What was found
ON CLIMB OUT, THROUGH APPROX 17,000, FLT ATTENDANT REPORTED THAT WHEN THE PC-POWER SYSTEM WAS TURNED ON, 1 PASSENGER MOMENTARILY SMELLED A FAINT ODOR, WHICH CAME & WENT QUICKLY, SMELLING LIKE ELECTRICAL SMOKE. NO OTHER PASSENGER IN THE AREA NOTED THE ODOR, NOR DID THE FLT ATTENDANT. AS A PRECAUTION, PC-POWER SYSTEM TURNED OFF. QRH PROCEDURES REVIEWED REGARDING SMOKE/ODOR IN CABIN, NO FURTHER ACTION REQUIRED. NO FURTHER ISSUES NOTED DURING FLT. MX POWERED UP ACFT ELECTRICAL SYS & OBSERVED FOR 1 HOUR. ALL INTERIOR SYS OPS NORMAL, NO ODORS NOTED. MULTIPLE OPS CHECKS OF PC-POWER SYS REVEALED SEATS 7BC DID NOT POWER UP & TEST PROPERLY. ENTIRE PC-POWER SYS PLACED ON MEL 25-60-02, PLACARDS AFFIXED & CIRCUIT BREAKERS PULLED & COLLARED. R & R ISPC IN ROW 7BC. INSPECTED WIRING & FOUND NO DEFECTS. SYS OPS FOR A TOTAL OF 1 HOUR 45 MINUTES WITH NO DEFECTS NOTED. AMM TASK 24-20-05-400-801-A SYS HAS BEEN REACTIVATED, CB RESET & PLACARDS REMOVED. CLEARED MEL 25-60-02.