Re: 55 inch Plasma Viera (VIERA TC-P55GT30) not turning on. 7 blinking red lights.
It works!!! I received a refurbished SC board in the mail today from Panasonic and installed it in the tv. I was very excited to see a picture. Well, a picture with black lines running across the screen. No worries. I just had to adjust the ribbons from the panel to the SD & SU boards so they had proper contacts. It only took me about another 5 or 10 minutes to make the fine adjustment but when I was done I had an awesome picture.
I'm very glad that forums like this exist. I was...
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Re: 55 inch Plasma Viera (VIERA TC-P55GT30) not turning on. 7 blinking red lights.
So based on everything your saying, it seems to me that my SC board may be the culprit. I found a refurb through Panasonic Parts for about $100. A brand new one for $475 but im not paying that. Id rather buy a new tv. I think I'm going to take the dive and pick it up the refurb.
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Re: 55 inch Plasma Viera (VIERA TC-P55GT30) not turning on. 7 blinking red lights.
I'm not moving very fast at all. I'm testing all the pins and with the negative lead on the HV and the positive on the pin my multi-meter never goes off 1. Am I placing the leads in the correct spots?
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Re: 55 inch Plasma Viera (VIERA TC-P55GT30) not turning on. 7 blinking red lights.
I tried reversing the leads. I placed the positive lead on the HV screw placement and the negative on each pin and got a reading. My meter came back with an average of 721. I'm not sure what that means though.
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Re: 55 inch Plasma Viera (VIERA TC-P55GT30) not turning on. 7 blinking red lights.
Yes I placed the leads together to ensure that it was working properly. When I did this the meter went to 0. I also did test all the pin connectors on both set of boards. I'll go back over them again to make sure I didn't miss any.
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Re: 55 inch Plasma Viera (VIERA TC-P55GT30) not turning on. 7 blinking red lights.
Ok, Tom. Assuming I did this correctly, neither my old or newly purchased SD / SU boards have continuity. My multi-meter never goes off 1. I checked ever pin where the ribbons attached and got the same result. I've attached a photo to make sure that I've placed the leads in the correct spots....
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Re: 55 inch Plasma Viera (VIERA TC-P55GT30) not turning on. 7 blinking red lights.
Ok. Here is a photo of my recently purchased and installed SD & SU boards and my old SC board. Again, the video that I watched said that if you unplug the ribbon that is found in the top right corner of the picture on the SC board and the tv blinks 8 times the SC board is bad. By what I've read on your posts, Tom, you know what your talking about so I'll take your advice.
Also, I'm not sure how to post a picture so I just added it as an attachment....
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Re: 55 inch Plasma Viera (VIERA TC-P55GT30) not turning on. 7 blinking red lights.
Hello!! I too have a TC-P55GT30 with the 7 blinking lights. I've reviewed this entire thread and follow all the steps suggested. Unfortunately, I'm not very skilled with testing specific components so I just decided to replace boards. I started with replacing the SD & SU boards. (Found them pretty cheep on eBay.) I still have the same 7 blinking lights. I saw on a youtube video that when the SC board ribbon is disconnected the 7 flashes goes to 8 flashes and this indicates that the SC board is...
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