Roberts Radio R9939 - Manual (Page 16)

15
Display backlight
1. The display backlight will be switched on for 8 seconds when the
Light button is pressed.
Headphones
1. A Headphone Socket (3.5mm) located on the right hand end of
your radio is provided for use with either headphones or an
earpiece. Inserting the headphone plug automatically mutes the
internal loudspeaker.
Sleep timer
Your radio can be set to turn off after a preset time has elapsed.
1. Press and hold down the button until the desired time is
reached (maximum 90 minutes in 10 minute steps). The radio will
switch off after the sleep time has elapsed.
2. To cancel the sleep function before the preset time has expired,
press the On/Off button.
1
2
1