As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LL1 CHECK, R1 DOOR HEADER PANEL AND OUTSIDE EMERGENCY LIGHTS FAILED TO COME ON. GROUNDED - YES. REMOVED AND REPLACE R1 DOOR EMERGENCY LIGHTS SUPPLY OPS CHECK GOOD IAW B737-900 AMM 33-51-06-960-806WO: 2083996REFERENCE_TASK_CARD: N8005003.