Communication Error - Samsung AR09NXPDPWKNEE Service Manual

10-2 Communication Error

10-2-1 Communication Error
Indoor display
3-LED DISPLAY
LED1 LED2
◎ ●
Outdoor display
◎ ●
●
LED ON LED BLINKING
◎
1. Checklist :
1) Is the cable between the indoor unit and outdoor unit connected correctly?
2) Isn't the power cable and communication cable cross?
2. Troubleshooting procedure
Restart after power off.
Is the communication error occurred again?
Is the connection of power cable and
communication cable normal?
Is the power is normal?
(check the LED Lamp)
Exchange the indoor unit PBA.
Is the communication error occurred again?
Exchange the outdoor unit PBA.
10-2
7-SEG DISPLAY
LED3
●
●
●
●
LED OFF
YES
YES
YES
YES
YES
E101/E102 Communication error(Indoor<->outdoor)
1min. Time out Comm.
Abnormal Communication
NO
Terminate the service.
NO
Correct the wrong cable.
NO
Exchange the PBA of no power unit
NO
Terminate the service.
DESCRIPTION
Samsung Electronics