GREE Air-ccoled Closed Control Unit Service Manual
56
Language of the touch screen can be selected on this page.
Slightly touch the backlight time input box to determine the backlight time of the touch
screen.
Slightly press “
ON
” or “
OFF
” button to turn on or off the keypad tone.
Touch the button “
Restart
” slightly for at least 3 seconds, then the touch screen will be
restarted. In order to ensure system’s stable operation, please restart the touch screen when
units are turned off. When touch screen is shielded, this button is ineffective.
Note: Restarting the touch screen will clear the temperature and humidity curves.
When screen is locked, you cannot change password, switch between Chinese and
English, set backlight or keypad tone, but you can set when PC shield. After screen is locked,
slightly press “
Unlock
” and enter a correct password “111111”. Then slightly press “
Unlock
”
again to unlock the screen.
（
2
）
Change Password
Slightly press the button “Modify PWD” to reset user’s password.
