Trouble Shooting - NPG DHTS 4022A User Manual

Digital combo receiver hd
Table of Contents

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7. 1 1 Audio
1. Press
keys to enter into the Audio window.
2. Press
keys to select among Left, Right, Stereo,
and Mono.
3. Changing the audio mode is only connected with the cu-
rrent channel, not all the channels.
4. Press MENU or EXIT key to close this window.
7. 1 2 Recall
A
Press
PR key to switch the current channel to the previous channel.
7. 1 3 FAV
1. Press FAV key to pop up the favourite group window.
2. Appuyez sur les touches
rite group. Press PR+, PR- keys to select the channel up
or down. Press OK key at the selected channel to view it in
full-screen. Press MENU or EXIT key to exit.
3. If there is no favorite channel, system will inform " No
FAV Channel!" when you press FAV key.
7. 1 4 Teletext
Press TXT key to open the teletext on the screen. If there
is no teletext, system will inform "No Teletext Data". Press
EXIT key to exit.
7. 1 5 Zoom
1. Press ZOOM key to switch among Zoom*1, Zoom*2, Zoom*3, Zoom*4,
Zoom*5, Zoom*6, Zoom*8, Zoom*12, Zoom*16.
2. In zoom mode, press PR+, PR-
down.
3. Press MENU or EXIT key to exit
keys to select the favo-
keys to move the cursor up, left, right,

TROUBLE SHOOTING

Problem
Possible causes
Main cable is not connec-
The display on the front
ted.
panel does not light up.
No sound or picture, but
The receiver is in standby
the front panel shows red
mode.
light.
The satellite dish is not
pointing at the
satellite.
No sound or picture.
No signal or weak signal. Check the cable connec-
The satellite dish is not
pointing at the satellite.
Signal is too strong.
Bad picture / blocking
error.
Satellite dish is too small. Change to a larger dish.
LNB noise factor too high. Change to an LNB with
The LNB is faulty.
The picture is not showed
The system is connected
on the screen, when swit-
by RF leads.
ching on.
DHTS 4022A
What to do
Check that the main cable
is plugged into the power
socket.
Press the standby button.
Adjust the dish. Check the
signal level in the Antenna
Setup menu.
tions, LNB and other
equipment connected bet-
ween the LNB and the re-
ceiver, or adjust the dish.
Adjust the dish.
Connect a signal attenua-
tor to the LNB input.
lower noise factor.
Change the LNB.
Check the UHF channel
fixed in your system and
tune the UHF channel
properly.
ENGLISH
17

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