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MC-80<br />

Feb,1999<br />

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BLOCK DIAGRAM <br />

JACK BOARD<br />

MAIN BOARD<br />

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FOOT<br />

SW<br />

JK109<br />

MIDI<br />

IN 1<br />

JK108<br />

MIDI<br />

IN 2<br />

JK107<br />

MIDI<br />

THRU<br />

JK105<br />

MIDI<br />

OUT 1<br />

JK101<br />

MIDI<br />

PATCH<br />

IC3<br />

CPU<br />

SH7021<br />

A<br />

B<br />

IC4<br />

GATE ARRAY<br />

M60205-0601FP<br />

IC2<br />

DRAM<br />

16Mbit<br />

SRAM<br />

256Kbit<br />

IC5<br />

FLASH ROM<br />

8Mbit<br />

ADDRESS BUS, DATA BUS, CONTROL BUS<br />

IC8<br />

IC7<br />

LCDC<br />

SED1335<br />

IC114<br />

FDC<br />

uPD72070<br />

BUFFERS<br />

IDE<br />

Option<br />

BOARD<br />

Option<br />

FDD UNIT<br />

ZIP Drive<br />

ZIP-INT-1A<br />

Hard Disk<br />

Drive Unit<br />

HDP88<br />

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<br />

JK103<br />

MIDI<br />

OUT 2<br />

ENCODER SW & LED<br />

PANEL/SWITCH BOARD<br />

RCM6027T-1A<br />

LCD UNIT<br />

BUFFERS<br />

Option<br />

SCSI<br />

BOARD<br />

VS4S-1<br />

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<br />

<br />

<br />

Option<br />

or<br />

mounted on<br />

MC-80EX<br />

VOICE<br />

EXPANSION<br />

BOARD<br />

VE-GSPro<br />

IC101<br />

DAC<br />

uPD6379<br />

LPF<br />

VR601<br />

VR BOARD<br />

IC103<br />

OpAMP<br />

M5218<br />

IC130<br />

OpAMP<br />

M5218<br />

SP101<br />

BUZZER<br />

PKM22EP-2001<br />

+<br />

+<br />

IC102<br />

OpAMP<br />

M5216<br />

LPF<br />

A<br />

B<br />

JK104<br />

JK106<br />

JK102<br />

OUTPUT L<br />

(MONO)<br />

OUTPUT R<br />

PHONES<br />

VR101<br />

CLICK LEVEL<br />

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14

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