Casio Oriental Maestro AT1 Скачать руководство пользователя страница 5 | Manualshive

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BLOCK DIAGRAM

KC0 ~
KC7

SI0 ~ SI7

FI0 ~ FI7

Key Touch LSI

LSI106

HG52E35P

Working Strage

RAM (64K-bit)

LSI104

SRM2264LC90,10

7-Seg.

LED

LO0 ~ LO4

LED driver
IC301/302
BA612

LD0 ~ LD7

Buttons

KI1 ~ KI7

VDD

Power Switch

MIDI

IN

OUT

EA0 ~ EA12

ED0 ~ ED7

DSP

LSI105

HG51B155FD

RA0 ~ RA19

RD0 ~ RD15

Sound Source ROM

(16M-bit)

LSI103

TC5316200CP-C106

WCK1 SLOP BCK

D/A Converter

LSI101

UPD6376CX

Filter

IC105

Main
Volume

Power Amplifier

IC102

LA4598

CPU

LSI102

HD6433298A36P

Keyboard

A0 ~ A14

POWER

Power Supply Circuit

IC101, Q1 ~ Q4

VCC

AVDD

VDD

LVDD

DVDD

VC

APO

Effect RAM

(64K-bit)

LSI107

SRM2264LC90,10

D0~D7

Speakers

Output

A0 ~
A12

A0 ~ A3

A0 ~ A2

LEDs

LED driver

Q109 ~ Q116

KO Signal
Generator

IC303/304

TC74HC174P

La ~ Lg, Lp

Reset IC

IC104

RE5VA35AA

RESET

KO

CLK

KO0 ~ KO10

LC1 ~ LC4

Filter

IC105

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Содержание Oriental Maestro AT1

Страница 1: ...ELECTRIONIC KEYBOARD AT 1 without price...

Страница 2: ...ng the DSP HG51B155FD 2 Block Diagram 3 Circuit Description 4 Wiring Diagram 12 Major Waveforms 13 PCB View and Major Check Points 14 Schematic Diagrams 15 Exploded View 18 IC Lead Identification and...

Страница 3: ...pacity Approx 700 notes Pitch Bender Bend Range 2 semitones 3 semitones Registration Memories 6 Registration Items Tone Number Rhythm Number Tempo Accompaniment Mode Accompaniment Volume Effects Layer...

Страница 4: ...D is sticked on the main PCB with a double side adhesive tape then its leads are soldered Remove the DSP according to the following procedures 1 Prepare isopropyl alcohol and a flat IC desoldering mac...

Страница 5: ...d Source ROM 16M bit LSI103 TC5316200CP C106 WCK1 SLOP BCK D A Converter LSI101 UPD6376CX Filter IC105 Main Volume Power Amplifier IC102 LA4598 CPU LSI102 HD6433298A36P Keyboard A0 A14 POWER Power Sup...

Страница 6: ...2 C 2 2 D2 2 D 2 2 E2 2 F2 2 F 2 2 G2 2 FI1 G 2 1 A2 1 A 2 1 B2 1 C3 1 C 3 1 D3 1 D 3 1 SI1 G 2 2 A2 2 A 2 2 B2 2 C3 2 C 3 2 D3 2 D 3 2 FI2 E3 1 F3 1 F 3 1 G3 1 G 3 1 A3 1 A 3 1 B3 1 SI2 E3 2 F3 2 F 3...

Страница 7: ...ge RAM LSI104 SRM2264LC90 10 DSP LSI105 HG51B155FD Key Touch LSI LSI106 HG52E35 DVDD DVDD DVDD VDD VDD RESET POWER From power switch KO Signal Generator IC303 304 TC74HC174P NMI KI1 KI2 KI3 KI4 KI5 KI...

Страница 8: ...in No Terminal In Out Function 1 P40 Out KO signal data output 2 P41 Out Clock for KO signal data 3 P42 Out APO Auto Power Off signal output ON High OFF Low 4 P43 Out Read enable signal output 5 P44 O...

Страница 9: ...l 29 32 Not used 33 RESB In Reset signal input 34 TESB In Not used Connected to 5 V 35 39 Not used 40 49 52 57 50 VCC2 5 V source 51 GND2 Ground 0 V source 58 RA23 Out Not used 59 RA22 Out Chip select...

Страница 10: ...LOCK RESET Pin No Terminal In Out Function 1 SEL In Mode selection terminal Connected to ground 2 D GND In Ground 0 V source for internal digital circuit 3 NC Not used 4 DVDD In 5 V source for interna...

Страница 11: ...und data BOK Bit clock WOK1 Word clock SI CLK LRCK APO CCSB CRDB CWRB Pin No Terminal In Out Function 96 EWEB Out Write enable signal output for the effect RAM 98 EA13 Out Not used 106 EOEB Out Read e...

Страница 12: ...enable signal 7 CCBB In Chip select signal 8 9 11 T STBY W In Not used Connected to 5 V 10 RESB In Reset signal 12 CKI In 10 MHz clock input 13 14 TMD TST In Not used Connected to ground 15 CKO Out N...

Страница 13: ...h1 IN Ch1 N F Pre GND D C Ch2 IN Ch2 N F Ch2 B S Ch1 OUT Power GND VCC Standby Ch2 OUT Ch2 B S Power Supply Circuit The power supply circuit generates six voltages as shown in the following table VDD...

Страница 14: ...JD1 JD2 JD3 JD4 JD5 JD6 JD7 JD8 JD9 JD10 JD11 JD12 JC1 JC2 JC3 JC4 JC5 JC6 JC7 JC8 JC9 JC10 JC11 JC12 JD1 JD2 JD3 JD4 JD5 JD6 JD7 JD8 JD9 JD10 JD11 JD12 JA1 JA2 JA3 JA4 JA5 JA6 JA7 JA8 JA9 JA10 JA11...

Страница 15: ...y scan signal KC2 HG52E35P pin 46 A Key scan signal KC3 HG52E35P pin 47 B B Bit clock BOK UPD6376CX pin 16 C L R clock WOK1 UPD6376CX pin 13 C D E D Sound data SOLP Note OFF E Sound data SOLP Note ON...

Страница 16: ...FB113 FB114 C191 C190 R217 R216 X102 R210 C197 IC106 C192 C193 LSI106 LSI104 R207 C180 C187 C177 R206 C181 FB112 C186 C194 R215 R209 R208 250 R270 LVDD JD 12 1 JA 16 C150 C149 C148 1 IC103 R135 C133 C...

Страница 17: ...15 SCHEMATIC DIAGRAMS PCB JCM719 MA1M 8 9 10 11 2 21 12 13 14 15 20 1 4 3 5 6 7 22 23...

Страница 18: ...16 PCBs JCM719 CN1M CN2M MA2M 19 16 17 18...

Страница 19: ...17 PCBs JCM617T KY1M KY2M...

Страница 20: ...20 19 21 23 22 24 14 13 15 17 16 18 8 7 9 11 10 12 2 1 3 5 4 6 17 3 1 28 1 28 2 28 3 2 1 S 5 5 1 28 4 28 5 S 1 S 2 6 1 S 4 10 25 27 26 28 29 30 31 32 S 1 S 1 3 1 S 2 S 1 S 5 S 4 S 2 24 S 3 EXPLODED V...

Страница 21: ...RCK LRSEL RSI SI LSI CLK 4 8 fs SEL D GND N C D VDD A GND A VDD R OUT R REF L REF L OUT 11 10 9 6 8 7 12 5 4 3 13 14 15 16 1 2 3 2 1 OUT VDD VSS 1 2 3 4 5 6 VCC GND NC 1 2 3 4 5 6 7 8 VCC GND 1A 1 1Y...

Страница 22: ...8 16 15 14 13 12 11 10 9 VCC Q6 D6 D5 Q5 D4 Q4 CLOCK R D CK Q R D CK Q R D CK Q R D CK Q R D CK Q R D CK Q NC I1 I2 I3 I4 I5 GND 1 2 3 4 5 6 7 14 13 12 11 10 9 8 NC O5 O4 O3 O2 O1 NC BA612 TC74HC174AP...

Страница 23: ...re subject to change with out prior notice 2 As for spare parts order and supply refer to the GUIDEBOOK for Spare parts Supply published seperately 3 The numbers in item column correspond to the same...

Страница 24: ...1ESB2 T1 T 1 A D103 2390 0371 Diode DSK10B BT T 1 B D104 2390 1316 Diode SB10 04A3 BT T 1 B D105 106 2390 1344 Diode 1SS133T 77 T 5 B D108 D111 112 D107 2310 7996 Zener diode RD4 7ESB2 T1 T 1 A D109 2...

Страница 25: ...357 Speaker 1221AF 2 B 11 6922 3830 Rubber button 711A M312122 1 1 B 12 6922 3840 Rubber button 711B M312123 1 1 B N 13 6923 4300 Rubber button 711C M312124 2 1 B N 14 6923 4310 Rubber button 711F M21...

Страница 26: ...0 F 20 C110 C153 Electrolytic 6 3 V 220 F 20 C103 C104 C113 C114 C121 C137 C139 C145 C167 C171 C193 C197 Electrolytic 10 V 22 F 20 C108 Electrolytic 16 V 10 F 20 C152 C162 Electrolytic 50 V 1 F 20 C11...

Страница 27: ...R150 R163 R164 R168 R170 R189 1 K R102 R103 R133 R135 R142 220 R220 R230 330 R132 R143 R159 R185 R292 10 R115 R116 R127 R139 R141 R149 R158 R166 R171 R173 R186 R188 R206 R208 R211 R213 R215 100 R175...

Страница 28: ...8 11 10 Nishi Shinjuku Shinjuku ku Tokyo 160 Japan Telephone 03 3347 4926 May 1995...

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