Sony HCD-GTZ2 Service Manual

SERVICE MANUAL
Ver. 1.1 2009.08
• HCD-GTZ2 is the amplifi er, USB, Disc player, tuner and
iPod section in MHC-GTZ2.
• HCD-GTZ2i is the amplifi er, USB, Disc player, tuner and
iPod section in MHC-GTZ2i.
• HCD-GTZ3 is the amplifi er, USB, Disc player, tuner and
iPod section in MHC-GTZ3.
• HCD-GTZ3i is the amplifi er, USB, Disc player, tuner and
iPod section in MHC-GTZ3i.
"WALKMAN" and "WALKMAN" logo are
registered trademarks of Sony Corporation.
MICROVAULT is a trademark of Sony Cor-
poration.
MPEG Layer-3 audio coding technology and
patents licensed from Fraunhofer IIS and
Thomson.
Windows Media is a registered trademark of
Microsoft Corporation in the United States and/
or other countries.
"Memory Stick" is a trademark of Sony Cor-
poration.
iPod is a trademark of Apple Inc., registered in
the U.S. and other countries.
Sony Corporation
9-889-506-02
2009H05-1 Audio&Video Business Group
© 2009.08 Published by Sony Techno Create Corporation
Amplifier section
HCD-GTZ3 / GTZ3i
The following are measured at
Mexican model:
AC 127 V, 60 Hz
European model:
AC 230 V, 50 Hz
Other models:
AC 120, 220, 240 V, 50/60 Hz
Front speaker
Power output (rated): 75 W + 75 W
(at 6 , 1 kHz, 1% THD)
RMS output power (reference):
135 W + 135 W (per channel at 6 , 1 kHz, 10%
THD)
Subwoofer
RMS output power (reference): 130 W
(at 6 , 100 Hz, 10% THD)
HCD-GTZ2 / GTZ2i
The following are measured at
Mexican model:
AC 127 V, 60 Hz
European model:
AC 230 V, 50 Hz
Other models:
AC 120, 220, 240 V, 50/60 Hz
Front speaker
Power output (rated): 60 W + 60 W
(at 6 , 1 kHz, 1% THD)
RMS output power (reference):
100 W + 100 W (per channel at 6 , 1 kHz, 10%
THD)
Inputs
PC (AUDIO IN) L/R:
Voltage 700 mV
impedance 47 kilohms
MIC: sensitivity 1 mV, impedance 10 kilohms
(USB) port: Type A
Outputs
PHONES: accepts headphones of 8 or more
FRONT SPEAKER: accepts impedance of 6
SUBWOOFER
(HCD-GTZ3 / GTZ3i only):
accepts impedance of 6
HCD-GTZ2/GTZ2i/
Photo: HCD-GTZ3
Model Name Using Similar Mechanism
Mechanism Type
Optical Pick-up Block Name

SPECIFICATIONS

USB section
Supported bit rate
MP3 (MPEG 1 Audio Layer-3):
32 – 320 kbps, VBR
WMA: 48 – 192 kbps
AAC: 48 – 320 kbps
Sampling frequencies
MP3 (MPEG 1 Audio Layer-3):
32/44.1/48 kHz
WMA: 44.1 kHz
AAC: 44.1 kHz
Transfer speed
Full-Speed
Supported USB device
Mass Storage Class
Maximum current
500 mA
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
FM tuner section
Tuning range:
North American models:
87.5 – 108.0 MHz (100 kHz step)
Other models:
87.5 – 108.0 MHz (50 kHz step)
Antenna: FM lead antenna
Antenna terminals: 75 ohms unbalanced
Intermediate frequency: 10.7 MHz
COMPACT DISC RECEIVER
GTZ3/GTZ3i
AEP Model
HCD-GTZ2i/GTZ3i
UK Model
HCD-GTZ3i
E Model
HCD-GTZ2/GTZ3
NEW
CDM88B-DVBU101
KHM-313CAB
AM tuner section
Tuning range
Pan American models:
530 – 1,710 kHz (with 10 kHz tuning interval)
531 – 1,710 kHz (with 9 kHz tuning interval)
European models:
531 – 1,602 kHz (with 9 kHz tuning interval)
Other models:
530 – 1,610 kHz (with 10 kHz tuning interval)
531 – 1,602 kHz (with 9 kHz tuning interval)
Antenna: AM loop antenna, external antenna
terminal
Intermediate frequency: 450 kHz
iPod section
DC5V 500mA MAX
General
Power requirements
European models: AC 230 V, 50/60 Hz
Mexican model: AC 127 V, 60 Hz
Argentine model: AC 220 V, 50/60 Hz
Other models: AC 120, 220 or 230 – 240 V,
50/60 Hz, Adjustable with voltage selector
Power consumption
HCD-GTZ3 / GTZ3i: 280 W
HCD-GTZ2 / GTZ2i: 190 W
Dimensions (w/h/d) (excl. speakers)
Approx. 231 × 361 × 430.5 mm
(9 1/8 × 14 1/4 × 17 1/4 inch)
Mass (excl. speakers)
HCD-GTZ3 / GTZ3i: 10.0 kg (22 lb 1 oz)
HCD-GTZ2 / GTZ2i: 8.0 kg
Design and specifications are subject to change without
notice.
Standby power consumption 0.5 W
Halogenated flame retardants are not used in the
certain printed wiring boards.