As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MACH TRIM LIGHT ON RECALL AFTER PUSH BACK LIGHT GOES OUT AFTER MASTER CAUTION RESET. GROUNDED - YES. REF LP 12081145 FOR SMYD 1 FAULT (DFCS SHOWS SMYD 1 FAULT), CYCLED POWER TO SMYD 1 OPS RESTORED BITE TEST OK REF FIM 27-32 TASK 801. MACH TRIM SYS A&B BITE TEST OK REF AMM 22-11-00. LIBRARY TEST GROUP B OK FOR SERVICE.