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12-14
Samsung Electronics
Troubleshooting
12-2-12 Communication error
1. Checklist :
1) Is the communication cable between the indoor unit and outdoor unit connected correctly?
2) Isn’t the power cable and communication cable wiring error?
2. Troubleshooting procedure
Yes
Restart after power off.
Is the communication error
occurred again?
Isn't the power cable and
communication cable wiring error?
Is it the outdoor
2 Micom(In Main) model?
Exchange the outdoor unit PCB.
Terminate the service.
Correct the wrong wiring.
Is the connection of
communication cable normal?
Correct the connection of
communication cable.
Exchange the indoor/outdoor unit PCB.
Yes
Yes
Yes
No
No
No
No
26006A(2)_2.indd 14
2006-04-14 ソタネト 5:16:13
Summary of Contents for UQB09JJWC
Page 28: ...Samsung Electronics MEMO 4 8 26006A 2 _1 indd 17 2006 04 14 ソタネト 5 12 59 ...
Page 34: ...Samsung Electronics MEMO 5 6 26006A 2 _1 indd 23 2006 04 14 ソタネト 5 13 22 ...
Page 56: ...Samsung Electronics MEMO 8 4 26006A 2 _1 indd 45 2006 04 14 ソタネト 5 13 39 ...
Page 105: ...Samsung Electronics MEMO 14 11 26006A 2 _2 indd 37 2006 04 14 ソタネト 5 16 23 ...
Page 106: ...Samsung Electronics MEMO 14 12 26006A 2 _2 indd 38 2006 04 14 ソタネト 5 16 23 ...