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Sony HCD-GNZ88D User Manual

Sony HCD-GNZ88D
60 pages
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1
Ver. 1.3 2007. 08
Model Name Using Similar Mechanism HCD-GNZ7D/GNZ8D/GNZ9D
DVD
DVD Mechanism Type CDM74HF-DVBU101//C
Section
Optical Pick-up Name KHM-310CAB/C2NP
Tape Deck
Model Name Using Similar Machanism NEW
Section
SERVICE MANUAL
E Model
HCD-GNZ77D/GNZ88D
Amplifier section
HCD-GNZ88D
The following measured at AC 120, 127, 220, 240 V,
50/60 Hz
DIN power output (rated)
75 W + 75 W
(4 ohms at 1 kHz, DIN)
Continuous RMS power output (reference)
Front speaker: 100 W + 100 W
(4 ohms at 1 kHz, 10%
THD)
Center speaker: 40 W (8 ohms at 1 kHz,
10% THD)
Surround speaker: 40 W + 40 W
(8 ohms at 1 kHz, 10%
THD)
HCD-GNZ77D
The following measured at AC 120, 127, 220, 240 V,
50/60 Hz
DIN power output (rated)
75 W + 75 W
(4 ohms at 1 kHz, DIN)
Continuous RMS power output (reference)
100 W + 100 W
(4 ohms at 1 kHz, 10%
THD)
Inputs
VIDEO INPUT (phono jacks):
VIDEO: 1 Vp-p, 75 ohms
AUDIO L/R: Voltage 250 mV,
impedance 47 kilohms
TV/SAT AUDIO IN L/R (phono jack):
Voltage 250 mV/450 mV,
impedance 47 kilohms
SPECIFICATIONS
Outputs
VIDEO OUT (phono jack):
max. output level
1 Vp-p, unbalanced, Sync
negative load impedance
75 ohms
COMPONENT VIDEO OUT:
Y: 1 Vp-p, 75 ohms
PB/CB: 0.7 Vp-p, 75 ohms
PR/CR: 0.7 Vp-p, 75 ohms
S-VIDEO OUT (4-pin/mini-DIN jack):
Y: 1 Vp-p, unbalanced,
Sync. negative
C: 0.286 Vp-p, load
impedance 75 ohms
PHONES (stereo mini jack):
Accepts headphones of
8 ohms or more
FRONT SPEAKER: Use only the supplied speakers
SURROUND SPEAKER (HCD-GNZ88D):
Use only the supplied speakers
CENTER SPEAKER (HCD-GNZ88D):
Use only the supplied speakers
SUB WOOFER OUT (phono jack):
Voltage 250 mV,
impedance 1 kilohm
Sony Corporation
Personal Audio Division
Published by Sony Techno Create Corporation
9-887-258-04
2007H04-1
© 2007. 08
– Continued on next page –
DVD DECK RECEIVER
(Photo: HCD-GNZ77D)
HCD-GNZ77D/GNZ88D are the
tuner, deck, DVD and amplifier
section in MHC-GNZ77D/GNZ88D.
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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-GNZ88D Specifications

General IconGeneral
BrandSony
ModelHCD-GNZ88D
CategoryStereo System
CD PlayerYes
Playable CD FormatsCD, CD-R, CD-RW
TunerYes
FM RadioYes
AM RadioYes
Preset Stations30
USB PortYes
BluetoothNo
Remote ControlYes
Audio Line IN/OUTYes
Microphone InputYes
Cassette DeckNo
Speaker Size10 cm
RMS Output Power50W
FunctionsCD, USB, Radio
Speaker Type2-Way
TypeMini Hi-Fi Component System

Summary

SECTION 3 TEST MODE

[PANEL TEST MODE]

Checks fluorescent tube, LEDs, keys, volume, model, destination, software version.

[COMMON TEST MODE]

Checks Amplifier and Tape sections for operations.

[COLD RESET]

Resets all data including preset data stored in RAM to initial conditions.

[DVD SHIP MODE (WITH MEMORY CLEAR)]

Clears data, moves optical pick-up to position durable to vibration.

[DVD SERVICE MODE]

Enables diagnosis and adjustment using remote commander and TV.

SECTION 4 MECHANICAL ADJUSTMENTS

Check Version Information

Verifies system firmware versions like Main, Sub, RISC, and Audio DSP.

Torque Measurement

Details torque specifications for FWD, REV, FF/REW, and tension adjustments.

SECTION 5 ELECTRICAL ADJUSTMENTS

DVD SECTION

Adjustments for DVD playback functionality and optical pick-up measurement.

VIDEO SECTION

Adjustments for video output signals and color system.

RFMON Level Check

Verifies the RF signal level from the DMB15 board.

SECTION 6 DIAGRAMS

Block Diagrams

Shows system block diagrams for RF/Servo, Video, Main, Audio, and Power sections.

Printed Wiring Boards

Illustrates PCB layouts for various sections like Driver, Panel, Mic, and Karaoke.

Waveforms

Displays expected signal waveforms for troubleshooting on DMB15, S-Master, and ADC boards.

Schematic Diagrams

Detailed electrical schematics for Driver, DMB15, MIC, Video, and Speaker sections.

IC Pin Descriptions

Provides detailed pin assignments and descriptions for key integrated circuits.

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