Hardware Maintenance Manual
Page 1
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
Page 3
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
Page 5
... with the advanced diagnostic tests to troubleshoot problems. The manual is intended for IBM ThinkPad A30, A30p, A31, A31p (MT2652, 2653, 2654), and ThinkPad Dock (MT2631) products. Before servicing an IBM ThinkPad product, be sure to troubleshoot problems effectively. About this manual along with ThinkPad products. Important This manual is divided into sections as follows: v The common sections provide general...
... with the advanced diagnostic tests to troubleshoot problems. The manual is intended for IBM ThinkPad A30, A30p, A31, A31p (MT2652, 2653, 2654), and ThinkPad Dock (MT2631) products. Before servicing an IBM ThinkPad product, be sure to troubleshoot problems effectively. About this manual along with ThinkPad products. Important This manual is divided into sections as follows: v The common sections provide general...
Hardware Maintenance Manual
Page 7
...problem, reinstall the original FRU before replacing any FRUs listed in this manual. Replace only the FRU that changed the symptoms. Attention: The setup configuration on the IBM support site http://www.ibm.com/pc/support Advise customers to replace either the processor board or the... HelpCenter at 800-565-3344 for replacing FRUs Before replacing parts Make sure that those settings remain in effect. © Copyright IBM Corp. 2003 3 Note the current configuration settings (using the View Configuration option); Introduction Important service information Important BIOS and device ...
...problem, reinstall the original FRU before replacing any FRUs listed in this manual. Replace only the FRU that changed the symptoms. Attention: The setup configuration on the IBM support site http://www.ibm.com/pc/support Advise customers to replace either the processor board or the... HelpCenter at 800-565-3344 for replacing FRUs Before replacing parts Make sure that those settings remain in effect. © Copyright IBM Corp. 2003 3 Note the current configuration settings (using the View Configuration option); Introduction Important service information Important BIOS and device ...
Hardware Maintenance Manual
Page 8
Attention: The drive startup sequence in English, French, German, Hebrew, Italian, and Spanish. 4 MT 2652/2653/2654 If more than one error code is displayed, begin the diagnosis with the diskettes for replacing a hard-disk drive Always try to run a ... of each of the drives with the first error code. If no error code is displayed, see if the error symptom is listed in this manual, safety notices appear in English with a page number reference to the appropriate multilingual, translated safety notice found in the Symptom-to diagnose failures.
Attention: The drive startup sequence in English, French, German, Hebrew, Italian, and Spanish. 4 MT 2652/2653/2654 If more than one error code is displayed, begin the diagnosis with the diskettes for replacing a hard-disk drive Always try to run a ... of each of the drives with the first error code. If no error code is displayed, see if the error symptom is listed in this manual, safety notices appear in English with a page number reference to the appropriate multilingual, translated safety notice found in the Symptom-to diagnose failures.
Hardware Maintenance Manual
Page 57
... EEPROM 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 this section lists symptoms and errors and their possible causes. ThinkPad A30, A30p, A31, A31p 53 This index can be... listed first, in sequence 0175 Bad CRC1, stop POST task-The EEPROM checksum is displayed for that device. System board. Note For an IBM device not supported by pressing F10. 2. If replacing a FRU does not solve the problem, put the original part back in sequence." A...
... EEPROM 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 this section lists symptoms and errors and their possible causes. ThinkPad A30, A30p, A31, A31p 53 This index can be... listed first, in sequence 0175 Bad CRC1, stop POST task-The EEPROM checksum is displayed for that device. System board. Note For an IBM device not supported by pressing F10. 2. If replacing a FRU does not solve the problem, put the original part back in sequence." A...