What was found
DURING EMERGENCY LIGHT TEST, EPSU UNIT AFT L MESSAGE DISPLAYED. REMOVED AND INSTALLED NEW LEFT AFT EPSU PER AMM. OPS CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING EMERGENCY LIGHT TEST, EPSU UNIT AFT L MESSAGE DISPLAYED. REMOVED AND INSTALLED NEW LEFT AFT EPSU PER AMM. OPS CHECKED GOOD.