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QRH 11-2 NON-QRH
ETOPS Significant System
Messages: L FMC FAIL R FMC FAIL Condition: An FMC is failed.
After QRH procedures complete. Contact SOC to update condition and review. A single FMC failure results in Both pilots on one FMC. Do not enter ETOPS--Past EEP may continue with cocurrence.
Both FMCs fail places aircraft in CDU navigation. LNAV and VNAV are not available. Lost of both LRN's requires a diversion. Diversion required.
A single FMC failure results in Both pilots on one FMC. Do not enter ETOPS-- Past EEP may continue with concurrence.
Both FMCs fail places aircraft in CDU navigation. LNAV and VNAV are not available. Lost of both LRN's requires a diversion. Plan diversion.
MX procedures that could follow.