Yamaha PSR-EW400
Released in 2016The PSR-EW400 is a 76-note portable digital keyboard with built-in speakers.

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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, Yamaha
$14.95 (Part #2093)
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$14.95 (Part #2093)

Contact strip, 12-note
$13.95 (Part #3430)
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$13.95 (Part #3430)

Contact strip, 8-note, Yamaha
For bottom 8 notes only
$9.95 (Part #CS3432)
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For bottom 8 notes only
$9.95 (Part #CS3432)

Contact strip, 8-note, Yamaha
For top 8 notes only
$9.95 (Part #CS3433)
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For top 8 notes only
$9.95 (Part #CS3433)

Display cover, Yamaha
$22.95 (Part #11243)
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$22.95 (Part #11243)

Encoder
$11.95 (Part #3465)
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$11.95 (Part #3465)

Encoder knob, Yamaha
$6.95 (Part #9722)
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$6.95 (Part #9722)

Key cushion, lower, 76-note
(Keys strike against this)
$10.95 (Part #2670)
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(Keys strike against this)
$10.95 (Part #2670)

Keybed cushion, upper, 76-note
(Keys rest against this)
$9.95 (Part #11242)
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(Keys rest against this)
$9.95 (Part #11242)

Knob, Yamaha
For Volume
$4.95 (Part #9730)
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For Volume
$4.95 (Part #9730)

Knob, Yamaha
$5.95 (Part #9748)
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$5.95 (Part #9748)

Music rest, black, Yamaha
$29.95 (Part #2089)
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$29.95 (Part #2089)

Phone jack, 1/4-inch, 4-pin PCB mount
For Output
$10.95 (Part #4177)
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For Output
$10.95 (Part #4177)

Potentiometer, 10KB rotary
For Volume
$8.95 (Part #2726)
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For Volume
$8.95 (Part #2726)

Potentiometer, 10KB rotary
For Knob A, B
$9.95 (Part #3705)
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For Knob A, B
$9.95 (Part #3705)

Potentiometer, 10KB rotary
For Pitch Bend wheel
$8.95 (Part #4164)
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For Pitch Bend wheel
$8.95 (Part #4164)

Power adapter, 16VDC
$69.95 (Part #2644)
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$69.95 (Part #2644)

Pushbutton tact switch, 7mm, 2-pin
$1.95 (Part #2098)
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$1.95 (Part #2098)

Rubber foot, Yamaha
$2.35 (Part #10394)
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$2.35 (Part #10394)

Style 82U key, bottom black keys
$9.95 (Part #K82UBLB)
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$9.95 (Part #K82UBLB)

Style 82U key, Bottom E note
$6.95 (Part #K82UEB)
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$6.95 (Part #K82UEB)

Style 82U key, top black keys
$9.95 (Part #K82UBLT)
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$9.95 (Part #K82UBLT)

Style 82U key, Top G note
$6.95 (Part #K82UGT)
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$6.95 (Part #K82UGT)

Style 82U keys, black keys group
$12.95 (Part #K82UBL)
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$12.95 (Part #K82UBL)

Style 82U keys, C-E-G-B group
$13.95 (Part #K82UC)
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$13.95 (Part #K82UC)

Style 82U keys, D-F-A group
$12.95 (Part #K82UD)
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$12.95 (Part #K82UD)

Style 82U keys, Lowest F-A group
$9.95 (Part #K82UFA)
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$9.95 (Part #K82UFA)

Style 82U keys, Lowest G-B group
$9.95 (Part #K82UGB)
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$9.95 (Part #K82UGB)

Style 82U keys, Top C-E group
$9.95 (Part #K82UCE)
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$9.95 (Part #K82UCE)

Style 82U keys, Top D-F group
$9.95 (Part #K82UDF)
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$9.95 (Part #K82UDF)