As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMER EXIT SIGN/LIGHT: EMERGENCY EXIT SIGN LIGHTS AT MED ARE NOT ILLUMINATING AT MED WITH AURCRAFT BATTERY IN OFF POSITION. ALL OTHER EMERGENCY LIGHTS OPERATE NORMALLY. // SIGNOFF // REMOVED AND REPLACED FWD EMERGENCY LIGHT BATTERY WITH REFERENCE TO CE·560XLS AMM 33-50-01, OPERATIONAL CHECK GOOD, NO FURTHER DEFECTS NOTED. PN ON 9913-1 SN ON 621 PN OFF 9913-1 SN OFF 1742.