Your digital box 01, Your remote control 02, Front panel rear panel – Grundig GUDB20USB3 User Manual
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4
Your digital box
01
5
Your remote control
02
1
2
3
4
5
6
7
8
9
0
OK
HELP
Front panel
Rear panel
Aerial Input.
Connect the aerial 
to this socket
RF output.
Connect the supplied 
RF cable to the TV.
TV Scart
Connection to TV
AUX Scart
for connection to a VCR
or a DVD Recorder
5 Volt DC Input
Power On/Off LED 
flashes green and red 
when remote control 
is activated
USB • Green LED 
On when ready, 
flashes when playing
USB ••• Green LED 
On when ready, 
flashes when playing
USB ••• Red LED 
On when recording, 
flashes when copying
USB •• Green LED 
On when ready, 
flashes when playing
USB • Red LED 
On when recording, 
flashes when copying
USB •• Red LED 
On when recording, 
flashes when copying
[
�
]
Switches the receiver on
and off (into standby).
[TV/AV]
Selects the TV input
channels.
[TEXT]
Gives digital teletext,
where available.
[HELP]
Enters and exits the
help screen.
[
®
] [RECORD]
Opens the
‘select device’ menu to record 
current programme.
[ ] [STOP]
Stops a
recording or playback.
[ ] [FAST FORWARD]
Forward search through a 
recorded programme.
[ ] [REWIND]
Backward
search through a recorded 
programme.
[u] [PLAY]
Opens the
recorded programmes list.
[ ] [PAUSE]
Pauses live TV
and starts recording. Pauses a 
recording or playback.
[EXIT]
Exits the menu system
and goes back to the last 
programme you were watching.
[•]
Selects USB1 port. Instant
record to USB device in port 1.
[••]
Selects USB2 port.
Instant record to USB device 
in port 2.
[•••]
Selects USB3 port.
Instant record to USB device 
in port 3.
[OK]
Selects the options on
the on-screen menu.
[pqtu]
Moves
around the on-screen menus.
[MENU]
Enters and exits the
main menu screen.
[GUIDE]
Shows the TV
guide, also called electronic 
Programme guide (EPG).
[INFO]
Gives programme
information on the TV screen.
[RGYB BUTTONS]
The red, green, yellow and 
blue buttons change or go to 
different options when on the 
digital text pages. Also used for 
menu navigation.
[VOL + –]
Increases or
lowers the digital box volume.
[P + –]
Goes up and down
the channel list.
[MUTE]
Turns the digital box
volume off and on.
[SWAP]
Switches between
the channel you’re watching 
and the channel you were 
previously watching.
[0 to 9]
Selects channels
and enters your PIN.
[AD]
Switches audio
description on and off.
[SUB]
Switches subtitles on
and off.
