Samsung AVMKH020EA4, Service Manual

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Samsung Electronics
Troubleshooting
11-26
11-2-21 Setting error of option switch for peripheral equipment control
✳
This error is occurred when the option switch for using the remote control is set, and the wired remote control address is different from the
RMC address of indoor unit.
Outdoor unit display
Indoor unit display
Judgment method
Causes
(Operation) (Timer) (Fan) (Filter) (Removing frost)
- In case of mismatching the setup for use of wired remote control
- Option switch setup error of indoor unit
Check the setup of indoor unit option switch
Is the address setup of the
wired remote control and the
RMC of the indoor unit same?
Reset the address of wired
remote control to "1".
Reset the power of indoor unit.
Reset the RMC address of
indoor unit to "1".
After checking the wired remote
control/RMC address switch,
replace the remote control and
PCB of indoor unit.
Yes
No
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