As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMBOUT LOST LT DC AND AC BUSSES WITH APU POWERING BUSS. APU VOLTS/FREQS GOOD. MULTIPAL C/B POPPED LT AC BUS BREAKER LT TR1 AND TR2 EMER AC BUS FEED - F25 F16. LOST FMS MPC DFGC LDC BUS MSG ILLUMINATED. REPLACED LT APU CONTROL RELAY AND GCU.