SERVICE MANUAL
Sony Corporation
Published by Sony EMCS (Malaysia) PG Tec
US Model
Canadian Model
MHC-V21
AEP Model
UK Model
E Model
Australian Model
MHC-V21D
MHC-V21/V21D
HOME AUDIO SYSTEM
9-890-697-02
2018H80-1
©
2018.08
Ver. 1.1 2018.08
SPECIFICATIONS
CD/DVD Section
Model Name Using Similar Mechanism
MHC-V71D
CD/DVD Mechanism Type
CDM90-DVBU204//M
Optical Pick-up Name
CMS-S76RFS7G1 or CMS-S76RFS7GP
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.
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AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
(US models only)
With 3 ohm loads, both channels driven, from
800 Hz – 20,000 Hz; rated 30 watts per channel
minimum RMS power at stereo mode, with no
more than 0.7% total harmonic distortion from
250 milliwatts to rated output.
Speaker section
Speaker system:
2-way, Bass Reflex
Speaker unit:
Tweeter L/R: 66 mm (2 5/8 in),
cone type
Woofer: 200 mm (8 in), cone type
Inputs
AUDIO/PARTY CHAIN IN L/R (V21):
Voltage 2 V, impedance
47 kilohms
AUDIO/PARTY CHAIN IN (TV) L/R (V21D):
Voltage 2 V, impedance
47 kilohms
TV (ARC) (V21D):
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 (V21D):
Max. output level 1 Vp-p, unbalanced,
Sync. negative load impedance 75 ohms
HDMI OUT (TV) ARC (V21D):
Supported audio signal:
2-channel Linear PCM (up to 48 kHz),
Dolby Digital
HDMI section (V21D)
Connector:
Type A (19 pin)
Disc player section
System:
Compact disc and digital audio and
video system
Laser Diode Properties
Emission Duration: Continuous
Laser Output*: Less than 44.6 μW
* This output is the value measure-
ment 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 (V21D):
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)
(V21)
87.5 MHz – 108.0 MHz (50 kHz step)
(V21D)
BLUETOOTH section
Communication system:
BLUETOOTH Standard version 4.2
Output:
BLUETOOTH Standard Power
Class 2
Maximum output power (V21D):
< 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)
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 communica-
tion between devices.
NFC section
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 (V21D)
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
Profi le (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
General
Power requirements:
US, CND models:
AC 120 V, 60 Hz
Except US, CND models:
AC 120 V – 240 V, 50/60 Hz
Power consumption:
70 W
Power consumption (at the Power Saving
mode) (V21D):
0.5 W (When “BT STBY” is set to
“OFF” and [CONTROL FOR
HDMI] is set to [OFF].)
2 W* (When “BT STBY” is set to
“ON” and [CONTROL FOR HDMI]
is set to [ON].)
Dimensions (W/H/D) (Approx.):
324 mm × 600 mm × 286 mm
(12 7/8 in × 23 3/4 in × 11 3/8 in)
Mass (Approx.):
8.4 kg (18 lb)
Operating temperature:
5 °C to 35 °C (41 °F to 95 °F)
Photo: MHC-V21D
SYS SET
2018/08/28 21:56:45 (GMT+09:00)