10-2 Samsung Electronics
10-2 Communication Error
Indoor display
3-LED DISPLAY
7-SEG DISPLAY
DESCRIPTION
LED1 LED2 LED3
E101/E102 Communication error(Indoor<->outdoor)
◎●●
Outdoor display
◎●
●
1min. Time out Comm.
{{
●
Abnormal Communication
{
●
●
O
LED ON
◎
LED BLINKING
{
LED OFF
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
YES
Exchange the outdoor unit PBA.
Exchange the indoor unit PBA.
NO
NO
NO
NO
Exchange the PBA of no power unit
Terminate the service.
Terminate the service.
Correct the wrong cable.
YES
YES
Is the communication error occurred again?
Is the connection of power cable and
communication cable normal?
YES
Restart after power off.
Is the power is normal?
(check the LED Lamp)
Is the communication error occurred again?
YES
10-2-1 Communication Error
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