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> The part of the ribbon that breaks is on the bends. Actually Ithink
> the sliders use the wire connectors not the flex, but I'll need toand
> double check.
>
> I just bought a 2nd polaris last night and it is a bit sick so I'll
> dig out my service manual w/calibration info in the next few days
> revisit the ADC circuitry. I can email a .pdf of the proceedureor
> post to this file area if it is open.headphone
>
> One thing I highly recommend is lifting the ground from the
> jack and grounding it along w/the other jacks (orange wire on mynoise
> polaris, blue wire is disconnected). That removes digital hash
> from the phones output.amp
>
> While you are checking out the unit, listen for inconsistancies
> between voices. For example, the polaris I'm debugging now has a
> voice that is permanently detuned. I tracked it down to a bad op-
> (TL084) last night and am waiting for a replacement part. If youtweezer
> play a sequence of 6 notes, you can identify the bad voice and then
> just hold the bad note. To narrow down which voice, I use a
> destabilize the voice chip-- you can tap on pin 4 (maybe 5) of the
> CEM3374 and hear a change in the voice if it is the chip that is
> playing now. Be careful not to short anything!
>
> -Ben
>