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Yamaha SY77

Released in 1989

The SY77 is a workstation synth with a 16-track sequencer, with both FM and wavetable sounds. A resonant multistage filter and four effects processors make this a powerful instrument.

Yamaha SY77
GALLERY
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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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Aftertouch sensor PCB
Aftertouch sensor PCB
$16.95 (Part #3010)
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Aftertouch strip, 61-note
Aftertouch strip, 61-note
$39.95 (Part #1659)
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Battery, 3V lithium
Battery, 3V lithium
$7.95 (Part #4311)
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Belt, for disk drive
Belt, for disk drive
$10.95 (Part #3223)
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Button set, cursor, lower, Yamaha
Button set, cursor, lower, Yamaha
$7.95 (Part #6963)
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Button set, cursor, upper, Yamaha
Button set, cursor, upper, Yamaha
$7.95 (Part #6962)
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Button set, numeric keypad, Yamaha
Button set, numeric keypad, Yamaha
$16.95 (Part #6958)
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Button, Yamaha
Button, Yamaha
$2.95 (Part #5595)
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Disk drive
Disk drive
$79.95 (Part #3026)
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Display bezel, Yamaha
Display bezel, Yamaha
$10.95 (Part #5592)
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Display, Yamaha
Display, Yamaha
$64.95 (Part #5596)
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Encoder knob, 44mm, Yamaha
Encoder knob, 44mm, Yamaha
$9.95 (Part #4971)
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End cap, left, Yamaha
End cap, left, Yamaha
$49.95 (Part #6960)
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End cap, lower left, Yamaha
End cap, lower left, Yamaha
$19.95 (Part #12092)
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End cap, lower right, Yamaha
End cap, lower right, Yamaha
$18.95 (Part #11748)
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End cap, right, Yamaha
End cap, right, Yamaha
$31.95 (Part #6961)
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IC, 4556 dual op amp
IC, 4556 dual op amp
$2.95 (Part #6858)
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IC, 74ALS74 flip-flop
IC, 74ALS74 flip-flop
$2.95 (Part #12373)
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IC, 74F00 quad NAND gate
IC, 74F00 quad NAND gate
$2.95 (Part #5271)
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IC, 74HC02 NOR gate
IC, 74HC02 NOR gate
$1.95 (Part #9211)
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IC, 74HC138 3 to 8 multiplexer
IC, 74HC138 3 to 8 multiplexer
$1.95 (Part #8125)
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IC, 74HC32 quad logic gate
IC, 74HC32 quad logic gate
$2.95 (Part #5246)
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IC, 74HC74 dual flip-flop
IC, 74HC74 dual flip-flop
$2.95 (Part #9912)
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IC, 74LS04 hex inverter
IC, 74LS04 hex inverter
$2.95 (Part #3147)
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IC, 74LS245 bus transceiver
IC, 74LS245 bus transceiver
$2.95 (Part #3395)
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IC, 74LS32N quad gate
IC, 74LS32N quad gate
$2.95 (Part #4262)
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IC, PCM56P D/A converter
IC, PCM56P D/A converter
$19.95 (Part #4867)
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Jack board, Yamaha SY77
Jack board, Yamaha SY77
$79.95 (Part #6959)
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Key contact assembly, 12-note
Key contact assembly, 12-note
$49.95 (Part #4679)
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Key contact assembly, 13-note
Key contact assembly, 13-note
$59.95 (Part #3307)
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Key contact board, 61-note
Key contact board, 61-note
$79.95 (Part #3774)
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Key retention clip, 61-note keyboard
Key retention clip, 61-note keyboard
$16.95 (Part #4395)
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Key return flat spring
Key return flat spring
$0.75 (Part #KEYSPA)
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Key return springs, set of 10
Key return springs, set of 10
$5.95 (Part #KEYSPAX)
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Keybed cushion, 61-note
Keybed cushion, 61-note
$16.95 (Part #1732)
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Main board DM1, Yamaha SY77
Main board DM1, Yamaha SY77
$159.99 (Part #5587)
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Main board DM2, Yamaha SY77
Main board DM2, Yamaha SY77
$149.99 (Part #5588)
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Memory card board, Yamaha
Memory card board, Yamaha
$24.95 (Part #5597)
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Memory card guide, Yamaha
Memory card guide, Yamaha
$12.95 (Part #4970)
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Panel board, left, Yamaha SY77
Panel board, left, Yamaha SY77
$64.95 (Part #5589)
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Panel board, right, Yamaha
Panel board, right, Yamaha
$59.95 (Part #5590)
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Phone jack, 1/4-inch, 3-pin PCB mount
Phone jack, 1/4-inch, 3-pin PCB mount
For Phones
$10.95 (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 L/Mono Output, Sustain, Foot Sw
$10.95 (Part #4334)
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Phone jack, 1/4-inch, 4-pin PCB mount
Phone jack, 1/4-inch, 4-pin PCB mount
For Foot Volume, Foot Cont
$10.95 (Part #4177)
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Phone jack, 1/4-inch, 5-pin PCB mount
Phone jack, 1/4-inch, 5-pin PCB mount
For Output 2 L/R
$9.95 (Part #1983)
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Phone jack, 1/4-inch, stereo, 9-pin PCB mount
Phone jack, 1/4-inch, stereo, 9-pin PCB mount
For Right Output 1/1+2
$10.95 (Part #3410)
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Phone jack, mini, 4-pin PCB mount
Phone jack, mini, 4-pin PCB mount
For Breath Controller
$8.95 (Part #1840)
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Pitch bend/mod wheel rubber stop, Yamaha
Pitch bend/mod wheel rubber stop, Yamaha
$3.95 (Part #7122)
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Pitch bend/mod wheel, Yamaha
Pitch bend/mod wheel, Yamaha
$9.95 (Part #4963)
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Pitch bend/mod wheels assembly, Yamaha
Pitch bend/mod wheels assembly, Yamaha
$39.95 (Part #5593)
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Potentiometer, 10KA rotary
Potentiometer, 10KA rotary
For Click Volume
$8.95 (Part #2646)
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Potentiometer, 10KB rotary
Potentiometer, 10KB rotary
For Mod wheel 1 only
$9.95 (Part #3479)
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Potentiometer, 10KB rotary with center detent and center tap
Potentiometer, 10KB rotary with center detent and center tap
For Mod 2 wheel only
$11.95 (Part #3750)
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Potentiometer, 1KB rotary
Potentiometer, 1KB rotary
For Contrast
$8.95 (Part #1798)
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Power supply board, Yamaha SY77
Power supply board, Yamaha SY77
$59.95 (Part #5591)
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Power switch cap, black, round
Power switch cap, black, round
$7.95 (Part #3102)
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Power switch, pushbutton
Power switch, pushbutton
$12.95 (Part #3791)
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Pushbutton tact switches, 4.3mm, pkg of 10
Pushbutton tact switches, 4.3mm, pkg of 10
$11.95 (Part #3130X)
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Rubber foot, 5/16-inch tall, with lock pin
Rubber foot, 5/16-inch tall, with lock pin
$2.95 (Part #4980)
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Screws, package of 5
Screws, package of 5
For internal chassis
$3.95 (Part #3931)
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Slide potentiometer, 10KAx2, 30mm
Slide potentiometer, 10KAx2, 30mm
For Volume
$19.95 (Part #3337)
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Slide potentiometer, 10KB, 30mm
Slide potentiometer, 10KB, 30mm
For Data
$24.95 (Part #3426)
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Slider knob, white indicator, Yamaha
Slider knob, white indicator, Yamaha
$8.95 (Part #4950)
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Spring for pitch bend wheel
Spring for pitch bend wheel
$3.95 (Part #4028)
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Stop ring, pitch wheel spring
Stop ring, pitch wheel spring
$2.95 (Part #7697)
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Style 27W key, black note
Style 27W key, black note
$11.95 (Part #K27WBL)
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Style 27W key, note A
Style 27W key, note A
$11.95 (Part #K27WA)
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Style 27W key, note B or E
Style 27W key, note B or E
$11.95 (Part #K27WBE)
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Style 27W key, note C or F
Style 27W key, note C or F
$11.95 (Part #K27WCF)
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Style 27W key, note D
Style 27W key, note D
$11.95 (Part #K27WD)
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Style 27W key, note G
Style 27W key, note G
$11.95 (Part #K27WG)
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Style 27W key, top C note
Style 27W key, top C note
$19.95 (Part #K27WC8)
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Transformer, Yamaha
Transformer, Yamaha
$44.95 (Part #5594)
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Transistor, 2SA1015
Transistor, 2SA1015
$1.95 (Part #3294)
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Transistor, 2SC1815
Transistor, 2SC1815
$2.95 (Part #1943)
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Transistor, 2SC2878
Transistor, 2SC2878
$1.95 (Part #8149)
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Voltage regulator, 78M12
Voltage regulator, 78M12
$3.95 (Part #2147)
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Voltage regulator, 79M12
Voltage regulator, 79M12
$3.95 (Part #2028)
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