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Repair Stories

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AMPS

Ampeg
  SVT Classic Shuts Off
Fender
  DeVille Input Jack
  Mini-Twin Conversion
  Princeton 5F2-A ReCap
  Super Twin Inspection
Kay
  703-C Filter Caps
Marshall
  DSL100 Choke & Bleed
Peavey
  6505+ Tube Filaments
  Classic-30 Repair
Selmer
  Little Giant Mk 3
Vox
  Valvetronix AD50VT

KEYBOARDS

Akai
  MPC2000XL Jog Wheel
Farfisa
  Mini Compact Dividers
Korg
  01/W Keybed Removal
  M1 Worn-Out Buttons
  Poly-61 Envelopes
  Triton Disassembly
  Triton Worn-out Buttons
  X3 Worn-out Buttons
  X3 Floppy Drive
  Keys & Contacts:
    M1, 01W, triton, i30 ...

M-Audio
  KeyStation USB Jack
Moog
  Micromoog Repair
  Prodigy Key Contacts
  Rogue Power Jack
Roland
  D-50 Key Contacts
Sequential Circuits
  Pro-One Key Contacts
Yamaha
  MOTIF6,7 Disassembly
  MOTIF Worn-out Buttons
  Keys & Contacts:
    motif, es, DX7, sy85 ...

TECHNIQUE

  Installing IC Sockets
  Soldering Phone Plugs

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The International Music Products Association
Arp Odyssey Keyboard Assembly

Richard Diemer
Amp & Keyboard Repair


musical instrument repair
818.762.0804

• tube and solid state amplifiers
• electric guitar and bass
• digital keyboards
• analog synthesizers
• vintage electric pianos
• pedal effects

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Featured Repair Stories

Ampeg SVT Classic

This SVT-CL bass amp would shut down quickly after turning it on.  What was the fault?

Ampeg SVT Classic Back in Action

Farfisa Mini-Compact Repair

This vintage compact organ had problems with the circuits that divide down the top octave into the lower octaves.

Farfisa Mini-Compact Troubleshooting the Dividers

Moog Repair

This little monophonic Micromoog, made between 1975 & 1979, has a really fat, patented sound and is sturdy and easy to use.

Micromoog Synth Restoration Underway

Peavey 6505+ Guitar Amp

A fried interconnect prevented the output tube filaments from heating up.  The 5150 has had the same problem.

Peavey 6505+ Shorted Header and Pins

Korg Triton Buttons

How to replace worn-out tactile switches in a Korg Triton workstation.

Korg Triton-pro Tactile Switches

Yamaha MOTIF

How to replace worn-out tactile switches in a Yamaha MOTIF keyboard.

Yamaha MOTIF Replacing the MOTIF buttons

Fender Hot Rod DeVille

How to remove & replace a broken input jack on many Fender 1988 to 1999 guitar amps.

Fender HotRod DeVille 4-Pin Input Jack

Korg 01/W-FD

How to remove the keybed from this popular successor to the Korg M1 Workstation.

Korg 01/W-FD Removing the Keybed

Korg X3

How to remove & replace the old floppy-disk drive belt that keeps the X3 drive from being "ready".

Korg X3 Floppy Drive Belt
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