What was found
ALL EMERGENCY LIGHTS ASSOCIATED WITH BATTERY PACK M1675 INOP. GROUNDED - YES. REMOVED AND REPLACED M1675 POWER SUPPLY AND INSTALLATION TEST GOOD IAW B737-800 AMM 33-51-06-960-806.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ALL EMERGENCY LIGHTS ASSOCIATED WITH BATTERY PACK M1675 INOP. GROUNDED - YES. REMOVED AND REPLACED M1675 POWER SUPPLY AND INSTALLATION TEST GOOD IAW B737-800 AMM 33-51-06-960-806.