even tho i speak english im crap at punctuation always have been sorry thats why i try to do as many small paragraphs as possible ----- Original Message ----- From: "Malte Krug" <pajacke@...> To: <emax@yahoogroups.com> Sent: Wednesday, February 24, 2010 3:57 PM Subject: Re: [english 100%] Re: [emax] Re: Emax Problem Diagnosis > OFF TOPIC > > > @Jammie: I appreciate and respect your expertise in helping us all with > our beloved old samplers, but is it possible for you to use some > punctuation marks in your mailings? > > For me, being a non-native english speaker, it's sometimes difficult to > get to the point of your postings. > > Again, no offense, just asking, > > cu > Malte > > > > > > Am 24.02.2010, 16:12 Uhr, schrieb jammie <jammie.emma@...>: > >> yes those smp08 are fantastic very fast slew rate the envelopes will be >> snappier as the sample and hold responde quicker to the transients >> >> so it was the 8bit dac for the cv circuit that was at fault there you go >> just goes to show what 20 years of synth servicing does pay off i was >> glad >> to of helped >> that fix by a repair tech in usa would have cost you $70 per hour >> >> also as see your upgrading chips the tlo82 can be upgraded to to tle7072 >> i >> have fitted these for the sq80 sq1 eps sampler and the dss1 from the >> 2448 op >> amps there clean and have a great headroom with out distrortion they are >> direct drop ins as they are now the replacement chip for the tloxx series >> ----- Original Message ----- >> From: "Preslav Lefterov" <plefterov@...> >> To: <emax@yahoogroups.com> >> Sent: Wednesday, February 24, 2010 2:39 PM >> Subject: Re: [emax] Re: Emax Problem Diagnosis >> >> >>> Just an update: >>> >>> After purchasing the AD7524 (link below) from Digikey in the US and >>> replacing it, my Emax works now. Thanks to Jammie for all the help in >>> the >>> diagnosis. >>> >>> Preslav >>> >>> On Tue, Feb 9, 2010 at 4:30 PM, Preslav Lefterov >>> <plefterov@...>wrote: >>> >>>> Digikey seems to have them. Would these variations work: >>>> >>>> *AD7524* : >>>> http://search.digikey.com/scripts/DkSearch/dksus.dll?WT.z_header=search_go&lang=en&site=us&keywords=AD7524JNZ-ND&x=0&y=0 >>>> *TL 082:* >>>> http://search.digikey.com/scripts/DkSearch/dksus.dll?WT.z_header=search_go&lang=en&site=us&keywords=TL082CPNS-ND+&x=15&y=15 >>>> >>>> I also thought I'd order the SMP08. These are them correct: >>>> http://cgi.ebay.com/Qty-3-Analog-Devices-AD-SMP08F-SMP08-8-ch-S-H-NEW_W0QQitemZ310061621913QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item48311ce299#ht_891wt_1167? >>>> >>>> >>>> Thanks. Will keep you updated with the progress once I replace these >>>> ICs. >>>> >>>> >>>> Preslav >>>> >>>> On Tue, Feb 9, 2010 at 1:35 PM, jammie >>>> <jammie.emma@...>wrote: >>>> >>>>> >>>>> >>>>> YOU CAN STILL get them rs or digikey farnell >>>>> >>>>> ----- Original Message ----- >>>>> From: "Preslav Lefterov" <plefterov@... <plefterov%40gmail.com>> >>>>> To: <emax@yahoogroups.com <emax%40yahoogroups.com>> >>>>> Sent: Tuesday, February 09, 2010 2:02 PM >>>>> Subject: Re: [emax] Re: Emax Problem Diagnosis >>>>> >>>>> > Should I try replacing the AD 7524 and/or the TL082? How hard are >>>>> > these >>>>> to >>>>> > find ? >>>>> > >>>>> > >>>>> > Preslav >>>>> > >>>>> > On Tue, Feb 9, 2010 at 1:56 AM, jammie >>>>> > <jammie.emma@...<jammie.emma%40blueyonder.co.uk>> >>>>> >>>>> > wrote: >>>>> > >>>>> >> >>>>> >> >>>>> >> yes >>>>> >> >>>>> >> it could be a broken cv dac or it could be the opamp the tlo82 >>>>> >> >>>>> >> ----- Original Message ----- >>>>> >> From: "Preslav Lefterov" <plefterov@... >>>>> >> <plefterov%40gmail.com><plefterov% >>>>> 40gmail.com>> >>>>> >> To: <emax@yahoogroups.com <emax%40yahoogroups.com> <emax% >>>>> 40yahoogroups.com>> >>>>> >> Sent: Monday, February 08, 2010 10:01 PM >>>>> >> Subject: Re: [emax] Re: Emax Problem Diagnosis >>>>> >> >>>>> >> > Jammie, >>>>> >> > >>>>> >> > Just tested: >>>>> >> > >>>>> >> > Preset Definition: Realtime controls: Pedal to FC - nothing; >>>>> Pedal >>>>> >> > to >>>>> >> > Pitch >>>>> >> > - I hear it modulating the pitch. >>>>> >> > >>>>> >> > Then I tried MIDI A to FC: >>>>> >> > >>>>> >> > I assigned MIDI A to FC and modulated that from an external >>>>> source >>>>> >> > (Cubase). >>>>> >> > When I assigned Midi A to Pitch it works and modulates the Pitch. >>>>> When >>>>> >> > I >>>>> >> > switch to volume/frequency/pan - I get nothing. Should I be >>>>> >> > measuring >>>>> >>>>> >> > the >>>>> >> > voltage across pin 3 of the ssm2300s while I'm modulating with >>>>> MIDI >>>>> >> > A >>>>> / >>>>> >> > Pedal? >>>>> >> > >>>>> >> > >>>>> >> > Preslav >>>>> >> > >>>>> >> > >>>>> >> > On Mon, Feb 8, 2010 at 2:40 PM, jammie >>>>> >> > <jammie.emma@... <jammie.emma%40blueyonder.co.uk> >>>>> <jammie.emma%40blueyonder.co.uk>> >>>>> >> >>>>> >> > wrote: >>>>> >> > >>>>> >> >> >>>>> >> >> >>>>> >> >> you are not getting any cv voltage its just set to ov >>>>> >> >> >>>>> >> >> that no voltage >>>>> >> >> >>>>> >> >> so no voltage is being sent out by the ssm2300 >>>>> >> >> >>>>> >> >> ov means no resonance no volume no filtercut no pan >>>>> >> >> >>>>> >> >> try setting up an external contreol to the filter cutoff to if >>>>> it >>>>> will >>>>> >> >> sweep >>>>> >> >> >>>>> >> >> ----- Original Message ----- >>>>> >> >> From: "Preslav Lefterov" >>>>> >> >> <plefterov@...<plefterov%40gmail.com> >>>>> >> >> <plefterov%40gmail.com><plefterov% >>>>> >> 40gmail.com>> >>>>> >> >> To: <emax@yahoogroups.com <emax%40yahoogroups.com> <emax% >>>>> 40yahoogroups.com> <emax% >>>>> >> 40yahoogroups.com>> >>>>> >> >> Sent: Monday, February 08, 2010 7:06 PM >>>>> >> >> Subject: Re: [emax] Re: Emax Problem Diagnosis >>>>> >> >> >>>>> >> >> > Jammie, >>>>> >> >> > >>>>> >> >> > Sorry for the delay. Got the readings: >>>>> >> >> > >>>>> >> >> > *IC41: * >>>>> >> >> > >>>>> >> >> > I have +10V on pin8, and -12V on pin4. >>>>> >> >> > >>>>> >> >> > *IC49:* >>>>> >> >> > >>>>> >> >> > I have +5V on pin 14 >>>>> >> >> > >>>>> >> >> > *SSM2300s:* >>>>> >> >> > >>>>> >> >> > On all 4 I consistently have the following readings: >>>>> >> >> > >>>>> >> >> > pin 7 = -4.87V, pin 16 = +10.0V, pin 3 = 0.00V >>>>> >> >> > >>>>> >> >> > >>>>> >> >> > Any other ideas? You mentioned I should be getting 0-5V on >>>>> pin 3 >>>>> >> >> > from >>>>> >> >> > the >>>>> >> >> >>>>> >> >> > CV >>>>> >> >> > voltage on all ssm2300s...how can I test that the voltage goes >>>>> >> >> > up >>>>> to >>>>> >> 5v >>>>> >> >> > since now it stays at 0.00v? >>>>> >> >> > >>>>> >> >> > >>>>> >> >> > Thanks, >>>>> >> >> > >>>>> >> >> > Preslav >>>>> >> >> > >>>>> >> >> > >>>>> >> >> > >>>>> >> >> > >>>>> >> >> > On Sat, Feb 6, 2010 at 4:04 PM, jammie >>>>> >> >> > <jammie.emma@... >>>>> >> >> > <jammie.emma%40blueyonder.co.uk><jammie.emma% >>>>> 40blueyonder.co.uk> >>>>> >> <jammie.emma%40blueyonder.co.uk>> >>>>> >> >>>>> >> >> >>>>> >> >> > wrote: >>>>> >> >> > >>>>> >> >> >> >>>>> >> >> >> >>>>> >> >> >> no pins 8 +10v >>>>> >> >> >> pins 4 -12v are of off the tl082 ic41 >>>>> >> >> >> >>>>> >> >> >> pin 3 gnd >>>>> >> >> >> pin 14 +5v are from the ic49 ad7524 >>>>> >> >> >> >>>>> >> >> >> i said use pin 3 ground as your reference ground for testing >>>>> >> >> >> the >>>>> >> >> >> pins >>>>> >> >>>>> >> >> >> on >>>>> >> >> >> the >>>>> >> >> >> tl082 >>>>> >> >> >> >>>>> >> >> >> pin 3 on the ssm2300 is the cv voltage check this to see if >>>>> you >>>>> are >>>>> >> >> >> getting >>>>> >> >> >> >>>>> >> >> >> the cv 0-5v >>>>> >> >> >> >>>>> >> >> >> the rest of the pins for the ssm2300 are correct >>>>> >> >> >> >>>>> >> >> >> ----- Original Message ----- >>>>> >> >> >> From: "Preslav Lefterov" >>>>> >> >> >> <plefterov@... <plefterov%40gmail.com><plefterov% >>>>> 40gmail.com> >>>>> >> >> >> <plefterov%40gmail.com><plefterov% >>>>> >> >> 40gmail.com>> >>>>> >> >> >> To: <emax@yahoogroups.com <emax%40yahoogroups.com> <emax% >>>>> 40yahoogroups.com> <emax% >>>>> >> 40yahoogroups.com> <emax% >>>>> >> >> 40yahoogroups.com>> >>>>> >> >> >> Sent: Saturday, February 06, 2010 8:14 PM >>>>> >> >> >> Subject: Re: [emax] Re: Emax Problem Diagnosis >>>>> >> >> >> >>>>> >> >> >> > Jammie, >>>>> >> >> >> > >>>>> >> >> >> > Ok let me run through this stuff and make sure I understand >>>>> >> >> >> > correctly >>>>> >> >> >> > (I >>>>> >> >> >> > should be able to do all the tests later today or >>>>> tomorrow): >>>>> >> >> >> > >>>>> >> >> >> > 1. SSM2300s are fed by the *74HCT273* latching circuit. Is >>>>> >> >> >> > this >>>>> >>>>> >> >> >> > the >>>>> >> >> >> > name >>>>> >> >> >> > of >>>>> >> >> >> > the actual circuit as per the schematics or is it a >>>>> specific >>>>> >> >> >> > IC >>>>> >>>>> >> >> >> > or >>>>> >> >> >> > other >>>>> >> >> >> > component? >>>>> >> >> >> > >>>>> >> >> >> > >>>>> >> >> >> > 2. I need to check the following pins on *IC49 (AD7524): * >>>>> >> >> >> > * >>>>> >> >> >> > ----> pin 8 should be +10V >>>>> >> >> >> > -----> pin 4 should be -12V >>>>> >> >> >> > -----> pin 3 is GROUND >>>>> >> >> >> > -----> pin 14 should be +5V >>>>> >> >> >> > >>>>> >> >> >> > 3. I need to check the following pins on IC41 (tlo82): >>>>> >> >> >> > -----> pin 1 should be 0-5V (this is the output to all >>>>> SSM2300s) >>>>> >> >> >> > >>>>> >> >> >> > Which pin on IC41(tlo82) is GROUND? >>>>> >> >> >> > >>>>> >> >> >> > 4. I need to check the voltages on these pins on all >>>>> >> >> >> > SSM2300s: >>>>> >> >> >> > >>>>> >> >> >> > ----> pin 7 should be -5V >>>>> >> >> >> > ----> pin 8 is GROUND >>>>> >> >> >> > ----> pin 16 should be +10V >>>>> >> >> >> > >>>>> >> >> >> > 5. ICil327 is the -5V regulator, so if I am nto getting >>>>> this >>>>> >> voltage >>>>> >> >> to >>>>> >> >> >> > the >>>>> >> >> >> > SSM2300s I can try replacing this? >>>>> >> >> >> > >>>>> >> >> >> > 6. Transistor TIP29 / QQ306 is the +10V regulator. It is >>>>> attached >>>>> >> to >>>>> >> >> >> > a >>>>> >> >> >> > heatsink ZE323. If I am not getting +10V I can try >>>>> replacing >>>>> this >>>>> >> >> >> > transistor? >>>>> >> >> >> > >>>>> >> >> >> > >>>>> >> >> >> > Just wanted to summarize your instructions. I will check >>>>> all >>>>> this >>>>> >> >> stuff >>>>> >> >> >> as >>>>> >> >> >> > soon as I get to the studio (there is a snowstorm here and >>>>> my >>>>> car >>>>> >> is >>>>> >> >> >> stuck >>>>> >> >> >> > currently). >>>>> >> >> >> > >>>>> >> >> >> > >>>>> >> >> >> > Thank you for guiding me through this again. >>>>> >> >> >> > >>>>> >> >> >> > >>>>> >> >> >> > Preslav >>>>> >> >> >> > >>>>> >> >> >> > >>>>> >> >> >> > >>>>> >> >> >> > * >>>>> >> >> >> > >>>>> >> >> >> > On Sat, Feb 6, 2010 at 10:26 AM, jammie >>>>> >> >> >> > <jammie.emma@... >>>>> >> >> >> > <jammie.emma%40blueyonder.co.uk><jammie.emma% >>>>> 40blueyonder.co.uk> >>>>> >> >> >> > <jammie.emma%40blueyonder.co.uk><jammie.emma% >>>>> >> >>>>> >> >> 40blueyonder.co.uk>>wrote: >>>>> >> >> >>>>> >> >> >> > >>>>> >> >> >> >> >>>>> >> >> >> >> >>>>> >> >> >> >> the -5v regulator is ic il327 >>>>> >> >> >> >> >>>>> >> >> >> >> the tip29 npn power transister does the 10v it is qq306 it >>>>> >> >> >> >> is >>>>> >> >> attached >>>>> >> >> >> to >>>>> >> >> >> >> t0-220 heatsink ze323 >>>>> >> >> >> >> >>>>> >> >> >> >> ----- Original Message ----- >>>>> >> >> >> >> From: "Preslav Lefterov" >>>>> >> >> >> >> <plefterov@... <plefterov%40gmail.com> <plefterov% >>>>> 40gmail.com><plefterov% >>>>> >> 40gmail.com> >>>>> >> >> >> >> <plefterov%40gmail.com><plefterov% >>>>> >> >> >> 40gmail.com>> >>>>> >> >> >> >> To: <emax@yahoogroups.com <emax%40yahoogroups.com> <emax% >>>>> 40yahoogroups.com> <emax% >>>>> >> 40yahoogroups.com> <emax% >>>>> >> >> 40yahoogroups.com> <emax% >>>>> >> >> >> 40yahoogroups.com>> >>>>> >> >> >> >> Sent: Saturday, February 06, 2010 1:35 AM >>>>> >> >> >> >> Subject: Re: [emax] Re: Emax Problem Diagnosis >>>>> >> >> >> >> >>>>> >> >> >> >> > Thanks for your help. Here are the readings: >>>>> >> >> >> >> > >>>>> >> >> >> >> > OR/GR = 12.48V >>>>> >> >> >> >> > YE/GR = 5.0V >>>>> >> >> >> >> > PU/GR = 12.18 (if i measure with red probe on green wire >>>>> >> >> >> >> > and >>>>> >> >> >> >> > black >>>>> >> >> >> >> > probe >>>>> >> >> >> >> > on >>>>> >> >> >> >> > the purple) or -12.18V (if I measure with the red probe >>>>> on >>>>> the >>>>> >> >> >> >> > purple >>>>> >> >> >> >> > and >>>>> >> >> >> >> > black probe on the green) >>>>> >> >> >> >> > >>>>> >> >> >> >> > The floppy drive works perfectly...it loads the OS and >>>>> and >>>>> >> >> >> >> > samples/presets. >>>>> >> >> >> >> > >>>>> >> >> >> >> > I appreciate your time. >>>>> >> >> >> >> > >>>>> >> >> >> >> > Preslav >>>>> >> >> >> >> > >>>>> >> >> >> >> > On Fri, Feb 5, 2010 at 7:17 PM, jammie >>>>> >> >> >> >> > >>>>> <jammie.emma@...<jammie.emma%40blueyonder.co.uk><jammie.emma% >>>>> 40blueyonder.co.uk> >>>>> >> >> >> >> > <jammie.emma%40blueyonder.co.uk><jammie.emma% >>>>> >> >> 40blueyonder.co.uk> >>>>> >> >> >> <jammie.emma%40blueyonder.co.uk>> >>>>> >> >> >> >>>>> >> >> >> >> >>>>> >> >> >> >> > wrote: >>>>> >> >> >> >> > >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> test each wire conection >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> orange and green wires red probe on the orange black >>>>> >> >> >> >> >> probe >>>>> on >>>>> >> >> >> >> >> the >>>>> >> >> >> >> >> green >>>>> >> >> >> >> >> for >>>>> >> >> >> >> >> +12v >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> yellow and green wires red probe for yellow wire black >>>>> probe >>>>> >> >> >> >> >> on >>>>> >> >> the >>>>> >> >> >> >> green >>>>> >> >> >> >> >> wire for +5v >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> purple and green wires red probe on the green wire >>>>> black >>>>> >> >> >> >> >> probe >>>>> >> >> >> >> >> on >>>>> >> >> >> >> >> the >>>>> >> >> >> >> >> purple wire for -12v >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> test this for me and give me your readings >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> does the floppy drive work as this is the 5v line >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> the 5 v on the mother boards for other circuits gets >>>>> its >>>>> >> >> >> >> >> 5v >>>>> >> from >>>>> >> >> >> power >>>>> >> >> >> >> >> regulators of the +12v supply >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> ----- Original Message ----- >>>>> >> >> >> >> >> From: preslavl >>>>> >> >> >> >> >> To: emax@yahoogroups.com <emax%40yahoogroups.com> >>>>> <emax% >>>>> 40yahoogroups.com> <emax% >>>>> >> 40yahoogroups.com> <emax% >>>>> >> >> 40yahoogroups.com> <emax% >>>>> >> >> >> 40yahoogroups.com> <emax% >>>>> >> >> >> >> 40yahoogroups.com> >>>>> >> >> >> >> >> Sent: Friday, February 05, 2010 9:37 PM >>>>> >> >> >> >> >> Subject: [emax] Re: Emax Problem Diagnosis >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> So I tried testing the voltages at the connector that >>>>> >> >> >> >> >> goes >>>>> >> >> >> >> >> between >>>>> >> >> >> the >>>>> >> >> >> >> PS >>>>> >> >> >> >> >> board and the CPU Board. I tested on the PS side. If I >>>>> follow >>>>> >> >> >> >> >> the >>>>> >> >> >> >> >> color >>>>> >> >> >> >> >> coding I read in a message on here somewhere: Yellow >>>>> >> >> >> >> >> (+5V), >>>>> >> >> >> >> >> Orange >>>>> >> >> >> >> >> (+12V), >>>>> >> >> >> >> >> Purple (-12V), and Green (0V/Ground). >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> I get nowhere near those voltages...now I might be >>>>> doing >>>>> this >>>>> >> >> >> >> >> completely >>>>> >> >> >> >> >> wrong, but I get +12V at the Green wire, and 0v at the >>>>> Yellow >>>>> >> >> >> >> >> (where >>>>> >> >> >> I >>>>> >> >> >> >> >> should be getting +5V). I also get +17V at the Orange >>>>> wire... >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> Again, I'm not sure if I'm testing at the correct >>>>> points. >>>>> By >>>>> >> the >>>>> >> >> >> >> >> way >>>>> >> >> >> >> >> I'm >>>>> >> >> >> >> >> still getting sound out of the Emax so it has not >>>>> >> >> >> >> >> exploded >>>>> in >>>>> >> my >>>>> >> >> >> hands >>>>> >> >> >> >> as >>>>> >> >> >> >> >> of >>>>> >> >> >> >> >> yet. >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> --- In emax@yahoogroups.com >>>>> >> >> >> >> >> <emax%40yahoogroups.com><emax% >>>>> 40yahoogroups.com> <emax% >>>>> >> 40yahoogroups.com> <emax% >>>>> >> >> 40yahoogroups.com> <emax% >>>>> >> >> >> 40yahoogroups.com> <emax% >>>>> >> >> >> >>>>> >> >> >> >> 40yahoogroups.com>, "jammie" >>>>> >> >> >> >> >>>>> >> >> >> >> >> <jammie.emma@...> wrote: >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > right the cv (control voltages for the filter cutoff >>>>> >> >> >> >> >> > vca >>>>> >> >> >> >> >> > and >>>>> >> >> >> >> >> > resonance >>>>> >> >> >> >> >> are sent by the cv circuit ranging from 0v-5v >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > which is sent by the cpu for control off the filter >>>>> >> >> >> >> >> > depending >>>>> >> >>>>> >> >> >> >> >> > on >>>>> >> >> >> >> >> > envelope >>>>> >> >> >> >> >> settings or external controllers >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > now the ssm2300 are sample and hold circuits they >>>>> send >>>>> out >>>>> >> the >>>>> >> >> >> >> >> > digital >>>>> >> >> >> >> >> info into analog voltages which are sampled then >>>>> transmitted >>>>> >> >> >> >> >> as >>>>> >> >>>>> >> >> >> >> >> a >>>>> >> >> >> >> voltage >>>>> >> >> >> >> >> in >>>>> >> >> >> >> >> the range of 0-5v 0v = 0 resonance 5v = full resonance >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > or cut off or vca volume >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > thats what the first 3 ssm2300 deal with >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > the 4th ssm2300 deals with the digital signal comming >>>>> from >>>>> >> the >>>>> >> >> >> >> >> > dacs >>>>> >> >> >> >> >> > this >>>>> >> >> >> >> >> is the samples that are transmitted from the ram to the >>>>> dacs >>>>> >> and >>>>> >> >> to >>>>> >> >> >> >> >> the >>>>> >> >> >> >> >> samplre and hold circuits which send out voltages 0-5v >>>>> which >>>>> >> >> >> corispond >>>>> >> >> >> >> to >>>>> >> >> >> >> >> the digital sound into analog format >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > now if you are getting sound out then the ssm2300 for >>>>> that >>>>> >> >> >> >> >> > part >>>>> >> >> >> >> >> > of >>>>> >> >> >> >> >> > the >>>>> >> >> >> >> >> circuit is working it seems to be the cv circuit that >>>>> you >>>>> are >>>>> >> >> >> >> >> having >>>>> >> >> >> a >>>>> >> >> >> >> >> problem with not being sent into the ssm2300 to be made >>>>> into >>>>> >> the >>>>> >> >> >> >> >> analog >>>>> >> >> >> >> >> control voltages >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > ----- Original Message ----- >>>>> >> >> >> >> >> > From: preslavl >>>>> >> >> >> >> >> > To: emax@yahoogroups.com <emax%40yahoogroups.com> >>>>> >> >> >> >> >> > <emax% >>>>> 40yahoogroups.com> <emax% >>>>> >> 40yahoogroups.com> <emax% >>>>> >> >> 40yahoogroups.com> <emax% >>>>> >> >> >> 40yahoogroups.com> <emax% >>>>> >> >> >> >> 40yahoogroups.com> >>>>> >> >> >> >> >> > Sent: Friday, February 05, 2010 7:18 PM >>>>> >> >> >> >> >> > Subject: [emax] Re: Emax Problem Diagnosis >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > Let me make sure I understand you correctly: >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > What you describe is one test: checking that the >>>>> 2300s >>>>> are >>>>> >> >> >> >> >> > getting >>>>> >> >> >> >> >> > the >>>>> >> >> >> >> >> correct voltage from the 5v supply? And I should be >>>>> >> >> >> >> >> getting >>>>> >>>>> >> >> >> >> >> +/- >>>>> >> >> 12V >>>>> >> >> >> >> >> and >>>>> >> >> >> >> >> ground? Are there testpoints visible or is it pretty >>>>> obvious >>>>> >> >> >> >> >> where >>>>> >> >> >>>>> >> >> >> >> >> to >>>>> >> >> >> >> >> test >>>>> >> >> >> >> >> it? >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > Thanks for the quick reply >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > --- In emax@yahoogroups.com >>>>> >> >> >> >> >> > <emax%40yahoogroups.com><emax% >>>>> 40yahoogroups.com> <emax% >>>>> >> 40yahoogroups.com> <emax% >>>>> >> >> 40yahoogroups.com> <emax% >>>>> >> >> >> 40yahoogroups.com> <emax% >>>>> >> >> >> >>>>> >> >> >> >> 40yahoogroups.com>, "jammie" >>>>> >> >> >> >> >>>>> >> >> >> >> >> <jammie.emma@> wrote: >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > check the 5 v supply as this is the control voltage >>>>> >> >> >> >> >> > > of >>>>> >> >> >> >> >> > > the >>>>> >> >> >> filters >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > the cv control gets sent to 1 of the 2300 for fc 1 >>>>> >> >> >> >> >> > > for >>>>> >> >> >> >> >> > > resonance >>>>> >> >> >> 1 >>>>> >> >> >> >> is >>>>> >> >> >> >> >> for the vca and thhe other is for the dacs for the 8 >>>>> note >>>>> >> >> polyphony >>>>> >> >> >> >> >> each >>>>> >> >> >> >> >> octal sample and hold circuits for each of the >>>>> functions >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > check to see that you are getting the corect >>>>> voltage >>>>> for >>>>> >> >> >> operation >>>>> >> >> >> >> of >>>>> >> >> >> >> >> the 2300 or 4051 or smp08 >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > if i was to change them then i would upgrade them >>>>> to >>>>> the >>>>> >> >> >> >> >> > > newer >>>>> >> >> >> >> faster >>>>> >> >> >> >> >> slew rate the smp08 are the best and are from analog >>>>> devices >>>>> >> and >>>>> >> >> >> >> >> are >>>>> >> >> >> >> >> direct >>>>> >> >> >> >> >> replacements for the ssm2300 which are 4051 equivelents >>>>> made >>>>> >> >> >> >> >> by >>>>> >> >> emu >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > the smp08 they have a faster slew rate and have >>>>> >> >> >> >> >> > > faster >>>>> >> >> >> >> >> > > transient >>>>> >> >> >> >> >> response with less distortion >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > you should be getting 12vdc vdd and grnd >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > ----- Original Message ----- >>>>> >> >> >> >> >> > > From: preslavl >>>>> >> >> >> >> >> > > To: emax@yahoogroups.com >>>>> >> >> >> >> >> > > <emax%40yahoogroups.com><emax% >>>>> 40yahoogroups.com> <emax% >>>>> >> 40yahoogroups.com> <emax% >>>>> >> >> 40yahoogroups.com> <emax% >>>>> >> >> >> 40yahoogroups.com> <emax% >>>>> >> >> >> >> 40yahoogroups.com> >>>>> >> >> >> >> >> > > Sent: Friday, February 05, 2010 5:54 PM >>>>> >> >> >> >> >> > > Subject: [emax] Emax Problem Diagnosis >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > Hello, >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > I wanted to see if I can get some help diagnosing >>>>> the >>>>> >> >> >> >> >> > > problem(s) >>>>> >> >> >> >> >> > > of >>>>> >> >> >> >> >> > > an >>>>> >> >> >> >> >> Emax I i just purchased. >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > Here are they symptoms: >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > - No Frequency Cutoff - I calibrated the data >>>>> slider >>>>> and >>>>> >> >> >> >> >> > > it >>>>> >> >> >> >> registers >>>>> >> >> >> >> >> the frequency cutoff (FC) going up in numbers but you >>>>> cannot >>>>> >> >> >> >> >> hear >>>>> >> >> >> >> >> any >>>>> >> >> >> >> >> change. >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > - No Attack in the ADSR or the filter ADSR - cannot >>>>> hear >>>>> >> >> >> >> >> > > an >>>>> >> >> >> >> >> > > increase >>>>> >> >> >> >> >>>>> >> >> >> >> >> > > in >>>>> >> >> >> >> >> attack even when the values increase. >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > - No Volume - volume slider was calibrated and it >>>>> >> >> >> >> >> > > seems >>>>> >>>>> >> >> >> >> >> > > to >>>>> >> >> work >>>>> >> >> >> >> >> > > but >>>>> >> >> >> >> >> moving it up or down does not make a >>>>> difference...volume >>>>> >> >> >> >> >> seems >>>>> >> >> >> >> >> to >>>>> >> >> >> >> >> be >>>>> >> >> >> >> >> at >>>>> >> >> >> >> >> 100%. >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > These are pretty much all the symptoms I've notices >>>>> >> >> >> >> >> > > so >>>>> >> >> >> >> >> > > far. >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > Things I've covered so far: >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > - I replaced the 4 SSM 2300 that were in the >>>>> >> >> >> >> >> > > sampler - >>>>> it >>>>> >> >> >> >> >> > > did >>>>> >> >> >> >> >> > > not >>>>> >> >> >> >> >> > > seem >>>>> >> >> >> >> >> to make ANY difference. I replaced the original chips >>>>> >> >> >> >> >> with >>>>> >> >> >> >> >> ones >>>>> >> >> >> >> >> marked: >>>>> >> >> >> >> >> "SSM2300 8652". I purchased these on eBAY. Could this >>>>> be >>>>> the >>>>> >> >> issue? >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > - I went through the recalibration procedure - no >>>>> change. >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > - I performed the diagnostic tests inside the >>>>> Master >>>>> menu >>>>> >> >> >> >> >> > > (8, >>>>> >> >> >> >> >> > > 8, >>>>> >> >> >> >> >> > > YES). >>>>> >> >> >> >> >> ERAM and Bank RAM checked out OK and all other tests >>>>> >> >> >> >> >> seemed >>>>> >>>>> >> >> >> >> >> to >>>>> >> >> have >>>>> >> >> >> >> >> passed. >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > Any ideas anyone? >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > Thank you, >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > Preslav >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > >>>>> ---------------------------------------------------------- >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > No virus found in this incoming message. >>>>> >> >> >> >> >> > > Checked by AVG - www.avg.com >>>>> >> >> >> >> >> > > Version: 8.5.435 / Virus Database: 271.1.1/2669 - >>>>> Release >>>>> >> >> Date: >>>>> >> >> >> >> >> 02/05/10 07:35:00 >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > > [Non-text portions of this message have been >>>>> removed] >>>>> >> >> >> >> >> > > >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > >>>>> ---------------------------------------------------------- >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > No virus found in this incoming message. >>>>> >> >> >> >> >> > Checked by AVG - www.avg.com >>>>> >> >> >> >> >> > Version: 8.5.435 / Virus Database: 271.1.1/2669 - >>>>> >> >> >> >> >> > Release >>>>> >> >> >> >> >> > Date: >>>>> >> >> >> >> >> > 02/05/10 >>>>> >> >> >> >> >> 07:35:00 >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> > [Non-text portions of this message have been removed] >>>>> >> >> >> >> >> > >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> >>>>> ---------------------------------------------------------- >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> No virus found in this incoming message. >>>>> >> >> >> >> >> Checked by AVG - www.avg.com >>>>> >> >> >> >> >> Version: 8.5.435 / Virus Database: 271.1.1/2669 - >>>>> Release >>>>> >> >> >> >> >> Date: >>>>> >> >> >> >> >> 02/05/10 >>>>> >> >> >> >> >> 07:35:00 >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> [Non-text portions of this message have been removed] >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> >>>>> >> >> >> >> >> >>>>> >> >> >> >> > >>>>> >> >> >> >> > >>>>> >> >> >> >> > [Non-text portions of this message have been removed] >>>>> >> >> >> >> > >>>>> >> >> >> >> > >>>>> >> >> >> >> > >>>>> >> >> >> >> > ------------------------------------ >>>>> >> >> >> >> > >>>>> >> >> >> >> > Emax and Emax II User's Group Website >>>>> >> >> >> >> > >>>>> >> >> >> >> > http://www.silveriafamily.comYahoo! Groups Links >>>>> >> >> >> >> >>>>> >> >> >> >> > >>>>> >> >> >> >> > >>>>> >> >> >> >> > >>>>> >> >> >> >> >>>>> >> >> >> >> ---------------------------------------------------------- >>>>> >> >> >> >> >>>>> >> >> >> >> No virus found in this incoming message. >>>>> >> >> >> >> Checked by AVG - www.avg.com >>>>> >> >> >> >> Version: 8.5.435 / Virus Database: 271.1.1/2669 - Release >>>>> Date: >>>>> >> >> >> >> 02/05/10 >>>>> >> >> >> >> 07:35:00 >>>>> >> >> >> >> >>>>> >> >> >> >> >>>>> >> >> >> >> >>>>> >> >> >> > >>>>> >> >> >> > >>>>> >> >> >> > [Non-text portions of this message have been removed] >>>>> >> >> >> > >>>>> >> >> >> > >>>>> >> >> >> > >>>>> >> >> >> > ------------------------------------ >>>>> >> >> >> > >>>>> >> >> >> > Emax and Emax II User's Group Website >>>>> >> >> >> > >>>>> >> >> >> > http://www.silveriafamily.comYahoo! Groups Links >>>>> >> >> >> > >>>>> >> >> >> > >>>>> >> >> >> > >>>>> >> >> >> >>>>> >> >> >> ---------------------------------------------------------- >>>>> >> >> >> >>>>> >> >> >> No virus found in this incoming message. >>>>> >> >> >> Checked by AVG - www.avg.com >>>>> >> >> >> Version: 8.5.435 / Virus Database: 271.1.1/2671 - Release >>>>> Date: >>>>> >> >> >> 02/06/10 >>>>> >> >> >> 07:35:00 >>>>> >> >> >> >>>>> >> >> >> >>>>> >> >> >> >>>>> >> >> > >>>>> >> >> > >>>>> >> >> > [Non-text portions of this message have been removed] >>>>> >> >> > >>>>> >> >> > >>>>> >> >> > >>>>> >> >> > ------------------------------------ >>>>> >> >> > >>>>> >> >> > Emax and Emax II User's Group Website >>>>> >> >> > >>>>> >> >> > http://www.silveriafamily.comYahoo! Groups Links >>>>> >> >> > >>>>> >> >> > >>>>> >> >> > >>>>> >> >> >>>>> >> >> ---------------------------------------------------------- >>>>> >> >> >>>>> >> >> No virus found in this incoming message. >>>>> >> >> Checked by AVG - www.avg.com >>>>> >> >> Version: 8.5.435 / Virus Database: 271.1.1/2675 - Release Date: >>>>> >> >> 02/08/10 >>>>> >> >> 07:35:00 >>>>> >> >> >>>>> >> >> >>>>> >> >> >>>>> >> > >>>>> >> > >>>>> >> > [Non-text portions of this message have been removed] >>>>> >> > >>>>> >> > >>>>> >> > >>>>> >> > ------------------------------------ >>>>> >> > >>>>> >> > Emax and Emax II User's Group Website >>>>> >> > >>>>> >> > http://www.silveriafamily.comYahoo! Groups Links >>>>> >> > >>>>> >> > >>>>> >> > >>>>> >> >>>>> >> ---------------------------------------------------------- >>>>> >> >>>>> >> No virus found in this incoming message. >>>>> >> Checked by AVG - www.avg.com >>>>> >> Version: 8.5.435 / Virus Database: 271.1.1/2675 - Release Date: >>>>> 02/08/10 >>>>> >> 07:35:00 >>>>> >> >>>>> >> >>>>> >> >>>>> > >>>>> > >>>>> > [Non-text portions of this message have been removed] >>>>> > >>>>> > >>>>> > >>>>> > ------------------------------------ >>>>> > >>>>> > Emax and Emax II User's Group Website >>>>> > >>>>> > http://www.silveriafamily.comYahoo! Groups Links >>>>> > >>>>> > >>>>> > >>>>> >>>>> ---------------------------------------------------------- >>>>> >>>>> No virus found in this incoming message. >>>>> Checked by AVG - www.avg.com >>>>> Version: 8.5.435 / Virus Database: 271.1.1/2676 - Release Date: >>>>> 02/08/10 >>>>> 19:35:00 >>>>> >>>>> >>>>> >>>> >>>> >>> >>> >>> [Non-text portions of this message have been removed] >>> >>> >>> >>> ------------------------------------ >>> >>> Emax and Emax II User's Group Website >>> >>> http://www.silveriafamily.comYahoo! Groups Links >>> >>> >>> >> >> >> -------------------------------------------------------------------------------- >> >> >> >> No virus found in this incoming message. >> Checked by AVG - www.avg.com >> Version: 8.5.435 / Virus Database: 271.1.1/2706 - Release Date: 02/23/10 >> 19:34:00 >> >> > > > > ------------------------------------ > > Emax and Emax II User's Group Website > > http://www.silveriafamily.comYahoo! Groups Links > > > -------------------------------------------------------------------------------- No virus found in this incoming message. Checked by AVG - www.avg.com Version: 8.5.435 / Virus Database: 271.1.1/2706 - Release Date: 02/23/10 19:34:00
Message
Re: [english 100%] Re: [emax] Re: Emax Problem Diagnosis
2010-02-24 by jammie