Lenovo ThinkPad L412 Hardware Maintenance Manual page 72

64
ThinkPad SL410, L410, L412, SL510, L510, and L512 Hardware Maintenance Manual
Table 2. Numeric error codes (continued)
Symptom or error (beeps, if any)
02F0
CPU ID:xx Failed.
02F5
DMA test failed.
(two short beeps)
02F6
Software NMI failed
(two short beeps)
02F7
Fail-safe timer NMI failed
(two short beeps)
1802
Unauthorized network card is plugged
in—Turn off and remove the miniPCI
network card.
(two short beeps)
FRU or action, in sequence
1. CPU.
2. 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.