Roland KR-770

Released in 1996

The KR-770 is an 88-note hammer-action digital home piano, with 64 voices.

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.

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Knobs & Buttons
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Panel controls
Pedals
Power Adapters
Sounds
Speakers
Transformers
AC power socket
AC power socket
$11.95 (Part #2257)
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Button, brown, without LED window, Roland
Button, brown, without LED window, Roland
For Stop
$4.95 (Part #6286)
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Button, gray, with LED window, Roland
Button, gray, with LED window, Roland
For Play
$5.95 (Part #6285)
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Button, gray, without LED window, Roland
Button, gray, without LED window, Roland
For Song
$9.95 (Part #5082)
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Button, no LED window, Roland
Button, no LED window, Roland
$3.95 (Part #3644)
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Button, red with LED window, Roland
Button, red with LED window, Roland
For Rec
$6.95 (Part #5586)
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Button, with LED window, Roland
Button, with LED window, Roland
$3.95 (Part #3911)
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Contact strip, 12-note, Roland
Contact strip, 12-note, Roland
$14.95 (Part #4928)
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Contact strip, 8-note, Roland
Contact strip, 8-note, Roland
$9.95 (Part #4927)
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Hammer weight, black key, Roland
Hammer weight, black key, Roland
$14.95 (Part #4921)
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Hammer weight, white key, Roland
Hammer weight, white key, Roland
$14.95 (Part #4920)
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Key guide, black note
Key guide, black note
$0.45 (Part #5042)
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Key guide, white key
Key guide, white key
$0.45 (Part #5043)
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Keybed cushion, 88-note
Keybed cushion, 88-note
For upper felts (keys press down against this)
$12.95 (Part #1129)
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Keybed cushion, 88-note, Roland
Keybed cushion, 88-note, Roland
Hammer weights hit against this cushion
$26.95 (Part #3542)
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Keybed cushion, Roland
Keybed cushion, Roland
Hammer weights rest against this cushion
$26.95 (Part #4929)
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Keybed cushion, Roland, 88-note
Keybed cushion, Roland, 88-note
Keys rest against this cushion
$19.95 (Part #3351)
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Keyboard contact board, 24-note (Low)
Keyboard contact board, 24-note (Low)
$24.95 (Part #4923)
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Keyboard contact board, 32-note (High)
Keyboard contact board, 32-note (High)
$32.95 (Part #4925)
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Keyboard contact board, 32-note (Mid), Roland
Keyboard contact board, 32-note (Mid), Roland
$34.95 (Part #4924)
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Nut, black plastic, for phone jack
Nut, black plastic, for phone jack
$9.95 (Part #6378)
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Phone jack, 1/4-inch, 4-pin PCB mount
Phone jack, 1/4-inch, 4-pin PCB mount
For Expression Pedal
$10.95 (Part #3654)
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Phone jack, 1/4-inch, 4-pin PCB mount
Phone jack, 1/4-inch, 4-pin PCB mount
For Inputs, Outputs
$12.95 (Part #3688)
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Phone jack, 1/4-inch, 7-pin PCB mount
Phone jack, 1/4-inch, 7-pin PCB mount
For Phones, Mic
$10.95 (Part #3634)
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Potentiometer, 10KB rotary
Potentiometer, 10KB rotary
For Mic Echo
$8.95 (Part #3935)
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Potentiometer, 10KBx2 rotary
Potentiometer, 10KBx2 rotary
For Mic Volume
$8.95 (Part #5353)
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Power cord
Power cord
$12.95 (Part #PCD)
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Pushbutton tact switch, 5mm, 2-pin
Pushbutton tact switch, 5mm, 2-pin
$1.95 (Part #4478)
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Pushbutton tact switches, 5mm, pkg of 10
Pushbutton tact switches, 5mm, pkg of 10
$11.95 (Part #4478X)
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Slide potentiometer, 10KB, 30mm
Slide potentiometer, 10KB, 30mm
For Reverb
$17.95 (Part #4682)
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Slide potentiometer, 10KBx2, 30mm
Slide potentiometer, 10KBx2, 30mm
For Volume, Brilliance
$19.95 (Part #4531)
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Slider knob, Roland
Slider knob, Roland
$6.95 (Part #3661)
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Style 10U key, black note
Style 10U key, black note
$9.95 (Part #K10UBL)
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Style 62U key, bottom A note
Style 62U key, bottom A note
$16.95 (Part #K62UAB)
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Style 62U key, note A
Style 62U key, note A
$10.95 (Part #K62UA)
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Style 62U key, note B
Style 62U key, note B
$10.95 (Part #K62UB)
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Style 62U key, note C
Style 62U key, note C
$10.95 (Part #K62UC)
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Style 62U key, note D
Style 62U key, note D
$10.95 (Part #K62UD)
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Style 62U key, note E
Style 62U key, note E
$10.95 (Part #K62UE)
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Style 62U key, note F
Style 62U key, note F
$10.95 (Part #K62UF)
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Style 62U key, note G
Style 62U key, note G
$10.95 (Part #K62UG)
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Style 62U key, top C note
Style 62U key, top C note
$16.95 (Part #K62UC8)
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