Backlight Time - Carrier XCT7 Installations- Und Bedienungsanleitung

Operation
Basic function description
Basic function
ON/OFF
Mode control
Adjusting temperature
Adjusting fan speed
Initialization
(1) The wired controller will display all the icons after being powered on or reset, then it gets into the initializing
process. The controller sequence of display is :
(the top-left corner) →
green LED (ON/OFF key) flashes all the time until the initialization ends.
(2) If the wired controller can't communicate with the indoor unit PCB normally after powering on, the initialization will
be finished in 4 minutes, and then the communication malfunction can be checked from the malfunction inquiry
function.

Backlight time

(1) During OFF, when the backlight is lit up, long press TIME and
parameter value is displayed in the upper left corner. Press
backlight always on)/15S/30S/60S and confirm by pressing the key MENU.
(2) The backlight time is fixed for 15 seconds when the controller is turned off.
Note:
When controlling Fresh Air unit, the controller's main interface will not display
you need to adjust the backlight time, please press MENU key to display
TIME and keys for 5 seconds to set backlight time.
Clock
(1) The controller uses 24-hour clock. The default is 12:00 when the wired controller is turned on for the first time.
(2) When the backlight is on, long press TIME key for 5 seconds to enter clock setting function. The minute digits of
time and icon start flashing in the upper left corner. You can use
long press or key to speed up the adjustment. Next, press TIME key to switch to hour adjustment, and use
or key to adjust the hour value. Finally, you need to press MENU key to confirm the changes and return to
the main interface.
(3) During time adjustment, if there is no input for 10 seconds or MODE / FAN key are not pressed, the operation
terminates and previous changes are not saved.
(4) Under timer or sleeping function, clock time can't be adjusted.
Method of operation
Press the key
When ON, press the key MODE to change mode.
When ON, press the key
When ON, press the key FAN to adjust fan speed.
→ (the bottom-right corner) →
keys for 5 seconds to set backlight time. The
or
5
to switch on/off the wired controller.
or to adjust temperature.
(the top-left corner). The
key to switch parameter between 00 (means
and keys in normal state. If
and keys. And then long press
or key to adjust the minute value, and