What was found
NR 1 ENG B-SYSTEM IGNITION FAIL WITH IGNITION B-CIRCUIT BREAKER POPPED & NR 1 ENG IGNITION EXCITER POWER TRANSFER FAILED. RETIGHTENED B-IGNITER BOX PER A-300 AMM 74-21-00, OPS CHECK GOOD. DUE TO POWER TRANSFER FAIL, A-SYS INOP, POWER TRANSFER NOT REQUIRED UTILIZING B-SYS PER AMM 74-00-01-1. TRANSFERRED TO DMI 4023, CAT-C, PLACARD INSTALLED. R&R A-SYSTEM IGNITER PLUG AS REQ IAW A-300 AMM 74-21-01, OPS CK GOOD. THIS CLEARS DMI 4023, PLACARDS REMOVED. (STATUS: SUPP/CLOSED)