Sony SA-WGT4D Service Manual
2018/09/25 10:22:08 (GMT+09:00)
SA-WGT4D
SERVICE MANUAL
Ver. 1.3 2018.05
•SA-WGT4D is the DVD receiver in MHC-GT4D.
•AlloftheunitsincludedintheMHC-GT4D(SA-WGT4D/
SS-GT4DB/remote control) are required to confi rm the operation of SA-WGT4D. Check in advance that you have all the units.
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 a ected unit was found during service, contact your Service Headquarters.
AEP Model
UK Model
E Model
Australian Model
Model Name Using Similar Mechanism |
HCD-GT3D |
DVD Mechanism Type |
CDM90-DVBU204//M |
Optical Pick-up Block Name |
CMS-S76RFS7G1 or CMS-S76RFS7GP |
SPECIFICATIONS
Speaker section
Speaker system:
Subwoofer, Sound Pressure Horn Speaker unit
250 mm, cone type Rated impedance
4 ohms
Inputs
AUDIO/PARTYCHAIN 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/PARTYCHAIN 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
TypeA(19 pin)
USB section
Supported bit rate
WMA: 48 kbps – 192 kbps, VBR, CBR AAC: 48 kbps – 320 kbps, VBR, CBR WAV: 16 bit
Sampling frequencies WMA: 44.1 kHz AAC: 44.1 kHz
WAV: 44.1 kHz/48 kHz Supported USB device
Mass Storage Class Maximum current
1A 
(USB) port TypeA
Disc/USB section
Supported bit rate MPEG1 Layer-3:
32 kbps – 320 kbps, VBR Sampling frequencies
MPEG1 Layer-3:
32 kHz/44.1 kHz/48 kHz
Xvid
Video codec: Xvid
Bit rate: 4.854 Mbps (MAX) Resolution/Frame rate: 720 × 480, 30 fps
720 × 576, 25 fps 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 × 576, 30 fps Audio codec:AAC-LC
(HE-AAC is not compatible.) DRM: Not compatible
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 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 NTSC and PAL
9-890-674-04 |
Sony Corporation |
2018E80-1 |
|
© 2018.05 |
Published by Sony EMCS (Malaysia) PG Tec |
FM Tuner section
System
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 3.0
Output
BLUETOOTH Standard Power Class 2 Maximum communication range
Line of sight approx. 10 m1) Frequency band
2.4 GHz band (2.4000 GHz –
2.4835 GHz) Modulation method
FHSS (Freq Hopping Spread Spectrum) Compatible BLUETOOTH profiles2)
A2DP (Advanced Audio Distribution Profile)
AVRCP (Audio Video Remote Control Profile)
SPP (Serial Port Profile) Supported codecs
SBC3), AAC, 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.
3)Subband Codec
General
Power requirements
AC 120 V – 240 V, 50/60 Hz Power consumption
270 W
Power consumption (at the Power Saving mode)
For AEP, UK and RU models only: 0.5 W (When “BT STBY” is set to “OFF”) and [CONTROL FOR HDMI] is set to [OFF].)
3 W4) (When “BT STBY” is set to “ON” and [CONTROL FOR HDMI] is set to [ON].)
Dimensions (w/h/d) (Approx.) Active subwoofer:
392 mm × 710 mm × 435 mm Speaker unit (left/right): 480 mm × 108 mm × 134 mm
Speaker unit (Sound Bar Style): 960 mm × 108 mm × 134 mm
Mass (Approx.)
Active subwoofer: 23.5 kg
Speaker unit (left/right):
3.1kg
4)The power consumption of the system will be less than 0.5 W when there is no HDMI connection and “BT STBY” is set to “OFF”.
Design and specifications are subject to change without notice.
DVD RECEIVER
SYS SET
2018/09/25 10:22:08 (GMT+09:00) |
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SA-WGT4D |
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Ver. 1.3 |
SECTION 7 |
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EXPLODED VIEWS |
Note:
•-XX and -X mean standardized parts, so they may have some di erence from the original one.
•Items marked “*” are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items.
•The mechanical parts with no reference number in the exploded views are not supplied.
•Color Indication of Appearance Parts Example:
KNOB, BALANCE (WHITE) . . . (RED)
|
|
Parts Color |
Cabinet’s Color |
• Abbreviation
AR |
: Argentina model |
AUS |
: Australian model |
E4 |
: African model |
E12 |
: 220 – 240 V AC area in E model |
EA |
: Saudi Arabia model |
LA9 |
: Latin-American model |
MY |
: Malaysia model |
RU |
: Russian model |
The components identifi ed by mark 0 or dotted line with mark 0 are critical for safety.
Replace only with part number specifi ed.
The components identified by mark 9 contain confidential information.
Strictly follow the instructions whenever the components are repaired and/or replaced.
7-1. SIDE PANEL SECTION
top panel section |
#1 |
#1
#1
1
#1
1 
#1
3
loading panel, back panel section
#1
2
1
1
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SYS SET
2018/09/25 10:22:08 (GMT+09:00)
7-2. TOP PANEL SECTION
60
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ns
SA-WGT4D
Ver. 1.3
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#2 |
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#2 |
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#2 |
PANEL board (ns) |
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#2 |
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#2 |
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RGB_SPLITTER |
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ND1000 |
board (ns) |
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Note 1: When the RC-S730 (WW) is replaced, refer to “NOTE |
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Note 2: If wire (fl at type) is replaced, install it after bending it in the |
OF REPLACING THE COMPLETE MOTHERBOARD |
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same form as that before replacement. |
BOARD, BLUETOOTH MODULE AND RC-S730 (WW)” |
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on page 6. |
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SYS SET
2018/09/25 10:22:08 (GMT+09:00)
SA-WGT4D
Ver. 1.3
7-3. LOADING PANEL, BACK PANEL SECTION
• Rear side view
ns
ns
#2
ns ns
#2
101
ns
CDM block section
#1
MOTHERBOARD board, 3CH DAMP board section
52
SYS SET
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