EasyManua.ls Logo

Sony HCD-BX77DBi User Manual

Sony HCD-BX77DBi
66 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
SERVICE MANUAL
Sony Corporation
Published by Sony Techno Create Corporation
HCD-BX77DBi
SPECIFICATIONS
COMPACT DISC RECEIVER
9-889-832-03
2011E05-1
©
2011.05
AEP Model
UK Model
Ver. 1.2 2011.05
HCD-BX77DBi is the amplifier, CD player, tuner
and iPod section in CMT-BX77DBi.
Model Name Using Similar Mechanism HCD-BX70DBi
Base Unit Name
BU-K6BD90-WOD
Optical Pick-up Name KSM-213DCP
iPod is a trademark of Apple Inc., registered in the U.S.
and other countries.
MPEG Layer-3 audio coding technology and patents
licensed from Fraunhofer IIS and omson.
All other trademarks and registered trademarks are of
their respective holders. In this manual,
TM
and ® marks
are not specied.
Amplier section
DIN power output (rated):
18 watts + 18 watts (6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference): 25 watts + 25 watts (6 ohms at
1 kHz, 10% THD)
Music power output (reference): 38 watts + 38 watts (6 ohms at 1 kHz, 10%
THD)
Inputs
AUDIO IN (stereo mini jack): voltage 250 mV, impedance 47 kilohms
Outputs
PHONES (stereo mini jack): accepts headphones of 8 ohms 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
* is 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: 20 Hz
20 kHz
Signal-to-noise ratio: More than 90 dB
Dynamic range: More than 90 dB
Tuner section
DAB tuner section:
Frequency range*
Band-III: 174.928 (5A) MHz
239.200 (13F) MHz
* For details, see “DAB frequency table below.
Antenna: FM/DAB lead antenna
Antenna terminal: 75 ohms, F female
FM stereo, FM/AM superheterodyne tuner
FM tuner section:
Tuning range: 87.5 MHz 108.0 MHz (50 kHz step)
Antenna: FM/DAB lead antenna
Antenna terminals: 75 ohms unbalanced
Intermediate frequency: 10.7 MHz
AM tuner section:
Tuning range: 531 kHz
1,602 kHz (9 kHz step)
Antenna: AM loop antenna, external antenna terminal
Intermediate frequency: 450 kHz
DAB frequency table (Band-III)
Frequency Label Frequency Label
174.928 MHz 5A 209.936 MHz 10A
176.640 MHz 5B 211.648 MHz 10B
178.352 MHz 5C 213.360 MHz 10C
180.064 MHz 5D 215.072 MHz 10D
181.936 MHz 6A 216.928 MHz 11A
183.648 MHz 6B 218.640 MHz 11B
185.360 MHz 6C 220.352 MHz 11C
187.072 MHz 6D 222.064 MHz 11D
188.928 MHz 7A 223.936 MHz 12A
190.640 MHz 7B 225.648 MHz 12B
192.352 MHz 7C 227.360 MHz 12C
194.064 MHz 7D 229.072 MHz 12D
195.936 MHz 8A 230.784 MHz 13A
197.648 MHz 8B 232.496 MHz 13B
199.360 MHz 8C 234.208 MHz 13C
201.072 MHz 8D 235.776 MHz 13D
202.928 MHz 9A 237.488 MHz 13E
204.640 MHz 9B 239.200 MHz 13F
206.352 MHz 9C
208.064 MHz 9D
– Continued on next page –
Note: Refer to supplement-1 for SPECIFICATIONS of the following serial No. or larger.
AEP model : Serial No. 5100859 or larger
UK model : Serial No. 6123118 or larger
Question and Answer IconNeed help?

Do you have a question about the Sony HCD-BX77DBi and is the answer not in the manual?

Sony HCD-BX77DBi Specifications

General IconGeneral
BluetoothYes
USB PlaybackYes
CD PlaybackYes
Speaker Impedance6 Ohms
Number of Channels2
MP3 PlaybackYes
WMA PlaybackYes
Remote ControlYes
Tuner TypeFM/AM
Speaker Output2

Summary

SPECIFICATIONS

Amplifier Section Specifications

Details amplifier power ratings, inputs like AUDIO IN, and outputs like PHONES and SPEAKER.

CD Player Section Specifications

Details CD player system, laser diode properties, frequency response, S/N ratio, and dynamic range.

Tuner Section Specifications

Lists tuning ranges for DAB, FM, and AM, antenna details, and intermediate frequencies.

SERVICING NOTES

General Servicing Precautions

Provides notes on handling optical pick-up, unleaded solder, and flexible circuit boards during repair.

Special Modes and Procedures

Explains the anti-theft unlock mode and the procedure to open the tray when the power is off.

DISASSEMBLY FLOW

Overall Disassembly Sequence

Presents a flow chart illustrating the step-by-step sequence for disassembling the unit.

PANEL DISASSEMBLY

Side and Top Panel Removal

Details the procedure for removing the side L/R panels and the top panel block.

KEY BOARD AND FRONT PANEL DISASSEMBLY

Top Key, IP, and Front Panel Removal

Details the steps for removing the TOP KEY board, IP board, PANEL TOP, and the front panel block.

REAR PANEL AND TUNER SECTION DISASSEMBLY

Rear Panel and Tuner Components

Details the procedure for removing the rear panel block, D.C. fan, and the tuner (FM/AM).

AMPLIFIER AND POWER BOARD DISASSEMBLY

AMP and Power Board Removal

Details the steps for removing the AMP board block and the POWER board block.

MAIN, DAB, AND LOADING MECHANISM DISASSEMBLY

Main, DAB Tuner, and Loading Mechanism Removal

Details the procedure for removing the MAIN board, DAB board/module, and the loading mechanism block.

BASE UNIT AND OPTICAL PICK-UP DISASSEMBLY

Base Unit, Belt, and Pick-Up Removal

Details the steps for removing the base unit, belt, and the optical pick-up block.

TEST MODES

Cold Reset and Common Test Mode

Explains how to perform a cold reset and activate the common test mode for amplifier checks.

Panel Test Mode and CD Functions

Details panel test mode, CD ship mode, CD ship mode & memory clear, and anti-theft lock mode.

CD SERVICE MODE AND POWER MANAGE

CD Service Mode and Power Management

Explains CD service mode for sled motor control and CD power management for tuner noise reduction.

ELECTRICAL CHECKS

Tuner and CD Checks

Details the procedure for checking FM tune level and performing a CD focus bias check.

BLOCK DIAGRAMS - CD SERVO SECTION

CD Servo Section Block Diagram

Presents the block diagram for the CD servo section, illustrating signal paths and component interconnections.

BLOCK DIAGRAMS - iPod, TUNER, DAB SECTION

iPod, Tuner, and DAB Section Block Diagram

Presents the block diagram for the iPod, TUNER, and DAB sections, detailing their signal paths.

BLOCK DIAGRAMS - MAIN SECTION

Main Section Block Diagram

Presents the block diagram for the main section, illustrating input selection, volume, and amplifier control.

BLOCK DIAGRAMS - PANEL, POWER SUPPLY SECTION

Panel and Power Supply Block Diagram

Presents the block diagram for the panel and power supply sections, covering system controller and voltage regulation.

PRINTED WIRING BOARD NOTES

General Notes for PWBs and Schematics

Provides general notes for interpreting printed wiring boards and schematic diagrams, including component identification.

PRINTED WIRING BOARDS - CD SECTION

CD Board and Motor Board PWBs

Displays the printed wiring boards for the CD board (component and conductor sides) and the motor board.

SCHEMATIC DIAGRAM - CD BOARD

CD Board Schematic Diagram

Presents the detailed schematic diagram for the CD board, showing component connections and ICs.

WAVEFORMS

Waveform Measurements

Displays measured waveforms for CD, IP, PANEL, and MAIN boards at specific test points.

SCHEMATIC DIAGRAM - DAB BOARD

DAB Board Schematic Diagram

Presents the detailed schematic diagram for the DAB board, including connections to the tuner module.

PRINTED WIRING BOARDS - IP BOARD

IP Board PWBs

Displays the printed wiring boards for the IP board (Side A and Side B).

SCHEMATIC DIAGRAM - IP BOARD

IP Board Schematic Diagram

Presents the detailed schematic diagram for the IP board, including iPod interface and control signals.

PRINTED WIRING BOARDS - MAIN SECTION

Main Board PWBs

Displays the printed wiring boards for the MAIN board, showing connections to other boards.

SCHEMATIC DIAGRAM - MAIN SECTION (1/3)

Main Board Schematic Diagram (1/3)

Presents the first part of the MAIN board schematic diagram, covering input selection and volume control.

SCHEMATIC DIAGRAM - MAIN SECTION (2/3)

Main Board Schematic Diagram (2/3)

Presents the second part of the MAIN board schematic diagram, covering system controller and motor control.

SCHEMATIC DIAGRAM - MAIN SECTION (3/3)

Main Board Schematic Diagram (3/3)

Presents the third part of the MAIN board schematic diagram, covering line amplifiers and power supply regulation.

PRINTED WIRING BOARDS - AMP, HEADPHONE SECTION

AMP and Headphone Board PWBs

Displays the printed wiring boards for the AMP board and the HP board.

SCHEMATIC DIAGRAM - AMP, HEADPHONE SECTION

AMP and Headphone Section Schematic

Presents the schematic diagram for the AMP and headphone sections, including the power amplifier IC.

PRINTED WIRING BOARDS - PANEL SECTION

Panel and Top Key Board PWBs

Displays the printed wiring boards for the PANEL board and the TOP KEY board.

SCHEMATIC DIAGRAM - PANEL SECTION

Panel Section Schematic

Presents the schematic diagram for the PANEL section, including the fluorescent indicator tube driver and remote receiver.

PRINTED WIRING BOARD - POWER BOARD

Power Board PWB

Displays the printed wiring board for the POWER board, showing transformer and fuse locations.

SCHEMATIC DIAGRAM - POWER BOARD

Power Board Schematic Diagram

Presents the schematic diagram for the POWER board, illustrating AC input, transformers, and regulators.

IC BLOCK DIAGRAMS

Integrated Circuit Block Diagrams

Illustrates block diagrams for integrated circuits such as CD, DAB, IP, MAIN, and AMP boards.

IC BLOCK DIAGRAMS - AMP, PANEL

AMP and Panel IC Block Diagrams

Illustrates block diagrams for the AMP board IC (STK433-730-E) and the PANEL board IC (PT6302LQ-010).

IC PIN FUNCTION DESCRIPTION - CD BOARD

CD Board IC101 Pin Functions

Provides a detailed list of pin names, I/O, and descriptions for the CD board IC101 (CD-MP3 PROCESSOR).

IC PIN FUNCTION DESCRIPTION - CD BOARD CONT.

CD Board IC101 Pin Functions Continued

Continues the detailed list of pin names, I/O, and descriptions for the CD board IC101 (CD-MP3 PROCESSOR).

IC PIN FUNCTION DESCRIPTION - IP BOARD

IP Board IC101 Pin Functions

Provides a detailed list of pin names, I/O, and descriptions for the IP board IC101 (iPod Interface).

IC PIN FUNCTION DESCRIPTION - MAIN BOARD

Main Board IC301 Pin Functions

Provides a detailed list of pin names, I/O, and descriptions for the MAIN board IC301 (SYSTEM CONTROLLER).

IC PIN FUNCTION DESCRIPTION - MAIN BOARD CONT.

Main Board IC301 Pin Functions Continued

Continues the detailed list of pin names, I/O, and descriptions for the MAIN board IC301 (SYSTEM CONTROLLER).

EXPLODED VIEWS

Panel Section Exploded View

Illustrates the exploded view of the panel section, including top panel, front panel, and main board section.

TOP PANEL SECTION

Top Panel Assembly Details

Details the exploded view and parts list for the top panel section, including buttons and IP board.

FRONT PANEL SECTION

Front Panel Assembly Details

Details the exploded view and parts list for the front panel section, including the indicator tube.

MAIN BOARD SECTION

Main Board Exploded View and Components

Details the exploded view and parts list for the main board section, showing connections to other boards.

POWER BOARD SECTION

Power Board Exploded View and Components

Details the exploded view and parts list for the power board section, including transformers and fuses.

LOADING MECHANISM SECTION

Loading Mechanism Exploded View and Components

Details the exploded view and parts list for the loading mechanism section, including the belt and springs.

BASE UNIT SECTION

Base Unit Exploded View and Components

Details the exploded view and parts list for the base unit section, including the optical pick-up block.

ELECTRICAL PARTS LIST - 5VREG, 9VREG, AMP BOARD

5VREG, 9VREG, and AMP Board Parts

Lists electrical components for the 5VREG, 9VREG, and AMP boards, including capacitors, diodes, ICs, and resistors.

ELECTRICAL PARTS LIST - AMP, CD BOARD

AMP and CD Board Parts

Lists electrical components for the AMP and CD boards, including capacitors, connectors, ICs, and resistors.

ELECTRICAL PARTS LIST - CD, HP BOARD

CD and HP Board Parts

Lists electrical components for the CD and HP boards, including capacitors, connectors, diodes, ICs, transistors, and resistors.

ELECTRICAL PARTS LIST - HP, IP, MAIN BOARD

HP, IP, and Main Board Parts

Lists electrical components for the HP, IP, and MAIN boards, including transistors, resistors, and capacitors.

ELECTRICAL PARTS LIST - MAIN BOARD

Main Board Parts List

Lists electrical components for the MAIN board, including capacitors, connectors, diodes, and transistors.

ELECTRICAL PARTS LIST - MAIN BOARD CONT.

Main Board Parts List Continued

Continues the list of electrical components for the MAIN board, including transistors and resistors.

ELECTRICAL PARTS LIST - MAIN BOARD RESISTORS

Main Board Resistors List

Lists electrical components specifically for resistors on the MAIN board.

ELECTRICAL PARTS LIST - MAIN, MOTOR, PANEL

Main, Motor, and Panel Board Parts

Lists electrical components for the MAIN, MOTOR, and PANEL boards, including resistors, switches, diodes, ICs, and transistors.

ELECTRICAL PARTS LIST - PANEL, POWER, TOP KEY

Panel, Power, and Top Key Board Parts

Lists electrical components for the PANEL, POWER, and TOP KEY boards, including resistors, diodes, fuses, and switches.

MISCELLANEOUS AND ACCESSORY PARTS

Miscellaneous and Accessory Parts

Lists miscellaneous items like cables, fuses, fans, switches, and accessories, along with their part numbers.

SUPPLEMENT-1

Change of IP Board for iPod Series

Details changes to the IP board to support new iPod series, including discrimination by serial number.

SPECIFICATIONS

Main Unit Specifications

Details specifications for the main unit, including amplifier, CD player, and tuner sections.

iPod Section Specifications

Lists compatible iPod models and general specifications related to iPod connectivity.

Related product manuals