Sony MHC-V77DW Service Manual

SERVICE MANUAL
Ver. 1.0 2016.08
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 affected unit was found during
service, contact your Service Headquarters.
Speaker section
Speaker system:
Tweeter + Midrange speaker + Woofer
Speaker unit:
Tweeter L/R: 40 mm, cone type
Midrange L/R: 120 mm, cone type
Woofer: 250 mm, cone type
Rated impedance:
Tweeter L/R: 4 ohms
Midrange L/R: 4 ohms
Woofer: 8 ohms
Inputs
AUDIO/PARTY CHAIN IN (TV) L/R:
Voltage 2 V, impedance
47 kilohms
TV (ARC):
Supported audio signal:
2-channel Linear PCM
MIC1, MIC2:
Sensitivity 1 mV, impedance
10 kilohms
Outputs
AUDIO/PARTY CHAIN OUT L/R:
Voltage 2 V, impedance 1 kilohm
VIDEO OUT:
Max. output level 1 Vp-p,
unbalanced, Sync. negative load
impedance 75 ohms
HDMI OUT (TV):
Supported audio signal:
2-channel Linear PCM (up to
48 kHz), Dolby Digital
HDMI section
Connector:
Type A (19 pin)
Disc player section
System:
Compact disc and digital audio and
video system
9-890-683-01
Sony Corporation
2016H80-1
©
2016.08 Published by Sony EMCS (Malaysia) PG Tec
MHC-V77DW
Model Name Using Similar Mechanism
DVD
DVD Mechanism Type
Section
Optical Pick-up Name
SPECIFICATIONS
Laser Diode Properties
Emission Duration: Continuous
Laser Output*: Less than 44.6 μW
* 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
Video color system format:
Latin American model:
NTSC
Other models:
NTSC and PAL
USB section
Supported USB device:
Mass Storage Class
Maximum current:
1 A
(USB) port:
Type A
FM tuner section
FM stereo, FM superheterodyne tuner
Antenna:
FM lead antenna
Tuning range:
87.5 MHz – 108.0 MHz (50 kHz step)
BLUETOOTH section
Communication system:
BLUETOOTH Standard version 4.2
Output:
BLUETOOTH Standard Power Class 1
Maximum communication range:
Line of sight approx. 30 m
*1
Frequency band:
2.4 GHz band (2.4000 GHz –
2.4835 GHz)
Modulation method:
FHSS (Freq Hopping Spread Spectrum)
SA-WGT4D
CDM90-DVBU204//M
CMS-S76RFS7G1 OR CMS-S76RFS7GP
Compatible BLUETOOTH profiles *2 :
A2DP (Advanced Audio Distribution
Profile)
AVRCP (Audio Video Remote
Control Profile)
SPP (Serial Port Profile)
Supported codecs:
SBC (Subband Codec)
AAC (Advanced Audio Coding)
LDAC
*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.
Network section
Ethernet LAN
100BASE-TX
Wireless LAN
Compatible standards:
IEEE 802.11 a/b/g/n
Security:
WPA/WPA2-PSK, WEP
Radio frequency:
2.4 GHz, 5 GHz
Supported audio formats
Supported bit rate and sampling frequencies:
MP3:
16/22.05/24/32/44.1/48 kHz,
16 kbps – 320 kbps (CBR/VBR)
AAC:
16/22.05/24/32/44.1/48/88.2/96 kHz,
16 kbps – 320 kbps (CBR/VBR)
WMA:
32/44.1/48 kHz, 16 kbps – 320 kbps
(CBR/VBR)
HOME AUDIO SYSTEM
AEP Model
UK Model
E Model
Australian Model
WAV:
16/22.05/24/32/44.1/48/88.2/96/
176.4/192 kHz (16/24 bit)
AIFF:
32/44.1/48/88.2/96/176.4/192 kHz
(16/24 bit)
FLAC:
16/22.05/24/32/44.1/48/88.2/96/
176.4/192 kHz (16/24 bit)
ALAC:
16/22.05/24/32/44.1/48/88.2/96/
176.4/192 kHz (16/24 bit)
DSD (DSF/DSDIFF):
2.8 MHz (1 bit)
Supported video formats
Xvid:
Video codec: Xvid video
Bit rate: 4.854 Mbps (MAX)
Resolution/Frame rate:
720 × 480, 30 fps
720 × 576, 25 fps (except for Latin
American model)
Audio codec: MP3
MPEG4:
File format: MP4 File Format
Video codec: MPEG4 Simple
Profile (AVC is not compatible.)
Bit rate: 4 Mbps
Resolution/Frame rate:
720 × 480, 30 fps
720 × 576, 25 fps (except for Latin
American model)
Audio codec: AAC-LC (HE-AAC is
not compatible.)
DRM: Not compatible
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