As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TASK CARD EMER LIGHT POWER SUPPLY IS INOPERATIVE, LOW VOLTAGE, PS43. R & R EMER LT BATTERY AT POSITION PS43 IAW AMM 33-51-17-000-801-A02 & 33-51-17-400-801-A02. PERFORMED OPERATIONAL TEST IAW AMM 33-51-17-710-801-A02. OPERATIONS TESTED GOOD. PN OFF 2013-1A, SN OFF 103889, PN ON 2013-1A & SN ON 90071.