[TechAssist] Re: Sony KV27FS12 - shuts down
- From: Eric Manuel <tvman@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Mon, 09 May 2005 10:04:17 -0230
Hi Kenneth a tip here..Eric
KV-27FS12 No Vertical, Shutdown Resolder Tuner
Eric
E M Electronics
Deer Lake Nfld
Canada
tvman@xxxxxxxxxxxxxxx
KENNETH BARNES wrote:
> Sony KV27FS12 - still have a problem. 4 blinks. Set came into shop dead.
> Replaced HOT. It then blew two HOT. Changed flyback (bad) and installed new
> flyback, another HOT and changed vert IC502. Hi voltage is normal. B+ on
> HOT is 134V. All voltages on IC502 are normal. When you plug TV into AC it
> comes on for 6 - 8 seconds then shuts down - cannot turn off TV with power
> button. Once it shuts down, you can make it come on by pushing power button,
> then it shuts down in 6 to 8 seconds. By turning on enough times, you get a
> horz line in pix, slightly above center of pix.
> Also D501 and D504 are ok. D620 & D616 are OK. Ring yoke is ok.
> Changed IC702. 200V source is normal.
> What have I missed? Appreciate any help with this one.
> Kenny Barnes TV
> 928 S. Marshall St.
> Boone IA 50036
> Ph. 515 432 5250
> Email: KENNYB928@xxxxxxx<mailto:KENNYB928@xxxxxxx>
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