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Installation and Removal
The Figures to installation and removal are to
Removing the car radio
be found at the beginning of this booklet.
Figure
Insert the two removal handles d as far as
Installation materials and accessories
possible into the openings in the trim.
Your dealer can advise you as to what installa-
Press both removal handles outwards and
tion materials you will need and what acces-
slowly pull the radio out.
sories are available.
Aerial
Installing the mounting frame
The car radio is designed for aerials with an
Figure
impedance of 75Ω to 150Ω. Extended aerial
– Insert mounting frame b into cutout a of the
cables, e.g. for aerials at the rear of the car,
vehicle.
may impair reception.
– Bend the tabs c behind cutout a as required
Figures
and
(depending on type of vehicle).
– If necessary, use the aerial adapter (fig.
Inserting the car radio
– Fix the aerial adapter (fig.
(fig.
) in the plastic holder.
Figure
– Insert the car radio all the way into the
Fuse
installed mounting frame b.
The car radio should snap into place.
Figure
EC 4490 CD
Blade-type fuse T 7.5 A / DIN 72581– plugged.
EC 4790 CD
Blade-type fuse T 10 A / DIN 72 581– plugged.
Important Information
Please note that RDS programmes can have
CD
different regional stations and programme
When the radio is switched off, remove an
names.
ejected CD to prevent injuries by the CD in the
case of sudden braking or accidents.
Alternative frequencies (AF)
Fix the radio securely in its mounting facility
An RDS programme is broadcast by several
to ensure high-quality CD play even in the
stations, each with a different broadcast
case of bad roads.
frequency (alternative frequencies).
You select an RDS programme and your car
Radio reception conditions
radio will always tune to a station with an
alternative frequency giving best reception of
VHF (FM) reception
the same RDS programme.
Reception conditions change constantly while
you are driving.
Enhanced Other Network (EON)
Mountains, buildings or bridges can all
disturb reception.
This functions allows you to listen to traffic
This is particularly true when you are farther
announcements even if you have tuned in an
away from the station.
RDS programme without traffic announce-
ments.
Radio Data System (RDS)
Prerequisite:
RDS is an information system the signals of
The radio station that is broadcasting your
which are broadcast along with the FM radio
selected RDS programme with EON broad-
station programme.
casts an additional RDS programme which
Programme service
offers traffic announcements.
With RDS programmes, you see the abbrevi-
ated name of the programme in the display,
BAYERN 3
e.g. "
" which stands for
Bayerischer Rundfunk – Programme 3.
Supply voltages
Blade contacts A: Figure
A8
– operating voltage (earth)
Connect to terminal 31 (earth) of the vehicle.
A7
+12 V operating voltage
Connect to terminal 30 (permanent plus) of
the vehicle.
A6
Car radio illumination
Connect the blade contact A6 to terminal 58
of the vehicle.
When the vehicle's headlights are switched
on, the illumination of of the switched off car
radio can be controlled.
Blade contact A 6 not connected:
).
No illumination when the radio is switched
off.
) or aerial cable
A 5
+12 V switching voltage output
(max. 0.5 A)
on blade contact A 5 when the radio is
switched on.
For automatic aerial (extend/retract),
aerial amplifier (operating voltage) etc.
Traffic announcement standby
in the case of RDS programmes with EON if
"TP" is activated in the dispaly and the RDS
programme tuned to remains audible.
Switching TP on/off
¡
Press the
button.
TP
TP on: "TP" in the display is surrounded by a
frame.
If a malfunction should occur
please consult your dealer.
In the Federal Republic of Germany, Grundig
car radios can be exchanged by your dealer
on request for a works-tested exchange unit
in the event of a defect occuring.
Please note:
It is a condition for your dealer to participate
in this exchange system that the guarantee
seal on your car radio is not damaged.
Care and maintenance
The front panel of the car radio must only be
cleaned with a soft, dust-absorbent, anti-static
cloth. Polishing and cleansing agents may
damage the surface of the trimplate.
A4
12 V ignition voltage
Loudspeakers
– Connect to terminal 15, if you wish to
switch the car radio on and off with the igni-
Blade contacts B: Figure
tion/start switch.
Maximum output power
EC 4490 CD With 4Ω loudspeakers: 4 x 7 W.
– Connect to terminal 30. The car radio can-
With adapter supplied: 2 x 20 W.
not be switched on and off with the ignition/
start switch.
If you wish to connect only two
If the ignition is switched off, the radio is not
loudspeakers:
switched off after one hour and the Security
Use the adapter supplied (Fig.
LED does not flash.
the four 7 W loudspeaker outputs to two 20 W
To ensure a correct operation of the radio,
outputs. For this, connect the 20 W adapter to
this contact must always be connected to
the socket B (Fig.
).
terminal 15 or 30.
Connection of the front speakers (see above)
is not changed but the rear sockets remain
A 2
Phone mute connection
free.
for car telephone or CB radio.
The car radio is "muted" when the car tele-
EC 4790 CD With 4Ω loudspeakers: 4 x 20 W.
phone or CB radio is in operation.
PHONE
The display indicates "
", see page 14,
Front speakers
Rear speakers
EXPERT setting
.
B 3 right-hand +
B 1 right-hand +
For this, the blade contact A 2 must be
B 4 right-hand –
B2 right-hand –
connected from the mute output of the tele-
B 5 left-hand +
B 7 left-hand +
phone/CB radio to earth!
B 6 left-hand –
B 8 left-hand –
Do not electrically connect speaker
connections to each other and do not
connect to chassis!
Troubleshooting
In this case, reception will surely improve
The radio cannot be switched on
when changing the location.
– Insert the left-hand
control knob once
If reception gets nevertheless not better, the
again.
aerial or aerial lead might be damaged. Let
¡
check your radio by a specialist.
– Press and hold down the
button for at
IO
least 1 second.
Reception is frequently interrupted
– Check the fuse at the back of the radio, see
also Fig. 4 at the beginning of this booklet.
Your are in an area of very bad reception con-
If it is defective, take the radio to your spe-
ditions. Here it may happen that pauses occur
cialized dealer.
when the radio tries to change to alternative
frequencies. In this case, the AF function
The Security LED does not flash
should be switched off (see page 7).
– Select the EXPERT control level (see page
BLK ON
CD does not play
14).»
«.
If no CD is inserted into the CD compartment,
the CD function cannot be selected with the
¡
button. Observe the error messages in
the display.
– If the security LED does not function, let
SURFACE
check the connections of the radio by a spe-
CD incorrectly inserted or
cialist (see page 19/Connection A4).
distorted data transmission.
TOO HOT
CD changer overheated.
Poor reception
Are you in an area of bad reception conditions
(eg., underground car park, tunnel, valley,
etc.)?
Installation and Removal
Additional connections
Blade contacts C: Figure
CD changer and AUX connection
C 13 CD bus control line. For AUX mode,
connect with C15.
C 15 CD bus, earth.
C 16 +12 V supply voltage for CD changer.
C 17 Switching voltage for CD changer.
C 18 CD-AF/AUX-AF, earth.
) to combine
C 19 CD-AF/AUX-AF, left.
C 20 CD-AF/AUX-AF, right.
Line output
Connection for booster or active speaker.
Appropriate adapter:
Adapter 416 (order No G.ID 16-00).
C11 Rear speaker, left +
C12 Rear speaker, right +
C13 Earth –
C14 Front loudspeaker, left +
C15 Front loudspeaker, right +
C16 Switching voltage for booster on/off
(max. 0.3 A).
The total current consumption resulting
from the connections C 17, C 6 and A 5 is not
allowed to exceed 0.5 A.
CD changer does not play
Note the error messages shown in the display
and read the operating instructions of the CD
changer.
MAGAZINE
CD magazine missing or not
locked in.
MECHANIC
CD changer – mechanical defect.
NO CD
CD magazine empty.
NO COMMU
Data transmission interrupted.
SURFACE
CD incorrectly inserted or
distorted data transmission.
TOO HOT
CD changer overheated.
One loudspeaker is dead
Check the setting of the FADER and BALANCE
controls and correct if necessary. If this
brings no result, let check the loudspeaker
leads and the loudspeakers by a specialist.
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