[TechAssist] Re: Philips 55P8341 Chassis PTV915 appears DEAD
- From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 6 Apr 2004 15:38:25 -0400
That sure sounds like a bad SSB to me and they are very common on these. I
have uploaded the following file to the members area:
PTV915 Known Faults.pdf
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@xxxxxxxxxxx
geminitv@xxxxxxx
www.geminicomputertvsecurityalarms.com
----- Original Message -----
From: "walter wood" <wwood_38478@xxxxxxxxx>
To: "Tech Assist" <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, April 06, 2004 3:25 PM
Subject: [TechAssist] Philips 55P8341 Chassis PTV915 appears DEAD
> When power button is pushed relay clicks and a
> second later what sounds like high voltage happens,
> but I cannot see any sign that the High Voltage
> comes up at all.
> H.O.T Checks OK
> Damper checks OK
> Diode 6306 checks OK
> LED on front of set stays full on, no blinks at
> all.
> Voltage across C 2313 is steady at 131vdc.
> attempting to check voltage on collector of the
> H.O.T. gets a small arc, which causes a noise in
> the speakers briefly.
> I cannot be sure of the 200vdc reading as the Fluke
> model 73 goes kinda nuts .
> Is it possible or probable that the SSB is at
> fault?
> Any way to test for that??
> Of course, I have no schematic.
> Any assistance appreciated.
> TIA
> Walter
>
> =====
> Walter Wood
> Future Tech Home Center
> 2786 Hwy. 43 N.
> Lawrenceburg Tn. 38464
> 931-829-3337
> Fax 931-829-4044
> mailto:wwood_38478@xxxxxxxxx
>
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