Symptom / Error FRU / Action in Sequence
2XX
201: Memorydata
error.
202: Memory line error
00–15.
203: Memory line error
16–23.
205: Memorytest
failure on on-board
memory.
221: ROM to RAM
remap error.
1. Go to “Memory
Checkout” on
page 128.
2. DIMMcard
3. Systemboard
301, 303, 304, 305, 3XX
(301: Keyboard error.) 1. Go to “Keyboard or
Auxiliary Input
Device Checkout” on
page 129.
2. Keyboard
3. Externalnumeric
keypad
4. Externalkeyboard
5. Keyboard/mousecable
6. Systemboard
601, 6XX
(601: Diskette drive or
controller error.)
1. Go to “Diskette Drive
Checkout” on
page 130.
2. Diskettedrive
assembly
3. Diskette
4. Systemboard
602
(Diskette read error.) 1. Go to “Diskette Drive
Checkout” on
page 130.
2. Diskette
3. Diskettedrive
assembly
604
(Unacceptable ID was read
from the diskette drive.)
1. Go to “Diskette Drive
Checkout” on
page 130.
2. Diskettedrive
assembly
3. Systemboard
11XX
1101: Serial_A test failure. 1. Serial device
2. Communicationcable
3. Systemboard
12XX
1201: Serial_B test failure. 1.System board
(infrared)
17XX
1701: Harddisk
controller failure.
1780,1790: Hard disk
0 error.
1781,1791: Hard disk
1 error.
1. Hard disk drive
2. Systemboard
140 IBM Mobile Systems HMM