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pinoyeagle
Joined: 26 Jun 2008 Posts: 12
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Posted: Tue Jul 01, 2008 5:12 pm Post subject: Hitachi 55HDT79 no display |
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I got this Plasma with no display. It turns on and off OK. I checked the 5V, 11V and 90V. The 90V is missing. What could be the problem? |
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minnie
Joined: 18 Aug 2005 Posts: 2880 Location: Hell
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Posted: Tue Jul 01, 2008 9:24 pm Post subject: |
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Take a moment to carefully observe the COFs Chip on Film. (Left Side black chips mounted on the flexible ribbon cables). Look very closely for burns and/or small holes in these chips. Look very closely for any ribbon cable damage on the connections to the Panel itself from the X and Y SUS. If any defect is seen, the Panel is defective. |
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mikmar Guest
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Posted: Sat Feb 07, 2009 6:19 pm Post subject: |
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I have the exact same problem. I inspected the flexie ribbon cables buy found nonburn marks. I beleive the problem is the power supply but have not found Any bad components yet. My set is a 55hdx62. |
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