Air-Con ABXCI4H4S0, Service Manual, Page: 43 / 70

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(5) Operations: In a state of that, the symbol does not flash, and the EE address number 25 flash, press “ENTER”
button to enter the EE writing.
Result: On display screen, the symbol and the EE address number 25 do not flash, and the function code
corresponding to the EE address flashes.
Note: For YXE-A03U(E), replace “ENTER” button with “Timer” button.
(6) Operations: In a state of that, the symbol and the EE address number 25 do not flash, and the function code
corresponding to the EE address flashes, press button or button .
Result: On display screen, the function code corresponding to the EE address increases or decreases by 1.
(7) Operations: In a state of that, the symbol and the EE address number 25 do not flash, and the function code
corresponding to the EE address flashes, press “ENTER” button.
Result: On display screen, the symbol does not flash, and the EE address number 25 flashes to display the
function code of EE after modification.
Note: For YXE-A03U(E), replace “ENTER” button with “Timer” button.
(8) Press “ON/OFF” button or “CANCEL” button to exit.
Note: For YXE-A03U(E), Press “ON/OFF” button to exit.
6-6-2.Instructions for the function setting of room card control, fire protection, ON/OFF
function.
1. Factory setting
ON/OFF function is tacitly approved to be invalid when out of factory while both the room card control and fire
protection functions are valid.
In case of using or cancelling the room card control / fire protection / (ON/OFF) function, use the wire controller
to modify the parameters of indoor unit.
2. Function introduction
(1) Room card control: a kind of control mode to control the machine startup & shutdown based on the on & off
state of the room card control port.
(2) Fire protection: a kind of control mode to control the machine startup & shutdown based on the on & off state
of the fire protection port.
(3) ON/OFF function: a kind of special control mode to achieve the control of indoor unit startup & shutdown
based on the input state of the fire protection port of the indoor unit (no other way can control startup & shutdown)
and output the fault status of indoor unit through OUT INPUT port.
3. Function setting
3.1 Hardware connection
Fig.1 electrical wiring diagram