STUDIO REPAIR » Roland » D-50  (22 Slides)     [Page 1 of 1] :: Jump To  
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Roland D-50 - Polyphonic 61-Key Digital Synthesizer with Linear Arithmetic Synthesis
 
Musitronics M.EX D-50/D-550 Expansion Board - Multimode, Patch-Memory & Feature Expansion for the D-50 * (5 Slides)
Roland D-50 - Display * I-64 Shakuhachi
Roland D-50 - Power Supply * PSU Board - PCB 22925447 / Assys 76180161/76180164
Roland D-50 - Main Board * PCB 22925445 / Assy 76180090 - Blue PCB: Musitronics M.EX D-50 Expansion
Roland D-50 - Opened * …
Roland D-50 - Keyboard Assembly * Disassembled for Cleaning
  Musitronics M.EX D-50  
  Display  
  Power Supply  
  Main Board  
  Opened  
  Keyboard Assembly  
Roland D-50 - Main Board * PCB 22925445 / Assy 76180090 - Blue PCB: Musitronics M.EX D-50 Expansion
Roland D-50 - Main Board * PCB 22925445 / Assy 76180090 - Roland MB87136 Synthe ASIC (Blue PCB is the Musitronics M.EX D-50 Expansion Board)
Roland D-50 - Main Board * Main Circuit Board - PCB 22925445 / Assy 76180090 - NEC μPD78312 8-Bit MCU & Roland/NEC μPD65005G-062 Gate Array
Roland D-50 - Main Board * Main Circuit Board - PCB 22925445 / Assy 76180090 - NEC μPD78312 8-Bit MCU, Roland/NEC μPD65005G-062 & Roland HG61H25B18F Gate Arrays
Roland D-50 - FX Circuitry * Main Circuit Board - PCB 22925445 / Assy 76180090 - Roland MB87137 Chorus ASIC & MB87126 Reverb ASIC
Roland D-50 - D/A Converter * Main Circuit Board - PCB 22925445 / Assy 76180090
  Main Board  
  Main Board  
  Main Board  
  Main Board  
  FX Circuitry  
  D/A Converter  
Roland D-50 - Main Board * Main Circuit Board - PCB 22925445 / Assy 76180090 - Soldering Side
Roland D-50 - Keyboard Electronics * Dyna Scan Circuit Board - PCB 22925449 / Assy 76180150 - Roland MB63H149 Gate Array
Roland D-50 - Keyboard Electronics * Dyna Scan Circuit Board - PCB 22925449 / Assy 76180150 - Component Side
Roland D-50 - Bender Board * Bender Circuit Board - PCB 22925446 / Assy 76180110
Roland D-50 - Bender Board * Bender Circuit Board - PCB 22925446 / Assy 76180110 - Soldering Side
Roland D-50 - Keyboard Assembly * Rubber Dome Switches
  Main Board  
  Keyboard Electronics  
  Keyboard Electronics  
  Bender Board  
  Bender Board  
  Keyboard Assembly  

 
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