Hardware Maintenance Manual
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... key should be sensed. Follow the instructions on page 41. Full v Memory Test - Before running PC-Doctor DOS, detach the external Monitor. 4. Select Diagnostics with the arrow keys, and press Enter. To exit the test, select Quit - Exit Diag. 28 ThinkPad A21e The main panel of PC-Doctor appears. 3. Run the applicable function...
... key should be sensed. Follow the instructions on page 41. Full v Memory Test - Before running PC-Doctor DOS, detach the external Monitor. 4. Select Diagnostics with the arrow keys, and press Enter. To exit the test, select Quit - Exit Diag. 28 ThinkPad A21e The main panel of PC-Doctor appears. 3. Run the applicable function...
Hardware Maintenance Manual
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... pack. 7. If you power on the computer. 5. Detecting system information with PC-Doctor PC-Doctor can detect the following system information: Hardware Info v System Configuration v Memory Contents v Physical Disk Drives v Logical Disk Drives v VGA Information v IDE Drive Info v PCI Information v PNPISA Info v SMBIOS Info v VESA LCD Info Utility v Run External Tests...
... pack. 7. If you power on the computer. 5. Detecting system information with PC-Doctor PC-Doctor can detect the following system information: Hardware Info v System Configuration v Memory Contents v Physical Disk Drives v Logical Disk Drives v VGA Information v IDE Drive Info v PCI Information v PNPISA Info v SMBIOS Info v VESA LCD Info Utility v Run External Tests...
Hardware Maintenance Manual
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...The following table lists the specifications of the ThinkPad A21e series: Feature Processor Bus architecture Memory (standard) Memory (optional) CMOS RAM Display Diskette drive Hard-disk drive I/O port Internal modem Audio PC Card AC adapter Bay device Description Intel® Celeron® processor 600 MHz, L2 128-KB cache PCI Bus 64... MB (SO DIMM x 1) 64 MB or 128 MB DIMM card (maximum of 256 MB) 114 bytes v 12.1-inch, 16M colors, SVGA (800×600 resolution) TFT color LCD v 14.1-inch...
...The following table lists the specifications of the ThinkPad A21e series: Feature Processor Bus architecture Memory (standard) Memory (optional) CMOS RAM Display Diskette drive Hard-disk drive I/O port Internal modem Audio PC Card AC adapter Bay device Description Intel® Celeron® processor 600 MHz, L2 128-KB cache PCI Bus 64... MB (SO DIMM x 1) 64 MB or 128 MB DIMM card (maximum of 256 MB) 114 bytes v 12.1-inch, 16M colors, SVGA (800×600 resolution) TFT color LCD v 14.1-inch...
Hardware Maintenance Manual
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... Drives 2. Full. 1. ThinkPad A21e 39 FRU Diskette drive CD-ROM or DVD drive Memory Fan Product overview Applicable test 1. Diagnostics --> Other Devices --> CD-ROM/DVD 2. Interactive Tests --> CD-ROM/DVD Test 1. If the test does not detect the error, run Diagnostics --> Memory Test - Quick. 2. Turn... on the computer and check the air turbulence at the louver near the power switch. 2. If two DIMMs are installed, remove one , and run the test again. 3. Run Diagnostics --> Other Devices --> IBM Fan. If the problem...
... Drives 2. Full. 1. ThinkPad A21e 39 FRU Diskette drive CD-ROM or DVD drive Memory Fan Product overview Applicable test 1. Diagnostics --> Other Devices --> CD-ROM/DVD 2. Interactive Tests --> CD-ROM/DVD Test 1. If the test does not detect the error, run Diagnostics --> Memory Test - Quick. 2. Turn... on the computer and check the air turbulence at the louver near the power switch. 2. If two DIMMs are installed, remove one , and run the test again. 3. Run Diagnostics --> Other Devices --> IBM Fan. If the problem...
Hardware Maintenance Manual
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...Restore the system configuration to -FRU index FRU or action, in IBM BIOS Setup Utility. 2. Shut down the computer and remove the extra memory. 44 ThinkPad A21e Unsupported memory configuration. System board. 1. Enter IBM BIOS Setup Utility and see whether the hard-disk drive and the... diskette drive are properly identified. 3. Maximum memory size is installed correctly. 2. Error messages ...
...Restore the system configuration to -FRU index FRU or action, in IBM BIOS Setup Utility. 2. Shut down the computer and remove the extra memory. 44 ThinkPad A21e Unsupported memory configuration. System board. 1. Enter IBM BIOS Setup Utility and see whether the hard-disk drive and the... diskette drive are properly identified. 3. Maximum memory size is installed correctly. 2. Error messages ...