Roberts RD-15 Manual de usuario
RD-15
DAB digital radio
Please read this manual before use
ROBERTS
Sound for Generations
Controls..............................................................................2
Battery operation ...............................................................3
Mains operation .................................................................3
Operating your radio - DAB...............................................4
Selecting a station - DAB .................................................5
Secondary services - DAB................................................6
Display modes - DAB........................................................6
Finding new stations- DAB ...............................................7
Autoselect - DAB ..............................................................7
Manual tuning - DAB .........................................................8
Signal strength display - DAB ..........................................8
Presetting stations ............................................................9
Recalling a preset station ...............................................10
Dynamic raange control (DRC) .......................................11
Display backlight.............................................................11
System reset ...................................................................12
Headphone socket ..........................................................12
General ............................................................................13
Specifications..................................................................13
Circuit features ................................................................13
Guarantee......................................................... back cover
Contents
1
If you need any further advice, please call our Technical Helpline on :-
020 8758 0338 (Mon-Fri) 2
Controls
1. On/Off button
2. LCD display
3. Battery low indicator
1
7. Tuning up/down buttons
8. Volume control
9. Preset buttons
4. Auto Tune button
5. Info button
6. Select button
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3
Battery operation
1. Remove the Battery cover on the rear of the unit by pushing the
catch downwards. Open the battery door.
2. Insert four LR20 (D size) batteries into the spaces in the compart-
ment. Take care to ensure all batteries are inserted with the correct
polarity as shown on the rear of your radio. Close the battery door.
3. The Low battery indicator, reduced power, distortion and a
‘stuttering’soundareall signsthat thebatteries mayneed 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-15 is used via the
mains adaptor whenever possible with battery operation for occa-
sional or stand-by use only.
Using the AC adaptor
Your radio is supplied with a Mains Adaptor.
1. Place your radio on a flat surface.
2. Insert the adaptor plug into the DC socket located on the left hand
end of your radio.
3. Plug the adaptor into a standard 13 amp mains socket outlet.
Whenever the adaptor is used, the batteries are automatically
disconnected.
The AC adaptor should be disconnected from the mains supply and
the radio when not in use.
If you need any further advice, please call our Technical Helpline on :-
020 8758 0338 (Mon-Fri) 4
Operating your radio - DAB
1. Carefully 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. IfthisisthefirsttimetheradioisusedaquickscanofUK BandIIIDAB
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. DuringAutotuneaseachgroupofstationsisdetectedthebottomline
ofthedisplaywillshowitsnameandthestationcountwillbeupdated.
The top line of the display shows a bargraph indicating progress of
the Autotune.
5. When the Autotune is completed the first station (in numeric-alpha
order 0...9...A....Z) will be selected.
6. Ifthestationlist isstillemptyaftertheAutotuneyourradiowilldisplay
"No Signal".
7. If no signals are found it may be necessary to relocate your radio
to a position giving better reception.
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5
Selecting a station - DAB
1. The top line of the display shows the name of the station currently
selected.
2. Press the Up or Down buttons 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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2
3
4
If you need any further advice, please call our Technical Helpline on :-
020 8758 0338 (Mon-Fri) 6
Display modes - DAB
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 Displaystypeofstationbeinglistenedto
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.
Secondary services - DAB
1. Certain radio stations have one or more secondary services asso-
ciated with them. If a station has a secondary service associated
withitthedisplaywill show ">" nexttothestationname on the station
list. The secondary service will then appear immediately after the
primary service when you press the Up or Down buttons.
a
b
d
e
1
c
7
Finding new stations - DAB
Astimepassesnewstationsmaybecomeavailable.Tofindnewstations
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 the display will increase andstations willbe added
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 - DAB
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. Press and release either of the Tuning buttons a few times,
immediatelypressand hold downthe Select button until the display
shows Autoselect ON.
2. Press the Tuning buttons 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 press and release either of the Tuning
buttons a few times, immediately press and hold down the Select
button until the display shows Autoselect OFF.
1
1
2
1
1
If you need any further advice, please call our Technical Helpline on :-
020 8758 0338 (Mon-Fri) 8
Manual Tuning - DAB
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. Press either of the Tuning buttons to select the required DAB
channel.
3. Press and release the Select button to select the channel.
4. Press either of the Tuning buttons to select the stations contained
withintheMultiplex (group ofstations)for the selectedDABchannel.
5. Press and release the Select button to return to normal tuning
mode.
Signal strength display - DAB
1. Repeatedly press and release the Info button until the lower line
of the display shows signal strength.
2. Position your radio and carefully angle the telescopic aerial for best
receptionusingthesignalstrength displayasguide.Moveyourradio
aroundand position togive maximum numberof black rectangleson
signal strength display. The clear unfilled rectangle indicates mini-
mum signal level required for satisfactory reception.
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1
2
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9
Presettingstations
There are 5 memory presets.
1. Press the On/Off button switch on the radio.
2. Tune to the required station as previously described.
3. Press and hold down the required Preset button until the display
shows e.g. Preset 1 stored. The station will be stored under the
chosen preset button. Repeat this procedure for the remaining
presets.
4. Stations stored in preset memories may be overwritten by following
the above procedure.
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3
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