Mercedes-Benz 240 D 1979 Owner's Manual page 35

Radio
O n-O ff/V olum e
Turn knob (1) clockwise to sw itch
radio on and to increase volume.
Green control light on the dial w ill
light up.
Tone
Turn lever (2) clockw ise to increase
treble range and counterclock­
wise to increase bass range.
Front-Rear Speaker Balance
This control is installed whenever
the vehicle is equipped w ith rear
speakers. Turn rearward to in­
crease volum e o f rear speakers and
forw ard to increase volum e of
fro n t speakers.
34
Station Tuning
First, select desired band by
pressing one o f the A M or FM
station buttons (3), then tune
manually by turning control
knob (4). For good reception, accu­
rate manual tuning is im portant.
To preset stations on pushbutton
tuning radios in either the A M or
FM band, pull station buttons (3),
carefully tune in the desired sta­
tion, push button slow ly and firm ly
all the w ay in, then release.
A u to m a tic station tuning (on
signal seeking radios only) is
accom plished by m om entarily de­
pressing the "A u to m a tic T uning"
bar (6). The tuner moves from the
left tow ards the right side o f the
dial and stops w henever a use-
able station is found.
Operating the autom atic tuning bar
again causes the tuner to resume
its search fu nctio n. W hen the end
o f the band is reached, the tuner
w ill autom atically return to the be­
ginning o f the band and start the
search operation again.
The position o f the search sensi­
tiv ity sw itch (5) determines
w hether the tuner w ill stop at
many or the m ost pow erful stations
only.
Position I Selector stops at every
"co u n try " useable station
Position II Selector stops only at
"suburb" more pow erful stations
Position III Selector stops only at
"c ity " the strongest stations