Appendix C: Troubleshooting - ProScan PS61670 User Manual

Blank screen
• Maybe the device connected to the input jacks is not turned on.
• Try another channel.
• PressRESET,in case the picture controls are set too low.
No
sound, picture okay
• Maybe sound is muted. Try pressing volume up button to restore sound.
• Maybe TV's speakers are turned off. Check the Audio Output and Speakers control panel in the Audio menu.:
• If using an S-VHS component, remember to also connect the component's L and R AUDIO OUT jacks to the TV's L
and R INPUT 1 jacks. =
Can't select certain channel
• Channel may be blocked or not approved in the Parental Controls menu.
• If using a VCR, check to make sure the TV/VCR switch on the VCR is in the correct position.
Noisy stereo reception
• May be a weak station. Use SOUND button to change to mono mode instead of stereo.
No picture, no sound but TV is on
• Maybe the cable/air function is set to the wrong position.
• Maybe a vacant channel is tuned.
• If watching VCR (connected only through antenna input), make sure TV is tuned to channel 3 or 4 - same as C_H3/4
switch on VCR. Also check to make sure TV/MCR switch on VCR is in correct position.
Sound okay, picture poor
• Check antenna connections.
• Try adjusting sharpness function to improve weak signals.
Black Box appears on the screen:
• Captioning may be turned on. Check the Closed-Caption Display control panel in the Channel menu.
TV GUIDE Plus+ IR
Controllers not working
• Check to make sure the controllers are positioned correctly over the IR remote sensors.
• Your remote may be interfering with the IR controller. Place a piece of dark tape over the IR controller.
• TV GUIDE Plus+ control of a cable box is slower than direct control of the box itself. Keep this in mind when
changing channels.
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