What was found
EMERGENCY LIGHT SYSTEM MALFUNCTION. REMOVED AND REPLACED FOUR POWER PACKS IAW EMB AMM 33-50-04. OPERATIONAL CHECK GOOD, RETURNED AIRCRAFT TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EMERGENCY LIGHT SYSTEM MALFUNCTION. REMOVED AND REPLACED FOUR POWER PACKS IAW EMB AMM 33-50-04. OPERATIONAL CHECK GOOD, RETURNED AIRCRAFT TO SERVICE.