Roberts Radio Portable Radio Classic DAB User Guide

DAB/FM RDS digital portable radio  
Please read this manual before use  
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Controls  
(Top)  
3
4
5
6
2
1
7
1. Auto Tune button  
2. On / Off button  
5. LCD display  
6. Telescopic aerial  
3. Preset button  
7. Tuning / Select / Volume control  
4. Station / Menu button  
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2
020 8758 0338 (Mon-Fri)  
Controls  
(Back)  
9
8
10  
11  
8. USB upgrade socket (for service use only)  
9. Headphone socket  
10. DC input socket  
11. Battery compartment  
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3
Battery operation  
1. Remove the battery cover on the back of the unit by sliding the cover  
in the direction of the arrow.  
2. Insert six LR6 (AA size) batteries into the spaces in the compartment.  
Take care to ensure all batteries are inserted with the correct polarity  
as shown next to 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.  
1
We would recommend for economy that the radio is used via the AC  
adaptor whenever possible with battery operation for occasional use  
only.  
IMPORTANT: The batteries should not be exposed to excessive heat  
suchassunshine,reorthelike.Afteruse,disposablebatteriesshould  
if possible be taken to a suitable recycling centre. On no account  
should batteries be disposed of by incineration.  
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Using the AC adaptor  
1. Place your radio on a at surface and plug the mains adaptor into the  
DC input socket located on the left hand side of your radio (marked  
'DC') ensuring that the plug is pushed fully into the socket.  
2. Plug the other end of the mains adaptor into a standard 13A mains  
socket outlet and switch on the wall socket. Whenever the adaptor is  
used the batteries are automatically disconnected.  
The AC adaptor should be disconnected from the mains supply and  
from the radio when not in use.  
IMPORTANT: The mains adaptor is used as the means of connecting the  
radio to the mains supply.The mains socket used for the radio must remain  
accessible during normal use. In order to disconnect the radio from the  
mains completely, the mains adaptor should be removed from the mains  
socket outlet completely.  
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5
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  
'WELCOME'forafewseconds.Aftereachusetheradiowillremember  
the mode used and then switch on in that mode the next time that it  
is used.  
2
3. If this is the rst time the radio is used a quick scan of the Band III  
DAB channels will be carried out. This is known as 'Auto tune'. If the  
radio has been used before the last used station will be selected.  
4. DuringAuto tuneeachgroupofstationswillbedetectedandthestation  
count will be updated.  
5. When the Auto tune is completed the rst station (in numeric-alpha  
order0...9...A....Z)willbeselected.Therststationinthelistofstations  
found will be played.  
6. If no stations are found then 'OFF AIR' will be displayed and it may be  
necessary to relocate your radio to a position giving better reception.  
You should then carry out an auto tune to nd stations as described  
on page 9 (see Finding new stations on page 9).  
Your radio has an indicator  
on the display to indicate the strength  
of the DAB radio signal being received.  
Note: When rst switched on, the radio will set the volume to a moderately  
highlevel,incasethebroadcastisveryquiet.Afteryouhavesetthevolume  
using the Volume control, the radio will remember the setting that you  
have applied for the next time that it is used.  
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Selecting a station - DAB  
1. PresstheOn/Offbuttontoswitchonyourradio.Ifyourradioiscurrently  
in DAB mode proceed to step 3. (DAB icon is displayed in DAB mode.)  
2. If you are listening in FM mode press the Station/Menu button and  
then rotate the Tuning/Select control until 'TO DAB' shows on the  
display. Press the control to switch to DAB mode.  
2
3. PresstheStation/Menubutton,thedisplaywillshow'STATION'.Press  
the Tuning/Select control and rotate the control to scroll through the  
list of available stations.  
4. Press and release the Tuning/Select control to select the desired  
station. The radio will nd the new station. If the control is not pressed  
the radio will automatically tune to the new station after 2 or 3 seconds.  
2-5  
5. Rotate the Volume control to the required setting.  
Note: If after selecting a station the display shows 'OFFAIR' it may be  
necessary to relocate your radio to a position giving better reception.  
Secondary services - DAB  
1. Certainradiostationshaveoneormoresecondaryservicesassociated  
with them. If a station has a secondary service associated with it the  
secondary service will then appear immediately after the primary  
service as you rotate the Tuning/Select control clockwise.  
2. Totunetothesecondaryservice,pressandreleasetheTuning/Select  
control. Most secondary services do not broadcaset continually and  
if the selected service is not available, the radio will re-tune to the  
associated primary service.  
1,2  
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7
Display modes - DAB  
Your radio has a range of display options when in DAB mode:-  
1. Press and release the Tuning/Select control to cycle through  
a
b
c
the various modes.  
a. Station name  
b. Scrolling text  
Displays the station name being  
listened to.  
1
Displays scrolling text messages such  
as artist/track name, phone in number,  
etc.  
c. Signal strength  
Displays the signal strength. The minimum  
signal marker ( ) shows the minimum  
signal strength needed for good DAB  
reception. The signal indicator chevrons  
increaseordecreaseshowingthechanging  
signalstrengthasyouadjustthetelescopic  
aerial or your radio position.  
d
e
f
d. Programme type  
e. Multiplex Name  
f. Frequency  
Displaystypeofstationbeinglistenedto  
e.g. Pop, Classic, News, etc.  
Displays name of multiplex to which the  
current station belongs.  
Displays the frequency for the currently  
tuned DAB station.  
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Display modes - DAB cont.  
g
h
g. Signal error  
Displays the bit error rate for the currently  
tuned DAB station. The lower the number  
thebetterthesignalstrengthbeingreceived.  
h. Bit rate  
Displays the digital bit rate for the currently  
tuned DAB station.  
i. Audio type  
Displays the audio type for the currently  
tuned DAB station.  
i
j. Time  
k. Date  
Displays current time.  
Displays current date.  
j
k
Finding new stations - DAB  
As time passes new stations may become available or you may have  
moved to a different part of the country. In this case you may need to  
cause your radio to scan for new stations.  
1. Press and release the Auto Tune button. Your radio will perform a  
scan of the Band III DAB channels. As new radio stations are found  
the station counter on the right-hand side of the display will increase  
and the radio stations will be added to the list stored in the radio.  
1
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9
Manual Tuning - DAB  
Manual tuning allows you to tune your radio to a particular DAB frequency  
in Band III. Any new stations found will be added to the station list. This  
function can also be used to assist the positioning of the aerial or the radio  
to optimise reception for a specic channel or frequency. Note that UK  
DAB stations are located in the range of channels 11B to 12D.  
1
1. Press the Station/Menu button, the display will show 'STATION'.  
2. RotatetheTuning/Selectcontroluntil'MANUAL'showsonthedisplay.  
3. Press and release the Tuning/Select control to enter manual tuning  
mode.  
4. Rotate the Tuning/Select control to select the desired DAB channel.  
Press and release the Tuning/Select control to tune to the chosen  
frequency.  
2-7  
5. If a signal is present, this will be indicated on a signal strength display.  
The minimum signal marker ( ) shows the minimum signal strength  
neededforgoodDABreception.Thesignalindicatorchevronsincrease  
or decrease showing the changing signal strength as you adjust the  
telescopic aerial or your radio position.  
6. When a DAB signal is found, the display will show the name of the  
DAB station. Any new radio stations found will be added to the list  
stored in the radio.  
7. PressandreleasetheTuning/Selectcontroltoreturntonormaltuning.  
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Dynamic Range Control (DRC) settings - DAB  
The DRC facillity can make quieter sounds easier to hear when your radio  
is used in a noisy environment.  
1. Press the On/Off button to switch on your radio.  
2
2. Press the Station/Menu button, the display will show 'STATION'.  
3. Rotate the Tuning/Select control until 'DRC' shows on the display.  
4. Press and release the Tuning/Select control to enter adjustment  
mode.  
5. Rotate the Tuning/Select control to select required DRC setting  
3-6  
(default is 0) .  
DRC 0 DRC is switched off, Broadcast DRC will be ignored.  
DRC 1/2 DRC level is set to 1/2 that sent by broadcaster.  
DRC 1 DRC is set as sent by broadcaster.  
6. PressandreleasetheTuning/Selectcontroltoconrmthesetting.The  
display will return to the station name display after several seconds.  
Note: Not all DAB broadcasts use the DRC function. If the broadcast  
does not provide DRC information, then the DRC setting in the radio will  
have no effect.  
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11  
Prune stations - DAB  
If you move to a different part of the country, some of the stations which  
were listed may no longer be available.Also, from time to time, some DAB  
services may stop broadcasting, or may change location or frequency.  
Stations which cannot be found, or which have not been received for a  
very long time are shown in the station list with a question mark.  
2
The Prune stations function will delete the marked DAB stations from  
your station list.  
1. Press the On/Off button to switch on your radio.  
2. Press the Station/Menu button, the display will show 'STATION'.  
3. Rotate the Tuning/Select control until 'PRUNE' shows on the display.  
3-5  
4. Press and release the Tuning/Select control 'SELECT' will show on  
the display.  
5. Press the Tuning/Select control to cause the invalid station names  
to be removed from the station list. The display will return to station  
name display after several seconds.  
If you do not wish to prune stations press the Station/Menu button to  
return to the previous display.  
5
Note: If you have moved your radio to a different part of the country you  
should also carry out a search for new stations (please see the section  
'Finding new stations' on page 9).  
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Operating your radio - FM  
1. Carefully extend the telescopic aerial.  
2. Press the On/Off button to switch on your radio. If your radio is  
currently in FM mode proceed to step 4. (FM icon is displayed in  
FM mode.)  
3
3. If you were listening in DAB mode press the Station/Menu  
button and then rotate the Tuning/Select control until 'TO FM'  
shows on the display. Press the control to switch to FM mode.  
4. Press the Auto Tune button. Your radio will scan in an upwards  
direction (low frequency to high frequency) and stop automatically  
when it nds a station of sufcient strength.  
3,8  
4,6  
5. After a few seconds the display will update. The display will show  
thefrequencyofthesignalfound.Ifthesignalisstrongenoughand  
there is RDS data present then the radio will display the station  
name.  
6. Press and hold the Auto Tune button to scan the FM band in a  
downwards direction (high frequency to low frequency).  
7. When the waveband end is reached your radio will recommence  
tuning from the opposite waveband end.  
8. Rotate the Volume control to the required setting.  
9. To switch off your radio press the On/Off button.  
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13  
Manual tuning - FM  
1. Carefully extend the telescopic aerial.  
2. PresstheOn/Offbuttontoswitchonyourradio. Ifyouradioiscurrently  
in FM mode proceed to step 4. (FM icon is displayed in FM mode.)  
3,4  
3. If you were listening in DAB mode press the Station/Menu button  
and then rotate the Tuning/Select control until 'TO FM' shows on  
the display. Press the control to switch to FM mode.  
4. Press the Station/Menu button the display will show 'MANUAL'.  
5. Press and release the Tuning/Select control and rotate to tune to a  
station.The frequency will change in steps of 50kHz. If the radio is  
tuned to a station of sufcient signal strength with RDS information  
present, then the display may change to show the station name.  
3-7  
6. When the waveband end is reached the radio will recommence tuning  
from the opposite waveband end.  
7. Rotate the Volume control to the required setting.  
8. To switch off your radio press the On/Off button.  
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020 8758 0338 (Mon-Fri)  
Display modes - FM  
Your radio has a range of display options for FM mode:-  
The Radio Data System (RDS) is a system in which inaudible digital  
information is transmitted in addition to the normal FM radio programme.  
RDSoffersseveralusefulfeatures.Thefollowingareavailableonyourradio.  
a
b
c
1. Press and release the Tuning/Select control to cycle through the  
various modes.  
1
a. Scrolling text  
Displays scrolling text messages such  
as artist/track name, phone in number  
etc.  
b. Program Type  
c. Station name  
Displaystypeofstationbeinglistenedto  
e.g. Pop, Classic, News, etc.  
Displays the name of the station being  
listened to.  
d
e
f
d. Time  
Displays current time.  
Displays current date.  
e. Date  
f. Frequency  
Displays frequency of the station  
currently being listened to.  
Note: If no RDS information is available, the radio will be unable to display  
thestationname,scrollingtextandprogrammetypeinformation.Yourradio  
will display 'NO TEXT' if there is no scrolling text and 'NO PTY' if there is  
no programme type information.  
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15  
Scan sensitivity setting - FM  
Your radio will normally scan for FM broadcasts which are strong enough  
to give good reception. However, you may wish the Auto-scan function  
to also be able to nd weaker signals, possibly from more distant radio  
transmitters. Your radio includes a local / distant option for the Auto-scan  
function.  
2
1. Press the On/Off button to switch on your radio. Ensure your radio is  
in FM mode.  
2. Press the Station/Menu button the display will show 'MANUAL'.  
3. RotatetheTuning/Selectcontroluntil'SETTING'showsonthedisplay.  
Press the control to enter the scan settings menu.  
3-5  
4. Rotate the Tuning/Select control to switch between Local and Distant  
options. The Distant option will allow the radio to nd weaker signals  
when scanning.  
5. PressandreleasetheTuning/Selectcontroltoconrmyourselection.  
Thedisplaywillreturntothestationnamedisplayafterseveralseconds.  
The Local or Distant setting is stored in the radio and remains in force  
until changed or until a System Reset.  
Note: The intial setting (out of the box, or after a System Reset) causes  
the radio to ignore weaker (or more distant) signals.  
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020 8758 0338 (Mon-Fri)  
Presetting stations  
You may store your preferred DAB and FM radio stations to the preset  
station memories. There are 20 memory presets in your radio, 10 for DAB  
and 10 for FM. Presets are remembered by your radio in the event of a  
power failure.  
The procedure for setting presets and using them to tune to stations is the  
same for FM and DAB modes and is described below.  
1. Press the On/Off button to switch on the radio.  
3,5  
2. Select the desired waveband and tune to the required station as  
previously described.  
3. Press and release the Preset button.  
4. Rotate the Tuning/Select control to select the desired preset station  
numberunderwhichyouwishtostorethestation.Thedisplaywillshow,  
for example, 'EMPTY 1' if no station has been stored to that preset.  
4
5. Press and hold down the Preset button until the display shows, for  
example 'P1 SAVED'. The station will be stored under the chosen  
preset. Repeat this procedure for the remaining presets.  
Note: Some of the presets may have already been stored as part of the  
factorytestprocedure.Stationswhichhavebeenstoredinpresetmemories  
may be overwritten by following the above procedure.  
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17  
Recalling a preset station  
1. Press the On/Off button to switch on the radio.  
2. Select the required waveband as previously described.  
3
3. Press and release the Preset button. The display will show, for  
example, 'EMPTY 1' if no station has been stored to that preset. If a  
preset has been stored, then the display will show either the station  
name (for DAB stations) or the frequency (for FM stations).  
4. Rotate the Tuning/Select control to select the desired preset station.  
5. Press the Tuning/Select control. Your radio will tune to  
the chosen preset station stored in the preset memory.  
4,5  
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Software version  
The software display cannot be altered and is just for your reference.  
1. Press the On/Off button to switch on the radio.  
2,5  
2. PressandreleasetheStation/MenubuttonandthenrotatetheTuning/  
Select control until 'SYSTEM' appears on the display.  
3. Press the Tuning/Select control and then rotate the control until  
'SW VER' shows on the display.  
4. Press the Tuning/Select control to display the software version.  
2-4  
5. Repeatedly press the Station/Menu button to return to the normal  
radio display.  
USB socket for software upgrade  
Software updates for your Classic DAB may be available in the future. If  
youregisteryourproductatwww.robertsradio.co.uk/registerandinclude  
a valid e-mail address you will receive notication of software updates.  
As software updates become available software and information on how  
to update your radio can be found at www.robertsradio.co.uk/support  
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19  
System reset  
If your radio fails to operate correctly, or some digits on the display are  
missing or incomplete carry out the following procedure.  
1. Press the On/Off button to switch on the radio.  
2
2. PressandreleasetheStation/MenubuttonandthenrotatetheTuning/  
Select control until 'SYSTEM' appears on the display.  
3. PresstheTuning/Selectcontrolandrotatethecontroluntilthedisplay  
shows 'FACTORY'.  
4. Press the Tuning/Select control so that the display shows 'RESET'  
and then press Tuning/Select control again.  
2-4  
5. Afullresetwillbeperformed.Thestationlistandpresetswillbeerased.  
The display will show 'RESTART' then 'WELCOME' and after a few  
seconds a station scan search will be performed automatically. The  
display will show the progress of the station search, for example '>>>>  
18'. The number on the right of the display is the number of stations  
that have been found.  
In case of malfunction due to electrostatic discharge, reset the product  
as above to resume normal operation. If you are not able to perform the  
reset operation as above, removal and reconnection of the power supply  
and batteries may be required.  
If a problem persists our technical staff would be pleased to offer  
anyassistanceonoperatingtheradio. Ourtechnicalhelplinenumber  
is 020 8758 0338.  
If you need any further advice, please call our Technical Helpline on :-  
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20  
020 8758 0338 (Mon-Fri)  
Headphone socket  
A3.5mm Headphone Socket located on the right hand side of your radio  
is provided for use with either headphones or an earpiece. Inserting a plug  
automatically mutes the internal loudspeaker.  
IMPORTANT:Excessivesoundpressurefromearphonesandheadphones  
can cause hearing loss.  
The headphone socket is compatible with stereo and mono headphones  
but the audio will always be heard as mono.  
Dimmer function  
The brightness of the display can be adjusted. If you use the unit in a  
bedroom,youmaypreferalowerbrightnesslevelthanthestandardsetting.  
The dimmer can be set to Low or a High setting.  
1. Press the On/Off button to switch on the radio.  
2
2. PressandreleasetheStation/MenubuttonandthenrotatetheTuning/  
Select control until 'SYSTEM' appears on the display.  
3. Press the Tuning/Select control and then rotate the control until  
'DIMMER' shows on the display then press the Tuning/Select control  
to enter the dimmer settings.  
4. To adjust the brightness rotate the Tuning/Select control and choose  
either the Low or High setting. Press the Tuning/Select control to set  
the desired level. The backlight will change at this time.  
2-4  
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21  
General  
Your radio should not be exposed to dripping or splashing and that no  
objects lled with liquids, such as vases, shall be placed on the radio.  
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  
beusedwhereverpossibleasbetterresultsintermsofqualityandfreedom  
from interference will usually be obtained than on the FM band.  
It is recommended to operate the product such that there is a minimum  
distance (10cm recommended) to adjacent objects in order to ensure  
good ventilation.  
The ventilation of the product should not be restricted by covering it or  
its ventilation openings with items such as newspapers, tablecloths,  
curtains etc.  
No naked ame sources such as lighted candles should be placed on  
the product.  
It is recommended to avoid using or storing the product at extremes  
of temperature.Avoid leaving the unit in cars, on window sills, in direct  
sunlight etc.  
The name plate is located on the back or the underside of your radio.  
Specications  
Circuit Features  
Power Requirements  
Loudspeaker  
76mm  
Mains  
AC 230 volts, 50Hz  
6 x LR6 (AA size)  
only (adaptor)  
Batteries  
Headphone socket 3.5mm dia  
Battery Life  
Output Power  
Aerial System  
700mW  
Upto20hoursusingalkalinecellsdependingupon  
volume and operating mode.  
FM  
Telescopic aerial  
Telescopic aerial  
DAB  
Frequency Coverage  
FM  
DAB  
87.5-108MHz  
174.928 - 239.200MHz  
The Company reserves the right to amend the specication without notice  
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22  
020 8758 0338 (Mon-Fri)  
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 efciently 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.  
ROBERTS RADIO TECHNICAL SERVICES  
97-99 Worton Road  
Isleworth Middlesex  
TW7 6EG  
Technical Helpline :- 020 8758 0338 (Mon-Fri during ofce hours)  
© 2010 Roberts Radio Limited  
Issue 1  
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