[TechAssist] Re: Magnavox XS2552 C308 Chassis-25X608-00BB

  • From: peggs <peggs@xxxxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx, <techassist@xxxxxxxxxxxxx>
  • Date: Wed, 28 Sep 2005 09:05:43 -0700

If R432 is bad,130v Regulator probably is also.....

Peggs

At 01:07 PM 9/27/05, Tel-Tek Electronics wrote:
>Thanks Bob.
>For Manual and fix.
>
>Here was the fix.
>R432 (1k) Resistor And C432 (100 Mfd @ 200 V) Cap
>
>-Ed-
>
>
>
>Tel-Tek Electronics
>Ontario-Canada
>
>teltek3@xxxxxxxxxxxx
>----- Original Message -----
>From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxx>
>To: <techassist@xxxxxxxxxxxxx>
>Sent: Tuesday, September 27, 2005 3:29 PM
>Subject: [TechAssist] Re: Magnavox XS2552 C308 Chassis-25X608-00BB
>
>
> > ---------------------------------------------------------------
> > Text pasted from WinSTIPS 2.0
> > http://www.ServiceSoftware.com
> > ---------------------------------------------------------------
> >
> > PHILIPS   X6
> >
> > Dead
> >
> > Abctv
> >
> > C512  10/250
> > Q502  61059700 2sc4769
> > Q501  Horizontal Driver Nte399
> > F401 2.5
> >
> > ---------------------------------------------------------------
> >
> > PHILIPS   X6
> >
> > Dead
> >
> > Palmetto Electronics, Inc.
> >
> > R432 (1k) Resistor And C432 (100 Mfd @ 200 V) Cap
> >
> > ---------------------------------------------------------------
> >
> > PHILIPS   X6
> >
> > Dead / R432 Burnt Open
> >
> > Stroud Tv & Audio Inc.
> >
> > R432 (1k Ohm) And Open C432 (100mfd / 200v) Be Sure To Solder The Driver
> > Transformer On This Chassis
> >
> > ---------------------------------------------------------------
> >
> > PHILIPS   X6
> >
> > Dead After Ac Voltage Increased To Home (From A Helper Elect)
> >
> > Ic410 Str30130, R432 1k-1/4w, F401, C423 470/200
> >
> > ---------------------------------------------------------------
> >
> > PHILIPS   X6
> >
> > Dead Set.  No Startup.  No 5v Standby
> >
> > X6 Chassis
> >
> > Z406 (6.2v) Shorted, D415 & D416 (4835-130-37048 Or Nte519)
> > Open.
> >
> >
> > ---------------------------------------------------------------
> >
> > PHILIPS   X6
> >
> > Dead.
> >
> > Robinson Electronics
> >
> > Replace Capacitor C432  100uf.  200v. (Replace With 250v).
> > Replace Burnt Resistor R432  1000 Ohm 1/4w.
> > Resolder The Parallel Resistors At C432 And Horizontal Driver=
 Transformer
> > Also.
> >
> > ---------------------------------------------------------------
> >
> > PHILIPS   X6
> >
> > Dead.
> >
> > Simpson'S Tv
> >
> > Q501 Horz Driver
> >
> > ---------------------------------------------------------------
> >
> > PHILIPS   X6
> >
> > Dead. 130v Reg Outputs 130v, 5v Line =3D3.5v On Micro
> >
> > Horiz Driver Transformer Open Secondary
> >
> > ---------------------------------------------------------------
> >
> > PHILIPS   X6
> >
> > Dead. Fuses Ok, No Standby Voltage. R432 Smoked
> >
> > Kirk From Kirk'S T V Service Flushing Mi
> >
> > R432 Burned (1k 1/4 Watt)
> > Open Reg IC (Str30130)
> > Open C432 [High Esr]
> >
> > ---------------------------------------------------------------
> >
> > PHILIPS   X6
> >
> > Dead. No Horiz. Drive, Wrong Voltages On Q501 Horiz. Drive Xsistor
> >
> > David'S Tv  Troy, Mo
> >
> > Repl. Shorted Q501. Then Had No Drive To Base Q501. Replaced Damaged
>Ic270.
> > Then Q501 Got Hot, Waveform Ok At Q501 "B" Still No Drive. Found Primary
>Of
> > T504/505 .1ohms Instead Of 140ohms. Repl. T504/505
> >
> > ---------------------------------------------------------------
> >
> > Bob Waterman, CET=AE #RI-28
> > Master Technician License #9109
> > Service Manager / Parts Manager
> > Gemini Computer, TV, & Security Alarms
> > (508)695-7302
> > (508)695-7769 FAX
> > geminitv@xxxxxxxxxxx
> >
> >
> > ----- Original Message -----
> > From: "Tel-Tek Electronics" <teltek3@xxxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Tuesday, September 27, 2005 3:13 PM
> > Subject: [TechAssist] Magnavox XS2552 C308 Chassis-25X608-00BB
> >
> >
> > Need a hand on this set, guys.
> > Set came in dead. Resoldered R524 and R504  (1.6K 1 Watt)
> > Also C432 was open..and bulged. (100uf/200V)
> > Replaced it.
> > H/O not shorted. F401 Pico Fuse not open.
> > Main Fuse not shorted.
> >
> > I don't measure any voltage on Relay....
> >
> > Any ideas and a Manual might help.
> >
> > Thanks;
> >
> > -Ed-
> > Tel-Tek Electronics
> > Ontario-Canada
> >
> > teltek3@xxxxxxxxxxxx
> >=
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