Troubleshooting (continued), No sound, poor stereo sound, A black box appears on the screen – Sanyo AVM-2751S User Manual
Page 16: No captioning, Cannot select or scan some channels, The cabinet makes a popping sound, My remote control will not operate my television
16
TROUBLESHOOTING (Continued)
Do you hear any sound now?
Yes. Mute function was activated or Volume was turned down.
No.
Change Channels
Do you hear any sound now?
Yes. Problem is with program or signal (station, cable, or satellite reception).
No.
Adjust antenna direction/alignment; check connections to AV jacks.
Did sound improve?
Yes. Antenna misadjusted or AV cables were not fully seated.
No.
Select Mono sound from on-screen menu.
No sound, Poor Stereo sound
Press and hold
the Volume
key.
Did the black box disappear or disappear briefly then reappear?
Yes. TV station is broadcasting a Caption text signal without any textual data.
Press the RESET key twice (customized settings will be reset to factory defaults).
To retain customized settings, just turn captioning off (see page 10).
A Black box appears on the screen
Change Channels.
Yes. Set captioning on. Press the Caption key then press the 0 key to highlight Caption1.
No. Tune to a channel that is broadcasting a closed-captioned program.
No Captioning
Is the program
you are watching
closed-captioned?
Did the problem go away?
Yes. It may have been the channel scan memory or V-Guide settings.
Cannot select or scan some channels
Press the RESET
key twice
(personalized
settings will be
reset to factory
defaults).
The cabinet makes a popping sound
This is a normal condition during the warm-up and cool down of the plastic cabinet parts.
Does the remote control work now?
Yes. There may have been an object between the Remote and TV.
No.
Replace the batteries or confirm that the batteries are properly installed.
My remote control will not operate my Television
Be sure to point
the remote control
at the TV.