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 FOB Japan

N

Item

Code No.

Parts Name

Specification

Q    N.R.Yen

R

  Unit Price

Main PCB JCM719-MA1M

N

1

6923 4040

PCB ass'y JCM719-MA1M

M140127*1         

1

B

LSI101

2011 3325

LSI

UPD6376CX

1

A

N

LSI102

2012 0021

LSI

HD6433298A36P

1

A

N

LSI103

2012 0035

LSI

TC5316200CP-C106

1

A

LSI105

2011 7434

LSI

HG51B155FD

1

A

LSI106

2011 5194

LSI

HG52E35P

1

A

N

LSI107

2012 0028

LSI

SRM2264LC90,10

2

A

IC101

2105 2114

IC, Regulator

S-81350HG

1

A

IC102

2114 2891

IC

LA4598

1

A

IC103

2114 1421

IC, Photocoupler

PC900V

1

A

N

IC104

2105 3941

IC

RE5VA35AA-TZ

1

A

IC105

2114 1799

IC

M5218APR

1

A

IC106

2105 2912

IC

HD74HC08P

1

A

IC107

2105 3136

IC

HD74HC00P

1

A

Q101

2251 0665

Transistor

2SB1240R.S-TV6-T

1

A

Q102, Q104,

2252 0896

Transistor

2SC1740S-R,S-TP-T

6

A

Q107/108,

Q121/122

Q103

2251 0651

Transistor

2SB1274-CCC

1

A

Q105

2253 0455

Transistor

2SD1762E,F

1

A

Q106

2250 0574

Transistor

2SA933SQ,R-TP-T

1

A

Q109~116

2259 1883

Digital transistor

DTA114TS-TP-T

8

A

D101

2360 2233

Zener diode

RD5.1JSB1-T1-T

1

A

D102

2360 0098

Zener diode

RD5.1ESB2-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

2390 1995

Diode

RB441Q-T77-T

1

B

X101

2590 1526

Ceramic oscillator

EFO-EN2005C4

1

B

X102

2590 1519

Crystal oscillator

HC-49U16384

1

B

MC101

2819 5552

Module Capacitor

CNB7X102M

1

C

MC102

2845 0168

Module Capacitor

CNB8X101K

1

C

FB102~114

2845 3220

Ferrite beads

EXC-ELDR35V-T

13

C

EF101~103

3025 0826

EMI filter

EXC-EMT222DT-T

3

C

J101

3501 7049

DC jack

HEC2305-01-330

1

A

J102

3612 0665

Phone jack

YKB21-5006

1

B

J103

3612 0789

Jack

YKB21-5010

1

B

J104

3501 4816

DIN jack

YKF51-5051

1

B

L101~104,

3841 0539

Inductor

ELE-V100KR-T

10

C

L106~111

N

L121

3841 1456

Coil

CM08RB01

1

C

N

4317 5522

Blank PCB JCM719-MA1M

M140129B-1

1

Volume PCB JCM719-MA2M

2

6923 4050

PCB ass'y M719-MA2M

M440151*1

1

B

VR101

2765 1575

Slide volume

EWA-MJ0S10B23

1

A

2-1

3719 2562

Ribbon cable M296D

DF5H05130-MM

1

C

N

4317 5532

Blank PCB JCM719-MA2M       

M140129B-2

1

C

Console PCB JCM719-CN1M

N

3

6923 4060

PCB ass'y M719-CN1M

M140128*1

1

B

IC303/304

2105 3045

IC

HD74HC174P

2

A

   Notes:     N –  New parts

M –  Minimum order/supply quantity

R –  Rank

— 21 —

Summary of Contents for Oriental Maestro AT1

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

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