RE: Ampliphone HV blowing +24v reg (fwd)

I can't remember exactly which reg, but I had a bad BU406D that was blowing
mine. Replaced it along w/ a new reg and was up and running.

> -----Original Message-----
> From: owner-vectorlist@synthcom.com
> [mailto:owner-vectorlist@synthcom.com] On Behalf Of
> Christopher X. Candreva
> Sent: Sunday, January 5, 2003 6:18 PM
> To: vectorlist@synthcom.com
> Subject: VECTOR: Ampliphone HV blowing +24v reg (fwd)
>
>
>
>
> I posted this last night, but I don't think I ever saw it
> show up on the
> list:
>
>
>
> My Ampliphone HV just started blowing the +24v reg. This is
> rebuilt as per
> the FAQ, so it's blowing open a 7824CV. Since it's obviously
> not going to
> be working in time for the 6:00 PM party I'm having, I'm posting.
>
> Thw FAQ says to check for:
>
> make sure rev MCI can is clear of the 5w 50 ohm resistor (it is)
>
> Inspect MCI case for cracks burns (don't see any)
>
> Try replaceing the MCI (I don't have a spare, but an
> replacement ws
> posted to the list)
>
> Check sener diode 1N754A (checked OK)
>
> Is there a way to test the MCI can ? Anything easy to check
> before going
> into full analysis mode ?
>
> -Chris
>
> ==========================================================
> Chris Candreva -- chris@westnet.com -- (914) 967-7816
> WestNet Internet Services of Westchester
> http://www.westnet.com/
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Received on Sun Jan 5 19:27:48 2003