As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN EMERG LIGHT: MULTIPLE EMERGENCY LIGHTS IN BACK HALF OF CABIN DO NOT ILLUMINATE. // SIGNOFF// REMOVED AND REPLACED #4 EMERGENCY BATTERY DUE TO AFT LIGHT NOT ILLUMINATING OPS CHECKS GOOD CHARGED BATTERY, ALL WORK DONE I.AW. CE-680 AMM CH 33-50-00. REMOVED PIN: CBS28-1 SIN: 007028 INSTALLED PIN: CBS28-1 SIN: 008782