Yamaha DX100

Released in 1985

The DX100 is a portable 4-operator FM synth. It has 49 mini keys, and can be worn over the shoulder with a guitar strap.

Yamaha DX100
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We stock both NEW and USED parts; all used electronic parts are tested and guaranteed working.

This listing reflects our current inventory and is updated in real time. If a part is shown as Out of Stock, we typically don't know when or if we might have it again - but click on the part for more info, and then you will be able to sign up for an alert when we do have it available again. By including out of stock parts in our listings, we hope to offer customers a more complete and useful resource.

We cannot diagnose repair issues by phone or email. For technical questions, we suggest posting on our Forums, where our techs - as well as other users - can offer help.

Yamaha DX100 replacement keys
Replacement Keys
Battery contact assembly, Yamaha
Battery contact assembly, Yamaha
$7.95 (Part #6328)
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Battery cover, Yamaha
Battery cover, Yamaha
$12.95 (Part #6337)
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Battery, 3V lithium
Battery, 3V lithium
$7.95 (Part #4311)
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Button strip, Yamaha
Button strip, Yamaha
$12.95 (Part #6329)
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Button strip, Yamaha
Button strip, Yamaha
$12.95 (Part #6330)
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Button strip, Yamaha
Button strip, Yamaha
$8.95 (Part #6331)
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Button strip, Yamaha
Button strip, Yamaha
$8.95 (Part #6332)
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Contact strip, 49-note, Yamaha
Contact strip, 49-note, Yamaha
$26.95 (Part #6327)
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Display assembly, Yamaha
Display assembly, Yamaha
$44.95 (Part #6325)
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IC, 4558 dual op amp
IC, 4558 dual op amp
$2.95 (Part #3387)
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IC, M58990P A/D converter
IC, M58990P A/D converter
$26.95 (Part #3924)
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IC, TC40H138 decoder/demultiplexer
IC, TC40H138 decoder/demultiplexer
$16.95 (Part #2661)
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IC, TC5518BPL Static RAM
IC, TC5518BPL Static RAM
$16.95 (Part #3925)
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IC, TL072 op amp
IC, TL072 op amp
$2.95 (Part #3388)
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IC, Yamaha YA3256 mask ROM chip
IC, Yamaha YA3256 mask ROM chip
$19.95 (Part #4588)
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IC, YM2164 FM sound chip
IC, YM2164 FM sound chip
$31.95 (Part #4547)
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Key contact board, 49-note, Yamaha
Key contact board, 49-note, Yamaha
$39.95 (Part #6323)
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Key guide bracket, 12-note, Yamaha
Key guide bracket, 12-note, Yamaha
$7.95 (Part #9302)
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Key guide bracket, 5-note, Yamaha
Key guide bracket, 5-note, Yamaha
$5.95 (Part #9301)
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Key guide bracket, 8-note, Yamaha
Key guide bracket, 8-note, Yamaha
$5.95 (Part #9304)
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Key return spring set, 12-note
Key return spring set, 12-note
$10.95 (Part #8186)
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Key return spring set, 5-note
Key return spring set, 5-note
$6.95 (Part #8185)
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Key return spring set, 8-note
Key return spring set, 8-note
$7.95 (Part #8187)
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Key spring set, 8-note, Yamaha
Key spring set, 8-note, Yamaha
$4.95 (Part #9303)
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Main board, Yamaha DX100
Main board, Yamaha DX100
$79.95 (Part #6321)
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Panel board A, Yamaha
Panel board A, Yamaha
$29.95 (Part #6322)
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Panel board B, Yamaha
Panel board B, Yamaha
$27.95 (Part #6324)
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Phone jack, 1/4-inch, 3-pin PCB mount
Phone jack, 1/4-inch, 3-pin PCB mount
For Headphones
$7.95 (Part #4178)
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Phone jack, 1/4-inch, 3-pin PCB mount
Phone jack, 1/4-inch, 3-pin PCB mount
For Output, Pedal
$10.95 (Part #4546)
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Pitch bend wheel spring, Yamaha
Pitch bend wheel spring, Yamaha
$4.95 (Part #6335)
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Pitch bend/mod wheel assembly, Yamaha
Pitch bend/mod wheel assembly, Yamaha
$29.95 (Part #6326)
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Pitch/mod wheel, Yamaha
Pitch/mod wheel, Yamaha
$5.95 (Part #6336)
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Power adapter, 12VDC, 800mA
Power adapter, 12VDC, 800mA
$21.95 (Part #3281)
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Power inlet jack
Power inlet jack
$5.95 (Part #3062)
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Slide potentiometer, 10KBx2, 30mm
Slide potentiometer, 10KBx2, 30mm
For Data
$19.95 (Part #3034)
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Slider knob, Yamaha
Slider knob, Yamaha
$9.95 (Part #4591)
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Strap lock, Yamaha
Strap lock, Yamaha
$8.95 (Part #6334)
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Style 19U key, black note
Style 19U key, black note
$7.95 (Part #K19UBL)
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Style 19U key, note A
Style 19U key, note A
$10.95 (Part #K19UA)
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Style 19U key, note B
Style 19U key, note B
$10.95 (Part #K19UB)
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Style 19U key, note C
Style 19U key, note C
$10.95 (Part #K19UC)
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Style 19U key, note D
Style 19U key, note D
$10.95 (Part #K19UD)
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Style 19U key, note E
Style 19U key, note E
$10.95 (Part #K19UE)
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Style 19U key, note F
Style 19U key, note F
$10.95 (Part #K19UF)
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Style 19U key, note G
Style 19U key, note G
$10.95 (Part #K19UG)
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Style 19U key, top prime key
Style 19U key, top prime key
$15.95 (Part #K19UC8)
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Switch cap, Yamaha
Switch cap, Yamaha
$3.95 (Part #4592)
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Voltage regulator, 7808
Voltage regulator, 7808
$3.95 (Part #1392)
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Voltage regulator, 7905
Voltage regulator, 7905
$2.95 (Part #2255)
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