Page 129 - MATRIX MANUAL

x QRH 11-4 NON-QRH
ETOPS Significant System
Messages: L IRS FAULT R IRS FAULT C IRS FAULT
Condition: An IRS fault occurs.
After QRH procedures complete. Contact SOC to update condition and review. IRS that has Faulted should be considered unusable. May continue with concurrence.
IRS that has Faulted should be considered unusable. May continue with concurrence.
MX procedures that could follow.