As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(SUPPORT TASK) FOR SERVICE DIFFICULTY REPORT(SDR), EMERGENCY POWER SUPPLY CHARGER (M1675) INOP. FOR SDR, REFER TO CARD 4135/37160 ATTACHED. REMOVED AND REPLACED EMERGENCY POWER SUPPLY (M1675) IAW AMM 33-51-06-960-806. SYSTEM CHECKS GOOD. REMOVED P/N: D717-02-030.