[TechAssist] Re: Proscan CTC169
- From: Phil Bader <tjanphyl@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Thu, 30 Sep 2004 11:10:24 -0400
First replace CR4118 (164590/nte588.Then the SMPS IC U4101 (200419),
Vreg transistor Q4101 (200165)and the small lytics around it (15,3.3 and
47MFD's.The 47 may be a 39mfd.). Open resistor "R3U" AKA R4003, 33K,
2W.Start there.
Phil
Hoyt's TV wrote:
>Direct view CTC169
>
>Power supply is not firing up. I cannot find any shorts or heavy loads on
>the output side.
>I've tried watching it on a scope and bringing the AC up slowly, not even a
>twitch.
>Has raw B+.
>I haven't had many CTC169s, does anyone know of any common failures in this
>supply?
>
>Looks like a thousand or more tips in the tip section, will take me a month
>just to sort through them.
>
>Thanks
>
>Russ Hoyt
>Hoyt's TV
>Exeter, NH
>
>
>
>
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--
Philip Bader
Jan Phyl TV Inc. (estab. 1976)
3420 Recker Hwy. Winter Haven, Fl. 33880
Fax (863) 299-8821
email: tjanphyl@xxxxxxxxxxxxxxx
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