Patches and discussion for Ensoniq VFX family

battery ?


On Saturday, Sep 28, 2002, at 06:30PM, Chris Rolland <chris_i_rolland@...> wrote:

>Hi All . . . I've just joined the group. I used to own a VFX (I 
>bought one of the first), and kept it for 3 happy years before part-
>ex ing it for a Korg 01/Wpro . . . big mistake . . . I wanted my VFX 
>back after a week, but the shop had already sold it!. I bought a 
>second-hand VFX a couple of years ago in non-working order, and have 
>done various repairs (actually it was dead simple . . . fuses, new 
>ROMs, clean the cartridge connector, new battery etc. etc).
>
>I now have a problem I can't work out . . . I don't think it's 
>related to the infamous "Calibration" fault, but I wil bow to 
>anyone's better judgement. If I leave the VFX off for a long time
>(days), when I turn it back on I get either a "Keyboard Receive 
>Error", or a Calibration error (If I ignore this none of the notes 
>work). If I leave it on in this state for about 5 minutes a couple of 
>soft "clicks" can be heard, and if I reboot all is well (apart from a 
>few "ghost" notes until it's really warm). If I leave it on for a 
>while I sometimes can hear the odd soft click, so I wondered about 
>the dodgy connector . . .
>
>Now before I wield soldering Iron to implement the Calibration fix, 
>is this going to solve the problem, or should I just bin the Keyboard 
>module and get another one? I've got all the schematics EXCEPT the 
>Keyboard Module, and the Service Manuals, but there is no mention of 
>this error.
>
>Any ideas anyone?
>
>
>
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>
 

===================
Tim Sullivan
http://www.digitraxs.com
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