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Sony HCD-BX3 Service Manual

Sony HCD-BX3
66 pages
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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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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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Sony HCD-BX3 Specifications

General IconGeneral
TypeStereo System
Speaker Configuration2.0
CD PlayerYes
Radio TunerFM/AM
BluetoothYes
USB PortYes
Remote ControlYes
SpeakersYes
Amplifier Output Power50W (25W per channel)
InputsAUX
OutputsHeadphone
Dimensions (W x H x D) - Speaker150 x 240 x 150 mm

Summary

SECTION 1 SERVICE NOTE

Panel Board Installation Procedure

Instructions for attaching the panel board, including screw usage and hot melt points.

SECTION 2 GENERAL

Front Panel Controls and Indicators

Identifies buttons and indicators on the front panel of the HCD-BX3 unit.

System Setup Guide

Setting the Time

Guide to setting the clock, essential for timer functions, with 12/24 hour system notes.

Presetting Radio Stations

Instructions for presetting up to 30 FM and 10 AM radio stations.

SECTION 3 DISASSEMBLY

Upper Case and Loading Panel Removal

Steps for removing the upper case (top) of the unit, detailing screw locations.

Front Panel and Tape Mechanism Removal

Instructions for removing the front panel section, including CD mechanism and flat type wires.

Board Assemblies Removal

Instructions for removing panel, trans, sub-trans, and other board assemblies.

Main, Amplifier, and Driver Board Removal

Steps for removing main, amplifier, leaf SW, head, driver, and motor boards.

Base Unit and Other Board Removal

Instructions for disassembling the base unit and address sensor board.

SECTION 4 TEST MODE

Memory, CD, and VACS Modes

Covers MC Cold/Hot Reset, CD Ship/Service, and VACS ON/OFF modes.

MC Test Mode Operation

Procedure for checking operations of Amplifier, Tuner, CD, and Tape sections.

Aging Mode Operation and Error Handling

Details aging mode operation, stopping on error, and error display codes.

Aging Mode Sequences and Function Change

Covers tape deck sequence during aging and function change modes.

SECTION 5 MECHANICAL ADJUSTMENTS

Torque Measurement Procedures

Specifies torque values for FWD, REV, and tension measurements using specific meters.

SECTION 6 ELECTRICAL ADJUSTMENTS

Deck Section Adjustments

Details azimuth, speed, and level adjustments using test tapes for the deck section.

Playback and Recording Adjustments

Procedures for tape speed, playback level, REC bias, and REC level adjustments.

FM, CD, and RF Adjustments

Covers FM tuned level, CD S-curve, RF level, and E-F balance adjustments.

RF Signal Checks

Procedures for checking RF PLL free-run frequency and RF signal waveform on the BD board.

SECTION 7 DIAGRAMS

Circuit Board Locations and Waveforms

Diagrams showing circuit board physical locations and example waveforms for key ICs.

Block Diagrams

Block diagrams illustrating the tuner/CD section and main section circuitry.

Printed Wiring Boards Overview

Component layouts for BD, MAIN, AMP, PANEL, LEAF SW, DRIVER, and TRANS sections.

Schematic Diagrams Overview

Schematic diagrams for BD, MAIN (3 parts), AMP, PANEL, LEAF SW, DRIVER, and TRANS sections.

IC Pin Function Descriptions

Main Board IC401 Pin Functions

Detailed pin function description for the MASTER CONTROL IC401 on the main board.

Panel Board IC601 Pin Functions

Pin function description for the DISPLAY CONTROL IC601 on the panel board.

IC Block Diagrams

IC101 and IC102 Block Diagrams

Block diagrams for IC101 (CXD2587Q) and IC102 (BA5974FP) on the BD board.

IC103 and IC701 Block Diagrams

Block diagrams for IC103 (CXA2568M) on BD board and IC701 (BA6956AN) on driver board.

IC601 and IC651 Block Diagrams

Block diagrams for IC601 (BA1450) and IC651 (LC72130) on the main board.

SECTION 8 EXPLODED VIEWS

Main Section Parts Breakdown

Exploded view of the main section, listing parts like case, panel, screws, and fan.

Panel Section Parts Breakdown

Exploded view of the panel section, detailing parts like lids, knobs, brackets, and indicator tube.

Tape Mechanism Deck Parts Breakdown

Exploded view of the tape mechanism deck, listing parts like pinch levers, heads, belts, and flywheels.

CD Mechanism Deck Parts Breakdown

Exploded view of the CD mechanism deck, detailing parts like cams, levers, pulleys, and the optical pick-up block.

SECTION 9 ELECTRICAL PARTS LIST

Amp Section Components

List of electrical components for the amplifier section, including capacitors, connectors, and resistors.

Amp/BD Section Resistors

Comprehensive list of resistors used in the amplifier and BD sections, with values and ratings.

BD Driver Section Components

List of electrical components for the BD driver section, including capacitors, connectors, ICs, transistors, and resistors.

Head, Leaf SW, Main Board Components

List of electrical components for Head (A/B), Leaf SW, and Main boards, including capacitors and connectors.

Main Board Capacitors

Detailed list of capacitors used on the main board, specifying type, value, and voltage.

Main Board Capacitors (Various Types)

Further list of main board capacitors, covering various types like ceramic, mylar, and elect.

Panel Section Components

List of electrical components for the panel section, including diodes, transistors, and transformers.

Main & Trans Section ICs/Transistors

List of ICs and transistors for the main and trans sections, including part numbers and remarks.

Panel Section Resistors

Comprehensive list of resistors used in the panel section, with values, tolerances, and power ratings.

Panel Section Resistors (R497-R509)

List of panel section resistors R497 through R509, detailing values and tolerances.

Panel Section Resistors (R523-R618)

List of panel section resistors R523 through R618, detailing values and tolerances.

Main, Motor, Panel, Trans Components

List of components for main, motor, panel, and trans sections, including transformers, switches, and capacitors.

Panel Section Capacitors and Diodes

List of capacitors and diodes for the panel section, specifying types, values, and voltage ratings.

Panel Section Resistors and Switches

List of resistors and switches for the panel section, including values, tolerances, and types.

Panel, Sub-Trans, Trans Components

List of components for panel, sub-trans, and trans sections, including ICs, transistors, and connectors.

Trans Section Components

List of components for the trans section, including fuses, resistors, transformers, and hardware.

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