Roberts Radio RD4 User Manual
RD4
Digital Audio Broadcasting (DAB)
Sports Radio
ROBERTS
Operating Instructions
Contents
Contents ................................................................................................................ 2
Controls..................................................................................................................3
Display Screen ...................................................................................................... 6
Batteries ................................................................................................................ 8
Hold switch ........................................................................................................... 10
Earphones ............................................................................................................ 12
Aerial .....................................................................................................................12
Display Icons ....................................................................................................... 14
Switching the Radio On ...................................................................................... 16
Digital Label (DLS) ...............................................................................................18
Displaying the Signal Level ................................................................................. 20
Adjusting the Volume Level ................................................................................. 20
Selecting a Station .............................................................................................. 22
Presetting Stations .............................................................................................. 24
Recalling a Preset Station ..................................................................................26
Adjusting the Tone ............................................................................................... 28
Using the Menu Function ................................................................................... 30
Station Order ........................................................................................................ 32
Adjusting the Station Order ................................................................................ 34
Autoscan Tuning ..................................................................................................36
Manual Tuning ...................................................................................................... 38
Switching the Radio Off ...................................................................................... 40
Reset..................................................................................................................... 42
Troubleshooting .................................................................................................... 44
General ................................................................................................................. 46
Specification......................................................................................................... 47
Guarantee ................................................................................................ back cover
2
Controls
1
2
6
3
1. LCD Display screen
2. Info button
3. Select button
If you need any further advice, please call our Technical Helpline on :020 8758 0338 (Mon-Fri)
4. Menu button
5. Tone button
6. Preset button
4
5
3
Controls
7
7. Power Supply socket
8. Earphone socket
4
8
Controls
910
POWER HOLD
9. Power button
10. Hold switch
If you need any further advice, please call our Technical Helpline on :020 8758 0338 (Mon-Fri)
5
Display Screen
The radio includes a back lit LCD Display Screen.
The icons at the top of the screen form a custom display indicating
the status of the radio and any user settings.
The two-line alphanumeric display at the bottom of the screen can
show up to 16 characters on each line, and provide information
about the received stations.
Back Light
The Back Light illuminates the Display Screen, making it easy to
view in a dark environment.
1. When the Power button is pressed to turn the radio on, the
Display Screen will illuminate for five seconds.
2. When the Power button is pressed to turn the radio off, the
Display Screen will illuminate for a short period.
3. When a button is pressed the Display Screen will illuminate for
up to three seconds.
4. When the radio is powered externally, by connecting a suitable
external power supply (4.5 V DC) to the Power Supply Socket
on the radio, the Display Screen remains constantly illuminated.
6
Display
A
B C D E
G
H
A . Volume Level icon
B. Battery Level icon
C. Clock
F. Signal Strength icon
G. Alphanumeric Display Line 1
H. Alphanumeric Display Line 2
D. Favourites icon
E. Tone icon
If you need any further advice, please call our Technical Helpline on :020 8758 0338 (Mon-Fri)
F
7
Batteries
1. Open the battery cover located on the rear of the your radio by
sliding it in the direction shown by the arrow.
2. Insert 3 x AA size batteries into the compartment. Make sure the
(+) and (-) ends of the batteries are positioned as shown inside
the compartment.
3. Close the battery cover
4. Batteries should be replaced when the the Battery
Level icon shows low.
5. Press the Power button to switch the radio off before replacing
batteries.
6. Press the Power button to switch the radio on after batteries
have been replaced.
7. If the radio is not be used for an extended period of time it is
recommended that the batteries are removed from the radio.
8. The radio retains all settings. Battery replacement does not cause
a Reset.
9. When the power is too low for the radio to operate, the icon will
flash and the unit will shut down automatically.
8
1
2
If you need any further advice, please call our Technical Helpline on :020 8758 0338 (Mon-Fri)
9
Hold switch
The Hold switch is used to prevent unintentional operation of your
radio.
1. Move the Hold switch on the top of the unit to the “Hold” position,
as indicated by the arrow. The power and all other buttons will
be disabled, this will prevent accidental operation when your
radio is packed in a suitcase or travel bag.
2. To prevent accidental operation of the controls when your radio is
switched on, move the Hold switch on the top of the unit to the
“Hold” position as indicated by the arrow.
3. To release the Hold switch, move the Hold switch on the top of
the unit to the “Off” position.
10
POWER HOLD
1
If you need any further advice, please call our Technical Helpline on :020 8758 0338 (Mon-Fri)
11
Earphones
Plug the earphones into the Earphone Socket on the side of the
unit.
Check the Volume Level icon shows that the volume is not too loud
and place the ear-pieces into your ears.
Do not turn on the radio with the earphones connected and
inserted in your ear. Loud noises can damage your hearing.
Aerial
The lead connecting earphones to your radio acts as an aerial when
plugged into the Earphone socket. The lead should be extended as
much as possible to increase reception.
12
Earphones
If you need any further advice, please call our Technical Helpline on :020 8758 0338 (Mon-Fri)
13
Volume Level Icon
The number of bars displayed (0 - 7) indicates the current volume.
Battery Level Icon
The number of bars displayed (0 - 3) indicates the remaining power.
Clock
The clock displays the time in 24-hour format as broadcast by DAB
stations.The Clock is only visible when DAB is being received.
Favourites Icon
The Favourites icon displays when tuned to one of the top ten most
listened to stations.
Tone Icon
The Tone icon indicates the type of equalisation that has been
selected for the station playing. There are six equalisation settings.
Signal Strength Icon
The Signal Strength icon indicates the strength of the signal for
the station currently playing. The icon changes with the signal.
14
Volume Level Icons
OFF ----------------------- INCREASING TO ----------------------- FULL
Battery Level Icons
EMPTY LOW MEDIUM FULL
Clock
The time shown is 11:45 pm
Favourite Icon
Tone Icons
FLAT MBASS MONITOR STUDIO CLUB ARENA
Signal Strength Icons
NONE LOW MEDIUM STRONG
If you need any further advice, please call our Technical Helpline on :020 8758 0338 (Mon-Fri)
15
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