As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHTS ASSOCIATED WITH POWER SUPPLY M2335 INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHTS POWER SUPPLY M2335 IAW B737-900 AMM ASA 33-51-06, OPERATIONAL TEST OF POWER SUPPLY M2335 GOOD IAW B737-900 AMM ASA 33-51-06-710-005.