INSTALLATION
Change The Battery of Indoor unit (option)
The unit requires 4×AA batteries
1. Open the battery compartment door.
2. Insert 4 x AA batteries into the battery compartment.
3. Snap the battery compartment door back into place.
Note: when the red LED indicator flashes, it is time to
replace the batteries.
Whilst replacing the batteries, disconnect all telephone
line cords from the modular wall jacks.
Second Amplicall 20
Another Amplicall 20 can be added to the system (call
01707 387602)
Install and Change the Battery of the Door bell
Install the 23A 12V battery into the door bell
To replace the battery, unscrew the door bell from the
wall, and unscrew the one screw located on the back to
gain access to the battery compartment. Replace the
battery then replace the battery compartment flap and
screw and remount.
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