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SYMPTOM CAUSE POSSIBLE SOLUTION
Picture/No Sound *External Speaker switch in *Switch exterior speaker to on
off position position
*TV muted *Switch mute off with remote
*External speaker circuit *Unplug external speaker plug-
broken sound should come through front
speaker
*Volume level at minimum *Raise volume with remote or
volume button on front of set
behind control door
No Picture, sound or local *TV in video mode *Switch to TV mode with TV/Video
reception on remote or TV/AV button on front
*TV in one of three STD- of set behind door
HRC-IRC cable modes
*No connection to antenna Switch to TV with TV/CATV button
on remote. On-screen will display
mode
Poor or weak reception *Vehicle is in motion *Adequate reception often cannot
be maintained in a moving vehicle