What was found
ETOPS SIGNIFICANT SYS - DURING DESCENT THROTTLES AT IDLE. ENGINES INDICATIONS - LT ENGINE N1=33 & RT ENG =47, LT ENGINE TGT=253 & RT ENGINE = 321, LT ENGINE N2 = 65 & RT ENGINE = 79, LT ENGINE FF = .500 & RT ENGINE = 1.4. FROM TOP OF DESCENT (36000) TO 180000 FT. PERFORMED FLT/GROUND IDLE SOLENOID CHECK NR 1 AND 2 ENGINE STEPS A1-E2, IAW AMM 73-21-06-736-001-G04, NO DEFECTS NOTED. REINSTALLED BOTH CONNECTORS FOR FLT/GROUND SOLENOID. ACCOMPLISHED GROUND TEST 3 FOR IDLE AND APPROACH IDLE. BOTH ENGINES WITH IN LIMITS IAW TRIM TABLE 71-01-02. OK FOR SERVICE