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Rhodes Chroma Polaris

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Re: Aw: [chromapolaris] OK - I Have Diagnostics Now And They Are Weird

2018-06-03 by Tracy Barber

I have a Windows 98 PC and a Windows 7 PC with Librarians and Midi Ox on them.  Doesn't let me load a bank.

Finding an Atari would be like searching for a hen's tooth.   I do, however, have a Yamaha CX5M computer.  Good idea, to see if I can make contact, but it would be worse than me trying to find the elusive transformer for my Ensoniq Mirage.  (Actually, someone made me a pair of transformers to do the job.  This will be really funny when it arrives!)

Tracy


 
  
 
 try to remote control your Polaris.
 
  
 
 E.g. find an old Atari ST and run the programms which
 are delivered over the Polaris-Page.
 
 See POLARIST.PRG 
 
  
 
 at http://www.rhodeschroma.com/?id=polarisataribankloader
 
  
 
 Any other control over Midi may do it the same.
 
  
 
 Schöne Grüße
 
 Albrecht
 
  
 
 Gesendet: Donnerstag, 31. Mai 2018 um 10:38
 Uhr
 
 Von: "adirondack_pc@...
 [chromapolaris]"
 <chromapolaris@yahoogroups.com>
 
 An: chromapolaris@yahoogroups.com
 
 Betreff: [chromapolaris] OK - I Have Diagnostics Now
 And They Are Weird
 
 
  
 
 
 
 
  
 
 This is a LONG message with test results:
 
  
 
 
 These were all done
 sequentially, 1 after the other in the Diagnostics
 section.  These are exactly the same issues I
 was having before reseating / checking the Synth so no new
 problems crept in.
 
  
 
 Removed top left, top
 right boards.
 
 Removed power
 supply.
 
 Reseated all
 connectors.
 
 Tightened all
 screws.
 
 Tightened all
 jumpers.
 
 Removed keyboard.
 
 Reseated ribbon cables
 and made sure they were aligned.  No tears,
 etc.  New face plates.
 
 Checked for bad cables
 / connections.
 
 Did not check board
 trace for anomalies.
 
 Batteries are brand
 new.
 
 Did not remove
 transformer and anything in that corner.
 
  
 
      
 Green cable from headphones is attached to power
 supply but nothing else.  Paul D. mentioned
 using the brown wire from back board harness
 instead.  What do I do with this
 cable?  Ground it somewhere?
 
  
 
 Changed startup patch,
 it was going to I 10 and that was always weird.
 
  
 
 Starting
 Diagnostics:
 
  
 
 1) Scratch patch
 worked.
 
 2) Channel enable
 worked on all 6 channels.
 
 3) Tried playing with
 Pulse on the Oscs but it just gave "effect" - was
 it suppose to turn off the Osc?
 
 4) LF D 2 - Revision
 5.  Poop.
 
 5) LF D 3 - All LEDs
 light up.
 
 6) LF D 4 - LED went on
 at max Master volume.
 
 7) LF D 12, STOP: Did
 NOT try.  Already in RESET mode from
 before.
 
 8) LF 10: LED lit up
 and it honked.  No MIDI set up at the
 moment.
 
 9) LF 11: LED did not
 go on and I heard a click.  Had to power off /
 on.
 
 10) LF 12: 
 LED did not go on and I heard a click. 
 Had to power off / on.
 
  
 
 At this point, heat
 sink is getting warmer...
 
  
 
 11) Noticed Bank B had
 organ sounds which it should not.  If not
 mistaken, it should have scratch patch because I previously
 did a RESET.
 
 12) Tried to go through
 all of "A" Bank using the numbers. 
 Started each at A1 and proceeded through all. 
 Results:
 
  
 
      
 A1 - OK
 
      
 A2 - OK
 
      
 A3 - Piano?
 
      
 A4 - OK
 
      
 A5 - OK
 
      
 A6  - OK
 
      
 A7 - Honk, then went there to A7.
 
      
 A8 - Moved to G 8
 
      
 A9 - Moved to H 9
 
      
 A10 - Moved to I 10
 
      
 A11 - No LED, Click and stayed on A1 - no
 sound.  Turn off / on.
 
      
 A12 - No LED, Click and stayed on A1 - no
 sound.  Turn off / on.
 
  
 
 At this point,
 frustration starts to set in.   I think I
 need to focus on adjustments or some new part(s) in the
 Synth.  
 
 This is where I ask you
 the questions about where to go next.  I have
 done the preliminary work and am not afraid to go further,
 but don't know if I'm wasting time here.
 
  
 
 13) LF A 1 - 5 seemed
 to work.  2 gave me a click.  5
 gave me a honk.
 
 14) LF B 1 - 6 seemed
 to work without issue.   
 
      
 7 gave a honk and went to flashing "F".
 
      
 8 gave a honk and went to G 8.
 
      
 9 gave a honk and went to H 9.
 
      
 10 gave a honk and went to I 10.
 
      
 11 gave a click and went poof - locked up. 
 Turn off / on.
 
      
 12 gave a click and lit up B 1 - 3. 
 Locked up.  Turn off / on.
 
  
 
 Sheesh...  Warmer!
 
  
 
 Press "A" 2 -
 12 light up.
 
 Press "B" 2 -
 6 light up.
 
 Press "C" and
 "A" stays on.
 
 Press "D" and
 "A" stays on.
 
 Press "E" and
 "A" stays on.
 
 Press "F" and
 "A" stays on.
 
 Press "G" and
 "A" stays on.
 
 Press "H" and
 "A" stays on.
 
 Press "I" and
 "A" stays on.
 
 Press "J" and
 "A" stays on.
 
 Press "K" and
 "A" plus 2, 8 - 12 stay on.
 
  
 
 I think this sucker is
 bipolar.  No pun intended. 
 What's funny is that the presets play
 fine!  However many different ones I can
 scrape out of it, other than scratch patch. 
 LOL!
 
  
 
 Any ideas?
 
  
 
 Tracy
 
  
 
  
 
 
  
 
  
 
 
 
 
 
 
 
 
 
 
     
      
 
     
     
 
 
 
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