Kenwood RXD-A53-GR User Manual

70%
MINI HiFi COMPONENT SYSTEM
RXD-303/303E/353/353E/503/503E/553/553E/
SERVICE MANUAL
(XD-303~A73)**
© 2000-3/B51-5605-00 (K/K) 3633
DISC
1
DISC
2
DISC
3
STANDBY
TIMER
DISPLAY/DEMO
MENU
SELECTBACK ENTER
SOUND
CONTROL
TUNING
MODE
M
U
L
T
I
C
O
N
T
R
O
L
REC/ARM
REVERSE
MODE
TAPE EQ.
PHONES
DISC SKIP
OPEN/
CLOSE
E
X
.
B
A
S
S
PUSH
OPEN
PUSH
OPEN
DECK
PLAY
A DECK
REC/PLAY
B
VOLUME
CONTROL
Panel ass'y *
(A60-)
Knob *
(K29-)
Panel(CD) *
(A29-)
Front glass *
(B10-)
Knob *
(K29-)
Phone jack
(E11-0280-05)
553-GR/553E-GR/653/653E/A33/A53/A53-GR
* Refer to parts list on page 33.
In compliance with Federal Regulations, following are repro-
ductions of labels on, or inside the product relating to laser
product safety.
**Refer to page 2 if you want to know system configuration.
KENWOOD-Crop. certifies this equipment conforms to DHHS
Regulations No. 21 DFR 1040. 10, Chapter 1, Subchapter J.
DANGER : Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM

Kenwood RXD-A53-GR Specifications

General

Brand	Kenwood
Model	RXD-A53-GR
Category	Stereo System
Language	English

Summary

EXTERNAL VIEW

DISASSEMBLY FOR REPAIR

Instructions on how to open the tray if it does not come out.

BLOCK DIAGRAM

CIRCUIT DESCRIPTION

Initialization

Procedure to set initial conditions by plugging in AC cord.

Initialization Operation

Microcomputer initialization when power is turned on.

Setting of the Test Mode

How to enter and exit the test mode for the system.

Contents of the Test Mode

Details of various test modes for system diagnostics.

Microprocessor Periphery Block Diagram

Block diagram illustrating the microprocessor and its connected peripherals.

Key Matrix

Table showing key inputs and their corresponding voltage levels.

Description of Microprocessor

Detailed explanation of microprocessor pin functions and descriptions.

Pin Name I/O Description

Table detailing microprocessor pin names, I/O, and descriptions.

ADJUSTMENT

Adjustment RXD-A53(K/P), RXD-503/553(K/P) only

Specific adjustment procedures for certain models.

Player adjustment

Adjustment procedures related to the CD player mechanism.

Cassette Deck adjustment

Procedures for adjusting the cassette deck mechanism.

Board adjustment

Adjustment procedures for electronic boards.

Measurement Equipment Connections

Diagram showing how to connect measurement equipment.

WIRING DIAGRAM

PARTS DESCRIPTIONS

Capacitors

Description and coding for capacitor components.

Resistors

Description and coding for resistor components.

PC BOARD (Component side view)

BLOCK DIAGRAM

EXPLODED VIEW (MECHANISM)

EXPLODED VIEW (UNIT)

PARTS LIST

RXD-553/553E/553-GR/553E-GR/A53/A53-GR Parts

List of parts specific to certain models.

RXD-303/303E/503/503E/653/653E Parts

List of parts for other specified models.

POWER AMPLIFIER UNIT Parts

List of parts for the power amplifier unit.

SUB-CIRCUIT UNIT (X13-771X-XX) Parts

List of parts for the sub-circuit unit.

CD MECHANISM UNIT (X32-380X-XX) Parts

List of parts for the CD mechanism unit.

RECORD/PLAYBACK UNIT (X28-304X-XX) Parts

List of parts for the record/playback unit.

HOW TO READ THE PARTS LIST

Guide on how to interpret the parts list format.

SPECIFICATIONS

Amplifier section

Technical specifications for the amplifier.

Cassette deck section

Technical specifications for the cassette deck.

CD player section

Technical specifications for the CD player.

General

General specifications including power consumption and dimensions.