As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DET CHAN 2 E-E SMOKE ELECTRICAL EQUIPMENT (E-E) COOLING SMOKE DETECTOR CHANNEL 2 FAILS BITE CHECK. STATUS MSG01- ACTIVE CRUISE HARD; E-E COOLING SMOKE DETECTOR HAS NO OUTPUT OR IS FAILED. DB- CARGO SMOKE DETECTOR CH 2 (LWR FWD) MSG02- ACTIVE, CRUISE HARD; E-E COOLING SMOKE DETECTOR HAS NO OUTPUT OR IS FAILED. MSG-2620070 ACTIVE ER HARD, MSG-2620070 ACTIVE ER HARD. *S/D* REPLACED EE COOLING SMOKE DETECTOR.