Skyworth 8M39A/E User manual

SERVICE MANUAL
8M39A/E CHASSIS
Description:
MODEL.
Engineering Dept:
Artwork By:
Checked By:
Approved By:
Brand Name:
JOB NO.
Date:
Date:
Date:
SERVICE MANUAL 8M39A/E
2010-8-17
SKYWORTH
SIZE:A5
Design and specifications are subject to change without prior notice.
(Only Referrence)

Content-------------------------------------------------------------------------------2
-2-
Technical Specification-----------------------------------------------------------3-8
ATV/DTV-Productoins Specification-------------------------------------------9-12
MSD306 black diagram of system components Australia----------------13
MSD306 black diagram of system components Europe------------------14
List of long-time components and materials---------------------------------15
List of key parts---------------------------------------------------------------------16-22
PCB - POWER(Front)-------------------------------------------------------------23
PCB - POWER(Back)-------------------------------------------------------------24
MAIN PCB-TOP--------------------------------------------------------------------25
MAIN PCB-BOT--------------------------------------------------------------------26
Circuit Diagrams--------------------------------------------------------------------27-34
Service Adjustments---------------------------------------------------------------35
Software Update(USB)------------------------------------------------------------36
Service Flow Chart-----------------------------------------------------------------37-39

-3-
LCD 8M39A/E chassis.

70
90
120
For 22LED
For 24LED
For 32LCD
For 22LED
For 24LED
For 32LCD
250
300
350
-4-

(22” 24” is 4 ohm)
For (32LCD)
For (32LCD)
(22” 24” is 3W x 2)
-5-

40
40
3
2
1
4.2
50
0.5
80
40
12000
24 22” 24” is 12V
6
-6-

1080
1920
uv
uv
40
YES
8
6
46
46
NO
NO
Standard
English
Standard
20
Middle
-7-

4
2
4
0 40 7 0
0 40 7 0
0 40
40 85
-Y0 50
30000
-8-

ATV/DTV-PRODUCTIONS SPECIFICATION
-9-
Model #
Country (
West Eu../Russia/AP/US/S.A...) Australia Europe
Brand htrowykShtrowykS
Category (Monitor/TV/Combo/Portable TV…) VTVT
Panel technology (LCD / PDP/LED) DEL/DCLDEL/DCL
Market Position (High/Mid/Access,,,) ssalCssalC
Cabinet Design (Example: 01,23 series ) 32S16/24E60/22E60/19E61 32S16/24E60/22E60/19E61
Chassis solution 603DSM603DSM
Chassis name E93M8A93M8
Chassis PCB Standard Skyworth RGB New Standard Skyworth RGB New Standard
MP date 9.01029.0102
Chassis BOM Costing Target DSU81DSU5.71
Built-in Power supply BOM Costing Target --
Regional requirement
Homologation (Gostandard/CE/MPTT/CB/…) CME/BCCME/BC
Rohs seysey
)%01+,%02-(CAV042-001)%01+,%02-(CAV042-001).../%02-/01+CA(ylppusrewoP
Power consumption working --
Power consumption standby W1<W1<
Power plug(VDE/UL/BS/…) snip3/AASsnip3/AAS
Picture display
Screen size (inch) 19",22", 24",26",32" 19",22", 24",26",32"
Aspect ratio (16/9 // 4/3 // 15/9) 9:619:61
stib01stib01)stib21/01/8(sissahcfohtpedroloC
1st panel supplier : panel suppliers htrowykShtrowykS
1st panel supplier : panel Model hcni42hcni42
Panel Display Type(MVA/PVA/IPS/…) DCLTFTDCLTFT
1st panel supplier : resolution 0801x02910801x0291
1st panel supplier : pixel Pitch (mmxmm)
1st panel supplier : Horizontal and vertical
viewing angle
1st panel supplier : Typical response time (Grey
to Grey)
1st panel supplier : Typical response time (tr+tf)
1st panel supplier : Peak white luminance (Nits)
1st panel supplier : Contrast ratio
1st panel supplier : Typical panel Life Time
(Hours)
Picture signal process
Comb Filter (2D/3D) D3D3
Noise Reduction (adaptative/3D/…) D3D3
Picture improvement ( LTI/CTI,BLE,WLE,...) ITC/ITLITC/ITL
Color process (Gama correction/Skin correction /.. ) Follow main IC Follow main IC
Colour preset (Cool/Normal/Warm/Personal) Neutral, Cool, Warm and Personal
in PC mode
Neutral, Cool, Warm and Personal
in PC mode
Picture control ( Bright/Con./Sharpness/Color/Tint/..) seYseY
Picture presets : Standard / Bright / Soft / User Personal/Mild/Dynamic/Standard Personal/Mild/Dynamic/Standard
Picture freeze yes(Hold) yes(Hold)
19"26" LED 32LCD

ATV/DTV-PRODUCTIONS SPECIFICATION
-10-
Multi picture : PIP/POP ( AV ) oNoN
Dynamic Backlight Control seysey
Deinterlacer (No/linerar/motion adaptive/motion
compensative) 3D motion adaptive 3D motion adaptive
Film mode / reverse 3:2/2:2 pull down seY/seYseY/seY
Full HD support ( 1080P ) seysey
Single scan / Dual scan ( 120HZ ) onon
16/9 autoformat (black bars canceller)
Zoom type : 4/3 format seYseY
Zoom type : 14/9 Zoom ONON
Zoom type : 16/9 Zoom 1MOOZ9/611MOOZ9/61
Zoom type : 16/9 Zoom up/down 2MOOZ9/612MOOZ9/61
Zoom type : Cinerama seYseY
Zoom type : 16/9 Format seYseY
Zoom type : Auto ( by SCART Pin8 and WSS ) oNoN
Picture Auto adjustment (PC mode) seYseY
Sound
Sound type ( AV stereo/Stereo/NICAM/MTS ) AV stereo
Music Power (Watt)/RMS Power (Watt) 2 x 3W˄24'˅,2 x 5W˄32' ˅2 x 3W˄24'˅,2 x 5W˄32' ˅
Tone control ( Bass&Treble / Graphic Equalizer ) elberT&ssaBelberT&ssaB
Special sound effect ( AVL / WIDE / Pseudo /… ) LVALVA
Suround system ( Dolby / VD / SRS / BBE / … ) Built-in Surround Built-in Surround
Sound control ( Volume , Balance , Mute ) Volume, Balance, Mute Volume, Balance, Mute
Sound presets (User/Speech/News/Standard) Standard / Music / Sports / Movie /
Personal
Standard / Music / Sports / Movie /
Personal
Headphone volume control ( Separated / linked ) seYseY
Reception and Decoding capability -
RF range (ATV) 44.25MHz863.25MHz 44.25MHz863.25MHz
RF range (DTV) 177.5MHz809.5MHz 177.5MHz809.5MHz
Tuner Input(IEC or F)
Color System (PAL/SECAM/NTSC/PAL M,N ) MACES/LAPMACES/LAP
Audio Standard ( B/G/H/D/K/K'/I/L/L' ) L/I/KD/GBL/I/KD/GB
Video standard NTSC 3.58 / 4.43 (AV)/PAL 60 PAL 4.43 PAL 4.43
DTV support (DVB-T/S/C , ATSC , QAM , … ) T-BVDT-BVD
HD capability with YPbPr Yes (720p; 1080i;
1080p@24/50/30Hz; 480i/p; 576i/p)
Yes (720p; 1080i;
1080p@24/50/30Hz; 480i/p; 576i/p)
PC capability (up to maximum format) Up to 1280X1024 60Hz Up to 1280X1024 60Hz
HDMI capability ˄AV/PC Format) Up to 1080P 24/50/60HZ Up to 1080P 24/50/60HZ
Compatible video format if DVD/USB:
DviX/VCD/SVCD/JPEG/AVI/MPEG2/WMV- HD/SD
JPEG/MPEG2/MPEG4/RMVB/H.26
4/DivX (depending on license)
JPEG/MPEG2/MPEG4/RMVB/H.26
4/DivX (depending on license)
Compatible audio format if DVD/USB:
MP3/WMA/AAC/MPEG1/…
Macrovision seysey
User convenience
OSD Language* hsilgnEhsilgnE
OSD Transparency Adjust onon
OSD Timeout Adjust onon

ATV/DTV-PRODUCTIONS SPECIFICATION
-11-
Customer Brand name(LOGO) seysey
IB languages hsilgnEhsilgnE
Program Numbers (example: 99+3AV input ) VA7+99VA7+99
Program edit ( naming , sorting , skip , swap …. ) Naming / Skip / Swap Naming / Skip / Swap
Favorite program seysey
Number of buttons on cabinet (Power; Vol+/-; Pr+/-,
Menu )
Vol+/-; Pr+/-, Menu
,Source,Power(optional)
Vol+/-; Pr+/-, Menu
,Source,Power(optional)
Main switch button (yes/No)
CCD˄Closed Caption)/ V-CHIP onon
Text Standard: (Top, FLOF,,,)
Teletext Level: 2.5 / 1.5
Pages for teletext
Teletext character sets ****
Sleep timer .niM042-01.niM042-01
Calendar / Games onon
Parent Control - Child lock (set the lock of the
keyboard, only the RCU can control the TV) onon
No program auto switch off onon
Auto update (for DVBT program ugrades)
Hotel mode (Y/N) lanoitpOlanoitpO
Software download(RS232/CI/USB/OAD) BSUBSU
Factory reset Yes˄in factory menu,reset the
setting to shipment state )
Yes˄in factory menu,reset the
setting to shipment state )
Quick view seysey
Screen saver seysey
Blue Back seysey
LED indicator(Power on/Standby) seysey
Connectors -Rear
RF Input (Antenna): Analogical / Digital / 2in1 renut1renut1
CINCH video in / out ACRACR
CINCH audio in / out NIACRACR
Scart : CVBS in&out seyon
S-video in onon
Component Video Input (YCrCb/YPrPb) seysey
Component Audio Input (YCrCb/YPrPb) seysey
VGA in / Audio L/R in / Jack audio in 3.5mm VGA + dia. 3.5mm for audio in VGA + dia. 3.5mm for audio in
HDMI 2 2
Audio input for DVI same as VGA same as VGA
CINCH subwoofer out / Coaxial out (S/PDIF) seysey
Headphone output connector (dia.mm) onon
USB slot (No/1.1/2) onon
DVBC-I (common interface) onon
External power converter input seysey
Connectors -Side
HDMI 11
CINCH video in ACRACR
CINCH audio in ACRACR
S-video in onon

ATV/DTV-PRODUCTIONS SPECIFICATION
-12-
Component Video Input (YCrCb/YPrPb) onon
Component Audio Input (YCrCb/YPrPb) onon
Headphone output connector (dia.mm) seysey
USB slot (No/1.1/2)
1 (Software update, JPEG, MP3,
WMA, RMVB, DivX) Multimedia
depends on license
1 (Software update, JPEG, MP3,
WMA, RMVB, DivX) Multimedia
depends on license
UI/RC
UI design (font/pixel, 2D/3D graphic engine..) SOD Standard SOD Standard
RC Model GH67KYGH67KY
RC system RGB Standard RGB Standard
RC # of keys
Accessories included
hsilgnEhsilgnEecnereferlortnocetomeR
IB hsilgnEhsilgnE
Circuit diagram oNoN
Batteries seysey
AC power cords lanoitpOlanoitpO
AC Cable Length m5.1m5.1
Wallmount frame lanoitpOlanoitpO
General Data
Size (W x H x D, with stand) in mm -
Size (W x H x D, without stand) in mm -
Package Size (W x H x D, without stand) in mm -
Net Weight in kg -
Gross Weight in Kg -
Design / Mechanical
Wallmount VESA compatible (standard reference)
Adaptor for VESA wallmount compatibility (accessory
ref)
Desktop Stand (included/optionnal + ref/No)
Finish on Front
Finish on side
Finish on back
Finish on stand

MSD306 block diagram of system components Australia
TPA1517 3W + 3W
LED PANEL
LVDS
R/L
DDRII FLASH
MSD306 DVB-T & IF Demo. Build in
MPEG1/2/4 /H.264 Decoder
JPEG MP3 Decoder 3D Comb filter Video Decoder
Side Terminal
HDMI2HDMI1
PC PCaudio in
S/PDIF Output
Y Pb Pr
Rear Terminal
HDMI
IF (ATV)
IF+/-
KEY PAD, IR Receiver
SAW P/S
USB
AV in AV out
Tuner
(Rear terminal)
DVB-T&ATV Demo d
12VDC
V L R
V L R
R L V
-13-

MSD306 block diagram of system components Europe
TPA1517 3W + 3W
LED PANEL
LVDS
R/L
DDRII FLASH
MSD306 DVB-T & IF Demo. Build in
MPEG1/2/4 /H.264 Decoder
JPEG MP3 Decoder 3D Comb filter Video Decoder
Side Terminal
HDMI2HDMI1
PC PCaudio in
S/PDIF Output
Y Pb Pr
Rear Terminal
HDMI
IF (ATV)
IF+/-
KEY PAD, IR Receiver
SAW P/S
USB
AV in AV out
Tuner
(Rear terminal)
DVB-T&ATV Demo d
12VDC
V L R
V L R
R L V
-14-

list of long-time com ponents and materials
NO Component
Manufacturer
/
trademark
Type/model Value /
rating P/N
Approval
/
Referen
ce
1 IR PT1 HS0038** 5300-140038-0010
2 Speaker
3 Crystal Y1 Shanxi
yijiayi HC-49S 4900-124052-05
4 Tuner U10A1 Chengdu
xuguang DTT-1081C/GW12B5 5221-389560-0H00
5 Saw-filter U30 Ningxia
suoteke HS3611 4900-736115-0X00
U2 MSTAR MSD306PT-LF-SG 475C-M30600-3840
U9 ELPIDA EDE5116AJBG-8E-E 478M-E51161-0840
U24 CFEON EN25B64-100FIP 471R-N25640-0160
U31 TEXAS/
EUTECH TPA3113D2 / EUA2113
U7 Shenzhen
Da yan LM4558 47DG-G45580-0080
U49/
U50 MPS MP1482DS 476A-M14820-0080
U5 Shenzhen
Da yan LM358 47DG-G35800-0080
U18 Shenzhen
Da yan LM78D05 47DG-G78051-0030
U37 A1
semiconductor AS1117L-3.3 47B6-A11170-03
U38 A1
semiconductor AS1117L-3.3 47B6-A11170-03
U36
/39
A1
semiconductor AS1117L-1.8 7B6-A11172-03
U36 A1
semiconductor AS1117L-ADJ 47B6-A11174-0300
Q33/3
4/35
A1
semiconductor ASM3403
6
All
IC
U1 INFINITRUE IT2418 47AE-T24180-0320
-15-

List of key parts
14 TABLE: list of critical components and materials P
Component Manufacturer/
trademark
Type/model Value / rating Standard Approval/
Reference
Mains plug
(EU type)
Shenzhen Deren
Electronic Co., Ltd.
RVVZ-2P AC250V 2.5A 40008180
Shen Zhen Xie Kang
Electric Co., Ltd
XK-01 AC250V 2.5A 40009009
Mains plug
(UK type)
KDJ Quality Electrcal
Company Ltd
KDJ 828 3/5/7/10/13A
250V
KM54583
Mains plug
(AU type)
Shenzhen Deren
Electronic Co., Ltd.
DR-209 AC250V
7.5A/10A
Q03980
Shen Zhen Xie Kang
Electric Co., Ltd
XK-15 3A 250VN21010
Mains plug
(BR type)
Shenzhen Deren
Electronic Co., Ltd.
DR-206 AC250V 10A 07/UL-BRAB-
0016
Shen Zhen Xie Kang
Electric Co., Ltd
XK-09 2.5A 250V
/10A 250V
MC.DPC-861
6
Power plug
(AR type)
Shenzhen Deren
Electronic Co., Ltd.
DR-212 AC250V 10A
DC-E-S160-0
01.2(M1)
Shen Zhen Xie Kang
Electric Co., Ltd
XK-19 AC250V 10A ICU-S8-001.1
Shen Zhen Xie Kang
Electric Co., Ltd
XK-20 AC250V 10A ICU-S8-001.2
Power plug
SASO
Shenzhen Deren
Electronic Co., Ltd.
DR-301 AC250V 13A
SASO
2203:2003
Power cord Shenzhen Tongyuan
Ind. Co., Ltd
H03VVH2-F 2x0.75mm2 101980
Power cord Shenzhen Bao Hing
Electric Wire and
Cable Manufacture
Co., Ltd.
H03VVH2-F 2x0.75mm2 103727
Power cord Shenzhen Xiekang
Electric Co., Ltd.
H03VVH2-F 40029225
Power cord Mainland Electric
Wire & Cable Co.,
Ltd
H03VVH2-F 40010355
-16-

List of key parts
14 TABLE: list of critical components and materials P
Component Manufacturer/
trademark
Type/model Value / rating Standard Approval/
Reference
Power cord
(AU type)
Shenzhen Bao Hing
Electric Wire and
Cable Manufacture
Co., Ltd.
LTSA-2F V-75 2x0.75mm2 14586
Mainland Electric
Wire & Cable Co.,
Ltd
H03VVH2-F 2x0.75mm2 N20609
Power cord
(BR type)
Shenzhen Tongyuan
Ind. Co., Ltd
HO3VVH2-F 2x0.75mm2 MC-FCV-2704
Shenzhen Bao Hing
Electric Wire and
Cable Manufacture
Co., Ltd.
HO3VVH2-F 2x0.75mm2 MC-FCV-3662
Shen Zhen Xie Kang
Electric Co., Ltd
IEC52 RVV
300/300V2X0.5-0.75MC,FCVT-87
77
Shen Zhen Xie Kang
Electric Co., Ltd
IEC53 RVV
300/500V2X0.75MC,FCVT-87
79
Switch Zhejiang taikang
Electronics Co. Ltd.
KND3 250Vˈ10A 40011140
Zhejiang yangkang
Electronics Co. Ltd.
KDC-G04 250Vˈ10A/80A 40021742
E313930
Material of
Switch
BASF Corp
Polymers Div
A3X2G5 V-0, 120°C IEC 60707 E36632
Insulation tube
wrapping switch
˛˛
Primary lead
wire
˛˛
LCD panel LG Display Co.,Ltd LC320WXE
LC320WXN
Skyworth LCD
Modules (Shenzhen)
Ltd
S3150TLSA
Skyworth LCD
Modules (Shenzhen)
Ltd
S3150TLSB
-17-

List of key parts
14 TABLE: list of critical components and materials P
Component Manufacturer/
trademark
Type/model Value / rating Standard Approval/
Reference
Main board Various Various V-0, 105°C min. UL 94
IEC 60707
S, ETL, UL &
other EU Cert.
marks
Plastic material
of enclosure
Kingfa Sci. & Tech
Co., Ltd
FRHIPS-113,
FRHIPA-960
V-0, 50°C, Min.
1,7 mm thickness
IEC 60707 Tested with
appliance
Plastic material
of enclosure
(alternative)
Cherl Industries Inc.
Chemicals Div
VE-1877+ V-0, 50°C, Min.
1,7 mm thickness
IEC 60707 Tested with
appliance
Plastic material
of enclosure
(alternative)
LG Chemical Ltd 40AFC,
405AF
V-0, 50°C, Min.
1,7 mm thickness
IEC 60707 Tested with
appliance
AC connector
CN1
Young Yak
Enterprise Co., Ltd. YY-2800 250Vac/7A E182481
Zhejian Jinda
Electronics Co., Ltd. 3.96T 250Vac/7A E237523
Cvilux Corporation CI52 250Vac/7A E159616
Fuse F1 Hollyland Co., Ltd. 32S T3.15AL250Vac 40011830
Alternate Walter Electronic
Co. Ltd. ICP T3.15AL250Vac 40012824
Insulation tube
wrapping F1
X Capacitor
CX1
Shenzhen Jinghao
Capacitor Co., Ltd. CBB62B 0.47uFˈ280Vac; 40018690
Alternate Xiamen Faratronic
Co., Ltd. MKP62 0.47uFˈ275Vac; 40000358
Alternate Europtronic (Taiwan)
Ind. Corp. MPX 0.47uFˈ275Vac; 40018238
Alternate Europtronic (Taiwan)
Ind. Corp. MPX2 0.47uFˈ275Vac; 40025981
Alternate Shenzhen Su Rong
Capacitors
Co., Ltd.;
MPX 0.47uFˈ280Vac; 40008924
Y capacitor
CY3,CY4
Yinan Don's
Electronic
Component Co.,Ltd.
CT81 470pF,250Vac 135256
-18-

List of key parts
14 TABLE: list of critical components and materials P
Component Manufacturer/
trademark
Type/model Value / rating Standard Approval/
Reference
Alternate Shantou High-New
Technology
Development Zone
Songtian Enterprise
Co., Ltd.
CD. 470pF,400Vac; 40025754
Alternate Walsin Technology
Corp AH 470pF,400Vac; 40001804
Alternate TDK-EPC
Corporation,
Capacitors Group
Circuit Devices
Business Group
CD 470pF,250Vac 124321
Y capacitor CY2 Yinan Don's
Electronic
Component Co.,Ltd.
CT81 1000pF,250Vac 135256
Alternate Shantou High-New
Technology
Development Zone
Songtian Enterprise
Co., Ltd.
CD. 1000pF,400ac 40025754
Alternate Walsin Technology
Corp AH 1000pF,400Vac; 40001804
Alternate TDK-EPC
Corporation,
Capacitors Group
Circuit Devices
Business Group
CD 1000pF,250Vac 124321
Y capacitor CY1 Yinan Don's
Electronic
Component Co.,Ltd.
CT81 1500pF,250Vac 135256
Alternate Shantou High-New
Technology
Development Zone
Songtian Enterprise
Co., Ltd.
CD. 1500pF,400Vac 40025754
Alternate Walsin Technology
Corp AH 1500pF,400Vac; 40001804
-19-

List of key parts
14 TABLE: list of critical components and materials P
Component Manufacturer/
trademark
Type/model Value / rating Standard Approval/
Reference
Alternate TDK-EPC
Corporation,
Capacitors Group
Circuit Devices
Business Group
CD 1500pF,250Vac 124321
Opto-coupler
P103ˈP102
COSMO Electronics
Corp. K1010 5000Vac 101347
Alternate Toshiba Corporation
Semicon. Co.
Discrete Div.
TLP781 5000Vac 40021173
Alternate Sharp Corporation PC123 5000Vac 40008087
Alternate Lite-On Technology
Corporation LTV-817 5000Vac 40015248
PCB Huizhou Shenghua
Industrial Co., Ltd. SH-04 94V-0,Thick
1.6mm E202404
Alternate Boluo KONKA
Printed Board Co.,
Ltd.
KK4 94V-0,Thick
1.6mm E211940
Alternate Shenzhen Zhong
Luo Electronics
Co.,Ltd.
ZL-03A 94V-0,Thick
1.6mm E255554
Alternate Shenzhen Zhong
Luo Electronics
Co.,Ltd.
ZL-03 94V-0,Thick
1.6mm E255554
Alternate Boluo KONKA
Printed Board Co.,
Ltd.
KK6 94V-0,Thick
1.6mm E211940
Alternate Boluo KONKA
Printed Board Co.,
Ltd.
KK1 94V-0,Thick
1.6mm E211940
Alternate Boluo KONKA
Printed Board Co.,
Ltd.
KK1 94V-0,Thick
1.6mm E211940
Alternate Huizhou Shenghua
Industrial Co., Ltd. SH-05 94V-0,Thick
1.6mm E202404
Alternate Huizhou Shenghua
Industrial Co., Ltd. SH-01 94V-0,Thick
1.6mm E202404
Alternate Huizhou Shenghua
Industrial Co., Ltd. SH-01 94V-0,Thick
1.6mm
E202404
-20-