Acson international A4AC100C, Technical Manual, Page: 42 / 165

40
* This product must be branded. Screen saver will be deactivated for brand less panel
6.3 CMOS Reset
•
CMOS reset allows user to reset some settings to default value such as:
Password -> 0001
Backlight -> Normal
Buzzer -> ON
Screen Saver -> Disable
Timeout
-> 5m
Contrast -> 50%
Brightness -> Medium
Temp Unit -> C
•
Procedures
1. Power OFF the panel
2. Close the jumper JH2 with the provided jumper header
3. Power ON the panel and the LCD panel should display as follow:
4. Remove the jumper header (put the jumper header on 1 pin only), power OFF and then
power ON the panel.
CMOS is resetting …………
CMOS reset completed !
Please remove JUMPER
and restart the panel
Parameter Value Description
Normal Turn ON backlight for 30s via key press
Always Always ON backlight
ON Enable beeping sound when fault/ alarm occurred
OFF Disable beeping sound when fault/ alarm occurred
Enable Show screen saver when timeout
Disable No screen save
*Timeout 1-30m Timeout for showing screen saver
Contrast 0-100% Adjust the contrast setting for the LCD panel
OFF No backlight
Low, Medium, High Adjust the backlight intensity
°C Display temperature in degree Celsius
°F Display temperature in degree Fahrenheit
Temp Unit
Backlight
Buzzer
*Screen Saver
Brightness