Archive of the former Yahoo!Groups mailing list: Yamaha CS80

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Subject: Re: Working on live boards?

From: "Rick" <echo7even@...>
Date: 2008-01-09

JL and I were discussing the reason why Yamaha decided to run the
supply line to the cages.. anyone have a clue why they did this other
then perhaps trying to battle ground loops?

-r





--- In yamahacs80@yahoogroups.com, The OldCrow <oldcrow@...> wrote:
>
> I have an old wooden drafting board i set on top of the keyboard
frame
> that I work on boards with without fear of shorting against live or
> grounded rails. Each card will operate removed from its cage position.
>
> Crow
> /∗∗/
>
> JH. wrote:
> > When I want to measure on an individual board (like the PRA board)
- can I
> > do this outside the card cage?
> >
> > I know the mounting screws carry +15V and GND, but there's also
cables
> > running to the board for +15V and GND, so it should be possible to
remove
> > them, turn the CS-80's power on, and measure on the boards- right ?
> >
> > Please confirm, or stop me from making anything stupid ...
> >
> > JH.
> >
>