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Troubleshooting Guide - TechniSat TECHNISTAR K4 ISIO Brief Instructions

Digital cable receiver with internet access to receive dvb-c and iptv channels
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10 Troubleshooting guide

Fault
Remote control does not work
Various channels not shown
correctly in channel list
No picture, no sound,
display on
Sound OK, no TV picture
Picture not fully visible
or distorted
No picture, no sound, display
not on
No picture via HDMI
No sound via HDMI, picture OK
No sound or wrong audio playing
Possible cause
Wrong remote control code used
Batteries are spent
Wrong channel list selected
Faulty or missing cable connection Check all cable connections
Radio mode called up and radio
background image is switched off
Scart plug not connected correctly Connect Scart plug properly
Picture format not correctly set
Wrong picture display /
zoom selected
No mains voltage
HDMI resolution used is not
supported by TV
Wrong HDMI sound
format selected
Dolby Digital active or wrong
audio language selected
Solution
Set correct remote control code
Replace batteries
Select other channel list
Check setting
Check picture format
Check picture display / Zoom in
the menu
Check zoom setting
Check mains adapter and plug
Modify HDMI resolution for the
correct device or connect via
Scart lead
Check HDMI sound format
Check setting in menu
Check Dolby Digital /
language selection
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