Re: Amplifone HV Unit replacement parts - where to buy?

From: Scott Caldwell <scottcaldwell_at_sbcglobal.net>
Date: Fri Sep 16 2005 - 19:40:00 EDT

Arg... That should read "since I don't know how many of these
were replaced 4-5 years ago"...... :)

Scott C.

Scott Caldwell wrote:

> My Star Wars (amplifone) recently died and after doing the
> initial checks, the HV unit is to blame (no neck glow, but
> loads of deflection chatter - verified w/two working deflection
> PCBs). Based on the FAQ and my personal observations, I
> believe I should just shot-gun the HV unit with the following
> parts, since I don't know how many of these two replaced
> 405 years ago when the HV unit was revived). My question is,
> where is the best place to get all of these (one stop shopping)
> within the collecting community or do I need to go to a place
> like mouser, etc. I suspect Bob Roberts would of had all of
> these parts, but obviously that's not an option now.
>
> * Note: The caps were replaced on the HV unit about 4-5 years
> ago and none appear to be bad now, so should I replace them
> anyway, just to be done with it (I'm on the fence about it)? I
> replaced W1 yesterday and it didn't help any. :( The flyback is
> a WinTRON, so that is covered and I can find no cold solder,
> damage, etc. to the HV unit PCB.
>
> - Q1 (2N3904)
> - Q2 (MPSU07)
> - Q3 (BU406D)
> - Q4 (8239)
> - Q5 (2N3904),
> - VR1 (7824CV)
> - VR2 (7924CV)
> - 1N4001 (diodes, believe there are two at CR5 and CR6)
>
> I know ArcadeShop sells a "cap kit" for the Amplifone, but
> don't know if it would include these parts as well. I would
> actually like to buy 3-4 sets of these, since I have a 2nd HV
> unit that has been capped, but still shows no signs of like.
> None of these parts have been replaced *yet*.
>
> Scott C.
>
> ---------------------------------------------------------------------------
>
> ** Unsubscribe, subscribe, or view the archives at
> http://www.vectorlist.org
> ** Please direct other questions, comments, or problems to
> chris@westnet.com
>
>

---------------------------------------------------------------------------
** Unsubscribe, subscribe, or view the archives at http://www.vectorlist.org
** Please direct other questions, comments, or problems to chris@westnet.com
Received on Fri Sep 16 19:35:55 2005

This archive was generated by hypermail 2.1.8 : Sat Sep 17 2005 - 03:50:00 EDT