Questions & Answers for: Zenith signal board replacement

Signal board Replacing A Signal Board How do you replace the large signal board? You shouldnt touch a tv set unless you have the know how of all the HI VOLTAGE saftey issues, just to save a few bucks!

...board. One pin is grounded, one pin is +5 volts and the third is signal. The signal pin should be a little less than 5 volts, and when you use ANY remote the signal pin should have inverted digital ...

signal." Service guy came out and said the Y-board needed replacing. Haven't done this yet If you know anything about electronics, I have one with the same problem, but haven' looked at it yet. I have

...signal icon there is not any red pixels. Please help! this is called cell mis-fire. sometimes this can be adjusted by a qualified service technician and repaired. however most times the " y- main " ...

...signal board. I have recently had the pop of death and decided to buy a new TV. Before trashing the TV I removed all the boards from the TV and have them available for sale, cheaply. Send me an email ...

...signal from the Digital board and see if it is present with the no picture, if it is then it is a bad DMD but if the video signal disappears of then you have a failed Digital board. You can not us a ...

...signal from the Digital board and see if it is present with the no picture, if it is then it is a bad DMD but if the video signal disappears of then you have a failed Digital board. You can not us a ...

...the problem would be either the a/v board no signal is been sent to the main logic board thats control the vertical and horizontal image to the y and z board so you may have to replace the a/v ...

...signal connected to set--via coax or rear inputs?If a DVD alone does not have the problem it is not the set---if on all inputs chroma problem in the set and a board will have to be located and ...

...that mean? What does it mean when no signal and check external input link status? The main board needs replacement. you should be able to get the replacement main board from ...