Aiwa CX-JDS22 - User Manual

SERVICE MANUAL
Sony Corporation
Personal Audio Division
Published by Sony Techno Create Corporation
E Model
COMPACT DISC DECK RECEIVER
9-887-087-01
2006B1678-1
© 2006.02
Ver. 1.0 2006.02
SPECIFICATIONS
CX-JDS22/JDS33
CX-JDS22/JDS33 are the Amplifier, CD player, Tape
Deck and Tuner section in DBX-DS22/DS33.
Model Name Using Similar Mechanism CX-JDS30
CD
CD Mechanism Type BU-F1BD81AA
Section
Optical Pick-up Name KSM-215DCP/C2NP
TAPE
Model Name Using Similar Mechanism CX-JDS20/JDS30
Section Tape Transport Mechanism Type
JDS22 CMAL5Z220A
JDS33 CMAL1Z240A
— Continued on next page —
Photo : CX-JDS33
Inputs
AUDIO IN (stereo mini jack):
voltage 250 mV,
impedance 47 kilohms
MIC (phone jack) (except for European model):
sensitivity 1 mV,
impedance 10 kilohms
Outputs
PHONES (stereo mini jack):
accepts headphones of
8ohms or more
SPEAKER: accepts impedance of 6 to
16 ohms
CD player section
System Compact disc and digital
audio system
Laser Diode Properties Emission duration:
continuous
Laser Output: Less than
44.6 µW
(This output is the value
measurement at a distance
of 200 mm from the
objective lens surface on
the Optical Pick-up Block
with 7 mm aperture)
Frequency response 2 Hz – 20 kHz (±0.5 dB)
Signal-to-noise ratio More than 90 dB
Dynamic range More than 90 dB
Tape deck section
Recording system 4-track 2-channel, stereo
Frequency response 50 – 13,000 Hz (±3 dB),
using Sony TYPE I
cassettes
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range 87.5 – 108.0 MHz
(50 kHz step)
Antenna FM lead antenna
Antenna terminals 75 ohms unbalanced
Intermediate frequency 10.7 MHz
AM tuner section
Tuning range
Pan-American models: 530 – 1,710 kHz
(with the tuning interval
set at 10 kHz)
531 – 1,710 kHz
(with the tuning interval
set at 9 kHz)
Amplifier section
Other models: 530 – 1,710 kHz
(with the tuning interval
set at 10 kHz)
531 – 1,602 kHz
(with the tuning interval
set at 9 kHz)
Antenna AM loop antenna
Antenna terminals External antenna terminal
Intermediate frequency 450 kHz
JDS33
The following measured at AC 120, 127, 220, 230,
240 V 50/60 Hz
DIN power output (rated): 120 + 120 watts (6 ohms at
1kHz, DIN)
Continuous RMS power output (reference):
150 + 150 watts (6 ohms at
1kHz, 10% THD)
JDS22
The following measured at AC 120, 127, 220, 230,
240 V 50/60 Hz
DIN power output (rated): 96 + 96 watts (6 ohms at
1kHz, DIN)
Continuous RMS power output (reference):
120 + 120 watts (6 ohms at
1kHz, 10% THD)

Summary

General Specifications and Model Information

General Specifications

Power requirements, dimensions, and mass of the unit.

Model Identification

Details on model variants, part numbers, and abbreviations.

System Operation and Controls

Main Unit Button Locations

Guide to buttons on the main unit, their functions, and reference pages.

Service and Maintenance Procedures

Disassembly Notes and Handling Precautions

General disassembly flow and precautions for sensitive components.

System Test Modes

Various diagnostic test modes for system checks and troubleshooting.

Mechanical and Electrical Adjustments

Procedures for tape deck calibration and head adjustments.

CD Section Adjustments

Calibration checks for the CD player, including S-curve and RF levels.

Diagrams and Parts Lists

Diagrams Overview and Circuit Board Locations

Introduction to schematic diagrams and location of circuit boards.

Block Diagram - Main Section

Functional overview of the main section logic.

Printed Wiring Board - Main Board

Component layout and placement for the main system board.

Exploded Views

Visual breakdown of the unit's components for service.

Electrical Parts List

Comprehensive list of all components with part numbers and descriptions.

Aiwa CX-JDS22 Specifications

General

Type	Stereo System
Power Output	20W per channel
CD Player	Yes
Tuner	AM/FM
Cassette Deck	Yes
Weight	5.5 kg
Speakers	2-way