Sony MHC-V90DW Service Manual

SERVICE MANUAL
Ver. 1.2 2017.09
• All of the units included in the MHC-V90DW
(SA-V90DW/SS-V90DW/Remote control)
or MHC-V90W (SA-V90W/SS-V90W/Re-
mote control) are required to confirming
operation of SA-V90DW/V90W. Check in
advance that you have all of the units.
Note:
Be sure to keep your PC used for
service and checking of this unit al-
ways updated with the latest version
of your anti-virus software.
In case a virus affected unit was
found during service, contact your
Service Headquarters.
COMPONENT MODEL NAME
Active Subwoofer
(DVD Receiver)
Active Subwoofer
(Compact Disc Receiver)
Speaker System
POWER OUTPUT AND TOTAL Outputs
HARMONIC DISTORTION: AUDIO/PARTY CHAIN OUT L/R:
Voltage 2 V, impedance 1 kilohm
(USA models only)
(SA-V90DW)
With 8 ohm loads, both channels
VIDEO OUT:
driven, from 250 Hz – 20,000 Hz; rated
Max. output level 1 Vp-p,
95 watts per channel minimum RMS
unbalanced, Sync. negative load
power, with no more than 0.7% total
impedance 75 ohms
harmonic distortion from
(SA-V90DW)
250 milliwatts to rated output.
HDMI OUT (TV):
Supported audio signal:
Satellite unit (Speaker System
2-channel Linear PCM (up to
SS-V90DW/V90W)
48 kHz), Dolby Digital
Speaker system:
Tweeter + Midrange speaker
HDMI section (SA-V90DW)
Speaker unit:
Connector:
Tweeter: 50 mm × 4, cone type
Type A (19 pin)
Midrange: 130 mm × 4, cone type
Disc player section
Rated impedance:
8 ohm
System:
(SA-V90DW)
Subwoofer unit (DVD Receiver
Compact disc and digital audio
SA-V90DW/Compact Disc
and video system
Receiver SA-V90W) (SA-V90W)
Compact disc and digital audio
Speaker system:
Subwoofer, bass reflex
Laser Diode Properties
Speaker unit:
Emission Duration: Continuous
250 mm × 2, cone type
Laser Output*: Less than 44.6 μW
Rated impedance:
* This output is the value
8 ohm
measur ement at a distance of
200 mm from the objective lens
Inputs
surface on the Optical Pick-up
(SA-V90DW) Block with 7 mm aperture.
AUDIO/PARTY CHAIN IN (TV) L/R:
Frequency response:
Voltage 2 V, impedance 20 Hz – 20 kHz
47 kilohms
(SA-V90DW)
Video color system format:
(SA-V90W)
AUDIO/PARTY CHAIN IN L/R: Latin American model:
Voltage 2 V, impedance
NTSC
47 kilohms
Other models:
(SA-V90DW) NTSC and PAL
TV (ARC):
USB section
Supported audio signal:
Supported USB device:
2-channel Linear PCM
Mass Storage Class
MIC1:
Maximum current:
Sensitivity 1 mV, impedance
1 A
10 kilohms
(USB) port:
MIC2/GUITAR:
Type A
Sensitivity 1 mV, impedance
10 kilohms (When guitar mode is
turned off.)
Sensitivity 200 mV, impedance
1 Megaohm (When guitar mode is
turned on.)
9-896-400-03
2017I33-1
Sony Video & Sound Products Inc.
©
2017.09
MHC-V90DW/V90W
Photo: SA-V90DW
MHC-V90DW MHC-V90W
SA-V90DW –
– SA-V90W
SS-V90DW SS-V90W
SPECIFICATIONS
FM tuner section
FM stereo, FM superheterodyne tuner
Antenna:
FM lead antenna
Tuning range:
(SA-V90DW)
87.5 MHz – 108.0 MHz (50 kHz
step)
(SA-V90W)
87.5 MHz – 108.0 MHz (100 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*
(Except RU, AR, TH)
Operating frequency:
2400 - 2483.5 MHz
Maximum output power:
< 20.0 dBm
(RU, AR, TH)
Frequency band:
2.4 GHz band (2.4000 GHz -
2.4835 GHz)
Modulation method:
FHSS (Freq Hopping Spread
Spectrum)
Compatible BLUETOOTH profiles*
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
indic ate the purpose of BLUETOOTH
communication between devices.
SA-V90DW/V90W/SS-V90DW/V90W
MHC-V90DW/SA-V90DW/SS-V90DW
Photo: SS-V90DW
Model Name Using Similar Mechanism
DVD Mechanism Type
Optical Pick-up Block Name
Network section Supported audio formats
Ethernet LAN Supported bit rate and sampling
100BASE-TX frequencies:
Wireless LAN
Compatible standards:
IEEE 802.11 a/b/g/n
Security:
WPA/WPA2-PSK, WEP
(Except US, CND, RU, AR, TH)
Operating frequency:
2400 - 2483.5 MHz/
5150 - 5250 MHz/
5250 - 5350 MHz/
5470 - 5725 MHz
Maximum output power:
< 20.0 dBm
Operating frequency:
5725 - 5850 MHz
Maximum output power:
1
< 13.9 dBm
(US, CND, RU, AR, TH)
HOME AUDIO SYSTEM
Radio frequency:
2.4 GHz, 5 GHz
NFC section
(US, CND, AEP, AUS, IND, LA)
Operating frequency:
13.56 MHz
Maximum output power:
< 60 dBμA/m at 10 m
2
:
COMPACT DISC RECEIVER
US Model
Canadian Model
MHC-V90W/SA-V90W/SS-V90W
AEP Model
UK Model
E Model
Australian Model
MHC-V77DW
CDM90-DVBU204
CMS-S76RFS7G1 or
CMS-S76RFS7GP
AIFF:
32/44.1/48/88.2/96/176.4/
192 kHz (16/24 bit)
FLAC:
MP3:
16/22.05/24/32/44.1/48/88.2/
16/22.05/24/32/44.1/48 kHz,
96/176.4/192 kHz (16/24 bit)
16 kbps – 320 kbps (CBR/VBR)
ALAC:
AAC:
16/22.05/24/32/44.1/48/88.2/
16/22.05/24/32/44.1/48/88.2/
96/176.4/192 kHz (16/24 bit)
96 kHz, 16 kbps – 320 kbps (CBR/
DSD (DSF/DFF):
VBR)
2.8 MHz (1 bit)
WMA:
32/44.1/48 kHz, 16 kbps –
320 kbps (CBR/VBR)
WAV:
16/22.05/24/32/44.1/48/88.2/
96/176.4/192 kHz (16/24 bit)
– Continued on next page –
MHC-V90DW/V90W
SA-V90DW
DVD RECEIVER
SA-V90W
SS-V90DW/V90W
SPEAKER SYSTEM