Aiwa DX NR3 Service Manual

Page 1

S/M Code No.91 -065 DATE OF ISSUE 12/1991 -T

AIWA® DX-

DX-
(21::
i
COMPACT DISC PLAYER

H,U,C,E,K (N3)
H,C,E,Z (NR3)

0 BASIC CD MECHANISM: KSL-2101ABM 0 TYPE.

SPECIFICATION

0 OX ~ N3 is the Compact Disc Player Disc . Compactdisc .
which is connected to NSX - 03,NSX - D2 539 mm §§:,;fi§?a°°p°a'
._ ' (Semiconductor laser
and NX $00 (optional) only. awn-canon)
0 OX - NR3 is the Compact DISC Piayer Laser 3613;532:5010! '859'
which is connected to NX - 100. (optional) Rotation speed ApprfgL390rpm~2oo
rpm
Error correction Cross interleave, Reed
Solomon code
No. ol channels 2 channels
D-A conversion 16 bit Linear
Signal to noise ratio 92 dB
Harmonic distortion 0.05% (1 kHz, 0 dB)
Wow/Flutter Unmeasurable
Power requirements H,U,C:AC 1 10-120 V/220-
240 V (selectable),
50/60 Hz

E. 2: AC 220 V. 50/60 Hz
, K: AC 240 V, 50/60 Hz
Power consumption H: 9 W
U,C.E.K,Z:1O W
Dimensions(w x H x D) 260 x 75 x 230 mm
(10% x 3 x 9'le inches)
Weight 2.2 kg (4.9 lb)

-Design and specifications are subject to change without
notice.

AIWA 00., Ltd. Tokyo Japan

Printed in Japan

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.

21

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 CTSIG'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.

22