- Aircraft configuration prior to reset:
No specific.
Circuit breakers to reset:
Steps to clear warning:Open circuit breaker for 2 seconds, then close. If
no help reset breaker for DEU”B”-M7.
Reset duration:10 seconds.
Results of power up test or reset:Pass: Flight interphone works.
Fail: Still inop.
Notes:DEU-A controls lights, call signs and speakers.
DEU-B controls interphone, P/A, call, and EVAC.
Sign off:AMM23-73-00-740-005.
Applicable deferrals:MEL23-43-02=Crewmember Interphone System.
320 Resets