[TechAssist] Re: update Zenith PVY6067DT rebuilt 9-1674(dead) played OK 3hrs,bowed,then black

  • From: wpt19@xxxxxxxxx (Pete)
  • To: techassist@xxxxxxxxxxxxx
  • Date: Thu, 11 Nov 2004 07:04:02 -0500

 
Your problem maybe is in the convergence board.
Good luck,

pete

Perdomo TV Inc.
Miami,Fl.
   
 
Sender: techassist-bounce@xxxxxxxxxxxxx From:
support@xxxxxxxxxxxxxxxxxx(Intrepid=A0Video=A0Support) Date: Wed, Nov
10, 2004, 5:59pm To: techassist@xxxxxxxxxxxxx Subject: [TechAssist] Re:
update Zenith PVY6067DT rebuilt 9-1674(dead) played OK 3hrs,bowed,then
black Reply=A0to: techassist@xxxxxxxxxxxxx 
Phil, 
That is the supply for the vertical, but vertical IC doesn't usually
fail. I had the same problem recently, replaced that diode and resistor,
worked for about two minutes..then I gave up and replaced the board. 
You can replace these with a 6 month warranty for under $100. Jeff 
-- 
Intrepid Video TV/VCR Repair
263 S Front St, Steelton PA 17113
717-939-7708; (F) 717-564-4952 
www.intrepid-video.com www.tech-repair.net ----- Original Message ----- 
From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, November 10, 2004 4:18 PM
Subject: [TechAssist] update Zenith PVY6067DT rebuilt 9-1674(dead)
played OK 3hrs,bowed,then black 
I pulled the 1674 board and changed the 82k and 110k, tho good.
Further=3D20 tracing located an open 1 ohm resistor next to fly: R3252,
which feeds a =3D 
diode CR3215 that's shorted. My PARTIAL diagram shows this diode=3D20
produces the +26 volts. 
It goes like this: 
Flyback pin 4, toR3252, to CR3215, the +26V. Is this to the vertical
Vcc? if so, probable bad vert IC as well. Phil Bader 
Gemini Computer & TV wrote: 
Yes they do and are a common failure. I would replace them anyway. They
=3D are 82K and 110K. 
Bob Waterman, CET=3DAE #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 -----=3D20 
From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, November 10, 2004 3:28 PM
Subject: [TechAssist] Re: Zenith PVY6067DT rebuilt 9-1674(dead) played
O=3D
K 
3hrs,bowed,then black 
=3D20 
Not sure. will those affect the vertical size of the picture? Or the bo=3D=

w =3D3D 
effect? 
May not have. The 9-1674- kit list did not show those included in it. =3D
I =3D3D 
assume they reside on the 9-1674.
Phil Bader 
Gemini Computer & TV wrote: 
=A0=A0=A0=A0=A0=A0=3D20 
Did you replace R3243 and R3244? 
Bob Waterman, CET=3D3DAE #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 -----=3D3D20 
From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, November 10, 2004 3:13 PM
Subject: [TechAssist] Zenith PVY6067DT rebuilt 9-1674(dead) played OK 
3hrs,bowed,then black 
=3D3D20 
=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=3D20 
Try to put all that in subject line! 
originally was dead with the HOT, diode,etc on the 9-1674 deflection
panel bad. Rebuilt board, and it ran good for several days. Reassembl=3D
ed=3D3D 
=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=3D20 
it and played 3 hours OK. Looked up and saw the picture narrow from t=3D
op=3D3D =A0 =A0 =A0 =3D20 
and bottom with a top and bottom bow. Like an "eye" shape. Powered it=3D 
off, then after a few minutes, when I turned it on again the HV came=3D 
up, CRT filaments glowed, sound there but no picture. All 3 CRT black=3D
=3D2E =3D3D =A0 =A0 =A0 =3D20 
I
=A0=A0=A0=3D20 
assume it went into safety mode and blanked the CRTs. I changed the
convergence module 9-1690 (simply because I had one and the narrow
distorted display could be this module maybe) but the same thing afte=3D r=

installation 
Maybe vertical...
Need some input here.
End of my rope here...
Phil Bader 
--=3D3D20 
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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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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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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