Casio CT-310

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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.

Replacement Keys

Battery cover, Casio
$8.95 (Part #8683)
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$8.95 (Part #8683)

Button assembly, Casio
$7.95 (Part #8680)
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$7.95 (Part #8680)

Button contact, Casio
$1.95 (Part #7659)
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$1.95 (Part #7659)

Button contacts, 7-part, Casio
$6.95 (Part #7761)
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$6.95 (Part #7761)

Button, black, Casio
$3.95 (Part #8678)
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$3.95 (Part #8678)

Button, orange, Casio
$3.95 (Part #8677)
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$3.95 (Part #8677)

Contact strip, 12-note, Casio
$10.95 (Part #7257)
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$10.95 (Part #7257)

Contact strip, 13-note, Casio
$11.95 (Part #7255)
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$11.95 (Part #7255)

IC, 4049 hex inverter/buffer
$2.95 (Part #2382)
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$2.95 (Part #2382)

IC, 4066 quad bilateral switch
$2.95 (Part #3723)
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$2.95 (Part #3723)

IC, 4558 dual op amp
$2.95 (Part #3387)
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$2.95 (Part #3387)

Jack board assembly, Casio
$41.95 (Part #8686)
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$41.95 (Part #8686)

Key contact boards assembly, Casio
$37.95 (Part #8688)
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$37.95 (Part #8688)

Key return spring, Casio
$0.95 (Part #8674)
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$0.95 (Part #8674)

Main board, Casio
$49.95 (Part #8687)
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$49.95 (Part #8687)

Panel boards assembly, Casio
$29.95 (Part #8685)
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$29.95 (Part #8685)

Phone jack, 1/4-inch, 3-pin PCB mount
For Line Out, Sustain (replaces wider jack)
$10.95 (Part #4334R)
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For Line Out, Sustain (replaces wider jack)
$10.95 (Part #4334R)

Phone jack, 1/4-inch, 4-pin PCB mount
For Foot Volume
$9.95 (Part #3089)
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For Foot Volume
$9.95 (Part #3089)

Phone jack, 1/4-inch, 7-pin PCB mount
For Phones
$7.95 (Part #3634R)
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For Phones
$7.95 (Part #3634R)

Power inlet jack
$5.45 (Part #3062)
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$5.45 (Part #3062)

Slide potentiometer, 10KB, 30mm
For Chord, Rhythm, Main Volume
$17.95 (Part #3426)
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For Chord, Rhythm, Main Volume
$17.95 (Part #3426)

Slide switch knob, black, Casio
$3.95 (Part #8676)
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$3.95 (Part #8676)

Slide switch knob, red, Casio
$3.95 (Part #8675)
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$3.95 (Part #8675)

Slide switch mask overlay, Casio
$4.95 (Part #8681)
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$4.95 (Part #8681)

Slide switch mask overlay, Casio
$5.95 (Part #8682)
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$5.95 (Part #8682)

Slider knob, Casio
$4.95 (Part #8689)
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$4.95 (Part #8689)

Slider mechanism, Casio
$4.95 (Part #8679)
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$4.95 (Part #8679)

Speaker, Casio
$9.95 (Part #8684)
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$9.95 (Part #8684)

Style 113U key, black note
$9.95 (Part #K113UBL)
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$9.95 (Part #K113UBL)

Style 113U key, note A
$10.95 (Part #K113UA)
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$10.95 (Part #K113UA)

Style 113U key, note B or E
$10.95 (Part #K113UBE)
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$10.95 (Part #K113UBE)

Style 113U key, note C or F
$10.95 (Part #K113UCF)
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$10.95 (Part #K113UCF)

Style 113U key, note D
$10.95 (Part #K113UD)
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$10.95 (Part #K113UD)

Style 113U key, note G
$10.95 (Part #K113UG)
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$10.95 (Part #K113UG)

Style 113U key, top C note
$14.95 (Part #K113UC8)
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$14.95 (Part #K113UC8)

Transistor, 2SA1015
$1.95 (Part #3294)
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$1.95 (Part #3294)

Transistor, 2SC1740
$1.95 (Part #7502)
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$1.95 (Part #7502)

Transistor, 2SC1815
$2.95 (Part #1943)
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$2.95 (Part #1943)

Transistor, 2SD313, 2SD1406
$2.95 (Part #2578)
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$2.95 (Part #2578)