What was found
NR 2 AUDIO SELECTOR PANEL HAS BLEED THREW. LOUD 400 HZ TONE IN FIRST OFFICER`S HEADSET ANYTIME AISLE STAND BACKLIGHTING IN ON AT ANY LEVEL. REPLACED F/O AUDIO CONTROL PANEL IAW AMM, OPS CHECKED GOOD.
- Difficulty date
- March 7, 2013
- Submitted
- March 13, 2013
- Operation
- Air carrier
- Aircraft
- N595UA
- Make and model
- Boeing 757222
- Aircraft serial
- 28748
- Aircraft time
- 58,355 hours, 16,317 cycles
- Engine
- Pwa PW2037
- System (JASC)
- 2350 · Audio Integrating System
- Part
- Control Panel
- Part number
- 503111
- Part serial
- 7
- Condition
- Malfunctioned
- Location
- Audio Control
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.