[TechAssist] Re: Mitsubishi CS3515R sides fluctuate,jagged in 30 sec.FIX
- From: "tony saracco" <tcselectronics@xxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 22 Jul 2003 22:18:33 -0500
I had this same prob and it took forever to find. changed all the same
components and I to thought it was fixed but sadly it came back a week
later. Found the problen to be a bad connection on a zenior diode D5001 I
belive located in the center - frontof the sweep bd. Check it before
releasing.
Tony Saracco
TCS ELECTRONICS
Elgin , IL 60120
847-695-1928
tcselectronics@xxxxxxxxxxxxxxxx
----- Original Message -----
From: "Philip Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, July 22, 2003 3:37 PM
Subject: [TechAssist] Mitsubishi CS3515R sides fluctuate,jagged in 30
sec.FIX
> Power this 35 inch TV on and in 30 seconds, as the CRT warms to full
> brightness the left and right sides erratically fluctuate inward several
> inches, like the regulation is collapsing.Some jagged "christmas
> tree-ing" as well.
> After replacing all bad electrolytics around the SMPS, which was most
> all (another shop seems to have done that to the vertical already)
> Replaced C921,963,925,930,960,926,C5H9,C914,916.
> Among them all the 2200mdf caps.
> Still did the same symptom.
> After finally changing the STRS5141G all was cured.
> I guess the bad caps stresses the regulator.
> This chassis does not have the usual PIP module.
> Phil Bader
> --
> 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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