Sony HCD-DX3 User Manual

HCD-BX3/DX3
US Model
Canadian Model
AEP Model
UK Model
HCD-BX3
E Model
Australian Model
HCD-DX3
SERVICE MANUAL
COMPACT DISC DECK RECEIVER
MICROFILM
— Continued on next page —
SPECIFICATIONS
• HCD-BX3/DX3 is the tuner, deck,
CD and amplifier section in MHC-
BX3/DX3.
Photo: HCD-BX3
Model Name Using Similar Mechanism NEW
CD CD Mechanism Type CDM58-K2BD38
Section Base Unit Name BU-K2BD38
Optical Pick-up Name KSM-213DAP
Tape deck Model Name Using Similar Mechanism NEW
Section Tape Transport Mechanism Type TCM-230MWR11
AUDIO POWER SPECIFICATIONS:
(HCD-BX3 US model only)
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
with 6 ohm loads both channels driven, from 120-10,000 Hz; rates
75 watts per channel minimum RMS power, with no more than 10%
total harmonic distortion from 250 milliwatts to rated output.
Amplifier section
US, Canadian model:
HCD-BX3:
Continuous RMS power output (reference)
60 + 60 watts
(6 ohms at 1 kHz, 10% THD)
Total harmonic distortion less than 0.07%
(6 ohms at 1 kHz, 35 W)
AEP, UK model:
HCD-BX3:
DIN power output (rated) 45 + 45 watts
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference)
60 + 60 watts
(6 ohms at 1 kHz, 10% THD)
Music power output (reference)
150 + 150 watts
(6 ohms at 1 kHz, 10% THD)
Other model:
HCD-DX3:
The following measured at AC 120, 220, 240 V 50/60 Hz
DIN power output (rated) 75 + 75 watts
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference)
100 + 100 watts
(6 ohms at 1 kHz, 10% THD)
Inputs
MD/VIDEO IN: voltage 450/250 mV,
(phono jacks) impedance 47 kilohms
MIC: sensitivity 1 mV,
(mini jack) impedance 10 kilohms
Outputs
PHONES: accepts headphones of
(stereo mini jack) 8 ohms or more
SPEAKER: accepts impedance of 6 to 16 ohms
CD player section
System Compact disc and digital audio system
Laser Semiconductor laser (λ=780 nm)
Emission duration: continuous
Laser output Max. 44.6 µ W*
*This output is the value measured at a
distance of 200 mm from the objective
lens surface on the Optical Pick-up Block
with 7 mm aperture.
Ver 1.0 2000.1
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T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
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TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com

Sony HCD-DX3 Specifications

General

Type	Mini Hi-Fi Component System
Power Output	100 W
CD Player	Yes
CD Player Type	Single Disc
Tuner	Yes
Tuner Bands	FM/AM
Speaker Configuration	2.0
Speakers	2
Bluetooth	No
USB Playback	Yes
Cassette Deck	Yes
Remote Control	Yes
Functions	CD, Tuner, USB

Summary

AUDIO POWER SPECIFICATIONS

POWER OUTPUT AND TOTAL HARMONIC DISTORTION

Details power output and total harmonic distortion for the amplifier section.

Amplifier section

Specifies power output for US, Canadian, and AEP/UK models.

SPECIFICATIONS

CD player section

Provides specifications for the CD player system, laser, and output.

SAFETY CHECK-OUT

LEAKAGE

Details AC leakage checks and acceptable current limits.

Optical Pick-Up and Laser Diode Handling

Handling Cautions and Safety Notes

Covers pick-up handling, laser safety, component replacement, and PCB repair.

SECTION 1 SERVICE NOTE

SECTION 2 GENERAL

SECTION 3 DISASSEMBLY

Upper Case Disassembly

Steps for removing the upper case (top).

SECTION 3 DISASSEMBLY (Continued)

Loading Panel Assembly Disassembly

Steps for disassembling the loading panel assembly.

SECTION 4 TEST MODE

System Reset and CD Modes

Procedures for MC cold/hot resets, CD ship/service modes.

SECTION 4 TEST MODE (Continued)

MC Test Mode Procedures

Steps for checking amplifier, tuner, CD, and tape operations in MC test mode.

SECTION 5 MECHANICAL ADJUSTMENTS

Torque Measurement

Specifies torque meter readings for various tape deck modes.

SECTION 6 ELECTRICAL ADJUSTMENTS

Test Tape Specifications

Lists test tapes and their signals used for adjustments.

SECTION 6 ELECTRICAL ADJUSTMENTS (Continued)

Tape Speed Adjustment

Procedures for adjusting tape speed for Deck B.

SECTION 6 ELECTRICAL ADJUSTMENTS (Continued)

REC Bias Adjustment

Procedure for adjusting recording bias level for Deck B.

SECTION 6 ELECTRICAL ADJUSTMENTS (Continued)

FM Tuned Level and Null Adjustment

Adjusting FM tuned level and performing null adjustment.

SECTION 7 DIAGRAMS

Circuit Board Location

Diagram showing the location of various circuit boards.

SECTION 7 DIAGRAMS (Continued)

Tuner/CD Section Block Diagram

Block diagram illustrating the Tuner and CD signal paths.

SECTION 7 DIAGRAMS (Continued)

BD Section Printed Wiring Board

Diagram showing component layout on the BD board.

SECTION 7 DIAGRAMS (Continued)

BD Section Schematic Diagram

Detailed schematic of the BD section's circuitry.

SECTION 7 DIAGRAMS (Continued)

Main Section Printed Wiring Board

Diagram showing component layout on the Main board.

SECTION 7 DIAGRAMS (Continued)

Main Section Schematic Diagram (1/3)

First part of the Main section schematic.

SECTION 7 DIAGRAMS (Continued)

AMP Section Printed Wiring Board

Diagram showing component layout on the AMP board.

SECTION 7 DIAGRAMS (Continued)

AMP Section Schematic Diagram

Detailed schematic of the AMP section's circuitry.

SECTION 7 DIAGRAMS (Continued)

Panel Section Printed Wiring Board

Diagram showing component layout on the Panel board.

SECTION 7 DIAGRAMS (Continued)

Panel Section Schematic Diagram

Detailed schematic of the Panel section's circuitry.

SECTION 7 DIAGRAMS (Continued)

Leaf SW Section Printed Wiring Board

Diagram showing component layout on the Leaf SW board.

SECTION 7 DIAGRAMS (Continued)

Leaf SW Section Schematic Diagram

Detailed schematic of the Leaf SW section's circuitry.

SECTION 7 DIAGRAMS (Continued)

Driver Section Printed Wiring Board

Diagram showing component layout on the Driver board.

SECTION 7 DIAGRAMS (Continued)

Leaf SW Section Schematic Diagram

Detailed schematic of the Leaf SW section's circuitry.

SECTION 7 DIAGRAMS (Continued)

Trans Section Printed Wiring Board

Diagram showing component layout on the Trans board.

SECTION 7 DIAGRAMS (Continued)

Trans Section Schematic Diagram

Detailed schematic of the Trans section's circuitry.

SECTION 7 DIAGRAMS (Continued)

Master Control IC Pin Functions

Description of each pin's function for the Master Control IC.

SECTION 7 DIAGRAMS (Continued)

Display Control IC Pin Functions

Description of each pin's function for the Display Control IC.

SECTION 7 DIAGRAMS (Continued)

BD Section IC Block Diagrams

Block diagrams for IC101 and IC102 on the BD board.

SECTION 7 DIAGRAMS (Continued)

Driver and Main IC Block Diagrams

Block diagrams for IC701 (Driver) and IC682 (Main).

SECTION 7 DIAGRAMS (Continued)

Main Board IC Block Diagrams

Block diagrams for IC601, IC302, IC651, IC681 on Main board.

SECTION 8 EXPLODED VIEWS

Main Section Exploded View

Diagram showing disassembled parts of the main section.

SECTION 8 EXPLODED VIEWS (Continued)

Panel Section Exploded View

Diagram showing disassembled parts of the panel section.

SECTION 8 EXPLODED VIEWS (Continued)

Main Board Section Exploded View

Diagram showing disassembled parts of the main board.

SECTION 8 EXPLODED VIEWS (Continued)

Tape Mechanism Deck Exploded View

Diagram showing disassembled parts of the tape mechanism deck.

SECTION 8 EXPLODED VIEWS (Continued)

CD Mechanism Deck Exploded View

Diagram showing disassembled parts of the CD mechanism deck.

SECTION 9 ELECTRICAL PARTS LIST

AMP Section Electrical Parts

List of resistors, capacitors, connectors, and ICs for the AMP section.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

BD Section Electrical Parts

List of diodes, transistors, resistors, capacitors, connectors, and ICs for the BD section.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Driver Section Electrical Parts

List of capacitors, connectors, ICs, transistors, resistors, and switches for the Driver section.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Head, Leaf SW Board Electrical Parts

List of parts for Head (A), Head (B), and Leaf SW boards.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Main Board Capacitor List

List of capacitors used on the Main board.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Main Board Capacitor List

List of capacitors used on the Main board.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Panel and Trans Section Parts

List of parts for Panel, Sensor, Sub-Trans, and Trans sections.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Main, Motor, Panel Section Parts

List of transistors, resistors, switches, and transformers for Main, Motor, Panel.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Main Section Resistor List

List of resistors used in the Main section.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Main Section Resistor List

List of resistors used in the Main section.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Main Section Resistor List

List of resistors used in the Main section.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Main, Motor, Panel Section Parts

List of transistors, switches, transformers, and capacitors for Main, Motor, Panel.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Panel Section Electrical Parts

List of capacitors, diodes, transistors, switches, and ICs for the Panel section.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Panel Section Resistors and Switches

List of resistors and switches for the Panel section.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Panel, Sensor, Sub-Trans, Trans Parts

List of switches, ICs, transistors, resistors, transformers, and capacitors for these sections.

SECTION 9 ELECTRICAL PARTS LIST (Continued)

Trans Section Fuses, Transistors, Hardware

List of fuses, transistors, hardware, and miscellaneous items for the Trans section.