Sony HCD-GPX555 - Service Manual

SERVICE MANUAL
Sony Corporation
Published by Sony EMCS (Malaysia) PG Tec
SPECIFICATIONS
9-890-651-02
2014J80-1
©
2014.10
Ver. 1.1 2014.10
• HCD-GPX555 is the amplifi er, USB, CD player,
Bluetooth, NFC and tuner section in MHC-GPX555.
• HCD-GPX888 is the amplifi er, USB, CD player,
Bluetooth, NFC and tuner section in MHC-GPX888. Photo: HCD-GPX888
CD Section
Model Name Using
Similar Mechanism
HCD-GPX33
CD Mechanism Type CDM90-DVBU204//M
Optical Pick-up Name CMS-S76RFS7G
COMPACT DISC RECEIVER
US Model
HCD-GPX555
E Model
HCD-GPX555/GPX888
Australian Model
HCD-GPX555
HCD-GPX555/GPX888
• “WALKMAN” and “WALKMAN” logo are registered trademarks of Sony Corporation.
• MPEG Layer-3 audio coding technology and patents licensed from Fraunhofer IIS and Thomson.
• Windows Media is either a registered trademark or trademark of Microsoft Corporation in the United States and/or
other countries.
• This product is protected by certain intellectual property rights of Microsoft Corporation. Use or distribution of
such technology outside of this product is prohibited without a license from Microsoft or an authorized Microsoft
subsidiary.
• The Bluetooth
®
word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such
marks by Sony Corporation is under license. Other trademarks and trade names are those of their respective owners.
• The N Mark is a trademark or registered trademark of NFC Forum, Inc. in the United States and in other countries.
• Android™ is a trademark of Google Inc.
• Google Play™ is a trademark of Google Inc.
• iPhone and iPod touch are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service
mark of Apple Inc.
• “Made for iPod” and “Made for iPhone” mean that an electronic accessory has been designed to connect specifically
to iPod or iPhone, respectively, and has been certified by the developer to meet Apple performance standards. Apple is
not responsible for the operation of this device or its compliance with safety and regulatory standards. Please note that
the use of this accessory with iPod or iPhone may affect wireless performance.
• All other trademarks and registered trademarks are of their respective holders. In this manual, ™ and ® marks are not
specified.
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
(USA model only)
With 4 ohm loads, both channels driven, from
120 – 10,000 Hz; rated 180 watts per channel
minimum RMS power, with no more than
0.7% total harmonic distortion from 250
milliwatts to rated output.
Amplifi er section
The following are measured at
USA model:
AC 120 V, 60 Hz
Mexican model:
AC 120 V – 240 V, 60 Hz
Chilean and Bolivian models:
AC 220 V – 240 V, 50 Hz
Other models:
AC 120 V – 240 V, 50/60 Hz
MHC-GPX888
Front speaker
Power Output (rated):
350 W + 350 W (at 4 ohms, 1 kHz,
1% THD)
RMS output power (reference):
600 W + 600 W (per channel at
4 ohms, 1 kHz)
LBT-GPX555/MHC-GPX555
Front speaker
Power Output (rated):
350 W + 350 W (at 4 ohms, 1 kHz,
1% THD)
RMS output power (reference):
600 W + 600 W (per channel at 4 ohms,
1 kHz)
Subwoofer
RMS output power (reference):
600 W (4 ohms, 100 Hz)
Inputs
AUDIO IN 1/PARTY CHAIN IN L/R
Voltage 2 V, impedance 47 kilohms
AUDIO IN 2 L/R
Voltage 2 V, impedance 47 kilohms
MIC (MHC-GPX888 only)
Sensitivity 1 mV, impedance
10 kilohms
(USB) A, (USB) B, port
Type A
Outputs
AUDIO OUT/PARTY CHAIN OUT L/R
Voltage 2 V, impedance 1 kilohm
USB section
Supported bit rate
WMA:
48 kbps – 192 kbps, VBR, CBR
AAC:
48 kbps – 320 kbps, VBR, CBR
Sampling frequencies
WMA: 44.1 kHz
AAC: 44.1 kHz
Supported USB device
Mass Storage Class
Maximum current
500 mA
Disc/USB section
Supported bit rate
MPEG1 Layer-3:
32 kbps – 320 kbps, VBR
MPEG2 Layer-3:
8 kbps – 160 kbps, VBR
MPEG1 Layer-2:
32 kbps – 384 kbps, VBR
Sampling frequencies
MPEG1 Layer-3:
32 kHz/44.1 kHz/48 kHz
MPEG2 Layer-3:
16 kHz/22.05 kHz/24 kHz
MPEG1 Layer-2:
32 kHz/44.1 kHz/48 kHz
Disc player section
System
Compact disc and digital audio system
Laser Diode Properties
Emission Duration: Continuous
Laser Output*: Less than 44.6 W
* This 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 88 dB
Tuner section
FM stereo, FM/AM superheterodyne tuner
Antenna:
FM lead antenna
AM loop antenna
FM tuner section
Tuning range
USA model:
87.5 MHz – 108.0 MHz
(100 kHz step)
Other models:
87.5 MHz – 108.0 MHz (50 kHz step)
AM tuner section
Tuning range
Pan American and Australian models:
531 kHz – 1,710 kHz (9 kHz step)
530 kHz – 1,710 kHz (10 kHz step)
Other models:
531 kHz – 1,602 kHz (9 kHz step)
530 kHz – 1,610 kHz (10 kHz step)
Bluetooth section
Communication system
Bluetooth Standard version 3.1
Output
Bluetooth Standard Power Class 2
Maximum communication range
Line of sight approx. 10 m
1)
Frequency band
2.4 GHz band (2.4000 GHz – 2.4835 GHz)
Modulation method
FHSS (Freq Hopping Spread Spectrum)
Compatible Bluetooth profiles
2)
A2DP (Advanced Audio Distribution
Profile)
AVRCP 1.3 (Audio Video Remote
Control Profile)
SPP (Serial Port Profile)
Supported codecs
SBC (Sub Band Codec)
AAC (Advanced Audio Coding)
1)
The actual range will vary depending on
factors such as obstacles between devices,
magnetic fields around a microwave oven,
static electricity, reception sensitivity,
antenna’s performance, operating system,
software application, etc.
2)
Bluetooth standard profiles indicate the
purpose of Bluetooth communication
between devices.
– Continued on next page –

Summary

SPECIFICATIONS

AUDIO POWER SPECIFICATIONS

Technical details on power output and total harmonic distortion.

CORE FUNCTION SPECIFICATIONS

Details on CD, Tuner, Bluetooth, USB, and NFC functions.

SAFETY CHECK-OUT

AC Leakage Test Procedure

Procedure to measure AC leakage current from metal parts.

SERVICING NOTES

Handling Precautions for Optical Components and Solder

Guidelines for handling optical pickup, laser diodes, and unleaded solder.

Specific IC Replacement and Tray Lock Notes

Notes on replacing specific ICs and releasing the disc tray lock.

DISASSEMBLY

Disassembly Flow and Panel Removal

Overall disassembly flow and steps for panel removal.

Component and Board Disassembly

Steps for disassembling CD mechanism, back panel, and boards.

Regulator and Optical Device Disassembly

Steps for removing switching regulator and optical device.

TEST MODES

Panel Test Mode and System Resets

Panel test mode, user reset, and cold reset procedures.

CD Tray Lock and History Modes

Modes for locking the CD tray and checking protector data.

Model and Destination Write Mode

Mode to set software model and destination.

ELECTRICAL CHECKS

CD Section Electrical Checks

Procedures for checking the CD playback section.

Tuner Section Electrical Checks

Procedures for checking the FM tuner section.

Optical Block and FM Auto Stop Checks

Checks for optical block bias and FM auto-stop function.

TROUBLESHOOTING AND DIAGNOSTIC FLOWS

Switching Regulator Troubleshooting

Diagnostic flow for the switching regulator.

Optical Block Diagnosis Flow

Step-by-step diagnosis for the optical pickup block.

DAMP;MB Mount Diagnosis Flows

Diagnostic flows for DAMP and MB boards.

MOSFET Confirmation for DAMP Mount

Confirmation procedure for MOSFETs on the DAMP mount.

DIAGRAMS

Block Diagrams by Section

Overall system block diagrams for main sections.

MB Board Diagrams

Printed wiring boards and schematics for the MB board.

DAMP Board Diagrams

Printed wiring boards and schematics for the DAMP board.

FL Board Diagrams

Printed wiring boards and schematics for the FL board.

DJ KEYS Board Diagrams

Printed wiring boards and schematics for the DJ KEYS board.

USB Board Diagrams

Printed wiring boards and schematics for the USB board.

Tuner Board Diagrams

Printed wiring boards and schematics for the TUNER board.

IC BLOCK DIAGRAMS

IRS2092 STRPBF-CU IC Block Diagrams

IC block diagram for IRS2092STRPBF-CU on DAMP board.

TC62 D723 FNG IC Block Diagrams

Block diagrams for TC62D723FNG integrated circuits.

Various IC Block Diagrams

Block diagrams for BU4229F-TR, MX25L3235EM2I-10G, EM638165TSD-6G ICs.

AM5890 S and GL850 G IC Block Diagrams

IC block diagrams for AM5890S and GL850G integrated circuits.

BA2903 FV-E2, SN74 LV4052 APWR, PCM1754 DBQR IC Block Diagrams

IC block diagrams for BA2903FV-E2, SN74LV4052APWR, PCM1754DBQR ICs.

PCM1808 PWR and TC7 WH157 FK IC Block Diagrams

IC block diagrams for PCM1808PWR and TC7WH157FK integrated circuits.

SRC4182 and RN5 B801-0002 IC Block Diagrams

IC block diagrams for SRC4182 and RN5B801-0002 integrated circuits.

IC PIN FUNCTION DESCRIPTIONS

SYSTEM CONTROLLER IC Pin Descriptions

Pin descriptions for the R7S7200022CFP system controller.

MB Board IC Pin Descriptions (Continued)

Pin descriptions for various ICs on the system controller.

MB Board IC Pin Descriptions (Continued)

Pin descriptions for various ICs, including USB and Bluetooth signals.

MB Board IC Pin Descriptions (Continued)

Pin descriptions for MTK, C-CONT, Q-Flash, MIC-DETECT, LINK signals.

MB Board IC301 CXD90013 R Pin Descriptions

Pin descriptions for the CXD90013R IC on the MB board.

MB Board IC Pin Descriptions (Continued)

Pin descriptions for various ICs, including SD-RAM interfaces.

MB Board IC Pin Descriptions (Continued)

Pin descriptions for RF inputs, A/D converters, and audio data output.

EXPLODED VIEWS AND PARTS LISTS

Exploded Views by Section

Exploded views and parts lists for various sections of the unit.

Electrical Parts List - DAMP and MB Boards

Electrical parts lists for DAMP and MB board components.

Electrical Parts List - Other Boards and Miscellaneous

Parts lists for FL, DJ KEYS, USB, Tuner boards, and misc items.

REVISION HISTORY

Revision History Details

Information about changes made to the manual.

Sony HCD-GPX555 Specifications

General

Brand	Sony
Model	HCD-GPX555
Category	CD Player
CD Player	Yes
Playable CD Formats	CD, CD-R, CD-RW
USB Playback	Yes
Preset Stations	30
Bass Boost	Yes
Remote Control	Yes
Channels	2
Frequency Response	20Hz - 20kHz
Functions	CD, USB, Radio
Radio Tuner	AM/FM
Speaker Type	2-way
Equalizer	Yes