IBM THINKPAD X40 - Beep symptoms; No-beep symptoms

Symptom or error FRU or action, in sequence
02F0
CPU
ID.—CPU socket number
for Multi-Processor error
02F4
EISA
CMOS not
writable—ServerBIOS2 test
error: Cannot write to EISA
CMOS.
1. Load Setup Defaults in
IBM BIOS Setup Utility.
2. Replace the backup battery.
3. System board.
02F5
DMA
test failed—ServerBIOS2
test error: Cannot write to
extended DMA (Direct Memory
Access) registers.
1. DIMM.
2. System board.
02F6
Software
NMI
failed—ServerBIOS2 test error:
Cannot generate software NMI
(Non-Maskable Interrupt).
1. DIMM.
2. System board.
02F7
Fail-safe
timer NMI
failed—ServerBIOS2 test error:
Fail-Safe Timer takes too long
1. DIMM.
2. System board.
1801
Unsupported
docking station is
attached—Attached docking
station is not supported by the
product
Shut down the computer and
remove it from the docking
station.
1802
Unauthorized
network card is
plugged in—Power off and
remove the miniPCI network
card.
1. Remove Mini PCI network
card.
2. System board.
1803
Unauthorized
daughter card is
plugged in—Power off and
remove the daughter card.
1. Remove the daughter
card that you installed.
2. System board.
(continued)
Symptom-to-FRU index
64 MT 2369/2370/2371/2372/2382/2386