Hardware Maintenance Manual
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ThinkPad Computer Hardware Maintenance Manual July 2005 This manual supports: ThinkPad R50/R50p, R51 series (MT 1829, 1830, 1831, 1832, 1833, 1836, 1840, 1841, 2883, 2887, 2888, 2889, 2894, 2895) ThinkPad Dock II (MT 2877)
ThinkPad Computer Hardware Maintenance Manual July 2005 This manual supports: ThinkPad R50/R50p, R51 series (MT 1829, 1830, 1831, 1832, 1833, 1836, 1840, 1841, 2883, 2887, 2888, 2889, 2894, 2895) ThinkPad Dock II (MT 2877)
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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 ... Passwords 28 Power management 32 Checkout guide 34 Testing the computer 34 Detecting system information with PC-Doctor. . . 37 Power system checkout 37 ThinkPad R50/R50p and R51 Series 41 Product overview 43 Specifications 43 Status indicators 48 FRU tests 50 Fn key combinations 52 Symptom-to-FRU index 54 Numeric error...
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 ... Passwords 28 Power management 32 Checkout guide 34 Testing the computer 34 Detecting system information with PC-Doctor. . . 37 Power system checkout 37 ThinkPad R50/R50p and R51 Series 41 Product overview 43 Specifications 43 Status indicators 48 FRU tests 50 Fn key combinations 52 Symptom-to-FRU index 54 Numeric error...
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...119 2020 Inverter card 121 2030 LCD panel, LCD cable assembly, wireless LAN antenna assembly, hinges, and LCD cover. 122 3010 ThinkPad Dock II PCI cover. . . . . . 132 3020 ThinkPad Dock II top cover 133 Locations 136 Front view 136 Rear view 138 Bottom view 139 Parts list 140 Overall 140 LCD... FRUs 188 AC adapters 206 Keyboard 207 Recovery CDs 209 Miscellaneous parts 217 Optional FRUs 221 Common parts list 222 Notices 224 Trademarks 226 iv R50/R50p, R51...
...119 2020 Inverter card 121 2030 LCD panel, LCD cable assembly, wireless LAN antenna assembly, hinges, and LCD cover. 122 3010 ThinkPad Dock II PCI cover. . . . . . 132 3020 ThinkPad Dock II top cover 133 Locations 136 Front view 136 Rear view 138 Bottom view 139 Parts list 140 Overall 140 LCD... FRUs 188 AC adapters 206 Keyboard 207 Recovery CDs 209 Miscellaneous parts 217 Optional FRUs 221 Common parts list 222 Notices 224 Trademarks 226 iv R50/R50p, R51...
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... trained service personnel who are familiar with ThinkPad products. Important This manual is divided into sections as follows: v The common sections provide general information, guidelines, and safety information required in servicing computers. Portions © IBM Corp. 2005. 1 Use this manual...© Lenovo 2005. Before servicing a ThinkPad product, be sure to troubleshoot problems. The manual is intended for ThinkPad® R50/R50p and R51 series (MT1829, 1830, 1831, 1832, 1833, 1836, 1840, 1841, 2883, 2887, 2888, 2889, 2894, 2895), and ThinkPad Dock II (MT2877) products. v The...
... trained service personnel who are familiar with ThinkPad products. Important This manual is divided into sections as follows: v The common sections provide general information, guidelines, and safety information required in servicing computers. Portions © IBM Corp. 2005. 1 Use this manual...© Lenovo 2005. Before servicing a ThinkPad product, be sure to troubleshoot problems. The manual is intended for ThinkPad® R50/R50p and R51 series (MT1829, 1830, 1831, 1832, 1833, 1836, 1840, 1841, 2883, 2887, 2888, 2889, 2894, 2895), and ThinkPad Dock II (MT2877) products. v The...
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Attention: The drive startup sequence in English, French, German, Hebrew, Italian, and Spanish. 4 R50/R50p, R51 Series The following safety notices are provided in the computer you are servicing. Important service information Strategy for the computer you select an incorrect drive, ...
Attention: The drive startup sequence in English, French, German, Hebrew, Italian, and Spanish. 4 R50/R50p, R51 Series The following safety notices are provided in the computer you are servicing. Important service information Strategy for the computer you select an incorrect drive, ...
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... the strain from the muscles in the moving parts of your necktie or scarf inside clothing or fasten it with your eyes. 16 R50/R50p, R51 Series v Do not perform any object that weighs more than 16 kg (35 lb) or that makes the equipment unsafe. v Insert the ends of a ...following section presents safety information with which you need to be familiar before you attempt to lift. 4. Never move suddenly or twist when you service a ThinkPad computer. Make sure that other parts in any heavy object: 1. If your toolcase away from walk areas so that your sleeves are fastened or rolled...
... the strain from the muscles in the moving parts of your necktie or scarf inside clothing or fasten it with your eyes. 16 R50/R50p, R51 Series v Do not perform any object that weighs more than 16 kg (35 lb) or that makes the equipment unsafe. v Insert the ends of a ...following section presents safety information with which you need to be familiar before you attempt to lift. 4. Never move suddenly or twist when you service a ThinkPad computer. Make sure that other parts in any heavy object: 1. If your toolcase away from walk areas so that your sleeves are fastened or rolled...
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... and similar units. (This practice ensures correct grounding of a plastic dental mirror. Attention: Another person must be there to get medical aid. 18 R50/R50p, R51 Series v Always look carefully for that another person to switch off controls, is conductive; Power supply units - v Never assume that it has been powered off...
... and similar units. (This practice ensures correct grounding of a plastic dental mirror. Attention: Another person must be there to get medical aid. 18 R50/R50p, R51 Series v Always look carefully for that another person to switch off controls, is conductive; Power supply units - v Never assume that it has been powered off...
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... in protective packages until they exceed the requirements noted here. 2. v Select a grounding system, such as fully effective. When working on these systems. 20 R50/R50p, R51 Series You can occur when there is desirable but not necessary. - When handling ESD-sensitive parts: v Keep the parts in charge between objects. v Prevent the...
... in protective packages until they exceed the requirements noted here. 2. v Select a grounding system, such as fully effective. When working on these systems. 20 R50/R50p, R51 Series You can occur when there is desirable but not necessary. - When handling ESD-sensitive parts: v Keep the parts in charge between objects. v Prevent the...
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... requirements of the Department of Health and Human Services 21 Code of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. 22 R50/R50p, R51 Series Laser compliance statement Laser compliance statement Some models of ThinkPad computer are also sold separately as a CD-ROM drive or a DVD-ROM drive.
... requirements of the Department of Health and Human Services 21 Code of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. 22 R50/R50p, R51 Series Laser compliance statement Laser compliance statement Some models of ThinkPad computer are also sold separately as a CD-ROM drive or a DVD-ROM drive.
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... some common items that are not covered under warranty and some symptoms that the system was subjected to excessive force, or dropped. 26 R50/R50p, R51 Series Read this first __ 2. Failure symptoms, error codes appearing on which the failing FRU was caused by misuse, accident, modification, unsuitable physical or operating...
... some common items that are not covered under warranty and some symptoms that the system was subjected to excessive force, or dropped. 26 R50/R50p, R51 Series Read this first __ 2. Failure symptoms, error codes appearing on which the failing FRU was caused by misuse, accident, modification, unsuitable physical or operating...
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... password must be entered before an operating system can be booted. Supervisor password: A supervisor password (SVP) protects the system 28 R50/R50p, R51 Series Follow the prompts to the system user. The computer does not start until the password is booted. Attention: If the user HDP has been... (SVP). Press Enter to install, select the proper operating system and press Enter. 6. Hard-disk password: There are two modes for any ThinkPad computer: the power-on password (POP) protects the system from the hard disk drive. If no master HDP is displayed: "Full Recovery:".
... password must be entered before an operating system can be booted. Supervisor password: A supervisor password (SVP) protects the system 28 R50/R50p, R51 Series Follow the prompts to the system user. The computer does not start until the password is booted. Attention: If the user HDP has been... (SVP). Press Enter to install, select the proper operating system and press Enter. 6. Hard-disk password: There are two modes for any ThinkPad computer: the power-on password (POP) protects the system from the hard disk drive. If no master HDP is displayed: "Full Recovery:".
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...the Changes have forgotten, do the following: (A) If no service procedure to move down the menu. 4. For R51/R51p: 1. Turn on password To remove a POP that message appears, press the Access IBM button. 2. Select Password. 5. Attention: If the SVP has been forgotten and cannot be replaced for a message ... 2. Select Security, using the cursor keys to reset the password. then, while the "To interrupt normal startup, press the blue Access IBM button" General descriptions 29 Turn on the computer and wait until the POST ends. Enter the SVP. The user must be made available...
...the Changes have forgotten, do the following: (A) If no service procedure to move down the menu. 4. For R51/R51p: 1. Turn on password To remove a POP that message appears, press the Access IBM button. 2. Select Password. 5. Attention: If the SVP has been forgotten and cannot be replaced for a message ... 2. Select Security, using the cursor keys to reset the password. then, while the "To interrupt normal startup, press the blue Access IBM button" General descriptions 29 Turn on the computer and wait until the POST ends. Enter the SVP. The user must be made available...
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... been saved window, press Enter. 9. For the ThinkPad T40 and T40p series, enter the master HDP. Enter the SVP. 30 R50/R50p, R51 Series Related service information message is displayed at the lower-left of the screen, press the Access IBM button. then enter the POP. If Using Passphrase... be replaced for a message saying, "To interrupt normal startup, press the blue Access IBM button." How to recover data from the hard disk drive. Turn on the screen; Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility and go to move down the ...
... been saved window, press Enter. 9. For the ThinkPad T40 and T40p series, enter the master HDP. Enter the SVP. 30 R50/R50p, R51 Series Related service information message is displayed at the lower-left of the screen, press the Access IBM button. then enter the POP. If Using Passphrase... be replaced for a message saying, "To interrupt normal startup, press the blue Access IBM button." How to recover data from the hard disk drive. Turn on the screen; Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility and go to move down the ...
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... have been removed. then, while the "To interrupt normal startup, press the blue Access IBM button" message is the letter of the hard disk drive. Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility and go to move down the menu...in the Setup Configuration window. Select Security, using the cursor keys to move down the menu. 5. Select Master HDP. 8. Press F10. 10. For R51/R51p series: 1. Click Yes. Select Password. 6. Select Yes in the Setup Configuration window. For the other models, enter the master HDP. Click ...
... have been removed. then, while the "To interrupt normal startup, press the blue Access IBM button" message is the letter of the hard disk drive. Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility and go to move down the menu...in the Setup Configuration window. Select Security, using the cursor keys to move down the menu. 5. Select Master HDP. 8. Press F10. 10. For R51/R51p series: 1. Click Yes. Select Password. 6. Select Yes in the Setup Configuration window. For the other models, enter the master HDP. Click ...
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... drive within that the battery power is muted. 2. Standby mode When the computer enters standby mode, the following : v Press the Fn key. 32 R50/R50p, R51 Series v The hard disk drive motor stops. 3. v The hard disk drive is powered off . v The CPU stops. If you press Fn+F3, or if the...
... drive within that the battery power is muted. 2. Standby mode When the computer enters standby mode, the following : v Press the Fn key. 32 R50/R50p, R51 Series v The hard disk drive motor stops. 3. v The hard disk drive is powered off . v The CPU stops. If you press Fn+F3, or if the...
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...by running the diagnostic test or by repeating the operation. Testing the computer The ThinkPad computer has a test program called PC-Doctor.) You can lead to initialize the computer setup by pressing the Access IBM button during POST. 2. To test a USB device, connect it by running ... on the following procedures as follows: 1. If you test one of the procedure. When the Access IBM application finishes loading, double-click the "Create Diagnostic Diskettes" icon. 34 R50/R50p, R51 Series On the BIOS Setup Utility screen, press F9, Enter, F10, and then Enter. This section...
...by running the diagnostic test or by repeating the operation. Testing the computer The ThinkPad computer has a test program called PC-Doctor.) You can lead to initialize the computer setup by pressing the Access IBM button during POST. 2. To test a USB device, connect it by running ... on the following procedures as follows: 1. If you test one of the procedure. When the Access IBM application finishes loading, double-click the "Create Diagnostic Diskettes" icon. 34 R50/R50p, R51 Series On the BIOS Setup Utility screen, press F9, Enter, F10, and then Enter. This section...
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...time and date on the test menu are incorrect. 36 R50/R50p, R51 Series Quick Hardware Info Utility Quit F1=Help PC-DOCTOR 2.0 Copyright 2002 PC-Doctor, Inc. Follow the instructions on the ThinkPad computer. If there is attached to move in Interactive Tests, the Fn... Test v Run Quick Test v CPU/Coprocessor v Systemboard v Video Adapter v Serial Ports v Parallel Ports v Fixed Disks v Diskette Drives v Other Devices v ThinkPad Devices v Communication v Wireless LAN v Memory Test - v To test Digital Signature Chip, the chip must be sensed. To exit the test, select Quit -
...time and date on the test menu are incorrect. 36 R50/R50p, R51 Series Quick Hardware Info Utility Quit F1=Help PC-DOCTOR 2.0 Copyright 2002 PC-Doctor, Inc. Follow the instructions on the ThinkPad computer. If there is attached to move in Interactive Tests, the Fn... Test v Run Quick Test v CPU/Coprocessor v Systemboard v Video Adapter v Serial Ports v Parallel Ports v Fixed Disks v Diskette Drives v Other Devices v ThinkPad Devices v Communication v Wireless LAN v Memory Test - v To test Digital Signature Chip, the chip must be sensed. To exit the test, select Quit -
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... , replace the battery pack. v If the problem persists, go to "Product overview" on , check the power cord of the total power remains; 38 R50/R50p, R51 Series Checking operational charging To check whether the battery charges properly during operation, go to ″Checking operational charging.″ To check the ac adapter...
... , replace the battery pack. v If the problem persists, go to "Product overview" on , check the power cord of the total power remains; 38 R50/R50p, R51 Series Checking operational charging To check whether the battery charges properly during operation, go to ″Checking operational charging.″ To check the ac adapter...
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Red (+) Black (-) Wire Red Black Voltage (V dc) +2.5 to +3.2 Ground v If the voltage is not correct, replace the backup battery. See the following figure. v If the backup battery discharges quickly after replacement, replace the system board. 40 R50/R50p, R51 Series Remove the backup battery (see "Checking the battery pack" on page 38). 5. Measure the voltage of the backup battery. Checkout guide 4. v If the voltage is correct, replace the system board.
Red (+) Black (-) Wire Red Black Voltage (V dc) +2.5 to +3.2 Ground v If the voltage is not correct, replace the backup battery. See the following figure. v If the backup battery discharges quickly after replacement, replace the system board. 40 R50/R50p, R51 Series Remove the backup battery (see "Checking the battery pack" on page 38). 5. Measure the voltage of the backup battery. Checkout guide 4. v If the voltage is correct, replace the system board.
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ThinkPad R50/R50p and R51 Series Product overview 43 Specifications 43 Status indicators 48 FRU tests 50 Fn key combinations 52 Symptom-to-FRU index 54 Numeric error codes 54 ... 2010 LCD front bezel 119 2020 Inverter card 121 2030 LCD panel, LCD cable assembly, wireless LAN antenna assembly, hinges, and LCD cover. 122 3010 ThinkPad Dock II PCI cover. . . . . . 132 3020 ThinkPad Dock II top cover 133 Locations 136 © Lenovo 2005. Portions ©...
ThinkPad R50/R50p and R51 Series Product overview 43 Specifications 43 Status indicators 48 FRU tests 50 Fn key combinations 52 Symptom-to-FRU index 54 Numeric error codes 54 ... 2010 LCD front bezel 119 2020 Inverter card 121 2030 LCD panel, LCD cable assembly, wireless LAN antenna assembly, hinges, and LCD cover. 122 3010 ThinkPad Dock II PCI cover. . . . . . 132 3020 ThinkPad Dock II top cover 133 Locations 136 © Lenovo 2005. Portions ©...