[vintagesynthrepair] Re: ARP Axxe question
2010-03-15 by Malte Rogacki
Hi, Yes, the VCA Gain dlider is up. Well, then turn it down! The Axxe, Odyssey and 2600 all have those VCA Gain sliders. If you want to control the VCA from
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Re: [vintagesynthrepair] ARP Axxe question
2010-03-15 by Neil Boughey
Nicolas I had an Axxe with what sounds like the same problem (and what is a v.common problem on this synth). Check out the sustain and hold switch. If this has
Re: ARP Axxe question
2010-03-15 by Nicolas
Hi, Yes, the VCA Gain dlider is up. Nicolas
Re: [vintagesynthrepair] ARP Axxe question
2010-03-15 by Malte Rogacki
Hi Nicolas; did you turn the VCA Gain slider up per chance?
ARP Axxe question
2010-03-15 by Nicolas
Hi everybody, I just got an ARP Axxe and I m wondering if there is something wrong with the VCA because the note that I play stays always on when I release the
Re: [vintagesynthrepair] Re: TECHNICS KN2000 - striped display
2010-03-12 by eons
Hi, I ve dismantled the LCD display again and this time separated the glass together with rubber contacts strip from the backing pcb (note: the rubber contacts
Re: [vintagesynthrepair] Roland SH 101 power adaptor problem
2010-03-11 by Miguel Mendoza
Scary sentence indeed... Thanks! From: Philip Sent: Thursday, March 11, 2010 6:52 PM To: vintagesynthrepair@yahoogroups.com Subject: Re: [vintagesynthrepair]
Re: [vintagesynthrepair] Roland SH 101 power adaptor problem
2010-03-11 by Philip
Introducing DC voltage of the wrong polarity to electronics can cause a lot of damage. ________________________________ From: Miguel Mendoza
Re: [vintagesynthrepair] Roland SH 101 power adaptor problem
2010-03-11 by Miguel Mendoza
I just checked the psu and it s a regulated psu. I think that I never connected it in the wrong way into the SH, it hapened with other machines. Anyway, I
Re: [vintagesynthrepair] Roland SH 101 power adaptor problem
2010-03-11 by Philip
There s your problem right there, if you ve plugged it in the wrong way round it will almost certainly damage internal components. The 101 is pretty sensitive
Re: [vintagesynthrepair] Roland SH 101 power adaptor problem
2010-03-11 by Miguel Mendoza
Hi Scott, thanks a lot for your answer. The polarity of the external power supply can be swaped changing the position of the tip. Sometimes I have plugged it
Re: [vintagesynthrepair] Roland SH 101 power adaptor problem
2010-03-11 by Scott S.
Miguel, what type of power supplies are you using? I think the SH-101 is positive ground, unlike most other external power supplies. That probably is not your
Re: [vintagesynthrepair] Re: TECHNICS KN2000 - striped display
2010-03-11 by eons
Hi Fran, Thank you very much for your suggestions and help. To tell you the truth I ve already dismantled the LCD to inspect but I did not take the plunge and
Re: TECHNICS KN2000 - striped display
2010-03-10 by narfman96
Hi Eons, Someone has either dropped the synth and it banged the display or they had it apart and put it back together wrong. The LCD glass is not aligned with
TECHNICS KN2000 - striped display
2010-03-10 by eons
Hi all, I have KN2000 for repair that has display with lines (randomly striped display). Replaced the 14-wire harness as someone interfered with the end that
Re: [vintagesynthrepair] XB-2 Roms
2010-03-10 by John Karns
... That archive is a great idea. I have a few I d like to do too; e.g., burn proms from the Proteus 1 & 2 X/R synths and piggyback them in my P3 X/R and
Re: [vintagesynthrepair] XB-2 Roms
2010-03-09 by grantbt@jps.net
I can archive the data if you like: See: http://www.musictechnologiesgroup.com/mtg_eproms.htm ... From: mdonmyers@yahoo.com Sent: Mar 9, 2010 7:36 AM To:
XB-2 Roms
2010-03-09 by mdonmyers@yahoo.com
All, I have come across a couple extra Version 2 Rom sets for the hammond XB-2 If anyone is intrested, send me a direct email mdonmyers@yahoo.com
Re: [vintagesynthrepair] Re: Crumar Trilogy repair
2010-03-09 by Andrea Sanchini
Are you still searching 3330 and 3310 for Crumar? I have spares, of if you want, the complete voice card. Please let me know, thank you Andrea ambrosia800 ha
RE: [vintagesynthrepair] Pay me now or.....
2010-03-06 by Brian
Any equipment with a NiCad battery or alkaline one, are suspect. If they have such batteries and they are in storage for any length of time removing them is
Pay me now or.....
2010-03-06 by Samuel Adams
Would a Yamaha AN1x have such a battery? A Sequential Circuits synthesizer 700 Preset-Programmer ? A Casio MZ-2000? Yamaha PSR 730? I have these in safe
Re: [vintagesynthrepair] Re: Pay me now or.....
2010-03-05 by Paul Cunningham
Thanks awesome advice. Thanks for the link too! -pc
Re: [vintagesynthrepair] Re: Pay me now or.....
2010-03-05 by Arto Koivisto
... I ve used careful scraping, solder (and possibly soldering flux) and q-tips soaked in rubbing alcohol (isopropanol) to clean up the leakages and corroded
Re: [vintagesynthrepair] Re: Pay me now or.....
2010-03-05 by GB
You know you can buy blank PCB s right? GB www.musictechnologiesgroup.com I have (2) Korg Poly 6 s in the shop with the leakage problem. I figure 200-250 to
Re: [vintagesynthrepair] Re: Pay me now or.....
2010-03-04 by Paul Cunningham
I m in the middle of repairing a badly damaged poly-61.... i got the old battery off the board, but there are many surrounding components which look corroded
RE: [vintagesynthrepair] Re: Pay me now or.....
2010-03-04 by Brian
This problem can become even more of a problem if the electrolyte manages to get down into the plated through holes as it can then get into the intermediate
Re: Pay me now or.....
2010-03-04 by Scott Nordlund
... Specifically the problem involves rechargeable NiCd batteries. The more common lithium batteries shouldn t cause any trouble (not that I ve ever seen,
Re: Pay me now or.....
2010-03-04 by Scott
... Some places might not be so evident.I m finding this to be the case right now. I have (2) Korg Poly 6 s in the shop with the leakage problem. I figure
Re: [vintagesynthrepair] Pay me now or.....
2010-03-04 by Rish
We have batteries and holders for about 1500 different instruments at www.Route66studios.com if anyone is interested. Richard ... From: Frank Simon To:
Re: [vintagesynthrepair] Pay me now or.....
2010-03-03 by Frank Simon
The battery acid will leak on your pc board and eat up the copper traces. But that is the easy part. When it chews through the thru vias that can get ugly. I
Roland SH 101 power adaptor problem
2010-03-03 by Miguel Mendoza
Hello group, I m having a problem with my Roland SH 101: When I turn it on, it takes some time to start working. After this, the synth is completly out of
RE: [vintagesynthrepair] Pay me now or.....
2010-03-03 by Alan Probandt
Could you please describe (both for me and for all the people in the future who will be reading this sequence of postings) exactly what kind of damage that an
RE: [vintagesynthrepair] Pay me now or.....
2010-03-03 by Keith Niver
To add to what Scott said about replacing your battery, always do a back-up of your favorite sounds. If your battery dies, they may be lost as well. If you
Re: Peavey DPM2 has blown outputs(?)
2010-02-28 by narfman96
Check under the cover on the bottom for battery corrosion. Scott is right on for that one... Other than that the J111 output FET s are notorious for going bad.
Pay me now or.....
2010-02-28 by Scott
One of the biggest problems I ve come across in servicing/repairing vintage gear is : Memory Battery leakage. If your Memory Battery hasnt been changed in a
Re: Kurzweil SP88x
2010-02-28 by n8398r
Thanks for the help. I was able to get it open and find the source of the mechanical noise in a couple of the keys. Dan
Peavey DPM2 has blown outputs(?)
2010-02-28 by brofjw
Hi. I ve been trying to get as much info on this problem as I can, and so far no luck. I ve had many synths and am always trying out something new. This time
Re: [vintagesynthrepair] Re: Yamaha TG33 power supply
2010-02-26 by Arto Koivisto
... Just as a sidenote, if repairing DC-operated gear adding a overvoltage / reverse polarity protection diode is usually not a bad idea. These are cheap parts
RE: [vintagesynthrepair] Re: Yamaha TG33 power supply
2010-02-26 by Brian
Yes I am in the Crawley area. Also yes unregulated power supplies do have higher than spec voltages OFF LOAD! Bear in mind that almost all keyboards of repute
Re: Yamaha TG33 power supply
2010-02-26 by Royce
Rob, you are correct. I meant to add that the +ve terminal is the centre connector on the plug. Thanks Royce
RE: [vintagesynthrepair] Re: Yamaha TG33 power supply
2010-02-25 by Wayne
Sven, Thank you very much!!! I will have very much fun if I can get this thing working. Wayne ... From: Sven Braamkolk
Re: [vintagesynthrepair] New file uploaded to vintagesynthrepair
2010-02-25 by Wayne
Thank you very much!!! ... From: vintagesynthrepair@yahoogroups.com Subject: [vintagesynthrepair] New file uploaded to
Re: Yamaha TG33 power supply
2010-02-25 by robwilljy
Royce and Brian...you are obviously profesionals that know a lot better than me about all this but I always warn folk about the dangers of using unregulated
RE: [vintagesynthrepair] Re: Yamaha TG33 power supply
2010-02-25 by Sven Braamkolk
hello wayne, I ve just uploaded the files you were searching for. have fun. greetings sven To: vintagesynthrepair@yahoogroups.com From: atlas1301962@yahoo.com
New file uploaded to vintagesynthrepair
2010-02-25 by vintagesynthrepair@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 vintagesynthrepair group. File :
RE: [vintagesynthrepair] Re: Yamaha TG33 power supply
2010-02-25 by Wayne
Brian, It is an old electronic piano from the late 70 s I believe. The only number onther than CP-30 I have is the serial number on it. Since it came
RE: [vintagesynthrepair] Re: Yamaha TG33 power supply
2010-02-25 by Brian
Hi Wayne It doesn’t list in the online list as CP-30, do you by chance have any other numbers? Regards Brian G3OYU From: vintagesynthrepair@yahoogroups.com
RE: [vintagesynthrepair] Re: Yamaha TG33 power supply
2010-02-25 by Wayne
Brain, You stated that you have access to the full line of scans from Yamaha. I was wondering if you could help me with my Yamaha CP-30. It was
New file uploaded to vintagesynthrepair
2010-02-25 by vintagesynthrepair@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 vintagesynthrepair group. File :
Re: Yamaha TG33 power supply
2010-02-25 by Royce
Hi Brian, ... That is fantastic. You wouldn t have the sysex spec to the Yamaha MFC10 pedal board? I m told that it could be in the service manual. Thanks