What was found
EMERGENCY BATTERY PACK FAILED TO LIGHT UP CABIN. ACFT GROUNDED. R & R POWER SUPPLYS IAW AMM 33-51-06-960-805, OPS CHECKED GOOD IAW AMM 33-51-06-710-004.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EMERGENCY BATTERY PACK FAILED TO LIGHT UP CABIN. ACFT GROUNDED. R & R POWER SUPPLYS IAW AMM 33-51-06-960-805, OPS CHECKED GOOD IAW AMM 33-51-06-710-004.