What was found
CAPTAIN`S AUDIO SELECTOR PANEL CANNOT CHANGE MICROPHONE SELECTION. REPLACED AUDIO SELECTOR PANEL. OPS OK.
- Difficulty date
- May 21, 2013
- Submitted
- May 24, 2013
- Operation
- Air carrier
- Aircraft
- N772UA
- Make and model
- Boeing 777222
- Aircraft serial
- 26930
- Aircraft time
- 71,089 hours, 12,704 cycles
- Engine
- Pwa PW4077
- System (JASC)
- 2350 · Audio Integrating System
- Part
- Audio Panel
- Part number
- 570111
- Part serial
- 134
- Condition
- Faulted
- Location
- Nr 1
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.