Casio CTK-691

Synth
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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.

Casio CTK-691 replacement keys
Replacement Keys
Battery cover, Casio
Battery cover, Casio
$15.95 (Part #7956)
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Button set, 3 buttons, Casio
Button set, 3 buttons, Casio
$7.95 (Part #8707)
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Button set, 3 buttons, Casio
Button set, 3 buttons, Casio
$7.95 (Part #8708)
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Button set, 6 buttons, Casio
Button set, 6 buttons, Casio
$7.95 (Part #8703)
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Button set, 6 buttons, Casio
Button set, 6 buttons, Casio
$9.95 (Part #8709)
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Button set, 8 buttons, Casio
Button set, 8 buttons, Casio
$9.95 (Part #8706)
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Button set, Drawbar Organ, Casio
Button set, Drawbar Organ, Casio
$7.95 (Part #8699)
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Button set, DSP, Casio
Button set, DSP, Casio
$6.95 (Part #8700)
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Button set, five buttons, Casio
Button set, five buttons, Casio
$8.95 (Part #8704)
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Button, gray, Casio
Button, gray, Casio
$5.95 (Part #8701)
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Button, gray, Casio
Button, gray, Casio
$5.95 (Part #8702)
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Contact strip, 12-note, Casio
Contact strip, 12-note, Casio
$11.95 (Part #8710)
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Key contact board, 29-note, Casio
Key contact board, 29-note, Casio
$29.95 (Part #1694)
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Key contact board, 32-note, Casio
Key contact board, 32-note, Casio
$29.95 (Part #8714)
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Knob, Casio
Knob, Casio
$5.95 (Part #5454)
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LED board, Casio
LED board, Casio
$9.95 (Part #8711)
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Main board, Casio
Main board, Casio
$29.95 (Part #8713)
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Panel board, Casio
Panel board, Casio
$19.95 (Part #8715)
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Potentiometer, 5KBx2 rotary
Potentiometer, 5KBx2 rotary
For Volume
$11.95 (Part #5433)
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Style 107U keys, black keys group
Style 107U keys, black keys group
$26.95 (Part #K107UBL)
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Style 107U keys, C-E-G-B group
$13.95 (Part #K107UC)
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Style 107U keys, D-F-A group
$13.95 (Part #K107UD)
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Style 107U keys, D-F-A-Top C group
$16.95 (Part #K107UDT)
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Style 107U keys, top black keys group
$16.95 (Part #K107UBLT)
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Volume board, Casio
Volume board, Casio
$12.95 (Part #8712)
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