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robint Guest
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Posted: Wed Jun 01, 2005 9:12 am Post subject: Sony KV-A2911S TV |
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Tv starts in black and white then goes into colour after a few minutes, generally flicks between colour and B/W, syays in colour after about 15 to 30 minutes. |
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Istvan Pocs
Joined: 17 Nov 2004 Posts: 28 Location: Budapest
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Posted: Wed Jun 01, 2005 1:33 pm Post subject: |
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Hi,
Swapping trimmercapacitors past quarz. Sorry english! |
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gary
Joined: 05 Apr 2005 Posts: 584 Location: MANCHESTER, uk
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Posted: Tue Jun 07, 2005 1:23 pm Post subject: |
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REPLACE TRIMMER CT301? WITH 15PF 50V CAP FOR LASTING CURE |
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Istvan Pocs
Joined: 17 Nov 2004 Posts: 28 Location: Budapest
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Posted: Wed Jun 08, 2005 4:50 am Post subject: |
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Hi,
TDA 4650 21 pin: 8,86 Mhz quarz-trimmer PAL color adjust! The trims he's bad be.
Istvan |
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sheldonstv Guest
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Posted: Thu Jun 09, 2005 4:53 pm Post subject: |
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replace the trimmer on main pcb(ref osc) with a 15-20 pf capacitor-this is a stock fault and it should cure your problem
regards mike
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john Guest
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Posted: Sat Aug 13, 2005 3:09 pm Post subject: Re: Sony KV-A2911S TV |
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robint wrote: | Tv starts in black and white then goes into colour after a few minutes, generally flicks between colour and B/W, syays in colour after about 15 to 30 minutes. |
There a small preset on the tube base panel which need a small tweak |
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