Wireless Door Alarm System
65
114A3873.D rev. 7-2017
1
Does the wireless multiplexer have power?
Check the multiplexer display If the display is on or if any of the
LEDs on the board are on, the board has power.
If there is no indication of power from the display or LEDs,
use a voltmeter to check for any voltage on
connector P1
pins 1 and 2
. See “Drawing 20: Components to check when
Yes
– Proceed to Step 2
No
– Check Power
Supply and Wiring and
retest
2
Is the voltage at the wireless multiplexer higher than
10.5 Volts?
Use a voltmeter to measure the voltage on c
onnector P1
pins 1 and 2
Yes
– Proceed to Step 3
No
– Check Power
Supply and Wiring and
retest
