Roberts Radio Gemini 28 RD-28 - Manual (Page 12)

11
Headphone socket
A 3.5mm Headphone Socket located on the right-hand end of your radio
is provided for use with either headphones or an earpiece. Inserting a plug
automatically mutes the internal loudspeaker.
IMPORTANT: Excessive sound pressure from earphones and headphones
can cause hearing loss.
Line out socket
A 3.5mm Line out socket located on the rear of your radio is provided
for connecting the audio signal to an external amplifi er. Inserting a line out
audio cable will not mute the internal loudspeaker. Set the volume control
to minimum if desired.
Display backlight
1. The display backlight will be switched on for approximately 12 seconds
when any button is pressed if using on batteries.
2. When your radio is powered by AC mains the display backlight will
always be switched on.