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System Setting
Contrast
To set the contrast of LCD, totally 10 grades: “1,2,3,4,5,6,7,8,9,10” are
available. You can also select “exit” to keep the original settings.
Backlight time
To set the time of LCD backlight for each operation, “off, 10 seconds,
30 seconds, 60 seconds, permanent” are available.
You can also select “exit” to keep the original settings.