Doepfer

--- Dieter Doepfer <hardware@doepfer.de> wrote:
> From: "Dieter Doepfer" <hardware@doepfer.de>
> To: "Bakis Sirros" <synth_freak_2000@yahoo.com>
> Subject: AW: [Doepfer_a100] Blown fuse again!
> Date: Mon, 2 Jun 2003 20:33:32 +0200
> 
> > -----Urspr�ngliche Nachricht-----
> > Von: Roel Steverink
> [mailto:r.steverink@wanadoo.nl]
> > Gesendet: Dienstag, 3. Juni 2003 03:54
> > An: Doepfer_a100@yahoogroups.com
> > Betreff: [Doepfer_a100] Blown fuse again!
> >
> >
> > Hi all,
> >
> > Today I bought 2 fuses of T100ma.
> > As soon as I switched the case on, the fuse
> blew!!!
> > To make sure it was not a bad fuse, I tried the
> spare one and...
> > it acted the same way!!! I tell you also what
> happened to
> > the 250ma fuse I tried. This kept working, but
> only the middle
> > control leds of the bus in the case, was lighted.
> (I know 2 of them
> > should light when everything's ok�.
> 
> This indicates that there is a short circuit in the
> frame ! Could be caused
> e.g. if one or more of the modules are connected in
> the wrong way to the
> bus.
> 
> > Now, I know there's something else not right!
> > This the second case this happends with!
> > Any others experienced problems with new cases???
> 
> Test this:
> 
> Remove all modules from the frame. Now 2 LEDs
> located at the power supply
> board and 2 LEDs at the bus board have to light up.
> Otherwise the power
> supply or the bus board is defective (but it is very
> unlikely that this
> happens for 2 different frames).
> Now insert one module after the other and connect it
> to the bus (of course
> during power off !!!). If there is a defective
> module or a wrong connection
> between module and bus board the second LED at the
> bus board will not light
> up. Pay attention to connect to bus cable in the
> right way to the bus board.
> 
> 
> Best regards
> Dieter Doepfer
> Doepfer Musikelektronik GmbH
> Email address: hardware@doepfer.de
> Web Site: www.doepfer.com
> 


=====
synthfreak(parallel worlds)
athens-greece
[Doepfer_a100] group owner

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