SYMPTOM-TO-FRU ERROR MESSAGES
Symptom or error
FRU or action, in
sequence
301, 303, 304, 305, 3XX
301: Keyboard error.
1. Go to “Testing the
computer” on
page 8.
2. Keyboard.
3. External numeric
keypad.
4. External keyboard.
5. Keyboard and mouse
cable.
6. System board.
601, 6XX
601: Diskette drive or
controller error.
1. Go to “Testing the
computer” on
page 8.
2. Diskette drive
assembly.
3. Diskette.
4. System board.
602
Diskette read error.
1. Go to “Testing the
computer” on
page 8.
2. Diskette.
3. Diskette drive
assembly.
604
Unacceptable ID was read
from the diskette drive.
1. Go to “Testing the
computer” on
page 8.
2. Diskette drive
assembly.
3. System board.
2402
1. TV Out Card
24XX
2401: System board video
error.
1. Go to “Testing the
computer” on
page 8.
2. System board.
808X
8081: PC Card
presence test failure.
PC Card revision
number also checked.
8082: PC Card register
test failure.
1. Go to “Testing the
computer” on
page 8.
2. PC Card slot
assembly.
3. PCMCIA device.
4. System board.
860X
Pointing device error when
TrackPoint is disabled.
8601: System bus
error–8042 mouse
interface.
8602: External mouse
error.
8603: System bus
error or mouse error.
1. Go to “Testing the
computer” on
page 8.
2. External mouse.
3. External keyboard.
4. System board.
22
ThinkPad 600X Hardware Maintenence Manual