Ocean Digital DK-821B User manual

DK-821B

Desktop DAB+/DAB/FM

Radio Receiver

User Manual

Please read this user manual carefully before using the receiver

- 3 -

Contents

1. Introduction to the DK-821B Desktop DAB+/DAB

/FM Radio Receiver ......................................4

2. Location of Controls ......................................6

3. Overview of Radio modes and functions ..........8

4. DAB Radio mode ...........................................9

5. Main Menu-Options and Settings ..................10

6. FM Mode ....................................................14

7. Station Preset and Recall .............................15

8. Bluetooth mode ...........................................16

9. Micro SD/TF Playback mode ........................17

10. Reboot Radio ..............................................18

11. Q & A ..........................................................19

12. Technical Speciﬁcations ..............................20

13. In the box ...................................................21

- 4 -

The DK-821B Radio is a compact, multi-purpose and

attractive clock radio with 5V/1.2A power supply for long

hours of audio entertainment and a gateway into the world

of digital DAB and FM audio.

There are four different operating modes:

1) DAB - Digital Audio Broadcast Radio

• CD quality audio received by the attached pigtail

antenna

2) FM – Frequency Modulated Radio

• Listen to local FM Radio stations received by the

attached pigtail antenna

3) BT – Bluetooth Powered Speaker

• Play audio transmitted from a Bluetooth source e.g.

smart phone, laptop

4) SD – Micro SD/TF

• Play CD quality audio entertainment from MP3 ﬁles

stored on Micro SD/TF memory card

Introduction to the DK-821B Desktop

DAB+/DAB/ FM Radio Receiver

DAB

- 5 -

Precautions

ØConnect the power adaptor to the wall and the radio rear

DC jack for power supply – do not apply any other power

source or permanent damage to the radio may occur

and be hazardous.

ØTo clean use only a damp cloth and dry with a clean

towel - keep away from all liquids.

ØTo avoid loss of warranty do not attempt to repair or

remove the cover for any reason.

Introduction to the DK-821B Desktop

DAB+/DAB/ FM Radio Receiver

- 6 -

13 14

Location of Controls

Top

Front

Back

Bottom

- 7 -

Location of Controls

1. On/Standby ( ) – Press to power on the radio and

press again for standby

2. Info/Menu – Press to display radio station information

or Press and Hold for main menu

3. Mode/Scan – Press to switch between radio operating

modes i.e. DAB, FM, BT, and Micro SD/TF, or Hold for

full scan in DAB and FM modes.

4. Preset – Press and hold to add to preset list or press

and release to display the list

5. Sleep – Press to enter sleep setup mode

6. Alarm – Press to enter the alarm setup mode.

7. Tune/Select – Rotate the tune knob to highlight

different options, press to conﬁrm selection.

8. Volume +/- – Rotate the volume knob to increase or

decrease volume level

9. Snooze/Dimmer – Press to dim the LCD backlight or

when alarm is sounding , press to active the snooze.

10. Large Display – 3x8cm monochrome LCD

11. Loud Speaker – high ﬁdelity, 2 Watt output power

12. DC IN Connector – use the power adaptor provided

13. Headphone Connector – Stereo 3.5mm

14. Micro SD/TF – Card slot for audio ﬁle playback

15. Antenna – attached pigtail antenna for DAB and FM

modes

16. USB port – Provides USB power source (i.e. 5 Volts)

to charge battery of other USB devices e.g. smart

phone.

17. Battery Compartment – AAAx2 battery backup for

clock power when DC IN not connected

- 8 -

Overview of Radio modes and functions

When the radio is turned on for the ﬁrst time it will go to

DAB mode and scan for all available stations to create a

list.

To go to a different mode, press the Mode button

repeatedly to navigate through the modes to ﬁnd and

select any of these functions:

1) DAB – After a full scan to create a list of available

stations; highlight and select a preferred station to start

playing.

2) FM – After a full scan to create a list of available local

stations; highlight and select a preferred station to start

playing.

3) BT (Bluetooth) – Switch your Bluetooth device to a

paring mode and look up the device named “DK-821B ”

from the list, select it to start pairing. When “Paired”

(connected) to another Bluetooth device, use the Radio

as a powered speaker. Maximum range of the Bluetooth

wireless signal is 10 meters but this may be reduced by

the presence of walls or other obstructions.

4) SD (Micro SD/TF) – Play audio ﬁles stored in MP3

format on Micro SD/TF memory card.

>>>-- 0

DAB

- 9 -

DAB Radio mode

With the attached pig tail antenna fully extended, turn on

the radio and position antenna for strongest signal

reception.

If this is the initial/ﬁrst time the radio is turned on, it will go

directly to DAB mode, automatically start a full station

scan, create a list of all the DAB stations found and when

ﬁnished, it is start playing the ﬁrst station on the list.

If message “No DAB” is displayed, please press and hold

the Mode/Scan button to start a full scan.

To play a different station, rotate the Tune/Select knob to

display the station list; navigate the list to highlight the

next station to play, press the knob to select the station

and start playing.

>>>-- 0

DAB

- 10 -

Main Menu – Options and Settings

To display the Main Menu, press and hold the Info/Menu

button until an option list is displayed. The Main menu is

not available if no radio station available on DAB mode.

To exit sub-menu, press Info/Menu button again to go

back to the previous menu.

Navigate the list to highlight an option; select by pressing

the Tune/Select button.

If there is no activity within 30 seconds the radio will return

to its previous function.

• Full Scan – Carry out a full scan to create or update list of

all DAB stations available

• Manual (Manual tune) – Manually select a station by its

transmission frequency and signal strength from the list

provided.

• DRC (Dynamic Range Control) – This function improves

the audio clarity when the DAB signal is poor or noisy by

selecting one of three options:

1) OFF (DRC Off) – No signal compression

FUL L SCA N

MANUAL

DRC

PRUNE

SYS TEM

1 2 DAB

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