What was found
TRANSPONDER CONSTANTLY REPORTS CODE "7777" WITH IDENT MODE NO MATTER WHAT IS DIALED ON CONTROL HEAD. REPLACED WITH SERVICEABLE UNIT.
- Difficulty date
- January 26, 1998
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N1202T
- Make and model
- Bell 412
- Aircraft serial
- 33112
- System (JASC)
- 3452 · ATC Transponder System
- Part
- Transponder
- Part number
- 6221270001
- Condition
- Failed
- Location
- Cockpit
- Component
- TDR90
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.