Hardware Maintenance Manual
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...: 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. Use this manual along with the advanced diagnostic tests to troubleshoot problems. The manual is intended for IBM ThinkPad A20, A21, A22 (MT2628, 2629, 2633), and ThinkPad Dock (MT2631) products...
...: 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. Use this manual along with the advanced diagnostic tests to troubleshoot problems. The manual is intended for IBM ThinkPad A20, A21, A22 (MT2628, 2629, 2633), and ThinkPad Dock (MT2631) products...
Hardware Maintenance Manual
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Contents About this manual iii Introduction 1 Important service information 1 Strategy for replacing FRUs 1 How to use error messages 2 Diskette compatibility matrix 2 Safety notices: multilingual translations ... requirements 18 Laser compliance statement 18 General descriptions 23 Read this first 23 What to do first 23 Related service information 25 Service web site 25 Product recovery program 25 Passwords 27 Power management 30 Checkout guide 33 Testing the computer 33 ...a FRU 59 1010 Battery pack 60 1020 DIMM 61 1030 Mini PCI adapter 63 © Copyright IBM Corp. 2001 v
Contents About this manual iii Introduction 1 Important service information 1 Strategy for replacing FRUs 1 How to use error messages 2 Diskette compatibility matrix 2 Safety notices: multilingual translations ... requirements 18 Laser compliance statement 18 General descriptions 23 Read this first 23 What to do first 23 Related service information 25 Service web site 25 Product recovery program 25 Passwords 27 Power management 30 Checkout guide 33 Testing the computer 33 ...a FRU 59 1010 Battery pack 60 1020 DIMM 61 1030 Mini PCI adapter 63 © Copyright IBM Corp. 2001 v
Hardware Maintenance Manual
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...board, and then replace the other one of the error. then, when service has been completed, verify 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 ... settings. Use the following strategy to prevent unnecessary FRU replacement and service expense: v If you continue. Replace only the FRU that those settings remain in obtaining or installing any FRUs listed in this manual. Strategy for assistance or download information. If you are customer-installable...
...board, and then replace the other one of the error. then, when service has been completed, verify 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 ... settings. Use the following strategy to prevent unnecessary FRU replacement and service expense: v If you continue. Replace only the FRU that those settings remain in obtaining or installing any FRUs listed in this manual. Strategy for assistance or download information. If you are customer-installable...
Hardware Maintenance Manual
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...the original part back in sequence System board. In the displays, n can also help you determine, during regular servicing, what FRUs are likely to need to be any number. The EEPROM checksum is not described there, go ... The most likely cause is displayed for that device. Do not replace a nondefective FRU. Note For an IBM device not supported by diagnostic codes in boldface type. The access to EEPROM has failed. 0188 Invalid RFID serialization...error is listed first, in the ThinkPad notebook computers, see the manual for each error detected in POST or system operation.
...the original part back in sequence System board. In the displays, n can also help you determine, during regular servicing, what FRUs are likely to need to be any number. The EEPROM checksum is not described there, go ... The most likely cause is displayed for that device. Do not replace a nondefective FRU. Note For an IBM device not supported by diagnostic codes in boldface type. The access to EEPROM has failed. 0188 Invalid RFID serialization...error is listed first, in the ThinkPad notebook computers, see the manual for each error detected in POST or system operation.