IBM ThinkPad X40 Hardware Maintenance Manual page 67

Symptom-to-FRU index
Symptom or error
02F0
CPU ID.—CPU socket number
for Multi-Processor error
02F4
EISA CMOS not
writable—ServerBIOS2 test
error: Cannot write to EISA
CMOS.
02F5
DMA test failed—ServerBIOS2
test error: Cannot write to
extended DMA (Direct Memory
Access) registers.
02F6
Software NMI
failed—ServerBIOS2 test error:
Cannot generate software NMI
(Non-Maskable Interrupt).
02F7
Fail-safe timer NMI
failed—ServerBIOS2 test error:
Fail-Safe Timer takes too long
1801
Unsupported docking station is
attached—Attached docking
station is not supported by the
product
1802
Unauthorized network card is
plugged in—Power off and
remove the miniPCI network
card.
1803
Unauthorized daughter card is
plugged in—Power off and
remove the daughter card.
(continued)
62
ThinkPad X40 (2369, 2370, 2371, 2372, 2382, 2386)
FRU or action, in sequence
1. Load Setup Defaults in
IBM BIOS Setup Utility.
2. Replace the backup battery.
3. System board.
1. DIMM.
2. System board.
1. DIMM.
2. System board.
1. DIMM.
2. System board.
Shut down the computer and
remove it from the docking
station.
1. Remove Mini PCI network
card.
2. System board.
1. Remove the daughter
card that you installed.
2. System board.