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Chapter 5: Appendix
20
Troubleshooting
Check the following guide for the possible cause of a problem before contacting service.
Symptom Solutions
No power.
Plug the power cord into the wall outlet securely.
No picture.
Check your antenna input or location.
Make sure the correct video display format is selected.
If the STB is connected to your monitor or TV via VIDEO OUT jack on the back
panel, the display format must be SD. Otherwise, you may not be able to see a
picture.
If STB is connected to your monitor or TV via YPbPr port or RGB on the back panel,
the display format must not be SD. Otherwise, you may not be able to see a picture.
If STB is connected to your monitor or TV via YPbPr port on the back panel, the
YPbPr/RGB selection switch must be flipped to the YPbPr. Otherwise, you may not
be able to see a picture.
If STB is connected to your monitor or TV via RGB port on the back panel, the
YPbPr/RGB selection switch must be flipped to the RGB. Otherwise, you may not
be able to see a picture.
Check to make sure all the cables are installed correctly and that the proper source
is selected on your TV.
The antenna signal strength may be low. Check the signal strength and adjust the
antenna location and direction.
The toggle of Display Format
Selection Switch can not effect.
After you toggle the Display Format Selection Switch, you must turn off the STB and
then turn on again, then the toggling can effect.
Normal picture but no
sound.
Check volume levels.
Make sure the TV is not muted.
Check that the STB is connected properly.
Picture is distorted.
Make sure the proper format is selected.
Make sure the proper aspect ratio is selected.
Make sure the video output is connected to the TV.
Available channels are
missing.
The only way that you can find all the available channels is by running the Auto
search in the Program menu.
No teletext Make sure the channel you are watching carries teletext information.
Password is forgotten.
If you forget your password, perform the following steps to enter.
When the dialogue box asking you to enter a password appears, press TELETEXT
button, followed by ASPECT button, DSP button and then AUDIO button, and then
you can enter. But make sure not let children know it.
The remote control does
not work properly
Point the remote control at the remote sensor of the STB. Operate the remote
control within 5m.
Remove the obstacle.
Replace the batteries with new ones.