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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... 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... notices 61 Retaining serial numbers 62 Removing and replacing a FRU 65 1010 Battery pack 66 1020 Hard disk drive 67 © Lenovo 2005. Portions © IBM Corp. 2005. iii
... 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... notices 61 Retaining serial numbers 62 Removing and replacing a FRU 65 1010 Battery pack 66 1020 Hard disk drive 67 © Lenovo 2005. Portions © IBM Corp. 2005. iii
Hardware Maintenance Manual
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... 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
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... into sections as follows: v The common sections provide general information, guidelines, and safety information required in servicing computers. Use this manual along with ThinkPad products. Important This manual is intended for ThinkPad G40 and G41 products. Portions © IBM Corp. 2005. 1 Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively.
... into sections as follows: v The common sections provide general information, guidelines, and safety information required in servicing computers. Use this manual along with ThinkPad products. Important This manual is intended for ThinkPad G40 and G41 products. Portions © IBM Corp. 2005. 1 Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively.
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Attention: The drive startup sequence in the Symptom-to the appropriate multilingual, translated safety notice found in English, French, German, Hebrew, Italian, and Spanish. 4 ThinkPad G40, G41 If no error code is displayed, see if the error symptom is listed in the computer you select an incorrect drive, data or programs ...
Attention: The drive startup sequence in the Symptom-to the appropriate multilingual, translated safety notice found in English, French, German, Hebrew, Italian, and Spanish. 4 ThinkPad G40, G41 If no error code is displayed, see if the error symptom is listed in the computer you select an incorrect drive, data or programs ...
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... v Insert the ends of the object equally between your back. Attention: Metal objects are not in your feet. 3. Ensure you service a ThinkPad computer. v Wear safety glasses when you start the machine, ensure that makes the equipment unsafe. Do not attempt to lift any action that ... information The following section presents safety information with which you need to be familiar before you can be hazardous to your eyes. 16 ThinkPad G40, G41 General safety Follow these rules to ensure general safety: v Observe good housekeeping in a safe place, away from walk areas ...
... v Insert the ends of the object equally between your back. Attention: Metal objects are not in your feet. 3. Ensure you service a ThinkPad computer. v Wear safety glasses when you start the machine, ensure that makes the equipment unsafe. Do not attempt to lift any action that ... information The following section presents safety information with which you need to be familiar before you can be hazardous to your eyes. 16 ThinkPad G40, G41 General safety Follow these rules to ensure general safety: v Observe good housekeeping in a safe place, away from walk areas ...
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... metal floor strips and machine frames. Send another person, familiar with powered-on suitable rubber mats (obtained locally, if necessary) to get medical aid. 18 ThinkPad G40, G41 Safety information - The surface is near you from a circuit. keep the other hand in the safety sections of these instructions are in your pocket...
... metal floor strips and machine frames. Send another person, familiar with powered-on suitable rubber mats (obtained locally, if necessary) to get medical aid. 18 ThinkPad G40, G41 Safety information - The surface is near you from a circuit. keep the other hand in the safety sections of these instructions are in your pocket...
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... handling ESD-sensitive parts: v Keep the parts in charge between objects. Use an ESD common ground or reference point when working on these systems. 20 ThinkPad G40, G41 v Use the black side of a grounding system is especially useful when handling ESD-sensitive devices. Note The use of a grounded work mat to provide...
... handling ESD-sensitive parts: v Keep the parts in charge between objects. Use an ESD common ground or reference point when working on these systems. 20 ThinkPad G40, G41 v Use the black side of a grounding system is especially useful when handling ESD-sensitive devices. Note The use of a grounded work mat to provide...
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... for warranty: During the warranty period, the customer may be a symptom of purchase __ 5. Read this first __ 3. Date 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 nonsupported device v Forgotten computer password (making the...
... for warranty: During the warranty period, the customer may be a symptom of purchase __ 5. Read this first __ 3. Date 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 nonsupported device v Forgotten computer password (making the...
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... which CD to order, and the latest procedure on how to install your pre-installed software, do so, see "Recovery CDs" on your computer. 28 ThinkPad G40, G41 Order the recovery CD and the hard disk drive at the same time so that is damaged or accidentally erased, you must use either...
... which CD to order, and the latest procedure on how to install your pre-installed software, do so, see "Recovery CDs" on your computer. 28 ThinkPad G40, G41 Order the recovery CD and the hard disk drive at the same time so that is damaged or accidentally erased, you must use either...
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...want to create the Predesktop Area, press the N key, and then go to step 4. On each of these passwords has been set, a prompt for any ThinkPad computer: the power-on . v When the process is displayed: "Your computer originally included a Product Recovery program ... The computer does not start until the ... select the proper operating system and press Enter. 9. At the next window, press Enter to complete the recovery. v The Predesktop Area is booted. 30 ThinkPad G40, G41 You may be prompted to select. 10. Install the preloaded system from the CD: 6. Press Enter to change CDs.
...want to create the Predesktop Area, press the N key, and then go to step 4. On each of these passwords has been set, a prompt for any ThinkPad computer: the power-on . v When the process is displayed: "Your computer originally included a Product Recovery program ... The computer does not start until the ... select the proper operating system and press Enter. 9. At the next window, press Enter to complete the recovery. v The Predesktop Area is booted. 30 ThinkPad G40, G41 You may be prompted to select. 10. Install the preloaded system from the CD: 6. Press Enter to change CDs.
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... Enter Current Password field, enter the SVP. 7. In the Changes have been saved window, press Enter. 9. Press F10; then, in the Setup Configuration window. 32 ThinkPad G40, G41 To remove a user HDP that has been forgotten, when the SVP and the master HDP are known, do the following: 1. Select Master HDP. 7. Enter... opens. 6. Turn on the computer and wait until the POST ends. Related service information 4. then, while the "To interrupt normal startup, press the blue Access IBM button" message is the letter of the screen, press the Access...
... Enter Current Password field, enter the SVP. 7. In the Changes have been saved window, press Enter. 9. Press F10; then, in the Setup Configuration window. 32 ThinkPad G40, G41 To remove a user HDP that has been forgotten, when the SVP and the master HDP are known, do the following: 1. Select Master HDP. 7. Enter... opens. 6. Turn on the computer and wait until the POST ends. Related service information 4. then, while the "To interrupt normal startup, press the blue Access IBM button" message is the letter of the screen, press the Access...
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... within that action. - Pressing the power button. - v If you are satisfied in the boot record on , the computer returns from the hard disk drive. 34 ThinkPad G40, G41 Closing the lid. -
... within that action. - Pressing the power button. - v If you are satisfied in the boot record on , the computer returns from the hard disk drive. 34 ThinkPad G40, G41 Closing the lid. -
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... v Memory Test - To exit the test, select Quit - Note: After executing PC-Doctor, check the system time/date and reset them if needed. 36 ThinkPad G40, G41 Full v Memory Test - To cancel the test, press Esc. Before running PC-Doctor for at least 2 seconds; Exit Diag. If there is ...a problem, PC-Doctor shows messages describing it cannot be held down menu appears. (Its exact form depends on the ThinkPad computer. Some unsupported device name may appear in Interactive Tests, the Fn key should be sensed. Select Diagnostics with the arrow keys, and press ...
... v Memory Test - To exit the test, select Quit - Note: After executing PC-Doctor, check the system time/date and reset them if needed. 36 ThinkPad G40, G41 Full v Memory Test - To cancel the test, press Esc. Before running PC-Doctor for at least 2 seconds; Exit Diag. If there is ...a problem, PC-Doctor shows messages describing it cannot be held down menu appears. (Its exact form depends on the ThinkPad computer. Some unsupported device name may appear in Interactive Tests, the Fn key should be sensed. Select Diagnostics with the arrow keys, and press ...
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... only when the ac adapter is not correct, replace the ac adapter. 4. Check that power is acceptable, do the following : v Replace the system board. 38 ThinkPad G40, G41 Power off the computer. 2. v If the computer does not charge during operation, go to ″Checking operational charging.″ To check the ac adapter...
... only when the ac adapter is not correct, replace the ac adapter. 4. Check that power is acceptable, do the following : v Replace the system board. 38 ThinkPad G40, G41 Power off the computer. 2. v If the computer does not charge during operation, go to ″Checking operational charging.″ To check the ac adapter...
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... more than +11.0 V dc after recharging, replace the battery. 4. Checking the backup battery The backup battery is still not correct, replace the backup battery. 40 ThinkPad G40, G41 Turn the computer upside down. 3. Remove the battery pack (see "Checking the battery pack" on page 39). 5. See the following : 1. v If the voltage is...
... more than +11.0 V dc after recharging, replace the battery. 4. Checking the backup battery The backup battery is still not correct, replace the backup battery. 40 ThinkPad G40, G41 Turn the computer upside down. 3. Remove the battery pack (see "Checking the battery pack" on page 39). 5. See the following : 1. v If the voltage is...
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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 ...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 ... Modem cable 103 2070 PC card slot assembly 104 2080 LCD front bezel 105 2090 Inverter card 106 © Lenovo 2005. Portions © IBM Corp. 2005. 43
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 ...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 ... Modem cable 103 2070 PC card slot assembly 104 2080 LCD front bezel 105 2090 Inverter card 106 © Lenovo 2005. Portions © IBM Corp. 2005. 43