Sony HCD-SX7 Service Manual

2020/02/27 22:53:44 (GMT+09:00)
SERVICE MANUAL
Ver. 1.3 2020.02
Note:
Be sure to keep your PC used for service and
checking of this unit always updated with the
latest version of your anti-virus software.
In case a virus aff ected unit was found during
service, contact your Service Headquarters.
• HCD-SX7 is the compact disc receiver in CMT-SX7.
• HCD-SX7B is the compact disc receiver in CMT-SX7B.
Amplifier section
Power output (rated):
30 watts + 30 watts (at 6 ohms, 1 kHz, 1%
THD) (Except Canadian model)
40 watts + 40 watts (at 6 ohms, 1 kHz, 1%
THD) (Canadian model)
RMS power output (reference):
50 watts + 50 watts (per channel at 6 ohms,
1 kHz)
Inputs/Outputs
LINE IN (external input) jack:
Sensitivity: 2 V
Impedance: 47 kilo ohms
OPTICAL IN (optical digital input) jack
(headphone) jack:
Stereo mini jack, 8 ohms or more
Section for USB port
(USB FRONT) port
You can connect a USB flash drive,
Walkman®, or iPhone/iPad/iPod that is
compatible with this system.
Supported format*
MP3: 32/44.1/48 kHz, 16 - 320 kbps (CBR/
VBR)
2
AAC* : 32/44.1/48/88.2/96 kHz, 16 - 320
kbps (CBR/VBR)
2
WMA* : 32/44.1/48 kHz, 16 - 320 kbps (CBR/
VBR)
WAV: 32/44.1/48/88.2/96/176.4/192 kHz
(16/24 bit)
AIFF: 32/44.1/48/88.2/96/176.4/192 kHz (16/
24 bit)
FLAC: 32/44.1/48/88.2/96/176.4/192 kHz
(16/24 bit)
ALAC: 32/44.1/48/88.2/96/176.4/192 kHz
(16/24 bit)
3
DSD* (DSF/DSDIFF): 2.8 MHz (1bit)
Transfer speed
High-speed
Supported USB device
Mass Storage Class (MSC)
Maximum output current
2.1 A MAX
(USB REAR) port
You can connect a compatible device such
as a PC, etc., to this unit using a USB cable
(not supplied).
Supported format*
PCM: 44.1/48/88.2/96/176.4/192 kHz (16/
24/32 bit)
DSD (DSF/DSDIFF): 2.8 MHz (1 bit)
1
* Compatibility with all encoding/writing
software, recording devices and recording
media cannot be guaranteed.
2
* Files with DRM (Digital Rights Management)
copyright protection or files downloaded from
an online music store cannot be played on this
system. If you try to play one of these files, the
system plays the next unprotected audio file.
* 3 Output by converting to PCM.
9-896-163-04
2020B33-1
©
2020.02
HCD-SX7/SX7B
CD-DA/MP3 player section
System:
Compact disc and digital audio system
Laser Diode Properties:
Emission Duration: Continuous
1
Laser Output* : Less than 44.6 μW
1
* 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 90 dB
Tuner section
AM tuner section (HCD-SX7 only):
Tuning range:
European models:
531 kHz – 1,602 kHz (with 9 kHz tuning
interval)
1 Asian models:
530 kHz – 1,610 kHz (with 10 kHz tuning
interval)
531 kHz – 1,602 kHz (with 9 kHz tuning
interval)
Other models:
530 kHz – 1,710 kHz (with 10 kHz tuning
interval)
531 kHz – 1,710 kHz (with 9 kHz tuning
interval)
Intermediate frequency:
400 kHz
FM tuner section:
FM stereo, FM superheterodyne tuner
Tuning range:
87.5 MHz – 108.0 MHz (50 kHz step)
(Except Canadian model)
87.5 MHz – 108.0 MHz (100 kHz step)
(Canadian model)
DAB/DAB+ tuner section (HCD-SX7B only):
FM stereo, DAB/FM superheterodyne tuner
Frequency range:
Band-III:
174.928 (5A) MHz – 239.200 (13F) MHz*
DAB/DAB+ frequency table (Band-III):
1
Frequency Label
174.928 MHz 5A
176.640 MHz 5B
178.352 MHz 5C
180.064 MHz 5D
181.936 MHz 6A
183.648 MHz 6B
185.360 MHz 6C
Sony Home Entertainment &
Sound Products Inc.
Photo: HCD-SX7B
Model Name Using Similar Mechanism
CD Mechanism Type
Optical Pick-up Block Name
SPECIFICATIONS
BLUETOOTH section
Frequency Label
Communication system:
187.072 MHz 6D
BLUETOOTH Standard version 3.0
188.928 MHz 7A
Output:
BLUETOOTH Standard Power Class 2
190.640 MHz 7B
Maximum communication range:
192.352 MHz 7C
Line of sight approx. 10 m
194.064 MHz 7D
Frequency band:
2.4 GHz band (2.4000 GHz - 2.4835 GHz)
195.936 MHz 8A
Modulation method:
197.648 MHz 8B
FHSS
199.360 MHz 8C Compatible BLUETOOTH profiles
A2DP (Advanced Audio Distribution Profile)
201.072 MHz 8D
AVRCP (Audio Video Remote Control Profile)
Supported content protection method
202.928 MHz 9A
SCMS-T method
204.640 MHz 9B
Supported codec
SBC (Sub Band Codec), AAC, LDAC
206.352 MHz 9C
Transmission bandwidth
208.064 MHz 9D
20 Hz – 20,000 Hz (with 44.1 kHz sampling)
209.936 MHz 10A *
211.648 MHz 10B
213.360 MHz 10C
215.072 MHz 10D
*
216.928 MHz 11A
218.640 MHz 11B
Network section
220.352 MHz 11C
LAN port:
222.064 MHz 11D
RJ-45
10BASE-T/100BASE-TX
223.936 MHz 12A
(The communication speed may vary
depending on the communication
225.648 MHz 12B
environment. This system does not
guarantee the communication speed and
227.360 MHz 12C
quality of 10BASE-T/100BASE-TX.)
229.072 MHz 12D
Wireless LAN:
Compatible standards:
230.784 MHz 13A
IEEE 802.11 a/b/g/n (WEP 64 bit, WEP 128
232.496 MHz 13B bit)
Frequency band 2.4/5 GHz band
234.208 MHz 13C
WEP 64 bit, WEP 128 bit
WPA/WPA2-PSK (AES)
235.776 MHz 13D
WPA/WPA2-PSK (TKIP)
1
237.488 MHz 13E Compatible formats:
PCM 192 kHz/24 bit, DSD 2.8 MHz/1 bit
239.200 MHz 13F
DSD (DSF, DSDIFF), LPCM (WAV, AIFF), FLAC,
ALAC, MP3, AAC, WMA
1
* Frequencies are displayed to two decimal places
on this system.
Canadian Model
Russian Model
Australian Model
HCD-SBT100/SBT100B
CDM90-DVBU204
CMS-S76RFS7G1 or
CMS-S76RFS7GP
General
Power requirements:
Canadian model:
AC 120 V, 60 Hz
Latin America models (except for Argentina
models):
AC 120 V - 240 V, 50 Hz/60 Hz
*1
Other models:
AC 220 V - 240 V, 50 Hz/60 Hz
Power consumption:
46 watts
Dimensions (W/H/D) (incl. projecting parts,
*2
:
without speakers):
Approx. 225 mm x 115 mm x 263 mm
Mass (without speakers):
Approx. 2.7 kg
Design and specifications are subject to
change without notice.
(Type A)
Standby power consumption: 0.5 W (all wireless
network ports off)
1
The actual range will vary depending on factors
Networked Standby mode: 6 W (all wireless
such as obstacles between devices, magnetic
network ports on)
fields around a microwave oven, static
electricity, reception sensitivity, antenna's
(Type B)
performance, operating system, software
application, etc. Standby power consumption: 0.5 W (all wireless
network ports off)
2
BLUETOOTH standard profiles indicate the
Networked Standby mode: 6 W (all wireless
purpose of BLUETOOTH communication
network ports on)
between devices.
* When the multi-room function turns on, it
supports TDLS (Tunneled Direct Link Setup)
and works as a wireless router that improves
the data communication quality (Version 1.60
or later).
Note: Refer to "TYPE OF AEP
AND UK MODELS" on
page 6 for Type A/B.
COMPACT DISC RECEIVER
E Model
HCD-SX7
AEP Model
UK Model
HCD-SX7/SX7B
HCD-SX7B
SYS SET