3.1) No LED in the receiver is lit.
Cable is broken or not connected.
3.2) Both yellow and red LEDs are lit without
interruption between RX and TX.
Plastic filter is too dirty.
Other infrared equipment is nearby.
Ambient light is stronger than allowed.
There is a system fault.
3.3) LEDs are lit correctly when interrupted,
But the car door doesn’t open.
Wrong connection with NC/NO contacts.
Output relay is broken.
Check the wiring.
3
WECO
3. Troubleshooting
LEDs in RX
Yellow
– Power indicator
Red
– Status indicator
4. Power supply unit
15VDC - 30VDC,3w
DC3
-
+
4
5
6
NC NO COM
DC
1
2
3
KAP
03.G5.PWS.KAP.110
110VAC±15%, 50/60Hz, 3w
03.G5.PWS.KAP.230
220VAC±15%, 50/60Hz, 3w
03.G5.PWS.DC3.24
Model No.
Input Voltage
Model No.
Input Voltage
Model No.
Input Voltage
C A
C N
4
5
6
1
2
3
NO COM
3.4) Green LED in power unit is not lit.
Power supply wires are broken
or incorrectly connected.
Terminal connection is too loose.
Power supply is broken, and needs to be replaced.
LEDs in PWS
