As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
1) ON PRE-DEPT CHECK,FOUND LWR CARGO SMOKE DET. SYS.OK "GREEN"LIGHT WOULD NOT ILLUMINATE W/NO TEST BUTTONS PUSHED OR WHEN PUSHING MX TEST BUTTON; BUT YOU GET A SYS.OK MESSEGE ON MX. DISPLAY & SYS. OK "GREEN" LIGHT OPS NORMAL IN LAMP TEST. 2) CYCLED PWR & C/B'S TO LWR CARGO SMOKE DET. SYS. NO HELP; RECONFIGURED SYS, GOT MESSEGE "FA1689". R & R (2) EA. BATTERIES TO SDU FA1689 & RECONFIGURED SYS. OPS CKS. NORMAL I.A.W. DC-8 SMM 26-15-05 & 26-15-00. STATUS: CLOSED