This is a difficult question to answer completely. 7 blinks indicates that one of the C boads has failed. however, there are several an SC,SD, SS and SU.
The procedure is to disconnect each of there boards until the blinking is eliminated. The labor charge is usually around 200.00 and the cost of whichever board is bad. Hope this helps.
Cannot use HDMI with panasonic TH-42PX75U. If connected I get no picture. Works kind of OK with...
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Cannot use HDMI with panasonic TH-42PX75U. If connected I get no picture. Works kind of OK with coax. Connected to COMCAST provided motorola HD box.
When I push TV/Video the only inputs usable are 1,2 & 6 (TV cable and DVD). They are colored...
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When I push TV/Video the only inputs usable are 1,2 & 6 (TV cable and DVD). They are colored blue. Component 2, HDMI 1 & 2 and Video 2 are all grayed out and unusable. The remote just scolls over the grayed areas. I am unable to use a Wii or other components. How can I get the grayed out areas to work?