Chapter 1: Overview
ZP3 Fire Alarm Control Panel Installation Manual
7
The main chassis is removed from the panel by removing the four securing
screws.
WARNING:
Once removed, the main chassis should not be dismantled, as very
high voltage exists below the circuit board, and can be present even when mains
is off, or the unit is removed from power. There are no field-serviceable parts in
the assembly.
Door assembly
Figure 6 shows all the main features of the Door Assembly. This unit comprises
the panel display and control electronics as well as the keyboard, a serial
connection for data loading, and the printer (if fitted).
Figure 6: Door assembly
1. Display board
2. Zone board
3. Optional printer
4
Earth straps
5. Commissioning board
To remove the complete door assembly:
1. Remove the two screws securing the hinges.
2. Remove the four nuts securing the earth straps, which connect from door to
box.
3. Carefully unplug cables connecting the door boards to the main chassis.
Note:
Do not dismantle the door boards. There are no field-serviceable parts in
the assembly.
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