Hardware Maintenance Manual
Page 38
...the computer to go into hibernation mode automatically in the boot record on , the computer returns from the hard-disk drive. 32 ThinkPad A20m/p, A21m/p, A22m/p Closing the lid. - v If the timer conditions are using the ACPI operating system and have to Hibernate when ...battery becomes low, and the battery charge becomes critically low. Pressing Fn + F4 keys. The hibernation file in either of the following occurs: v The system status, RAM...
...the computer to go into hibernation mode automatically in the boot record on , the computer returns from the hard-disk drive. 32 ThinkPad A20m/p, A21m/p, A22m/p Closing the lid. - v If the timer conditions are using the ACPI operating system and have to Hibernate when ...battery becomes low, and the battery charge becomes critically low. Pressing Fn + F4 keys. The hibernation file in either of the following occurs: v The system status, RAM...
Hardware Maintenance Manual
Page 48
...) Memory (optional) CMOS RAM Display Product overview Description A21p v Mobile Intel® Pentium® III processor at 850 MHz featuring Intel® SpeedStep™ technology A22m v Mobile Intel® Pentium® III processor at 800 MHz featuring Intel® SpeedStep™...® SpeedStep™ technology PCI Bus A20m/p v 64 MB (on the system board) v 128 MB (on the system board) A21m/p v 64 MB (on the system board) v 128 MB (on the system board) v 64 MB (64 MB SO-DIMM ×..., 16M colors, UXGA (1600×1200 resolution) TFT color LCD (continued) 42 ThinkPad A20m/p, A21m/p, A22m/p
...) Memory (optional) CMOS RAM Display Product overview Description A21p v Mobile Intel® Pentium® III processor at 850 MHz featuring Intel® SpeedStep™ technology A22m v Mobile Intel® Pentium® III processor at 800 MHz featuring Intel® SpeedStep™...® SpeedStep™ technology PCI Bus A20m/p v 64 MB (on the system board) v 128 MB (on the system board) A21m/p v 64 MB (on the system board) v 128 MB (on the system board) v 64 MB (64 MB SO-DIMM ×..., 16M colors, UXGA (1600×1200 resolution) TFT color LCD (continued) 42 ThinkPad A20m/p, A21m/p, A22m/p
Hardware Maintenance Manual
Page 56
...Hard-disk drive. 4. DIMM. 2. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 0251 System CMOS checksum bad-Default configuration used. System board. (continued) 50 ThinkPad A20m/p, A21m/p, A22m/p password. 0194 Enter the supervisor The computer has been carried... battery pack. 2. Battery pack. 0193 Enter the supervisor RF antenna has been removed. The shadow RAM failure at offset nnnn. 1. System board. 0232 Extended RAM error - Replace the backup battery and run IBM BIOS Setup Utility to -FRU index Symptom or error FRU or action, in...
...Hard-disk drive. 4. DIMM. 2. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 0251 System CMOS checksum bad-Default configuration used. System board. (continued) 50 ThinkPad A20m/p, A21m/p, A22m/p password. 0194 Enter the supervisor The computer has been carried... battery pack. 2. Battery pack. 0193 Enter the supervisor RF antenna has been removed. The shadow RAM failure at offset nnnn. 1. System board. 0232 Extended RAM error - Replace the backup battery and run IBM BIOS Setup Utility to -FRU index Symptom or error FRU or action, in...