Sangean RCR-1 Mode D'emploi page 16

Alarm level adjustment
With alarm level adjustment switch 9, you may select required alarm
signal level.
Display backlight control
Key 4 provides you to adjust the display brightness to be darker or
brighter with just a press.
Display brightness adjustment
While display backlight control is in darker position, with Display
brightness adjustment switch 8, you may finely select required
display brightness. To its minimum, display will be totally without
backlight.
Time Zone switch
In normal case, please set time zone switch to 0 position.
For some countries where don' t provide radio controlled time facility
but still can receive radio controlled time signal from nearby
countries. If the time zone is different, you may use the time zone
switch to correct the time.
For example, in Turkey which is one hour ahead of Central European
time but still can receive radio controlled time signal from Germany,
you may use this time zone switch to correct the local time (still radio
controlled time).
Suggest to set the switch at 0 position in normal case.
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