heating function. The controller will be turned on, and “HH” ashes in the middle area to indicate that the forced
heating function is turned on.
(3) All keys are locked except ON/OFF key in the forced cooling/heating mode.
(4) When the forced cooling/heating is set, press ON/OFF key to exit this function.
Dierence between the function of the Master wired controller and Slave wired controller
Comparison item Master wired controller Slave wired controller
Function All functions are available Only the following operations can be performed:
(1) ON/OFF, Mode, Fan speed, Temperature setting, Swing, Energy
saving, Clock function.
(2) Parameter inquiry and malfunction inquiry
Dip switch
DIP switch 2 ON/ OFF
station
Function Default
setting
Sw1
ON Slave wired controller
OFF
OFF Master wired controller
Sw2
ON Display ambient temperature
OFF
OFF Doesn’t/Hide display ambient temperature
Sw3
ON Collect ambient temperature from PCB of indoor unit
OFF
OFF Collect ambient temperature from wired controller
Sw4
ON Non-volatile memory does not function
OFF
OFF Non-volatile memory functions
Sw5
ON Old protocol
OFF
OFF Self-adaption
Sw6
ON Reserved
OFF
OFF Reserved
Sw7
ON Model with Up/Down and Left/Right swing
OFF
OFF Model with Up/Down swing
Sw8
ON Fresh Air unit
OFF
OFF Common unit
DIP switch 1 ON/ OFF
station
Function Default
setting
Sw1
ON Reserved
OFF
OFF Reserved
Sw2
ON Doesn’t/Hide display ambient humidity
OFF
OFF Display ambient humidity
Sw3
ON Reserved
OFF
OFF Reserved
Sw4
ON Reserved
OFF
OFF Reserved
Operation
12
ENGLIDH
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