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I haven't totally finished recapping the PSU and replacing the battery. But the new eproms did work! I will say it was a bit awkward at first because the buttons on the EX aren't labeled the same.

Thanks for the recommendations! I ordered the pro1 upgrade set from eprom pro and located the jumpers to change. I read about the power supply solder fixes and now will look into a replacement

You will need 6 programmed Eproms to fill out the sound banks, and 4 programmed eproms for the OS.? You will not need to remove any of the existing sound bank chips, if upgrading to a PRO2. At the

Here are some photos of the inside of my k1000 EX pre-upgrade. I know this is an old thread. I had a lot of trouble finding info about this specific module and would like to add more info to help

I can take some today! I'm working on one too. Very grateful to find this thread as I was hearing mixed info on whether or not EX modules could be upgraded.

This OLED is not from a US source but from China: https://www.aliexpress.us/item/3256807774480278.html If the URL doesn't work you can search Aliexpress.us for 3256807774480278 or WEH001602A. It

Hello to the list, My friend who's working on my 100GX found a resistor tied int at the power jack and going to a spot on the power supply board. Any of you folks who do board level work on these have

Thanks, Dennis. I'll point that out to him. I want that GX fixed so I can sample the hell out of it and then get it upgraded and load the bank of bass sounds David Etheridge sent me -- this will be my

Hi Jerome.. Nothing comes on, no speaker sound, no LCD display, no headphones.. I think leaking or swollen caps, and look for charring or combustion evidence on the board,, I read here on an

The schematics on https://k1000.net <http://k1000.net> are in pdf format so can be expanded. When doing so the letters are not as readable as one would desire but I have used them successfully. Did

Hey, folks, I know these are on the site, but my friend who's working on my busted GX says they're difficult to use because so much is so small. Anyone know of another source for these

The group home page says "Other Kurzweil products welcome include [...] EGP, Mark III ?& IV [...]" so I will try to help here. Kurzweil's web site distributors list (

Hi.I have an Ensemble Grand, MK111 which has given up the ghost.? I live in Bulgaria, and cannot find anyone to service it. It is of course massively heavy, and I don't fancy moving it, unless it

Hi. I have an Ensemble Grand, MK111 which has given up the ghost.? I live in Bulgaria, and cannot find anyone here to service it. It is of course massively heavy, and I don't fancy moving it,

Note folks that there's a shipping method that may be cheaper -- I've had things shipped via Greyhound in the past (I got my Prophet T8 from the pacific northwest that way, for example). Everyone goes

Thanks for the suggestion re: the group on Facebook. I should say that I am in Boston but regularly go to Central Maine, if that makes a different to anyone.

I'd like to point out that this keyboard with a little TLC would make a great first unit in a chain link setup of several Pro1 modules. There's something nice about being able to hold down the

I applaud you for wanting to keep it out of a landfill (or e-cycling!). If you were within 100 miles or so of me, we'd be talking about where to meet. I do this sort of thing for fun, currently

Hello, K1000-K1200 people! My name is Aaron and I live in the Boston area. I have a K1200 professional keyboard my dad bought from a music store back in about 1990. It's been used for noodling around

Yes, exactly. It would be far too much to hope that they use consistent key ranges across different samples, but yes, that would do great things for reducing the amount of memory the samples take.