Re: Xpander intermittent boot failures, hangs, memory loss
2016-06-18 by skoteinos@...
I replaced the old varistors today, no improvement.
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Xpander intermittent boot failures, hangs, memory loss
2016-06-16 by skoteinos@...
Hi! I have owned a US-made Xpander for 1-2 months now. It sounds fine (awesome instrument) but it has some intermittent issues that I am struggling to
Re: [oberheim] Re: Stock soldered battery replacement with holder/coin
2016-06-09 by solar_tapestry@...
Good point. I guess it makes the most sense to add it there :)
Re: [oberheim] Re: Stock soldered battery replacement with holder/coin
2016-06-08 by Daniel Forró
Usually it is CR2032 type, or CR2450 - 3 Volts. Some instruments have special batteries of different shape, not cell type. One of my instruments has special
Re: [oberheim] Re: Stock soldered battery replacement with holder/coin
2016-06-08 by Boniforti Flavio
Hi Solar, why don t you update the Gearslutz thread, as soon as you get your documentation done? ;-) Thanks! F. solar_tapestry@yahoo.com [oberheim]
Re: Stock soldered battery replacement with holder/coin
2016-06-08 by solar_tapestry@...
Also, I would think that having the correct voltage is very import as they arent all the same. Its worth noting installing a battery holder with different
Re: Stock soldered battery replacement with holder/coin
2016-06-08 by solar_tapestry@...
Hello and thanks for the replies and feedback. Untergeek, I saw your page before posting. Thanks for sharing your info and experience. I few thoughts. My
Re: Stock soldered battery replacement with holder/coin
2016-06-08 by jan@...
Did this on my two Matrixes using whatever battery holder was available - with the second Matrix, I was lucky enough to find a CR2032 battery holder that was
Re: [oberheim] Stock soldered battery replacement with holder/coin
2016-06-07 by Boniforti Flavio
Hi all - thanks for your contributions. I also tend to have button-cell batteries when possible, for the ease of future replacements. BR, Flavio.
Re: [oberheim] Stock soldered battery replacement with holder/coin
2016-06-07 by dueco23@...
Hello Matrix-People, If battery life ends on a synth I always replace the original battery with a holder. It simply is the same amount of work and makes
Re: [oberheim] Stock soldered battery replacement with holder/coin
2016-06-07 by Daniel Forró
Hi, Flavio, this can be valid argument, because it s quite possible the quality of older products was better than the recent Chinese cheap imitations :-) But I
Re: [oberheim] Stock soldered battery replacement with holder/coin
2016-06-07 by Boniforti Flavio
Hi Daniel, your thoughts make sense. But isn t it that the new CR2032-like batteries are less prone to battery leakage, and therefore preferred when
Re: [oberheim] Stock soldered battery replacement with holder/coin
2016-06-07 by Daniel Forró
I always wondered why so much synthesizer users want to exchange soldered battery for battery holder, and use standard batteries... It could have some sense
Re: [oberheim] Stock soldered battery replacement with holder/coin
2016-06-07 by Boniforti Flavio
Hi. The correct voltage should be very easy to find out: just read it from the battery you are about to desolder ;-) I did such a job in my GEM S2 Turbo and
Stock soldered battery replacement with holder/coin
2016-06-07 by solar_tapestry@...
Hello I have a Matrix-1000 (cream face model) and would like to replace the stock solder leads battery with a holder/standard coin cell. Does anyone know the
New file uploaded to oberheim
2016-05-18 by oberheim@yahoogroups.com
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the oberheim group. File :
matrix 1000 strange problem!!!!
2016-04-24 by Scotti Gabriel
HI, I have a matrix1000 with firmware 1.16, black version! Everythingwas fine until I decided to service my Matrix 1000 and now somepatches don t play! (for
Matrix 6 repair
2016-03-14 by Michael Piccirillo
I am trying to locate a main Control PC board with the display. Thanks again.... ... On Sun, 3/13/16, Bob Grieb bobgrieb@yahoo.com [oberheim]
Re: [oberheim] Silly question
2016-03-13 by Michael Piccirillo
It s on me, Mario doesn t ask for nor does he need help from the forum. ... On Sun, 3/13/16, Bob Grieb bobgrieb@yahoo.com [oberheim]
Silly question
2016-03-13 by Bob Grieb
One thing that puzzles me... If Mario is as good as he sounds, why would he need or want troubleshooting advice from someone on this list? Just curious. Bob
Re: [oberheim] Matrix 6
2016-03-13 by Michael Piccirillo
nice to hear from a local member since you too had Upscale Music repair your synth. Mario was referred to me by the guys at Electronic Service Labs in
Matrix 6
2016-03-13 by Michael Glanovsky
How funny… I know Mario and have used him to repair a synth too! Regards, Connecticut guy, Michael Glanovsky Wolcott, CT 203-879-1251
Re: [oberheim] Matrix 6
2016-03-12 by Michael Piccirillo
Thank you for your response it is well taken and I will send this to Mario at Upscale Music in Newington ct. Mario is a reputable awarded and competent
Re: [oberheim] Matrix 6
2016-03-12 by Bob Grieb
Michael, A bad display will not affect the unit s ability to turn on unless it is pulling down one of the power supplies. So I would have your service
Matrix 6
2016-03-11 by Michael Piccirillo
hello to all members of this group and well wishes to you. as i am a new member i must explain my reason for joining so here goes. I was lucky enough to
Re: [oberheim] Re: Oberheim Matrix 6 Display Issues?
2016-02-23 by Malte Rogacki
Another thought: I believe the service manual for the Matrix 6 has some errors with regards to the display. If I recall correctly the service manual specifies
Re: [oberheim] Re: Oberheim Matrix 6 Display Issues?
2016-02-23 by Bob Grieb
As your tech should know, after checking the power supplies, you would check the oscillator to the CPU, and also the reset signal to the CPU. If those are
Re: Oberheim Matrix 6 Display Issues?
2016-02-23 by fknchino@...
Hey Bob, Thanks for the reply. Haven t tested the audio outputs yet, the audio out board assembly was fully disconnected at the time I gave it to my tech,
Re: [oberheim] Oberheim Matrix 6 Display Issues?
2016-02-19 by Bob Grieb
Pretty sure the CPU does not read anything back from the display, so if the display is not working, it should not prevent the synth from working. Does the
Oberheim Matrix 6 Display Issues?
2016-02-19 by fknchino@...
Hey everybody! A while back my Matrix started playing up one day at a friends house and kept on turning off randomly. One day I took it home and from what I
Re: [oberheim] Matrix 6 lever malfunctions
2016-02-18 by jvnsmail@...
Thanks for the replies, all... sorry for the delayed update - I forgot all about this once it was fixed! As Dave Garfield suggested, CALIBRATE did the trick
RE: [oberheim] Re: Matrix-12 factory stock patches with multi data
2016-02-16 by Kent Byerly, PhD EE
Awesome!!! Please send the file to kentbyerly@yahoo.com I am eternally in your debt. Now all I need is a schematic diagram of the Matrix 12. Any thoughts on
Re: Matrix-12 factory stock patches with multi data
2016-02-15 by obertech2000@...
I am looking for the factory Matrix 12 patches. Please email to obertech2000@yahoo.com Thank you, Richard
Re: Oberheim group
2016-02-15 by obertech2000@...
Communicate away!
Oberheim group
2016-02-15 by kevin flynn
Hello I would like to be able to communicate with members of the group. I also have some files to post that will be really useful.
Re: Matrix-12 factory stock patches with multi data
2016-02-15 by noiseg33k@...
Hello I have a Sysex file that has all the factory single patches AND MULTI PATCHES for the matrix 12. How do I upload it here? E-mail me at
Re: [oberheim] matrix 6 L3 adjustable coil replacement???
2016-01-31 by Bob Grieb
Thinking about this some more, I think there are just two main parts to this piece. The wire, and the ferrite core. If the wire is burnt out, you can rewind
Re: [oberheim] matrix 6 L3 IF coil transformer replacement???
2016-01-30 by Bob Grieb
I found many inductors for sale that are adjustable. The problem is that most of them have a pretty small adjustment range, like 5% or 10%. If the M6 ones
Re: [oberheim] matrix 6 L3 IF coil transformer replacement???
2016-01-30 by thomas boichard
Hi, Many thanks! I gonna search one... What do you think about these ones??
Re: [oberheim] matrix 6 L3 IF coil transformer replacement???
2016-01-30 by Bob Grieb
That is a variable inductor, listed on the schematic as variable between 3 uH and 7 uH. It is not a transformer, even though it may look like an IF
matrix 6 L3 IF coil transformer replacement???
2016-01-30 by thomas boichard
hi! my component L3 is dead (an IF coil transformer)if you got infos that can help me to find another one, it would be dope!!! mny thanks! Tom/ ps: it looks
Re: [oberheim] Oberheim DSX
2016-01-26 by Daniel Forró
Here are some links to repair centers worldwide: http://www.synfo.nl/pages/synthrepair.html Daniel Forro
Re: [oberheim] Oberheim DSX
2016-01-26 by alfco@...
Sending the machines to USA is very expensive. I assume your linndrum needs a fix as the power and other parts are not Linndrums strongest points. First try to
Re: [oberheim] Oberheim DSX
2016-01-26 by motionboy@...
Dear sarsipri, I really appreciate your help. Probably you have the solution I need. At the moment the machine is at a friends place If I remember it right
Re: [oberheim] Oberheim DSX
2016-01-26 by motionboy@...
At the moment a friend has this machine But if I remember it right it s a JL Cooper Midi Interface - never seen one of these in a DSX. I ll support you guys
Re: [oberheim] Oberheim DSX
2016-01-26 by WT
What type of Midi-interface is installed ? WT
Re: [oberheim] Oberheim DSX
2016-01-26 by alfco@...
I have a working DSX with two versions of the eproms. I can sell you at cost price of the eproms. I advise you to send me the eproms to check if that is the
Re: [oberheim] Oberheim DSX
2016-01-26 by motionboy@...
Dear Daniel I already tried this, but grant[at]musictechnologiesgroup.com wrote me that several clients reported that these Bin s are not working properly so
Re: [oberheim] Oberheim DSX
2016-01-26 by Daniel Forró
You can get them here: http://www.musictechnologiesgroup.com/mtg_eproms.htm Good luck! Daniel Forro
Oberheim DSX
2016-01-25 by motionboy@...
Dear Oberheim Group Members, I own an Oberheim DSX without working OS Eproms. The machine even has a Midi Interface. Could anyone burn me the needed DSX OS