Initial Technology DTV-172 - Manual (Page 30)

TROUBLESHOOTING
page27
Please check the following items before asking for repair service.
Symptom
Neither picture nor
sound.
Picture is OK, but no
sound.
Sound is OK, but no
color.
The picture is
overlapped image.
Picture has ''snow
noise ''.
Stripes on picture.
Bad stereo or SAP
sound.
Remote control does
not work.
''Out Of Range''
appears on the
screen.
''No Signal'' appears
on the screen.
Image is not clear.
Image is not
centered.
Check Items
- Check the contact of sockets is all right.
- Check the TV main power is on.
- Check the volume control is set to minimum or mute.
- Check the color control and adjust it properly.
- Check the programme is in color or in black & white.
-Check the antenna is installed correctly and if not, adjust the antenna
toward the broadcasting station.
-Check the ''FINE TUNE ''is set up correctly and if not, adjust the fine
tuning properly.
- Check the antenna or its connection is correct and if not, correct the
antenna fault or connection cable fault.
- Check if car traffic or neon sign disturbs the sound effect.
- Check the susceptible interference by other electronic devices such
as radio and television and keep magnetic or electronic devices away
from the TV.
- Long distance from the station or other radio waves can generate bad
sound. Reception. If so, change the mode to Mono.
- Check if the batteries in the Remote control die.
- Check if any object between IR sensor of the TV and the Remote
control does not obstruct.
- Check the resolution and frequency of your PC. Then, adjust them to
optimum condition for LCD TV: 1024X768 and 60Hz.
- Refer to the table of PC mode input format indicated on page 22. (Not
being registered resolution and frequency on the table won't be displayed.)
-Ensure that the signal cable is firmly connected to PC and TV.
-Adjust the PHASE control. (Refer to the PICTURE ADJUSTMENT.)
- Adjust the H-POSITION, and IMAGE SIZE Control. (Refer to
the WINDOW ADJUSTMENT.)