As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERIOR AND EXTERIOR EMERGENCY LIGHTS AT FORWARD ENTRY AND FORWARD SERVICE DOORS DO NOT ILLUMINATE. FOUND ON RON SVC CHECK. REPLACED EMERGENCY LIGHT BATTERY AND POWER SUPPLY IAW B737 MM 33-50. OPERATIONAL CHECKS OK. REF: OPERATOR CONTROL NR 98ZZZX901.