Hardware Maintenance Manual
Page 32
...-Doctor DOS, detach the external Monitor. 4. Follow the instructions on ThinkPad. otherwise, it . 6. To exit the test, select Quit - Each key should be sensed. The main panel of PC-Doctor appears. 3. Full v Memory Test - v Video Adapter test supports only the LCD display on ... Quick Test v CPU/Coprocessor v Systemboard v Video Adapter v Serial Ports v Parallel Ports v Fixed Disks v Diskette Drives v Other Devices v Communication v Memory Test - If there is scanned only once. Checkout guide If an error code appears, go to "Symptom-to-FRU index" on the screen. 2. Run...
...-Doctor DOS, detach the external Monitor. 4. Follow the instructions on ThinkPad. otherwise, it . 6. To exit the test, select Quit - Each key should be sensed. The main panel of PC-Doctor appears. 3. Full v Memory Test - v Video Adapter test supports only the LCD display on ... Quick Test v CPU/Coprocessor v Systemboard v Video Adapter v Serial Ports v Parallel Ports v Fixed Disks v Diskette Drives v Other Devices v Communication v Memory Test - If there is scanned only once. Checkout guide If an error code appears, go to "Symptom-to-FRU index" on the screen. 2. Run...
Hardware Maintenance Manual
Page 33
..., see the appropriate one of the following : 1. 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...
..., see the appropriate one of the following : 1. 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
Page 39
...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
Page 43
... again. 3. If the test does not detect the error, run Diagnostics --> Memory Test - Interactive Tests --> CD-ROM/DVD Test 1. Turn on the computer and check the air turbulence at the louver near the power switch. 2. Quick. 2. Run Diagnostics --> Other Devices --> IBM Fan. ThinkPad A21e 39 Diagnostics --> Diskette Drives 2. Full. 1. Diagnostics --> Other Devices --> CD-ROM...
... again. 3. If the test does not detect the error, run Diagnostics --> Memory Test - Interactive Tests --> CD-ROM/DVD Test 1. Turn on the computer and check the air turbulence at the louver near the power switch. 2. Quick. 2. Run Diagnostics --> Other Devices --> IBM Fan. ThinkPad A21e 39 Diagnostics --> Diskette Drives 2. Full. 1. Diagnostics --> Other Devices --> CD-ROM...
Hardware Maintenance Manual
Page 48
.... 3. Restore the system configuration to -FRU index FRU or action, in IBM BIOS Setup Utility. 2. Fan error. Unsupported memory configuration. System board. 1. Load Setup Defaults in sequence 1. Enter IBM BIOS Setup Utility and see whether the hard-disk drive and the diskette drive...entered hibernation mode. 2. System board. 1. System board. 1. Maximum memory size is installed correctly. 2. Reseat the hard-disk drive. 4. Shut down the computer and remove the extra memory. 44 ThinkPad A21e Invalid system configuration data. Check that the operating system has no failure...
.... 3. Restore the system configuration to -FRU index FRU or action, in IBM BIOS Setup Utility. 2. Fan error. Unsupported memory configuration. System board. 1. Load Setup Defaults in sequence 1. Enter IBM BIOS Setup Utility and see whether the hard-disk drive and the diskette drive...entered hibernation mode. 2. System board. 1. System board. 1. Maximum memory size is installed correctly. 2. Reseat the hard-disk drive. 4. Shut down the computer and remove the extra memory. 44 ThinkPad A21e Invalid system configuration data. Check that the operating system has no failure...