Roberts RD-18 User manual

RD-18
DAB digital radio
Please read this manual before use
ROBERTS
Sound for Generations

Controls..............................................................................2
Battery operation ...............................................................3
Mains operation .................................................................3
Operating your radio ..........................................................4
Selecting a station ............................................................5
Secondary services...........................................................6
Display modes...................................................................6
Finding new stations .........................................................7
Autoselect .........................................................................7
Manual tuning ....................................................................8
Signal strength display .....................................................8
System reset .....................................................................9
Headphone socket ..........................................................10
Line out socket ...............................................................10
Display backlight.............................................................10
General ............................................................................11
Specifications..................................................................11
Circuit features ................................................................11
Mains Supply ...................................................................12
Notes ...............................................................................13
Guarantee........................................................................14
Contents
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If you need any further advice, please call our Technical Helpline on :-
020 8758 0338 (Mon-Fri) 2
Controls
1. On/Off button
2. Mains LED indicator
3. Line out socket (on rear)
4. Telescopic aerial (on rear)
5. Headphone socket (on end)
6. Tuning control
(Top) 1 4
61011 89
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7. Info button
8. Select button
9. Auto Tune button
10. Liquid crystal display (LCD)
11. Volume control
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Battery operation
1. Remove the Battery cover on the rear of the unit by pushing the
battery door in and downwards. .
2. Insertsix LR14(Csize)batteriesintothespacesinthecompartment.
Takecareto ensureall batteriesareinserted withthe correctpolarity
asshowninsidethebatterycompartment.Replacethebatterycover.
3. Reduced power, distortion and a ‘stuttering’ sound are all signs that
the batteries may need replacing.
4. If the radio is not to be used for any extended period of time it is
recommended that the batteries are removed from the radio.
We would recommend for economy that the RD-18 is used on the
mains whenever possible with battery operation for occasional or
stand-by use only.
Mains operation
1. Place your radio on a flat surface.
2. Plug the mains lead into the Socket located on the rear of your radio
ensuring that the plug is pushed fully into the socket.
3. Plug the other end of the mains lead into a wall socket and switch on
the wall socket.
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If you need any further advice, please call our Technical Helpline on :-
020 8758 0338 (Mon-Fri) 4
Operating your radio
1. Fully extend the telescopic aerial
2. Press the On/Off button to switch on your radio. The display will
show Roberts DAB digital radio for a few seconds.
3. If this is the first time the radio is used a quick scan of UK Band III
DAB channels will be carried out. The display will show Autotune
Quick scan. If the radio has been used before the last used station
will be selected.
4. During Autotune as each group of stations is detected the bottom
line of the display will show its name and the station count will be
updated. The top line of the display shows a bargraph indicating
progress of the Autotune.
5. When the Auto tune is complete the first station (in numeric-alpha
order 0...9...A....Z) will be selected.
6. Ifthe station list is still empty after theAutotune you radio will display
No Signal.
7. If no signals are found it may be necessary to relocate your radio to
as position giving better reception.
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Selecting a station
1. The top line of the display shows the name of the station currently
selected.
2. Rotate the Tuning control to scroll through the list of available
stations.
3. Press and release the Select button to select the station. The
display may show Tuning while your radio finds the new station.
4. Adjust the Volume control to the required setting.
Note: If after selecting a station the display shows Not Available it
may be necessary to relocate your radio to a position giving better
reception.
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If you need any further advice, please call our Technical Helpline on :-
020 8758 0338 (Mon-Fri) 6
Displaymodes
Your radio has five display modes:-
1. Press the Info button to cycle through the various modes.
a. Scrolling text Displays scrolling text messages such
as artist/track name, phone in number,
etc.
b. Programme Type Displaystypeofstationbeinglistened to
e.g. Pop, Classic, News, etc.
c. Multiplex Name Displays name of multiplex to which
current station belongs.
d. Signal strength Displayssignalstrengthforstationbeing
listened to.
e. Time and date Displays current time and date.
Secondaryservices
1. Certain radio stations have one or more secondary services asso-
ciated with them. If a station has a secondary service associated
with it the display will show > next to the station name on the station
list. The secondary service will then appear immediately after the
primary service as you turn the tuning control.
a
b
c
d
e
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Finding new stations
As time passes new stations may become available. To find new
stations proceed as follows:-
1. Press and release the Auto Tune button, the display will show
Autotune Quick scan. Your radio will perform a scan of the UK DAB
frequencies. As new stations are found the station counter on the
right-handside of thedisplay will increase andstations will beadded
to the list
2. To carry out a full scan of the entire DAB Band III frequencies press
and hold down the Auto Tune button for more than 2 seconds and
then release. The display will show Autotune Full scan. As new
stations are found the station counter on the right-hand side of the
display will increase and stations will be added to the list
Autoselect
As an alternative to pressing the Select button to select a station your
radio can be set so as to automatically select a station.
1. Rotate the Tuning control a few clicks in either direction, imme-
diately press and hold down the Select button until the display
shows Autoselect ON.
2. Rotate the Tuning control until the station you require is visible on
the display. After a few seconds your radio will automatically select
the station shown on the display.
3. To switch off autoselect rotate the Tuning control a few clicks
in either direction, immediately press and hold down the Select
button until the display shows Autoselect OFF.
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If you need any further advice, please call our Technical Helpline on :-
020 8758 0338 (Mon-Fri) 8
Manual tuning
Manual tuning allows you to tune directly to the various Band III DAB
channels.UKDABstationsarecurrentlylocatedintherange11Bto12D.
1. Press and hold down the Select button until the display shows
Manual tune. Release the Select button.
2. Rotate the Tuning control to select the required DAB channel.
3. Press and release the Select button to select the channel.
4. Rotate the Tuning control to select the stations contained within
the Multiplex (group of stations) for the selected DAB channel.
5. Press and release the Select button to return to normal tuning
mode.
Signal strength display
1. Repeatedly press and release the Info button until the lower line
of the display shows signal strength.
2. Positionyour radioand angle thetelescopic aerialfor bestreception
using the signal strength display as guide. Move your radio around
and position so as to give maximum number of black rectangles on
signal strength display.
3. The clear unfilled rectangle indicates minimum signal level required
for satisfactory reception.
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Systemreset
If your radio fails to operate correctly, or some digits on the display are
missing or incomplete carry out the following procedure.
1. Switch off your radio
2. Switch on your radio - as soon as the screen shows Roberts DAB
digital radio press and hold down the Select button until the display
shows System Reset.
3. A full reset will be performed and the station list will be erased.
4. A Quick scan will then be performed.
If a problem persists our technical staff would be pleased to help
offer any assistance on operating the radio. Our technical helpline
number is 020 8758 0338.
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