[TechAssist] Re: Sony KV27V40 clicks only,found burnt traces]
- From: Phil Bader <philbad@xxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Tue, 05 Nov 2002 14:27:25 -0500
that finished the job!
Phil Bader
Gemini Computer & TV wrote:
>
> That diode is a MTZJ-30D, Sony part# 8-719-982-22. I cannot cross it but I
> do believe that it is a 30 volt zener.
>
> Bob Waterman, CET® #RI-28
> Master Technician License #9109
> Service Manager
> Gemini Computer, TV, & Security Alarms
> (508)695-7302
> (508)695-7769 FAX
> geminitv@xxxxxxxxxxxxxxxx
> geminitv@xxxxxxx
>
> ----- Original Message -----
> From: "Phil Bader" <philbad@xxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Tuesday, November 05, 2002 1:19 PM
> Subject: [TechAssist] Sony KV27V40 clicks only,found burnt traces]
>
> >
> > After replacing main V reg IC601(MX0541, and resistor nearby R606(.47
> > ohm 1w) unit powered up. Tunung looks like tuner bad. One partially
> > tuned station. I ordered a tuner 8-598-431-00 rebuilt, but before I
> > installed it I noticed a zener diode D205 ("D30") connected to tuner
> > pin# 2 shorted.
> > Is D205 a 30volt zener??? NEED this value!
> > Phil Bader
> >
> > Larry, thanks for the fax.
> > There does not seem to be any IC1509,Q1505...No 1500 series anything in
> > this specific chassis.I did change IC541 the TDA8172 vert output IC,
> > same symptom.My next suspect is the CXA2061s Y/C jungle since I think
> > this also provides deflection pulses.
> > Phil Bader
> >
> > "Larry E." wrote:
> > >
> > > Phil, four blinks is No vertical deflection (V STOP). Mutes video
> > > signal, Sony says to check IC1509, Q1505. Hope this helps, Larry
> > > Larry Eastman
> > > American TV & Electronics
> > > Crystal River, Fl. 34428
> > >
> > > Phil Bader wrote:
> > >
> > > > Found traces between the rear jacks burnt open,and another from (-) of
> > > > C212 to jumper JW240 near audio IC401.Repaired both...Plug in, relay
> > > > will click,may click every 10 seconds for a while,never any
> > > > HV,sound,etc.Finally the front stereo LED is on constant, the "stand
> by"
> > > > LED below blinks a series of four times, waits, then four times...
> > > > Anyone know this error code?
> > > > Phil Bader
> > > >
> > >
> > > --
> > > Larry Eastman
> > > American TV & Electronics
> > > Crystal River, Fl.
> > > http://www.tvjunkyard.com
> > >
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> > --
> > Philip Bader
> > Jan Phyl TV Inc. (estab. 1976)
> > 3420 Recker Hwy. Winter Haven, Fl. 33880
> > Fax (863) 299-8821
> > email: philbad@xxxxxxxxxx
> >
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--
Philip Bader
Jan Phyl TV Inc. (estab. 1976)
3420 Recker Hwy. Winter Haven, Fl. 33880
Fax (863) 299-8821
email: philbad@xxxxxxxxxx
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