As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND EMERGENCY LIGHT WILL NOT TURN ON. GROUNDED - YES. CONFIRMED FAULT; ALSO FOUND THE AFT FLT ATTENDANT'S EMERGENCY LIGHT BUTTON WAS PUSHED IN (ON). RESET BUTTON TO OFF AMD CHARGED THE BATTERY PACKS REF B737-900 AMM TASK 33-51-06-610-802. OPS CK'ED NORMAL REF AMM TASK 33-51-06-960-805. OKAY FOR SERVICE.