Hardware Maintenance Manual
Page 38
...the boot record on the hard-disk drive is read, and system status is turned on, the computer returns from the hard-disk drive. 32 ThinkPad A20m/p, A21m/p, A22m/p Closing the lid. - The hibernation file in either of the following actions as the event that causes the system to enter hibernation ... hibernation mode and resumes operation. v If you are using the APM operating system and have defined one of the following occurs: v The system status, RAM, VRAM, and setup data are stored on the timer, and the user does not do not undock it from the docking station before resuming normal...
...the boot record on the hard-disk drive is read, and system status is turned on, the computer returns from the hard-disk drive. 32 ThinkPad A20m/p, A21m/p, A22m/p Closing the lid. - The hibernation file in either of the following actions as the event that causes the system to enter hibernation ... hibernation mode and resumes operation. v If you are using the APM operating system and have defined one of the following occurs: v The system status, RAM, VRAM, and setup data are stored on the timer, and the user does not do not undock it from the docking station before resuming normal...
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
...auxiliary input device. 0220 Monitor type error - System board. 0232 Extended RAM error - Hard-disk drive. 4. System board. (continued) 50 ThinkPad A20m/p, A21m/p, A22m/p DIMM. 2. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 0252 Password checksum ...bad - Reseat the hard-disk drive. 2. Extended RAM failure at offset nnnn. 1. Keyboard error. password...
...auxiliary input device. 0220 Monitor type error - System board. 0232 Extended RAM error - Hard-disk drive. 4. System board. (continued) 50 ThinkPad A20m/p, A21m/p, A22m/p DIMM. 2. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 0252 Password checksum ...bad - Reseat the hard-disk drive. 2. Extended RAM failure at offset nnnn. 1. Keyboard error. password...