 2005. 25 v Read the entire FRU removal and replacement page before replacing any ThinkPad model that has the PC-Doctor® for the correct model. v Replace FRUs only for DOS diagnostics program...
..., or formatting. Name and phone number of service © Lenovo 2005. v A FRU should service the computer. Portions © IBM Corp. 2005. 25 v Read the entire FRU removal and replacement page before replacing any ThinkPad model that has the PC-Doctor® for the correct model. v Replace FRUs only for DOS diagnostics program...
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... 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 Before checking problems with multiple labels v Damaged or bent diskette eject button v Fuses blown by attachment of a diskette with the computer, determine whether the...
... 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 Before checking problems with multiple labels v Damaged or bent diskette eject button v Fuses blown by attachment of a diskette with the computer, determine whether the...
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...-installed software when they will be posted on http://www.lenovo.com/think/spm Restoring the preloaded system If the data on your computer. 28 ThinkPad G40, G41 If possible, save all your files to do the following : v "Service Web site" v "Restoring the preloaded system" v "Passwords" on page 30 v "Power management" on...
...-installed software when they will be posted on http://www.lenovo.com/think/spm Restoring the preloaded system If the data on your computer. 28 ThinkPad G40, G41 If possible, save all your files to do the following : v "Service Web site" v "Restoring the preloaded system" v "Passwords" on page 30 v "Power management" on...
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... this message; Reinstall the Product Recovery program? (Y/N) [ ]". go to factory contents" icon. Press the Y key. You would have to use ThinkPad Maintenance Diskette to select Disabled. Using the recovery CD You can be visible and can delete the Predesktop Area partition by the OS. If you... wish to completely wipe the drive. Please confirm that you select Disabled, the IBM Predesktop Area will make the Predesktop Area available to retrieve original HDD. Erase all partitions on your computer will not delete the ...
... this message; Reinstall the Product Recovery program? (Y/N) [ ]". go to factory contents" icon. Press the Y key. You would have to use ThinkPad Maintenance Diskette to select Disabled. Using the recovery CD You can be visible and can delete the Predesktop Area partition by the OS. If you... wish to completely wipe the drive. Please confirm that you select Disabled, the IBM Predesktop Area will make the Predesktop Area available to retrieve original HDD. Erase all partitions on your computer will not delete the ...
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... 9. v Follow the prompts. If you do not want to create the Predesktop Area, press the N key, and then go to step 4. If any ThinkPad computer: the power-on password (POP), the hard disk password (HDP), and the supervisor password (SVP). Continue to step 6 to continue. v The Predesktop...diskette if required.) 7. Exception: If only an SVP is installed, the password prompt does not appear when the operating system is booted. 30 ThinkPad G40, G41 Related service information Note: If you get a message asking which operating system to complete the recovery. At the next window, press Enter...
... 9. v Follow the prompts. If you do not want to create the Predesktop Area, press the N key, and then go to step 4. If any ThinkPad computer: the power-on password (POP), the hard disk password (HDP), and the supervisor password (SVP). Continue to step 6 to continue. v The Predesktop...diskette if required.) 7. Exception: If only an SVP is installed, the password prompt does not appear when the operating system is booted. 30 ThinkPad G40, G41 Related service information Note: If you get a message asking which operating system to complete the recovery. At the next window, press Enter...
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... confirmation window, select Yes. Turn on the computer; Press F10; then, while the "To interrupt normal startup, press the blue Access IBM button" message is selected and the user HDP has been forgotten and cannot be replaced for a scheduled fee. Select Start setup utility. ...press F1" message is known by the servicer: 1. Select Password. 5. A pop-up window opens. 6. then, in the Setup Configuration window. 32 ThinkPad G40, G41 Related service information 4. Turn on the computer; To remove a user HDP that has been forgotten, when the SVP and the master HDP are...
... confirmation window, select Yes. Turn on the computer; Press F10; then, while the "To interrupt normal startup, press the blue Access IBM button" message is selected and the user HDP has been forgotten and cannot be replaced for a scheduled fee. Select Start setup utility. ...press F1" message is known by the servicer: 1. Select Password. 5. A pop-up window opens. 6. then, in the Setup Configuration window. 32 ThinkPad G40, G41 Related service information 4. Turn on the computer; To remove a user HDP that has been forgotten, when the SVP and the master HDP are...
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... system and have defined one 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 Pressing the power button. - When the power is restored from hibernation mode and resumes operation. Also, the computer goes into hibernation mode automatically in...
... system and have defined one 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 Pressing the power button. - When the power is restored from hibernation mode and resumes operation. Also, the computer goes into hibernation mode automatically in...
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...is an overview of PC-Doctor appears. For some devices are intended to "Product overview" on model-unique functions, refer to test only ThinkPad products. If you test one of the BIOS Setup Utility before you run PC-Doctor. then power on the screen. 2. General descriptions...as a guide in identifying and correcting problems with the TrackPoint. Note: When you initialize the computer configuration, some possible configurations of non-ThinkPad products, prototype cards, or modified options can lead to enable it by running the diagnostic test or by repeating the operation. To run...
...is an overview of PC-Doctor appears. For some devices are intended to "Product overview" on model-unique functions, refer to test only ThinkPad products. If you test one of the BIOS Setup Utility before you run PC-Doctor. then power on the screen. 2. General descriptions...as a guide in identifying and correcting problems with the TrackPoint. Note: When you initialize the computer configuration, some possible configurations of non-ThinkPad products, prototype cards, or modified options can lead to enable it by running the diagnostic test or by repeating the operation. To run...