[TechAssist] Re: Zenith Proj TV PV4657R C3R chassis looses video
- From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 20 May 2003 11:12:19 -0400
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Text pasted from WinSTIPS 2.0
http://www.ServiceSoftware.com
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ZENITH 9-1193
Color No Go
Gregboyd1@xxxxxxxx
C2362: 47 @ 50v, C2252: 2.2 Ufd @ 50v, C2365: 100 Ufd @ 16v
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ZENITH 9-1193
Reliability: Always Replace C2252
C2252 On The 9-1193 2.2 Ufd @ 50v
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Text pasted from WinSTIPS 2.0
http://www.ServiceSoftware.com
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ZENITH 9-1195
Video No Go
Duncanville Tv & Video
C2004: 4.7 Ufd @ 25v
C2047: 2.2 Ufd @ 50v
C2076: 47 Ufd @ 16v
C2077: 47 Ufd @ 16v
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Bob Waterman, CET® #RI-28
Master Technician License #9109
Service Manager / Parts Manager
Gemini Computer, TV, & Security Alarms
(508)695-7302
(508)695-7769 FAX
geminitv@xxxxxxxxxxxxxxxx
geminitv@xxxxxxx
www.geminicomputertvsecurityalarms.com
----- Original Message -----
From: <tvservice@xxxxxxxxxxxxx>
To: "Tech-Assist" <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, May 20, 2003 10:12 AM
Subject: [TechAssist] Zenith Proj TV PV4657R C3R chassis looses video
>
> HELP,
> Zenith projo Model PV4657RK 1992 year
> 9-1193 main
> 9-1195 PIP
> 9-1194 power deflection
>
> This set after 1-3 hours will loose video and color, still has OSD
function.
> have bypassed PIP with 4C9 and 4D9 jumper on main board, now have dark
> chroma but still no video
> have replaced many caps (all blue) on main board
> have schematic but difficult to trace signal
> freeze spray does not help
> Anyone have a suggestion short of sending out to rebuilder?
> tia
>
> Robert
> tvservice@xxxxxxxxxxxxx
> H & H Electronics Inc
> Dallas, TX
>
>
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