What was found
FLT 541 - HNL - NUMEROUS POEWR INTERUPTIONS ON DESCENT TO HNL. NO BREAK POWER TRANSFER APPEAR INOPERATIVE. EMERGENCY LIGHTS ON (5 TIMES). INTERMITTENT ANNUNCIATOR LIGHTS, DCU FAIL. NR 1 ENGINE VIBE HIGH, INDICATED 5.0 PLU (AMBER) FOR NR 1 N1 ON ONE OCCASSION. LEFT GENERATOR APPEARED FAILED. RIGHT GENERATOR WAS POWERING LEFT AC BUSS. REPLACED LEFT GENERATOR ASSEMBLY. OPS CHECK LEAK CHECK NORMAL. (M)