Version 16.10 AF-6600 AF-5000 Series Install Manual 34
EFIS Backup Power Connections
The AF-6600 / AF-5000 Series backup power input must be connected to the aircraft battery or a TCW
backup battery module. The backup power input keeps the clock time when shut down and prevents an
EFIS reboot when starting the aircraft engine.
EFIS Expansion Cable (DB-15)
Pin 6 Red Backup/KeepAlive Power Input
Pin 15 Black Backup Power Ground