IBM ThinkPad R40 2681, Hardware Maintenance Manual

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If an error code appears, go to “Symptom-to-FRU
index” on page 53.
On the first screen, select the model and press Enter.
Follow the instructions on the screen.
2. The main panel of PC-Doctor appears.
3. Select Diagnostics with the arrow keys, and press
Enter.
A pull-down menu appears. (Its exact form depends on
the model.)
The options on the test menu are as follows:
Diagnostics Interactive Tests
v
Run Normal Test
v
Run 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
ZIP Drive
v
LS-120/240 Drive
v
Wireless LAN
v
Memory Test – Full
v
Memory Test – Quick
v
Keyboard
v
Video
v
Internal Speaker
v
Mouse
v
Joystick Test
v
Diskette
v
System Load
v
CD-ROM/DVD Test
v
Actiontec Wireless Radio
v
802.11b Wireless Radio Test
Notes:
v
In the Keyboard test in Interactive Tests , the Fn key is
scanned only once. Each key should be held down for at least
2 seconds; otherwise, it cannot be sensed.
v
Video Adapter test supports only the LCD display on
theThinkPad computer. Before running PC-Doctor DOS, detach
the external monitor.
v
To test ZIP Drive or LS-120/240 Drive , each media is needed
to be inserted before start testing.
v
To test Digital Signature Chip , the chip must be enabled.
v
When Legacy Floppy Drives is enabled in the IBM BIOS Setup
Utility, Diskette Drives test is activated even if no legacy
diskette drive is attached to the ThinkPad computer.
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General descriptions
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