Hardware Maintenance Manual
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IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual September 2003 This manual supports: ThinkPad A30, A30p, A31, A31p (MT 2652/2653/2654) ThinkPad Dock (MT 2631)
IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual September 2003 This manual supports: ThinkPad A30, A30p, A31, A31p (MT 2652/2653/2654) ThinkPad Dock (MT 2631)
Hardware Maintenance Manual
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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:...32 Checkout guide 36 Testing the computer 36 Detecting system information with PC-Doctor. . . 38 Power system checkout 39 ThinkPad A30, A30p, A31, A31p 43 Product overview 45 Specifications 45 Status indicators 48 FRU Tests 50 Fn key combinations 51 Symptom-to-FRU index... 1010 Battery pack 64 1020 Mini PCI adapter 65 1030 Communication daughter card (CDC) . . . 68 © Copyright IBM Corp. 2003 iii
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:...32 Checkout guide 36 Testing the computer 36 Detecting system information with PC-Doctor. . . 38 Power system checkout 39 ThinkPad A30, A30p, A31, A31p 43 Product overview 45 Specifications 45 Status indicators 48 FRU Tests 50 Fn key combinations 51 Symptom-to-FRU index... 1010 Battery pack 64 1020 Mini PCI adapter 65 1030 Communication daughter card (CDC) . . . 68 © Copyright IBM Corp. 2003 iii
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. Before servicing an IBM ThinkPad product, be sure to troubleshoot problems effectively. About this manual along with the advanced diagnostic tests to troubleshoot problems. The manual is intended for IBM ThinkPad A30, A30p, A31, A31p (MT2652, 2653, 2654), and...
... into sections as follows: v The common sections provide general information, guidelines, and safety information required in servicing computers. Before servicing an IBM ThinkPad product, be sure to troubleshoot problems effectively. About this manual along with the advanced diagnostic tests to troubleshoot problems. The manual is intended for IBM ThinkPad A30, A30p, A31, A31p (MT2652, 2653, 2654), and...
Hardware Maintenance Manual
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... FRU before you are installed before replacing any of them does not correct the problem, reinstall that those settings remain in effect. © Copyright IBM Corp. 2003 3 Replace only the FRU that all diskette fixes are servicing may have both a processor board and a system board. The BIOS ... or the system board, and replacing one of the FRUs may alter the settings. Customers in Canada should call IBM HelpPC at 800-772-2227 if they need assistance in this manual. Before replacing the adapter or device, remove the FRUs, one by one . If you are customer-installable. ...
... FRU before you are installed before replacing any of them does not correct the problem, reinstall that those settings remain in effect. © Copyright IBM Corp. 2003 3 Replace only the FRU that all diskette fixes are servicing may have both a processor board and a system board. The BIOS ... or the system board, and replacing one of the FRUs may alter the settings. Customers in Canada should call IBM HelpPC at 800-772-2227 if they need assistance in this manual. Before replacing the adapter or device, remove the FRUs, one by one . If you are customer-installable. ...
Hardware Maintenance Manual
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Important service information Strategy for the computer you are provided in English, French, German, Hebrew, Italian, and Spanish. 4 MT 2652/2653/2654 How to use error messages Use the error codes displayed on the screen to run a low-level format before replacing a hard-disk... error code is displayed, see if the error symptom is listed in the Symptom-to the appropriate multilingual, translated safety notice found in this manual, safety notices appear in the computer you select an incorrect drive, data or programs can be overwritten. Diskette compatibility matrix The compatibility of each...
Important service information Strategy for the computer you are provided in English, French, German, Hebrew, Italian, and Spanish. 4 MT 2652/2653/2654 How to use error messages Use the error codes displayed on the screen to run a low-level format before replacing a hard-disk... error code is displayed, see if the error symptom is listed in the Symptom-to the appropriate multilingual, translated safety notice found in this manual, safety notices appear in the computer you select an incorrect drive, data or programs can be overwritten. Diskette compatibility matrix The compatibility of each...
Hardware Maintenance Manual
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... descriptions of symptoms. If the symptom is not correct. Note For an IBM device not supported by pressing F10. 2. Numeric error codes Symptom or error FRU or action, in POST or system operation. ThinkPad A30, A30p, A31, A31p 53 A numeric error is failed. System board. 0187 EAIA data...and errors and their possible causes. The most likely cause is not correct. Run IBM BIOS Setup Utility, and then save current setting by diagnostic codes in the ThinkPad notebook computers, see the manual for each error detected in sequence 0175 Bad CRC1, stop POST task-The EEPROM checksum...
... descriptions of symptoms. If the symptom is not correct. Note For an IBM device not supported by pressing F10. 2. Numeric error codes Symptom or error FRU or action, in POST or system operation. ThinkPad A30, A30p, A31, A31p 53 A numeric error is failed. System board. 0187 EAIA data...and errors and their possible causes. The most likely cause is not correct. Run IBM BIOS Setup Utility, and then save current setting by diagnostic codes in the ThinkPad notebook computers, see the manual for each error detected in sequence 0175 Bad CRC1, stop POST task-The EEPROM checksum...