Sony HCD-EX9 - User Manual

SERVICE MANUAL
Sony Corporation
Published by Sony Techno Create Corporation
HCD-EX6/EX6T/EX8/
EX8T/EX9/EX9T
9-889-803-02
2010L04-1
©
2010.12
E Model
Ver. 1.1 2010.12
• HCD-EX6 is the amplifi er, USB, CD player
and tuner section in MHC-EX6.
• HCD-EX6T is the amplifi er, USB, CD player,
tape deck and tuner section in MHC-EX6T.
• HCD-EX8 is the amplifi er, USB, CD player
and tuner section in MHC-EX8.
• HCD-EX8T is the amplifi er, USB, CD player,
tape deck and tuner section in MHC-EX8T.
• HCD-EX9 is the amplifi er, USB, CD player
and tuner section in MHC-EX9.
• HCD-EX9T is the amplifi er, USB, CD player,
tape deck and tuner section in MHC-EX9T.
HCD-EX6/EX8/EX9
COMPACT DISC RECEIVER
HCD-EX6T/EX8T/EX9T
COMPACT DISC DECK RECEIVER
CD Section
Model Name Using Similar Mechanism New
Mechanism Type CDM88CL-D1BD74UR
Optical Pick-up Block Name DA11MMVGP
Tape Deck Section
(HCD-EX6T/EX8T/EX9T)
Model Name Using Similar Mechanism HCD-EC69T/EC79T/EC99T
Tape Transport Mechanism Type TCM-J1 or CS-21SC-901TP
SPECIFICATIONS
Amplifi er section
The following measured at AC 127 V,
60 Hz (Mexican model)
The following measured at AC 220 V,
50/60 Hz (Argentine model)
The following measured at AC 120 V,
220 V, 240 V, 50/60 Hz (Other models)
HCD-EX9/EX9T
Front Speaker:
Power output (rated):
Low channel
40 W + 40 W (at 8 Ω, 1 kHz, 1%
THD)
High channel
40 W + 40 W (at 8 Ω, 1 kHz, 1%
THD)
RMS output power (reference):
Low channel
85 W + 85 W (per channel at 8 Ω,
1 kHz)
High channel
85 W + 85 W (per channel at 8 Ω,
1 kHz)
Subwoofer:
RMS output power (reference):
125 W (at 4 Ω, 80 Hz)
HCD-EX8/EX8T
Power output (rated):
Low channel
50 W + 50 W (at 8 Ω, 1 kHz, 1%
THD)
High channel
50 W + 50 W (at 8 Ω, 1 kHz, 1%
THD)
RMS output power (reference):
Low channel
100 W + 100 W (per channel at 8 Ω,
1 kHz)
High channel
100 W + 100 W (per channel at 8 Ω,
1 kHz)
HCD-EX6/EX6T
Power output (rated):
40 W + 40 W (at 6 Ω, 1 kHz, 1%
THD)
RMS output power (reference):
90 W + 90 W (per channel at 6 Ω,
1 kHz)
Inputs
PC IN (stereo mini jack):
Sensitivity 800 mV, impedance
22 kilohms
Outputs
PHONES (stereo mini jack):
accepts headphones with an
impedance of 8 Ω or more
SPEAKERS: impedance
HCD-EX9/EX9T/EX8/EX8T: 8 Ω
HCD-EX6/EX6T: 6 Ω
SUBWOOFER (HCD-EX9/EX9T only):
impedance 4 Ω
USB section
Supported bit rate:
MP3 (MPEG 1 Audio Layer-3):
32 kbps – 320 kbps, VBR
WMA: 48 kbps – 192 kbps
AAC: 48 kbps – 320 kbps
Sampling frequencies:
MP3 (MPEG 1 Audio Layer-3):
32/44.1/48 kHz
WMA: 44.1 kHz
AAC: 44.1 kHz
(USB) port:
Maximum current:
500 mA
CD player section
System:
Compact disc and digital audio
system
Laser Diode Properties
Emission Duration: Continuous
Laser Output*: Less than 44.6μW
* This output is the value
measurement at a distance of
200mm from the objective lens
surface on the Optical Pick-up
Block with 7mm aperture.
Frequency response: 20 Hz – 20 kHz
Signal-to-noise ratio: More than 90 dB
Dynamic range: More than 88 dB
Tape deck section (HCD-EX9T/
EX8T/EX6T only)
Recording system: 4-track 2-channel, stereo
Tuner section
FM stereo, FM/AM superheterodyne tuner
Antenna:
FM lead antenna
AM loop antenna
FM tuner section:
Tuning range:
87.5 MHz ‒ 108.0 MHz (50 kHz step)
Intermediate frequency: 225 kHz
AM tuner section:
Tuning range
Latin American models:
530 kHz ‒ 1,710 kHz (10 kHz step)
531 kHz ‒ 1,710 kHz (9 kHz step)
Other models:
531 kHz ‒ 1,602 kHz (9 kHz step)
530 kHz ‒ 1,610 kHz (10 kHz step)
Intermediate frequency: 53 kHz
– Continued on next page –
Photo: HCD-EX9T
• MPEG Layer-3 audio coding technology and pat-
ents licensed from Fraunhofer IIS and Thomson.
• Windows Media is a registered trademark of
Microsoft Corporation in the United States and/or
other countries.

Summary

Specifications

General Specifications

Details Amplifier, CD, Tape Deck, and USB sections.

Servicing Notes

Handling Precautions

Covers optical pick-up, laser diode, solder, tray lock, and model identification.

Disassembly Instructions

Panel and Board Removal

Covers side, top, front, back, main, and BD74 boards.

Mechanism and Tray Removal

Covers tape mechanism deck and CD tray.

Component Removal

Covers CD mechanism, belt, and base unit.

Test Modes

Operational Test Modes

Covers Cold Reset, Panel Test, Version Check, Key Test, CD Repeat, Tray Lock, Power Manage.

Advanced Test Mode Operations

Covers Servo Test, Factory Mode, and Service Mode.

Adjustments and Checks

Mechanical and Electrical Adjustments

Covers torque, tension, head azimuth, and other calibrations.

CD Section Checks

Details Focus Bias Check procedure.

Tuner Section Checks

Details FM Auto Stop Check procedure.

Diagrams Overview

Circuit Boards Location

Illustrates the physical locations of various circuit boards.

Diagram Conventions

Explains symbols and conventions for PWB and schematics.

Block Diagrams

CD;Tuner Section Block Diagram

Illustrates the signal flow for CD and Tuner sections.

Tape;Audio Section Block Diagram

Illustrates the signal flow for Tape and Audio sections.

Display;Power Supply Section Block Diagram

Illustrates the signal flow for Display and Power Supply sections.

Printed Wiring Boards

CD Section PWB Layout

Shows the layout of the CD section's printed wiring board.

USB Section PWB Layout

Shows the layout of the USB section's printed wiring board.

Panel Section PWB Layout

Shows the layout of the Panel section's printed wiring board.

Schematic Diagrams

CD Section Schematic

Provides the schematic diagram for the CD section.

USB Section Schematic

Provides the schematic diagram for the USB section.

Panel Section Schematic

Provides the schematic diagram for the Panel section.

IC Block Diagrams

Key IC Block Diagrams

Covers BD74, MAIN-AMP, and other IC block diagrams.

IC Pin Function Descriptions

USB Controller Pin Functions

Details pin functions for the USB controller IC.

System Controller Pin Functions

Details pin functions for the system controller IC.

Exploded Views

Unit Exploded Views

Covers Overall, Front Panel, Top Panel, Chassis, Main, and CD Mechanism views.

Electrical Parts List

BD74 Board Component List

Lists electrical components for the BD74 board.

Deck Board Component List

Lists electrical components for the Deck board.

Main-AMP and Panel Board Components

Lists electrical components for Main-AMP and Panel boards.

Revision History

Manual Revision Log

Documents changes made to the manual.

Sony HCD-EX9 Specifications

General

Brand	Sony
Model	HCD-EX9
Category	Car Receiver
Language	English