Triax DVB 75SI Manuale Utente

TRIAX DVB 75SI 

24

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No picture, no sound, and front
display not illuminated 

No mains voltage  

Check mains cable and socket

Short circuit in LNB supply, 
defective cable connection 

Turn off DVB 75SI, remove 
short circuit and turn receiver 
on again. 

Defective or wrong cable 
connection 

Check all cable connections 

Defective LNB 

Replace LNB 

No picture, no sound, but front
display illuminated 

Wrong adjustment of LNB unit

Turn the dish so that LNB units
point at satellite correctly. 

Strong rain or snow 

Remove snow from the dish 

Wrong adjustment of dish 

Adjust the dish correctly (within
1 degree) 

Dish too small 

Use bigger dish 

Periodic squares in the picture
(macro blocking) 

Periodically frozen picture, no
sound 

Periodically black screen and 
the message 'No signal' 

An obstruction between dish 
and satellite (e.g. a tree) 

Make sure that there are no 
obstructions. 

Sound OK, no picture 

Radio reception has been 
selected 

Switch to TV reception [TV/R]

The dish has been turned or is
defective 

Check satellite dish and LNB.

The programme is transmitted
on another transponder 

Carry out programme search 

Poor picture and sound on 
channels that were previously
OK

The programme is no longer 
transmitted 

None 

The remote control does not 
work 

Flat batteries  

Replace batteries 

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Connecting cable between the modulator 
of the satellite receiver and the TV 
antenna input, as an alternative if no 
SCART connector is available. 

AV: see SCART 

Digital coding method. 

Transmission of the present TV standard 
(625 lines and 50 Hz picture frequency) 
requires a digital data amount of 216 
Mbit/s. This would require transmission