77
1
2
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7
8
9
10
11
12
13
14
15
16
17
18
19
20
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22
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25
26
27
28
29
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31
32
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34
35
36
37
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39
40
41
IC, CXP81952M
MCAS
MRAS
BUP
AMUTE
ESK
EDO
EDI
ECS
—
RFLCT
—
LS
LDSW
PBSW
RECSW
—
—
ACOFF
SREQ
EXTDIN
SLOW
LOAD
EJECT
MREQ
DRIVE
—
—
—
—
—
—
—
—
—
—
—
MP
SRST
DGND
XTALO
XTALI
—
—
—
O
O
O
I
O
—
I
—
I
I
I
I
—
—
—
I
O
O
O
O
O
O
—
—
—
—
—
—
—
—
—
—
—
—
I
—
O
I
Pin No.
Pin Name
I/O
Description
Not used.
Audio mute signal output.
Serial clock output for EEPROM interface.
Serial data output for EEPROM interface.
Serial data input for EEPROM interface.
EEPROM interface chip select signal output.
Not used.
DISC reflectance factor detection switch input.
Not used.
Optical pickup inner circumference detection switch input.
Loading mechanism, EJECT position detection switch input.
Loading mechanism, PB position detection switch input.
Loading mechanism, RECORD position detection switch input.
Not used.
System control send request signal input for system control interface.
External DIGITAL-IN enable signal output.
Loading mechanism speed control signal input.
Loading mechanism operational direction control signal input 1.
Loading mechanism operational direction control signal input 2.
MD microprocessor send request signal output for system control interface.
EFM driver ON/OFF signal output.
Not used.
Connected to VSS.
MD microprocessor reset signal input.
Connected to VSS.
External system clock oscillation crystal connection terminal 1.
External system clock oscillation crystal connection terminal 2.
Содержание XR-MD200
Страница 6: ...6 DISASSEMBLY INSTRUCTIONS 1 Remove the two screws 2 Remove the two screws 1 2 ...
Страница 13: ...14 13 BLOCK DIAGRAM IC301 LC866532A ...
Страница 14: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 A B C D E F G H I J K 16 15 WIRING 1 POWER AMP AC 230V 50Hz ...
Страница 15: ...18 17 SCHEMATIC DIAGRAM 1 POWER AMP Q261 262 MUTE R261 22k R262 22k 220k 220k 1000p 1000p ...
Страница 16: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 A B C D E F G H I J K 20 19 WIRING 2 FRONT ...
Страница 17: ...22 21 SCHEMATIC DIAGRAM 2 FRONT IC301 LC866532A 5L31 ...
Страница 28: ...40 39 BLOCK DIAGRAM 1 CD ...
Страница 29: ...42 41 BLOCK DIAGRAM 2 MD TO MAIN C B CN502 TO CD C B CN6 ...
Страница 30: ...44 43 WIRING 1 CD 14 13 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H I J CD C B COMPONENT SIDE ...
Страница 31: ...46 45 1 2 3 4 5 6 7 8 9 10 11 12 13 14 A B C D E F G H I J TP3 CD C B CONDUCTOR SIDE ...
Страница 32: ...48 47 SCHEMATIC DIAGRAM 1 CD 1 2 DTC114TK ...
Страница 33: ...50 49 SCHEMATIC DIAGRAM 2 CD 2 2 RESET 5M36 ...
Страница 34: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 A B C D E F G H I J K 52 51 WIRING 2 FUNCTION ...
Страница 35: ...54 53 SCHEMATIC DIAGRAM 3 FUNCTION ...
Страница 59: ...81 IC BA5936 Rog CURRENT DETECTOR TERMINAL IC BA5970FP IC BA6417F ...
Страница 60: ...82 IC BD7910FV IC AK4519VF ...
Страница 72: ...931196 Printed in Singapore 2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 JAPAN TEL 03 3827 3111 ...