[TechAssist] Re: Hitachi 50UX8B in shut down. D912 protect diode flashing, FIX
- From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 31 Mar 2005 10:56:04 -0500
Phil,
This is a very common problem.
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
----- Original Message -----
From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, March 31, 2005 10:53 AM
Subject: [TechAssist] Hitachi 50UX8B in shut down. D912 protect diode
flashing, FIX
> Submitted by local shop.
> Powered on this set, smelled something like a HV arc.
> Pico fuse E994 open
> The +120VDC indicator LED D940 was unlit.
> LED indicator diode for "protect-mode" D912 was flashing.
> HOT good.
> Cause was a small blue 2KV scan disc cap hidden under the larger ones
> had arced internally: C707 "102 / 2KV".
> C707 replaced, E994 replaced fixed set.
> Phil Bader
>
> --
>
> 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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