[TechAssist] Re: [Fwd: Proscan PS35153 (CTC169BJ5) "snaps" heard in CRT neck,...
- From: ELECTRONICACE@xxxxxxx
- To: techassist@xxxxxxxxxxxxx
- Date: Mon, 17 Sep 2001 21:02:53 EDT
on these types of rca's i've seen quite a few bad crt sockets that arc,giving
a sympton that appears to be crt arching.If not then it probably is crt.
good luck.
Paul @ Gptv
In a message dated 9/17/01 6:08:00 PM Eastern Daylight Time,
philbad@xxxxxxxxxx writes:
> Date: Mon, 17 Sep 2001 18:05:23 -0400
> From: Phil Bader <philbad@xxxxxxxxxx>
> Organization: Jan Phyl TV Inc. Winter Haven, Fl. Estab. 1976
> To: "CONSUMERELREPAIR-L@xxxxxxxxxxxxxxxxxxxx"
> <CONSUMERELREPAIR-L@xxxxxxxxxxxxxxxxxxxx>
>
> This is a direct view 35".Customer said it would "lose pix and sound".In
> shop it came on OK but after about 15 min. I could hear a muffled
> arc(like when it's inside the CRT neck)and saw the pix lose focus
> momentarly.I think the arc may have locked the micro for him.With the
> back off I zeroed in with my ears to the CRT neck assy as the origin of
> the sound.I've heard 25 years of CRT guns arcing (like Zeniths!)and this
> sounds like that. Now, this TV uses a seperate G2/focus assembly from
> the flyback. Could this focus block failing INDUCE the heard arc? Or is
> this CRT toast? (CRT: A89AFF15X01, focus blocks# on part: 80432-20A,
> 3A1901)
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