Main Fuse:
Unit displays a battery symbol, and not the mains power symbol (plug).
Battery Fuse:
Unit does not operate when mains power is disconnected.
Aux Fuse:
The Siren and strobes do not function.
When the unit’s front cover is opened while displaying a service condition (spanner
symbol), and the service condition is still present, further information will be displayed
indicating the cause of the service condition as listed below.
A
= Aux fuse blown
B
= Battery fuse blown, battery fault or not connected
N
= Slave unit communication failure
FUSE DESCRIPTION AND FAULT SYMPTOMS
All fuses are of the “fast blow” type. The Main fuse has a 4A rating, while the Battery and
Aux fuses have a 2A rating.
Detailed service indicators & fuses
16
