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2019-08-29 by <backshall1@...>
Best bet for removing multi-pin parts is ChipQuik alloy (or similar). Remove as much solder as possible, melt some ChipQuik on each pin, run the soldering iron
2019-08-29 by Synthetech .
If I were to do it again, I would just clip the legs off that IC and then remove the cut off leads from the pcb one at a time... You won t ever need that
2019-08-29 by support
It is 2 hours if you have a professional desoldering tool. I guess you don t have one of those. /Mike On Thu, 2019-08-29 at 18:03 +0000, domgoold@yahoo.com
2019-08-29 by support
your best best for crimping and removing the stem are round nose long pliers. https://www.amazon.com/Beadthoven-Jewelry-Looping-Wrapping-Platinum/dp/
2019-08-29 by support
the yellowing is permanent. Don t mess with it.On Thu, 2019-08-29 at 05:08 +0000, domgoold@yahoo.com [korgpolyex] ... the yellowing is permanent. Don t mess
2019-08-29 by domgoold@...
.... right... hawkmodder s log ... i m going to have a little break here. !! FINALLY !! managed the extract IC29. what a mission. you said this entire mod
2019-08-29 by domgoold@...
sorry, i missed this post - LAST YEAR :-) 2 bounce modes: first plays the the arp series to the end, and then comes back, playing the end note once only second
2019-08-29 by domgoold@...
ok - DONE :-) will see whether it s made any difference later. think i ll forget about the peroxide, don t want to push my luck: those caps are the most
2019-08-29 by domgoold@...
AH ! :-) ok, i was panicking :p lol i m in there. it was just quite stiff/tight.
2019-08-29 by domgoold@...
ok, so i found out how to get the black cage off - had to use fine penknife blade to unclip the side retainers. that went ok on this first one. but i m going
2019-08-29 by domgoold@...
thanks - i realised after posting that there ARE files in the EX800 folder( which i m having trouble downloading, will try again in a bit). video was very
2019-08-28 by Eanna Butler
Hi, there s also this video.. https://www.youtube.com/watch?v=uxFYOz0DE-0 On Wed, Aug 28, 2019 at 12:25 AM support support@hawk800.com [korgpolyex]
2019-08-27 by support
there is a document that explains the process on the Yahoo group files section: https://groups.yahoo.com/neo/groups/korgpolyex/files/2%29%20EX -800/Servicing/
2019-08-27 by support
you will need to be extremely careful when pulling the switches apart. and you will need to be extremely careful when disassembling the switches. There is a
2019-08-27 by domgoold@...
i m having problems with the panel buttons not triggering consistently. think this is an old issue, but i can t seem to search past conversations for tips on
2019-08-26 by domgoold@...
Hi Mike, yes i was confused by the absence of the DILs when i received it. i have plenty of them now :-) want to check what i ve got in the BOM as well,
2019-08-25 by support
Hi Dom, And if you are not sure about your ability to install the kits, then you should think about giving it to someone who can do it for you. /MikeOn Sun,
2019-08-25 by support
Hi Dom, You need four (4) 28 pin DIP sockets for the HAWK version 1.3. One for the main board and three for the HAWK board. Page 5 of the Hawk-800 instructions
2019-08-25 by domgoold@...
Hi, *finally* getting round to doing this upgrade - at last: have not had the ex800 nearby. remembering now what stopped me at the time: my mod mainboard was
2019-06-10 by support
I am glad you got it working but your email does not actually explain how or what. Can you explain in a few more words what you did? If you had installed a
2019-06-10 by Hector David Polo Cheva
CONGRATS! El lun., 10 jun. 2019 3:49 p. m., studio_1a@hotmail.com [korgpolyex]
2019-06-10 by charleschop@...
what was it ? and active sence message or a status byte poll that still remained similar? charles On Monday, June 10, 2019, 4:49:12 p.m. EDT,
2019-06-10 by studio_1a@...
Well, I figured it out, the EX-800 eprom is actually working but slightly different that the Poly800 eprom. I even installed poly800 keyboard in the EX800 and
2019-06-10 by studio_1a@...
same exact power supplies
2019-06-10 by support
Are you using the same power supply on each synth? Do you swap them over? /MikeOn Mon, 2019-06-10 at 02:33 +0000, studio_1a@hotmail.com [korgpolyex] ... Are
2019-06-10 by support
There is no electrical connection or link between the keyboard scanning hardware and the MIDI UART. None - zip - zero. The Poly and the EX behave exactly the
2019-06-10 by studio_1a@...
Ok this could turn out to be an interesting fact, I have captured all 11 waveforms from A L from the KLM596 schematic on my Tektronix scope including the said
2019-06-10 by support
Hi there, The CPU won t get any RES6.5 interrupts unless MIDI bytes are being received. And unless you re sending a large number of MIDI messages, you probably
2019-06-08 by studio_1a@...
Hey Mike, what I meant was, it fires up and all but there are no sounds even after I re-program a few sounds manually there s still nothing, the board is
2019-06-08 by support
Is eprom labeled 840206 the correct one for ex800? Yes, it definitely is the correct EPROM for an EX-800. When you say, it still did not work , does that
2019-06-08 by studio_1a@...
Well after installing the newly programmed eprom it still did not work, but strangely enough it works fine with a Poly-800 eprom. I found another version of
2019-06-05 by studio_1a@...
The checksum was C71DC but it did not solve my no sound issue, well back to the scope to further investigate problem.
2019-06-05 by studio_1a@...
Hi Charles, sorry never had a DW8000, I can t really help
2019-06-05 by studio_1a@...
Thanks Mike, I ll program a new eprom and give that a try. Is that the only version/revision for the EX-800? Do you know the checksum? thx
2019-06-05 by charles chop
know much about a dw8000? ... On Tue, 6/4/19, support support@hawk800.com [korgpolyex] wrote: Subject: Re: [korgpolyex] Re: EX800
2019-06-05 by support
I have them right here: http://www.hawk800.com/downloads/ /MikeOn Wed, 2019-06-05 at 01:27 +0000, studio_1a@hotmail.com [korgpolyex] ... I have them right
2019-06-05 by charles chop
sorry im just going to cut and paste linkls as I find http://www.musictechnologiesgroup.com/mtg_eproms.htm Charles ... On Tue, 6/4/19, studio_1a@hotmail.com
2019-06-05 by studio_1a@...
So, I ve installed a poly-800 eprom marked #830236 into the EX800 and was able to calibrate the unit, all waveforms accounted for. The EX-800 eprom is marked
2019-06-04 by studio_1a@...
Hi, I now have a non-working stock EX-800 it fires up but no sound. Just wondering what are (if any) differences between the ex800 and poly800 Eproms.
2019-06-02 by Steve Daniels
No ounce here either, though I thought it’s been rather quiet in here lately. Steve On Sunday, June 2, 2019, 11:45 AM, charles chop charleschop@yahoo.ca
2019-06-02 by charles chop
no bounce here Charles ... On Sun, 6/2/19, charles chop charleschop@yahoo.ca [korgpolyex] wrote: Subject: Re: [korgpolyex] Yahoo
2019-06-02 by charles chop
cyber police test bounce me ! test I love poly 800 ex800 dw8000 ds8 Charlie ... On Sun, 6/2/19, support support@hawk800.com [korgpolyex]
2019-06-02 by support
Hello Poly fans, I sent a couple of emails to our yahoo group korgpolyex over the last couple of months and some of them bounced back with a 554 message. Their
2019-05-30 by narfman96@...
If anyone lives near upstate New York I need to part with many of the items from my synth collection. I have a Hawk-800 and an EX-800 just sitting here lonely
2019-04-29 by support
I got a chance to carefully review your photos. I did notice that you had the HAWK board mounted on the posts towards the rear of the case. You cannot mount
2019-04-26 by support
yes, there are trimmers. You can download the schematics from the files section. However, if you have not touched them then there should not be any need to
2019-04-25 by pizzicato2007@...
New query- what parts of the board are controlling cutoff and resonance? maybe that is part of the problem? Are there trimmers I may need to reset before
2019-04-10 by pizzicato2007@...
New pic set here! https://www.dropbox.com/sh/n5ejai5fzbhagao/AAD6UqB-ytkLfB76KlXFTo0ia?dl=0
2019-04-09 by pizzicato2007@...
Hey gang, hope everyone had a good weekend, I know I did! So my friend went through the mod, and we deduced it was something with the Atomahawk mod (the solder
2019-04-08 by alexis.ouelhadj@...
Quick update: I saved the data via the tape process to my laptop through my soundcard. I verified the data was corresponding to what was in my P800 with the