What was found
SATCOM LOCKUP QRH RAN, KWSA LOGON STILL REJECTED. GROUNDED - YES. ACCOMPLISHED ACARS SYSTEM TEST REF B737-900 AMM 23-27-00-730-806-010 & CPDLC FUNCTIONAL TEST REF AMM 34-61-00-720-899, OPS CK NML.
- Difficulty date
- March 27, 2023
- Submitted
- March 31, 2023
- Operation
- Air carrier
- Aircraft
- N468AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41735
- Aircraft time
- 32,329 hours, 10,223 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.