What was found
DOOR 1L & 1R - EXIT IDENTIFIER SIGNS DO NOT ILLUMINATE DURING TEST OF INTERIOR EMERGENCY LIGHTS. BY- 054816 :TRIED NEW POWER SUPPLY M731 AND INVERTER M10822 NO HELP. SEAT 1AB AND GALLEY AISLE LIGHT ALSO INOP. REF WDM 33-51-21 PG 5A SH1. CONT OF AMIS ITEM 0832018 :FOUND 6VDC AT INPUT OF INVERTER AND GROUND AT CONNECTOR D6608 PIN 5. NO OUTPUT FROM INVERTER. TRIED NEW INVERTERS, NO HELP. CONT OF AMIS ITEM 0832025. FOUND SHORTED WIRE AT LIGHT CONNECTOR OF SEAT 1A, REPAIRED WIRE, SYSTEM CHECKS GOOD.