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Press sEt button. The minute digits start flashing.
Press sEL button until the desired minute is
displayed.
Press and hold sEL button to advance the minute
fast.
Press the sEt button. The clock is set, and then
the display moves to the backlight brightness
adjustment.
II. backlight brightness adjustment
You can adjust the brightness to one of five levels.
Press sEL button. The brightness is switched.
Press sEt button. The backlight is set, and then
the display will return to the ordinary display.
XRE 190