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