Aiwa DX NR3 Service Manual

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Aiwa DX NR3 Service Manual

Extracted text from Aiwa DX NR3 Service Manual (Ocr-read)


Page 2

DISASSEMBLY INSTRUCTIONS

1. "Panel, Tray" and "CD Mechanism" Removal
(See Figure — 1.2)
1) Remove the “Cabinet, Steel”.
2) AFor AUTOMATIC operation
Press the OPEN/ CLOSE button to eject
the “Tray".
AFor MANUAL operation (See Figure— 1)
Insert a flat-head screwdriver into the hole at
the direction of the arrow ® to eject the “Tray”.

3) Remove the “Panel. Tray"
of the arrow.

in the direction

4) Remove 4 screws (®) and remove

the “CD Mechanism".

Panel, Tray

Cabinet. Steel Fig — 1
I ACCESSORIES/ PACKAGE LIST
PART NO. REF.
CHANGED T0 N0. PART NO. DESCRIPTION
1 *81 -MDC- 905-019 INSTRUCTION BOOKLET EX
2 *87-034—773-010 CORD,PIN R—237W-1M
3 *81-MDB-951-019 REMOTE UNIT,RC-CN3 (NR3)
4 *87-032-845-019 PLUG,CONVERSION (H)
5 *81-MDC-951-019 CONNECTOR ASSY 2P CONT

(See Figure — 2)

(See Figure — 2)

CD Mechanism

COMMON
MODEL

92(-

X

Fig-2

Page 17

Pin No. Pin Name I/O Description
TMAX signal output terminal. HiZ in system clock.
TMAX cycle TMAX output
6 1 TMAX O Longer than specified cycle L
Shorter than specified cycle H(ZVREF)
Specified cycle HiZ
6 2 L P FN I LPF amplifier negative-phase input terminal for PLL.
6 3 L P F0 0 LPF amplifier output terminal for PLL.
6 4 V C O F I VCO filter terminal.
6 5 VC OX I External VCO clock input terminal.
6 6 P L C K O Playback data read clock output terminal.
6 7' MO D 0
6 8 MOD 1 I Internal operation mode setting input terminal.
6 9 MO D 2
7 0 WD CK 0 Word clock output terminal. Normally 88. 2 kHz.
7 1 CHCK 0 Channel clock output terminal. Normally 44.1 kHz.
7 2 B CK 0 Bit clock output terminal. Normally 1. 4112 MHz.
7 3 AOUT 0 Audio data output terminal.
7 4 C K S E I Internal clock selection terminal.
7 5 DOUT 0 Digital OUT output terminal.
7 6 71W I Test terminal. Normally "H” or open.
7 7 TI?“ 0 High-speed monitor output terminal. High-speed mode when ”L”.
7 8 EMP H O Emphasis ON/OFF indication signal output terminal. Emphasis ON when "H".
7 9 W I Test terminal. Normally "H" or open.
8 0 MCK 0 Master clock output terminal.

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Page 18

lC.BU8559$

Pin No. Pin Name I/O Description

1 B Z I m (Not used.)

2 LED S 0 I 55 (Not used.)

3 L ED S 1 I m (Not used.)

4 L E D S 2 I m (Not used.)

5 LEDSS I mmot used.)

6 LEDS4 I m (Not used.)

7 L ED S 5 I m (Not used.)

8 L E D S 6 I m (Not used.)
9 'L E D s 7 I CTS‘I‘G'P‘

10 LEDCO I (Not used.)

1 1 L E D C I I (Not used.)

12 LEDCZ I (Not used.)

1 3 HA L T I H LT

1 4 O S C 2 I OSC terminal.

1 5 O S C 1 I OSC terminal.

1 6 GND — GND terminal.

1 7 AGND -— A-GND terminal.

1 8 AD I 0 I KEY input I.

1 9 CMP O I (Not used.)

2 0 CMP l I (Not used.)

2 1 ADI 1 I KEY input 2.
2 2 AVDD - Power supply terminal.

2 3 Tm I Reset terminal.

2 4 P I O 0 0 Analog switch A. (Not used.)
2 5 P I O 1 0 Analog switch B. (Not used.)
2 6 P I O 2 O MOTOR OPEN.
2 7 P I O 3 O ROTOR CLOSE.
2 8 P I 0 I IN SW.
2 9 P I 1 I OUT SW.

3 0 P I 2 I Remote input. (Not used.)
3 1 P I 3 I Remote input. (Not used.)
3 2 VDD — Power supply terminal.

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