IBM ThinkPad Dock II Hardware Maintenance Manual page 61

Symptom or error
02F4
EISA CMOS not writable.
02F5
DMA test failed.
02F6
Software NMI failed
02F7
Fail-safe timer NMI failed
1802
Unauthorized network card is
plugged in—Turn off and
remove the miniPCI network
card.
1803
Unauthorized daughter card is
plugged in—Turn off and
remove the daughter card.
ThinkPad R50/R50p and R51 Series
Symptom-to-FRU index
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.
1. Remove Mini PCI network
card.
2. System board.
1. Remove the daughter
card that you installed.
2. System board.
57