Roberts Radio Radio RD 7 User Guide

RD-7  
FM RDS/DAB digital radio  
with  
Please read this manual before use  
 
Controls  
(Top)  
1
2
3
4
5
6
7
8
9
17  
15  
13  
11  
12  
18  
16  
14  
10  
1. On/Off button  
2. Mains LED indicator  
3. button  
7. Telescopic aerial (on rear)  
8. Line out socket (on rear)  
9. Headphone socket (on end)  
10. Tuning control  
13. Tuning down button  
14. Tuning up button  
15. Liquid crystal display (LCD)  
16. Treble control  
4. Auto Tune button  
5. FM/DAB button  
6. Station presets  
11. Select & Real Time button  
12. Info button  
17. Bass control  
18. Volume control  
If you need any further advice, please call our Technical Helpline on :-  
 
2
020 8758 0338 (Mon-Fri)  
Battery operation  
1. Remove the Battery cover on the rear of the unit by pushing the  
battery door in and downwards. .  
2. Insert six LR14 (C size) batteries into the spaces in the compartment.  
Take care to ensure all batteries are inserted with the correct polarity  
as shown inside the battery compartment. Replace the battery  
cover.  
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-7 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.  
*
The unit remains connected to the mains even when it is switched  
off. The unit is only isolated from the mains if the mains plug is  
removed from the wall socket.  
 
3
Operating your radio - DAB  
2
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. 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 Autotune is completed the first station (in numeric-alpha  
order 0...9...A....Z) will be selected.  
6. If the station list is still empty after the Autotune your radio will display  
"No Signal".  
7. If no signals are found it may be necessary to relocate your radio  
to a position giving better reception.  
If you need any further advice, please call our Technical Helpline on :-  
 
4
020 8758 0338 (Mon-Fri)  
Selecting a station - DAB  
1. The top line of the display shows the name of the station currently  
selected.  
2. Rotate the Tuning control or press the Up or Down buttons to  
scroll through the list of available stations.  
2
2
3. Press and release the Select button to select the station. The  
display may show "Tuning" while your radio finds the new station.  
2
3
4. Adjust the Volume and Tone controls to the required settings.  
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.  
4
4
4
5
 
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  
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.  
Display modes - DAB  
Your radio has five display modes:-  
a
1
1. Press the Info button to cycle through the various modes.  
b
c
a. Scrolling text  
Displays scrolling text messages such  
as artist/track name, phone in number,  
etc.  
b. Programme Type  
c. Multiplex Name  
d. Signal strength  
Displays type of station being listened to  
e.g. Pop, Classic, News, etc.  
Displays name of multiplex to which  
current station belongs.  
d
e
f
Displays signal strength for station being  
listened to.  
e. Time and date  
f. Maximum delay  
Displays current time and date.  
Displays maximum  
delay  
for current station (see page 11).  
If you need any further advice, please call our Technical Helpline on :-  
 
6
020 8758 0338 (Mon-Fri)  
Finding new stations - DAB  
As time passes new stations may become available. To find new  
stations proceed as follows:-  
1
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-hand side of the display will increase and stations will be 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  
2
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
1
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 or press the Up or Down 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 rotate the Tuning control a few clicks  
in either direction, immediately press and hold down the Select  
button until the display shows Autoselect OFF.  
 
7
Manual Tuning - DAB  
Manual tuning allows you to tune directly to the various Band III DAB  
channels. UK DAB stations are currently located in the range 11B to 12D.  
1
1. Press and hold down the Select button until the display shows  
Manual tune. Release the Select button.  
2
2. Rotate the Tuning control or press the Up or Down buttons to  
select the required DAB channel.  
3. Press and release the Select button to select the channel.  
2
2
4. Rotate the Tuning control or press the Up or Down buttons to  
select the stations contained within the Multiplex (group of stations)  
for the selected DAB channel.  
3
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.  
1
2. Position your radio and carefully angle the telescopic aerial for best  
reception using the signal strength display as guide. Move your radio  
around and position to give maximum number of black rectangles on  
signal strength display.  
3. The clear unfilled rectangle indicates minimum signal level required  
for satisfactory reception.  
If you need any further advice, please call our Technical Helpline on :-  
 
8
020 8758 0338 (Mon-Fri)  
Using your radio's Pause Plus feature  
How many times has your favourite radio station been interrupted  
by that phone call from a double glazing firm or someone selling that  
must have item? Sound familiar - now with a single press of the  
1
2
button you can put your favourite station on hold while  
you answer that important call. After the call or other important task  
is finished simply press the  
button to return to your  
favourite station exactly where you left off so that you never miss  
a single word.  
Radio stations can effectively be put on hold for typically 15 minutes  
but can be up to 35 minutes depending on the station you are listening  
to.  
Note the  
feature only operates on the DAB  
waveband.  
1. To place your radio in  
mode simply press the  
button, the sound from the loudspeaker will be muted. The display  
will alternate between PAUSE and the time which the radio station  
has been on Pause.  
3
2. To return to the radio station that you were listening to simply press  
the  
button and your radio will continue playing from  
where you left off. The display will alternate between DELAY and  
the amount by which you are behind real time.  
3. When using your radio's  
feature the lower line of display  
automatically switches to show the Maximum delay time for the  
station you are listening to.  
4
4. To return to real time press and release the Select button; the  
display will return to show DAB in right hand corner.  
9
 
Pause Plus continued  
1. As soon as you switch on your radio the  
feature is  
1
working silently in the background so, say for example, you want  
to hear a news item again press the twice and rotate the  
tuning control anti-clockwise to scroll back to the item you wish to  
listen. The display will show the amount of time you have scrolled  
back.  
Note the  
memory only starts when your radio is  
switched on.  
1
2. When using your radios  
feature the lower line of display  
automatically switches to show the Maximum delay time for the  
station you are listening to.  
Pause Plus memory length  
By default the  
this is to allow for reconfiguration of a station from say speech to music.  
The memory will always follow the station reconfiguration  
correctly. If you are listening to a news, play or other speech program  
then the memory can be set to variable length so that you  
memory is set to a fixed length of 10 minutes;  
1
2
may be able to pause a station for up to 35 minutes depending on the  
station you are listening to.  
1. To change the  
memory to variable length press and hold  
button until the display shows VARIABLE  
down the  
Rewind Memory.  
2. To change the  
memory back to fixed length press and  
button until the display shows FIXED  
hold down the  
Rewind Memory.  
Note the  
memory is cleared when changing stations,  
changing from fixed to variable  
switching off your radio  
memory or  
If you need any further advice, please call our Technical Helpline on :-  
 
10  
020 8758 0338 (Mon-Fri)  
Operating your radio - FM  
2
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. Press the FM/DAB button to select the FM band.  
3
4. Press and hold down either the Up or Down buttons until the  
frequency in the display begins to change rapidly. Release the  
button. Your radio will scan the FM waveband, stopping each time  
it finds a station of sufficient strength.  
4
4
5. After a few seconds the display will update and show station name.  
6. To find other stations press hold down the Up or Down button as  
before.  
8
7. When the waveband end is reached your radio will recommence  
tuning from the opposite waveband end.  
8. Adjust the Volume and Tone controls to the required settings.  
8
8
9. To switch off your radio press the On/Off button.  
9
11  
 
Manual tuning - FM  
1
2
1. Press the On/Off button to switch on your radio.  
2. Press the FM/DAB button to select the FM band. Fully extend the  
Telescopic aerial .  
3. Rotate the Tuning control or press the Up or Down buttons to  
3
tune to a station. The frequency will change in steps of 50kHz.  
4. When the waveband end is reached the radio will recommence  
tuning from the opposite waveband end.  
3
3
5. Set the Volume and Tone controls to the desired settings.  
6. To switch off your radio press the On/Off button.  
5
6
5
5
If you need any further advice, please call our Technical Helpline on :-  
 
12  
020 8758 0338 (Mon-Fri)  
Display modes - FM  
a
On FM the bottom line of the display can be set to any of the following  
modes:-  
1
1. Press the Info button to cycle through the various modes.  
b
c
a. Scrolling text  
Displays scrolling text messages such  
as artist/track name, phone in number  
etc.  
b. Programme Type  
c. Signal strength  
Displays type of station being listened to  
e.g. Pop, Classic, News etc.  
d
Displays signal strength for station being  
listened to.  
e
f
d. Time and date  
e. Frequency  
Displays current time and date.  
Displays frequency of the station being  
listened to.  
f. Audio mode  
Display shows Auto (stereo) or mono.  
FM Stereo/Mono  
1. If a station being received is weak some hiss may be audible. To  
reduce the hiss press and hold in the Select button until the display  
shows Audio mode : mono your radio will switch to mono mode.  
1
2. To return to stereo mode press and hold in the Select button until  
the display shows Audio mode :Auto, your radio will switch to  
stereo mode.  
Note: FM stereo is only available when using earphone/headphones  
13  
 
Presetting stations - DAB and FM  
1
There are 5 memory presets for each of the 2 wavebands.  
1. Press the On/Off button switch on the radio.  
2. Tune to the required station as previously described.  
3
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.  
If you need any further advice, please call our Technical Helpline on :-  
 
14  
020 8758 0338 (Mon-Fri)  
Recalling a preset station - DAB and FM  
1
1. Press the On/Off button to switch on the radio.  
2. Select the required waveband by pressing the FM/BAB button.  
2
3. Momentarily press the required Preset button, your radio will tune  
to the station stored in preset memory.  
3
15  
 
System reset  
1
2
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 - before the screen shows Roberts DAB digital  
radio press and hold down the Select button until the display  
shows System Reset.  
2
3. A full reset will be performed all presets and station lists will be  
erased.  
4. If DAB was used last then a Quick scan will be performed,  
otherwise a Quick scan will be carried out the next time the DAB band  
is selected.  
If a problem persists our technical staff would be pleased to offer  
any assistance on operating the radio. Our technical helpline number  
is 020 8758 0338.  
If you need any further advice, please call our Technical Helpline on :-  
 
16  
020 8758 0338 (Mon-Fri)  
Headphone socket  
A 3.5mm Headphone Socket located on the right-hand end of you radio  
is provided for use with either headphones or an earpiece. Inserting a  
plug automatically mutes the internal loudspeaker.  
Line out socket  
A 3.5mm Line out socket located on the rear of you radio is provided  
for connecting the audio signal to an external amplifier. 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.  
2. When your radio is powered by AC mains the display backlight will  
always be switched on.  
17  
 
General  
Do not allow this radio to be exposed to water, steam or sand. Do not  
leave your radio where excessive heat could cause damage such as  
in a parked car where the heat from the sun can build up even though  
the outside temperature may not seem too high. It is recommended that  
the DAB band be used wherever possible as better results in terms of  
quality and freedom from interference will usually be obtained than on  
the FM band.  
*
The nameplate is located on the bottom panel.  
Specifications  
Power Requirements  
Circuit Features  
Loudspeaker  
Mains  
AC 230 volts, 50Hz  
6 x LR14 (C size)  
only  
92mm 8ohms  
2.5W into 4ohms  
3.5mm dia  
Batteries  
Output Power  
Battery Life  
Approx. 13 hours of listening for 4 hours a day  
at normal volume using alkaline cells.  
Headphone socket  
Lineout socket  
3.5mm dia  
Frequency Coverage  
Aerial System FM  
Telescopic aerial  
FM  
87.5-108MHz  
DAB 174.928 - 239.200MHz  
DAB Telescopic aerial  
If you need any further advice, please call our Technical Helpline on :-  
 
18  
020 8758 0338 (Mon-Fri)  
Mains supply  
The RD-7 will operate from a supply of AC 230 volts, 50Hz  
only.  
The wire coloured BLUE must be connected to the terminal marked N or  
coloured BLACK.  
DO NOT cut off the mains plug from this equipment. If the plug  
fitted is not suitable for the power points in your home or the cable is too  
short to reach a power point, then obtain an appropriate safety approved  
extension lead or adaptor. If in doubt consult your dealer.  
The wire coloured BROWN must be connected to the terminal marked  
L or coloured RED.  
If nonetheless the mains plug is cut off, remove the fuse and dispose  
of the plug immediately to avoid a possible shock hazard by inadvertent  
connection to the mains supply.  
If this product is not supplied with a mains plug, or one has to be fitted,  
then follow the instructions given below:  
IMPORTANT. DO NOT make any connection to the larger terminal which  
is marked with the letter E or by the safety earth symbol  
Green or Green-and-yellow.  
or coloured  
The wires in the mains lead are coloured in accordance with the  
following codes :-  
BLUE - NEUTRAL  
BROWN - LIVE  
Fuse  
When replacing the fuse only a 3A ASTA approved to BS1362 type  
should be used and be sure to re-fit the fuse cover.  
IF IN DOUBT - CONSULT A QUALIFIED ELECTRICIAN.  
Replacement fuse holders are available from Roberts Radio Technical  
Services at the address shown on the rear of this manual.  
19  
 
Guarantee  
This instrument is guaranteed for twelve months from the date of delivery to the original owner against failure due to faulty workmanship or component  
breakdown, subject to the procedure stated below. Should any component or part fail during this guarantee period it will be repaired or replaced  
free of charge.  
The guarantee does not cover:  
1. Damage resulting from incorrect use.  
2. Consequential damage.  
3. Receivers with removed or defaced serial numbers.  
N.B. Damaged or broken telescopic aerials will not be replaced under guarantee.  
Procedure:  
Any claim under this guarantee should be made through the dealer from whom the instrument was purchased. It is likely that your Roberts' dealer  
will be able to attend to any defect quickly and efficiently, but should it be necessary the dealer will return the instrument to the company’s service  
department for attention. In the event that it is not possible to return the instrument to the Roberts' dealer from whom it was purchased, please  
contact Roberts Radio Technical Services at the address shown on the rear of this manual.  
These statements do not affect the statutory rights of a consumer.  
If you need any further advice, please call our Technical Helpline on :-  
 
20  
020 8758 0338 (Mon-Fri)  
ROBERTS RADIO TECHNICAL SERVICES  
97-99 Worton Road  
Isleworth Middlesex  
TW7 6EG  
Technical Helpline :- 020 8758 0338 (Mon-Fri during office hours)  
Issue 1  
 

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