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Sony HCD-GP7 - User Manual

Sony HCD-GP7
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HCD-GP7
AEP Model
UK Model
SERVICE MANUAL
MICRO HI-FI COMPONENT SYSTEM
Sony Corporation
Home Audio Company
Published by Sony Engineering Corporation
9-877-470-02
2003K16-1
© 2003.11
HCD-GP7 is the Amplifier, CD player, Tape
Deck and Tuner section in CMT-GP7.
SPECIFICATIONS
Ver 1.1 2003. 11
Main unit
Amplifier section
DIN power output (rated): 40 + 40 watts (6 ohms at 1
kHz, DIN)
Continuous RMS power output (reference):
50 + 50 watts (6 ohms at 1
kHz, 10% THD)
Inputs
MD (VIDEO) (phono jacks):
Sensitivity 450/250 mV,
impedance 47 kilohms
Outputs
PHONES: Accepts headphones with
an impedance of 8 ohms or
more
SPEAKER:Accepts impedance of 6 to
16 ohms.
CD player section
Laser Semiconductor laser
(λ=780 nm)
Emission duration:
continuous
Frequency response 20 Hz – 20 kHz
Wavelength 780 – 790 nm
Tape deck section
Recording system 4-track 2-channel, stereo
Frequency response 50 – 13,000 Hz (±3 dB),
using Sony TYPE I
cassettes
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range 87.5 – 108.0 MHz
(50 kHz step)
Antenna FM lead antenna
Antenna terminals 75 ohms unbalanced
Intermediate frequency 10.7 MHz
AM tuner section
Tuning range 531 – 1,602 kHz
(with the tuning interval
set at 9 kHz)
Antenna AM loop antenna, external
antenna terminal
Intermediate frequency 450 kHz
General
Power requirements 230 V AC, 50/60 Hz
Power consumption 100 watts
0.3 watts (in Power Saving
Mode)
Dimensions (w/h/d) Approx. 190 × 250 × 340
mm incl. projecting parts
and controls
Mass Approx. 6.2 kg
Supplied accessories: Remote (1)
R6 (size AA) batteries (2)
AM loop antenna (1)
FM lead antenna (1)
Design and specifications are subject to change
without notice.
Model Name Using Similar Mechanism NEW
CD
CD Mechanism Type CDM55A-K6BD47S
Section
Base Unit Name BU-K6BD71C
Optical Pick-up Name KSM-213D
TAPE
Model Name Using Similar Mechanism HCD-EP515
Section
Tape Transport Mechanism Type CMAL1Z240A
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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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Summary

SPECIFICATIONS

Amplifier Section Specifications

Amplifier specifications including DIN power output and impedance.

CD Player Section Specifications

CD player specifications including laser wavelength and emission duration.

Tape Deck Section Specifications

Tape deck specifications for recording system and frequency response.

Tuner Section Specifications

Tuner specifications including tuning range and intermediate frequency.

General Specifications

General specifications for power consumption, dimensions, and mass.

SERVICING NOTES

Chip Component Replacement Notes

Precautions for handling chip components during repair.

Laser Diode Emission Check Notes

Precautions for checking laser diode emission.

Optical Pick-Up Handling Precautions

Precautions for handling the optical pick-up block.

Safety-Related Component Warning

Warning about critical safety components.

GENERAL

Button Locations and Reference Pages

Index of buttons and their locations/pages.

DISASSEMBLY

Top Case, Main Board, Back Panel Assy Disassembly

Procedure for disassembling top case, main board, and back panel.

Front Panel Assy, CD Mechanism Deck Disassembly

Procedure for disassembling front panel and CD mechanism deck.

Panel, HP, VOL Board Disassembly

Procedure for disassembling panel, HP, and VOL boards.

TC Board, Cassette Mechanism Disassembly

Procedure for disassembling TC board and cassette mechanism.

CD Mechanism Disassembly

Procedure for disassembling the CD mechanism.

THR Board, DC FAN Disassembly

Procedure for disassembling THR board and DC fan.

Speaker Board, Power-Amp Board Disassembly

Procedure for disassembling speaker and power-amp boards.

Sub-Power Board, Power Board Disassembly

Procedure for disassembling sub-power and power boards.

Loading Board Disassembly

Procedure for disassembling the loading board.

CD Board Disassembly

Procedure for disassembling the CD board.

Tray Disassembly

Procedure for disassembling the tray.

Optical Pick-Up Disassembly

Procedure for disassembling optical pick-up and holder.

TEST MODE

Cold Reset Procedure

Clears RAM to initial conditions.

Panel Test Mode

Checks software version, indicator tube, LED, and keyboard.

Common Test Mode

Activates test mode for various segments.

CD Specific Test Modes

CD Ship Mode, Disc Tray Lock.

Tape Test Mode

Procedure for tape deck tests.

MD;VIDEO Function Selection

Mode to select MD or VIDEO function.

MECHANICAL ADJUSTMENTS

Mechanical Adjustment Precautions

Cleaning and handling precautions for mechanical parts.

Torque Measurement Specifications

Table detailing torque specifications for various modes.

ELECTRICAL ADJUSTMENTS

Deck Section Adjustments

Adjustment settings for the deck section.

Record;Playback Head Azimuth Adjustment

Procedure for adjusting record/playback head azimuth.

Record Bias Adjustment

Procedure for adjusting tape recording bias.

S-curve Check Procedure

Procedure to check the S-curve waveform.

DIAGRAMS

Diagram Interpretation Notes

Notes on interpreting schematic and PWB diagrams.

Circuit Board Location

Diagram showing the location of circuit boards.

CD Section Diagrams

Block diagram, schematics, and PWB for CD section.

Tuner;Tape Section Schematic

Schematic diagram of the tuner and tape section.

Amplifier Section Schematic

Schematic diagram of the amplifier section.

TC Section Diagrams

Schematic and PWB for TC section.

Main Section Diagrams

Schematic and PWB for Main section.

Panel Section Diagrams

Schematic and PWB for Panel section.

Power Amp Section Schematic

Schematic diagram of the power amp section.

IC Block Diagrams

Block diagrams for ICs on the CD board.

EXPLODED VIEWS

Overall Unit Exploded View

Exploded view of the entire unit assembly.

Front Panel Exploded View

Exploded view of the front panel assembly.

CD Mechanism Exploded View

Exploded view of the CD mechanism assembly.

KSM-213 D Exploded View

Exploded view of the KSM-213D optical pick-up base.

Summary

SPECIFICATIONS

Amplifier Section Specifications

Amplifier specifications including DIN power output and impedance.

CD Player Section Specifications

CD player specifications including laser wavelength and emission duration.

Tape Deck Section Specifications

Tape deck specifications for recording system and frequency response.

Tuner Section Specifications

Tuner specifications including tuning range and intermediate frequency.

General Specifications

General specifications for power consumption, dimensions, and mass.

SERVICING NOTES

Chip Component Replacement Notes

Precautions for handling chip components during repair.

Laser Diode Emission Check Notes

Precautions for checking laser diode emission.

Optical Pick-Up Handling Precautions

Precautions for handling the optical pick-up block.

Safety-Related Component Warning

Warning about critical safety components.

GENERAL

Button Locations and Reference Pages

Index of buttons and their locations/pages.

DISASSEMBLY

Top Case, Main Board, Back Panel Assy Disassembly

Procedure for disassembling top case, main board, and back panel.

Front Panel Assy, CD Mechanism Deck Disassembly

Procedure for disassembling front panel and CD mechanism deck.

Panel, HP, VOL Board Disassembly

Procedure for disassembling panel, HP, and VOL boards.

TC Board, Cassette Mechanism Disassembly

Procedure for disassembling TC board and cassette mechanism.

CD Mechanism Disassembly

Procedure for disassembling the CD mechanism.

THR Board, DC FAN Disassembly

Procedure for disassembling THR board and DC fan.

Speaker Board, Power-Amp Board Disassembly

Procedure for disassembling speaker and power-amp boards.

Sub-Power Board, Power Board Disassembly

Procedure for disassembling sub-power and power boards.

Loading Board Disassembly

Procedure for disassembling the loading board.

CD Board Disassembly

Procedure for disassembling the CD board.

Tray Disassembly

Procedure for disassembling the tray.

Optical Pick-Up Disassembly

Procedure for disassembling optical pick-up and holder.

TEST MODE

Cold Reset Procedure

Clears RAM to initial conditions.

Panel Test Mode

Checks software version, indicator tube, LED, and keyboard.

Common Test Mode

Activates test mode for various segments.

CD Specific Test Modes

CD Ship Mode, Disc Tray Lock.

Tape Test Mode

Procedure for tape deck tests.

MD;VIDEO Function Selection

Mode to select MD or VIDEO function.

MECHANICAL ADJUSTMENTS

Mechanical Adjustment Precautions

Cleaning and handling precautions for mechanical parts.

Torque Measurement Specifications

Table detailing torque specifications for various modes.

ELECTRICAL ADJUSTMENTS

Deck Section Adjustments

Adjustment settings for the deck section.

Record;Playback Head Azimuth Adjustment

Procedure for adjusting record/playback head azimuth.

Record Bias Adjustment

Procedure for adjusting tape recording bias.

S-curve Check Procedure

Procedure to check the S-curve waveform.

DIAGRAMS

Diagram Interpretation Notes

Notes on interpreting schematic and PWB diagrams.

Circuit Board Location

Diagram showing the location of circuit boards.

CD Section Diagrams

Block diagram, schematics, and PWB for CD section.

Tuner;Tape Section Schematic

Schematic diagram of the tuner and tape section.

Amplifier Section Schematic

Schematic diagram of the amplifier section.

TC Section Diagrams

Schematic and PWB for TC section.

Main Section Diagrams

Schematic and PWB for Main section.

Panel Section Diagrams

Schematic and PWB for Panel section.

Power Amp Section Schematic

Schematic diagram of the power amp section.

IC Block Diagrams

Block diagrams for ICs on the CD board.

EXPLODED VIEWS

Overall Unit Exploded View

Exploded view of the entire unit assembly.

Front Panel Exploded View

Exploded view of the front panel assembly.

CD Mechanism Exploded View

Exploded view of the CD mechanism assembly.

KSM-213 D Exploded View

Exploded view of the KSM-213D optical pick-up base.

Sony HCD-GP7 Specifications

General IconGeneral
Number of Channels2
CD PlayerYes
Remote ControlYes
Frequency Response20Hz - 20kHz
Total Harmonic Distortion0.9%
OutputsHeadphones, Speakers
Dimensions430 x 145 x 350 mm
Weight9.5 kg
TypeMini Hi-Fi System
FunctionsCD, Radio, Double Cassette
Tuner BandsAM/FM

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