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2.4 Disassembly Instruction
You will need to open the unit for one of the following reasons:
• To wire relay and I/O contact connectors. (Refer to Section 2.6).
• To connect or replace the battery. (Refer to Section 2.7).
• To change S5 jumper. In the absence of AC power, and if S5 is installed, the LCD
Backlight and iSE board will be on and running on the battery power. (Refer to
Section 2.7).
Disconnect the power supply before proceeding.
Remove cover by removing 2 screws on each side.
Figure 2.5 Opening the Unit
MOUNTING
SCREWS (2)
FLASH
CARD
COVER
RELAY
CONNECTOR
TRAY
I/O CONTACT
CONNECTOR
ETHERNET &
DC POWER
CONNECTORS
BATTERY &
S5 JUMPER
LOCATION
2MB
THERMOCOUPLE
CONNECTORS