As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(SUPPORT) EMERGENCY LIGHTS ASSOCIATED WITH POWER SUPPLY M1675 IN OP. TRANSCRIBED FROM HAECO GSO NR 9282943. REMOVED AND REPLACED EMERGENCY BATTERY M1675 AND PERFORMED OPERA TIONAL TEST, OPERATION TEST GOOD IAW B737 AMM 33-51-06. REF HAEC O GSO MECH V934695 INSP QC467