SERVICE MANUAL
Sony Corporation
Published by Sony EMCS (Malaysia) PG Tec
HOME AUDIO SYSTEM
9-890-695-02
2018E81-1
©
2018.05
US Model
Canadian Model
MHC-V71
AEP Model
UK Model
E Model
Australian Model
MHC-V71D
Ver. 1.1 2018.05
SPECIFICATIONS
CD/DVD
Section
Model Name Using Similar Mechanism
MHC-V77W/V77DW
CD/DVD Mechanism Type
CDM90-DVBU204//M
Optical Pick-up Name
CMS-S76RFS7G1 OR CMS-S76RFS7GP
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AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
(US models only)
With 4 ohm loads, both channels driven, from
400 Hz – 20,000 Hz; rated 60 watts per channel
minimum RMS power, with no more than 0.7%
total harmonic distortion from 250 milliwatts to
rated output.
Speaker section
Speaker system:
3-way, Double Bass Reflex
Speaker unit:
Tweeter L/R: 50 mm (2 in), cone type
Midrange L/R: 120 mm (4 3/4 in), cone type
Woofer: 300 mm(11 7/8 in), cone type
Inputs
AUDIO/PARTY CHAIN IN L/R (V71):
Voltage 2 V, impedance
24 kilohms
AUDIO/PARTY CHAIN IN (TV) L/R (V71D):
Voltage 2 V, impedance
24 kilohms
TV (ARC) (V71D):
Supported audio signal:
2-channel Linear PCM
MIC1:
Sensitivity 1 mV, impedance
10 kilohms
MIC2/GUITAR:
Sensitivity 1 mV, impedance
10 kilohms (When guitar mode is
turned off.)
Sensitivity 200 mV, impedance
250 kilohms (When guitar mode is
turned on.)
Outputs
AUDIO/PARTY CHAIN OUT L/R:
Voltage 2 V, impedance 1 kilohm
VIDEO OUT (V71D):
Max. output level 1 Vp-p,
unbalanced, Sync. negative load
impedance 75 ohms
HDMI OUT (TV) ARC (V71D):
Supported audio signal:
2-channel Linear PCM (up to
48 kHz), Dolby Digital
HDMI section (V71D)
Connector:
Type A (19 pin)
Disc player section
System:
Compact disc and digital audio
system (V71)
Compact disc and digital audio
and video system (V71D)
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 (V71D):
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 (100 kHz
step) (V71)
87.5 MHz – 108.0 MHz (50 kHz
step) (V71D)
BLUETOOTH section
Communication system:
BLUETOOTH Standard version 4.2
Output:
BLUETOOTH Standard Power Class 2
Maximum output power (V71D):
< 9.5 dBm
Maximum number of devices to be registered:
8 devices
Maximum number of simultaneous connection
(Multipoint):
3 devices
Maximum communication range:
Line of sight approx. 10 m (33 ft)
*1
Frequency band:
2.4 GHz band (2.4000 GHz –
2.4835 GHz)
Modulation method:
FHSS (Freq Hopping Spread Spectrum)
Compatible BLUETOOTH profiles
*2
:
A2DP (Advanced Audio Distribution
Profile)
AVRCP (Audio Video Remote
Control Profile)
SPP (Serial Port Profile)
HFP (Hands-free Profile)
HSP (Headset 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.
NFC section (V71D)
Operating frequency:
13.56 MHz
Supported audio formats
Supported bit rate and sampling frequencies:
MP3:
32/44.1/48 kHz, 32 kbps –
320 kbps (VBR)
AAC:
44.1 kHz, 48 kbps – 320 kbps
(CBR/VBR)
WMA:
44.1 kHz, 48 kbps – 192 kbps
(CBR/VBR)
WAV:
44.1/48 kHz (16 bit)
Supported video formats (V71D)
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
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.
MHC-V71/V71D
Photo: MHC-V71D
SYS SET
2018/05/30 01:52:46 (GMT+09:00)