Aiwa AM X10 Service Manual

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Aiwa AM X10 Service Manual

Extracted text from Aiwa AM X10 Service Manual (Ocr-read)


Page 1

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AM-X1O

MINIDISC RECORDER

' BASIC MD MECHANISM: GZG~5A2 ° TYPE: EZ

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REVISION PUBLISHING

:m#— 52 7:. 1 7M; 9 >7Mfi (SIM Code No. 09—977-217-90T) maifififif‘n
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This Service Manual is the “Revision Publishing" and replaces “Simple Manual"
(SIM Code No. 09—977—217-90T).

SERVICE MANUAL

SflVl Code NO. 09—978208-70T

Page 2

TABLE OF CONTENTS

SPECIFICATIONS ................................................................................................... ...... 3
TRANSISTOR ILLUSTRATION ............................................................................................................................. 3
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING ...4

PROTECTION TO REPLACE OPTICAL BLOCK

...4


MD DISASSEMBLY INSTRUCTIONS .............................. 5~12
ELECTRICAL MAIN PARTS LIST ............................................................................................................... 13~15
WAVE FORM ....................................................................................................................................................... 16
BLOCK DIAGRAM ....................................................................................................................................... 17~19
WIRING-1 (MD MAIN) ................................ 20~22
SCHEMATIC DIAGRAM-1 (MD MAIN) .. 23~25
WIRING~2 (FRONT) ................................... 26~28
SCHEMATIC DIAGRAM—2 (FRONT) ....... , .................................................................................................... 29~3o
WIRING-3 (MAIN) ........................................................................................................................................ 31 ~32
SCHEMATIC DIAGRAM-3 (MAIN) ............................................................................................................... 33~34
WIRING-4 (MOTOR) ............................................................................................................................................ 35

SCHEMATIC DIAGRAM-4 (MOTOR)
SCHEMATIC DIAGRAM-5 (DRV)


IC BLOCK DIAGRAM ...................... _ ‘ 7 , V
I0 DESCRIPTION ......... ..... ........ ............ ..... ;‘ ..... 41 ~52
FL GRID ASSIGNMENT/ANODECONNECTION .............................. ..... .......................... - ..... ; ...... _ 53454
ADJUSTMENT ............................................................................................................................................. 55~57
TEST MODE ..............................................

MECHANICAL EXPLODED VIEW-1/1

MECHANICAL PARTS LIST-1/1 ............

MD MECHANISM EXPLODED VIEW-1/2 .................................................................................................... 64~65
MD MECHANISM PARTS LlST-1/2 ..................................................................................................................... 66
MD MECHANISM EXPLODED VlEW-2/2 ............................................................................................................ 67
MD MECHANISM PARTS LIST-2/2 ..................................................................................................................... es
ACCESSORIES / PACKAGE LIST ...................................................................................................................... 69

Page 30

IC, CXD2535CR

Pin No. Pin Name I/O Description
1 F5256 0 256 F5 output. (11.2896 MHz)
2 FOK 0 Focus 0K signal output. Focus OK at “H”.
3 DFCT O Defect sense output. Defect at “H”.
4 SHCK 0 Track jump sense output.
5 SHCKEN I Track jump sense enable input. Enable at “H”.
6 WRPWR I Laser power switching input. Laser record power at “H”.
Laser playback power at “L”.
7 DIRC I Track jump control signal.
8 SWDT I Microprocessor serial interface data input.
9 SCLK I Microprocessor serial interface shift clock input.
10 XLAT I Microprocessor serial interface latch input, Latch at fall-down.
1 1 SRDT O Microprocessor serial interface data output.
12 SENS 0 Internal status is output corresponding to microprocessor serial interface address.
13 ADSY 0 ADIP sync output
14 SQSY 0 Disc sub-code Q sync/ADI? sync output.
15 DQSY O U-bit CD or subcode Q sync output of the MD format is output when the source of the
DIGITAL IN is CD or MD.
16 XRST I Reset input. Reset at “L’.
17 TEST4 I Test terminal. Connect to GND.
18 CLVSCK O Clock output for spindle servo evaluation. (5.6448 MHz).
19 TESTS I Test terminal. Connect to GND.
20 DOUT 0 Digital audio interface signal output.
21 DIN I Digital audio interface signal input.
22 FMCK O ADIP FM demodulation clock output.
23 ATER O ADIP CRC flag output. Error at “H”.
24 REC I Switching between record and playback. Record at “".H Playback at L’.
7.5 DVSS 1 Digital GND. 7
26 DOV'F I V-bit input of the signal to be output from the DOUT terminal.
27 DODT I Signal to be output from the DOUT terminal and audio data input for peak level
detection.
28 DIDT 0 Audio data output of the signal which is input from the DIN terminal.
29 DTI 1 Record data input from CXD2536A.
30 DTO O Playback data output to CXD2536A during playback. “Z” during recording.
31 CZPO 0 C2 pointer of the playback data is output during playback.
V-bit of the DIGITAL IN is output during digital recording. Analog recording at “L”.
32 BCK O 64 F5 output. (2.8224 MHz).
33 LRCK 0 F3 output (44.1 kHz).
34 XTAO 0 Crystal oscillator circuit output terminal. (Inverted output of the X’TAL terminal).
35 XTAI I Crystal oscillator circuit input terminal. (5 12 PS = 22.5792 MHz).
36 MCLK 0 Master clock output. (512 PS = 22.5792 MHz).
37 XBCK O BCK inverted output.

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