Skyworth 8R16B User manual

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SERVICEMANUAL
8R16BCHASSIS
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Designandspecificationsaresubjecttochangewithoutpriornotice.(OnlyReferrence)
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Description:SERVICEMANUAL8R16B
MODEL. BrandName:SKYWORTH
JOBNO.

EngineeringDept:
ArtworkBy:Date:2013‐07‐06
CheckedBy:Date:
ApprovedBy:Date:

‐2‐
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CONTENT
CONTENT‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐2
TechnicalSpecification‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐3‐12
BlockDiagram‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐13
Listofkeyparts‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐14
ICBLOCKDiagram‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐15‐34
MAINPCB‐TOP‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐35
MAINPCB‐BOT‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐36
CircuitDiagrams‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐37‐51
Troublshooting‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐52‐56
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‐3‐
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TechnicalSpecification
1. ApplicationArea:
ThisproductstandardisuseforLED8R16Bchassis.
2. Specification:
Allthestandardaremeasuredunderfollowingconditionswithoutotherspecification.
2.1 AmbientTemperature:20+/‐5℃
2.2 RelativeHumidity:65+‐10％
2.3 PowerSupplyVoltage:StandardInputVoltage(100～240VAC50/60HZ)
2.4 Adjustafter20minuteswarm‐up.
3. Testandcheckmethod:
3.1 Capability:Accordingtonationteststandard
3.2 Safety:______________________________standard
3.3 EMC:________________________________standard
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‐4‐
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TechnicalSpecification
4. SafetyandRegulation
NO.ItemMin TypMaxUnitRemark
1.ForceStability‐InclineplaneTipTest 10deg
2.ForceStability‐LevelTipTest100 N
3.IsolationGapAC‐AC/AC‐DC3 mm
4.IsolationGap6 mm
5.PowerconsumtionMax
 W32E51
 W
 W
 W
6.PowerconsumtionStandby1W
7.DielectricVoltage3 kV
8.IsolationResistance4 
MΩ
9.LeakageCurrent5mApp
10.Powercordcaptivity40 N
11.Flammability—BackCoverPASS  
12.SharpedgePASS  
13.ULComplianceNO  
14.FCCComplianceNO  
15.CDRHRadiationComplianceNO  
16.CSAComplianceNO  
17.CEBComplianceNO  
18.CECompliance
Baseondifferentorder
19.CBComplianceYES  
5. Video
NO.ItemMin TypMaxUnitRemark
1.LinearityDistortion,Verticl1
％
2.LinearityDistortion,Horizontal1
％
3.TrapezoidalDistortion,Verticl1
％
4.TrapezoidalDistortion,Horizontal 1
％
5.Overscan,Verticl939597％
6.Overscan,Horizontal939597％
7.BrightnessMaximum30032E51
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8.VideoNoiseLimited
Sensitivity(@S/N=30dB)VHF
51dBuV

‐5‐
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TechnicalSpecification
9.VideoNoiseLimited
Sensitivity(@S/N=30dB)UHF
54dBuV
10.Selectivity‐1.5M35 dB
11.Selectivity+8M40 dB
12.TuningRange‐0.7 MHz
13.ResolutionHorizontal1366Lines
14.ResolutionVertical768Lines
6. Chroma
NO.ItemMinTypMaxUnitRemark
1.WhiteBalance,Xaxis 
2.WhiteBalance,Yaxis 
3.WhiteBalance,ColorTemperature6500980012500 kdeg12500(266,276)
9800(280,290)
6500(313,329)
4.ColorSensitivity30dB
5.ColorBurstLock‐inRange+/‐300 Hz
6.ColorKillerSensitivity30dBuV
7. Audio
NO.ItemMin TypMaxUnitRemark
1.AudioNoiseLimitedSensitivity,VHF‐L25dBuV
2.AudioNoiseLimitedSensitivity,VHF‐H25dBuV
3.AudioNoiseLimitedSensitivity,UHF 28dBuV
4.Buzz(S/NRatio)40dB
5.Distortion3
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6.Audioouput,L/R,at10％ THD6W6Wfor32”model
7.Audioouput,Center6W6Wfor32”model
8.StereoSeparation21dB
9.SpeakerImpedance6ohm
10.SpeakerPowerrating8W
8. Power
NO.ItemMin TypMaxUnitRemark
1.DCVoltage,Audio12 V
2.DCVoltage,Tuner3.3 V
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‐6‐
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TechnicalSpecification
9. ExternalInterface
NO.ItemMin TypMaxUnitRemark
1.VideoInputLevel1Vpp75ohm
2.VideoInputFrequencyResponse4.5 MHz
3.VideoInputS/N40dB
4.AudioInputLevel0.5Vrms
5.AudioInputFrequencyResponse  15kHz
6.AudioInputS/N40dB
7.AudioInputDistortion3
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8.AudioInputDynamicRange2V
9.VideooutputLevel1Vpp
10.VideoouputFrequencyResponse4.2MHz
11.VideooutputS/N50dB
12.AudiooutputLevel0.5Vrms
13.AudiooutputFrequencyResponse8012000 Hz
14.AudiooutputS/N40dB
15.AudiooutputDistortion6
％
16.VideoInputLevel,R/G/B0.7 VPP 
17.VideoInput
Level,Component(Y,Pb,Pr)
0.7 VPP 
18.RGBInputResolution,Vertical 768pixel 
19.RGBInputResolution,Horizontal 1366pixel 
20.RGBInputHorizontalFrequency 68kHz 
21.RGBInputFrameRate 60Hz 
10.TheOthers
NO.ItemMin TypMaxUnitRemark
1.Searchsensitivity40dBuV
2.Clock,realtimegainorloss(secper
day)
NOsec
3.SoftwareFuncitonalityTestYES  
4.REMOCONWorking
sensitivity,Straight
8m
5.REMOCONWorking
sensitivity,T/B/L/R
6m
6.Closecaptionsensitivity46dBuV
7.Teletextsensitivity46dBm
8.Resonanceofunit(sweep
freq:50~1000)
NO  

‐7‐
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TechnicalSpecification
11.CustomerMenuSetup(asshippedcondition)
NO.ItemSpecificationRemark
1.PSMStandard
2.SSMStandard
3.Volum20
4.Muteoff
5.InputModeRF
6.CustomermenulanguageEnglishBaseondifferentorder
7.AVLoff
8.SleepTimeroff
9.Autosleepoff
10.BluebackYES
11.Surroundoff
12.Caption off
13.NoiseReducerMiddle
12.Reliability
NO.ItemMin TypMaxUnitRemark
1.ESD4kVIEC‐1000‐4‐2
2.EFT/BurstkVIEC‐1000‐4‐4
3.SurgeImmunitykVIEC‐1000‐4‐5
4.VoltageDipTest,10ms
％IEC‐1000‐4‐11
5.VoltageDipTest,100ms
％IEC‐1000‐4‐11
6.OperationTemperaturedeg
7.OperationHumidity
％
8.StorageTemperaturedeg
9.MTBF(confidenceLevel:90%)hour
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‐8‐
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TechnicalSpecification
ISDB‐T‐ProductionsSpecification
Chassis solution 8R16B-32E51（RTD2958IG）
Panel
Panel Skyworth
Screen Size/Ratio 32”
Resolution 1366 x 768
Horizontal and Vertical Viewing angle TBC
Typical Response Time TBC
Peak White Brightness TBC
Contrast Ratio TBC
Aspect Ratio 16:9
Regional Requipment
Certificate CB
Power supply 100-240V
Power consumption standby <1W
Video signal process
Comb Filter (2D/3D) 3D
Noise Reduction (adaptative/3D/…) 3D
Picture improvement ( LTI/CTI,BLE,WLE,...) LTI/CTI
Color process (Gama correction/Skin correction /... ) Follow main IC
Colour preset (Cool/Normal/Warm/Personal) Normal,Cool,Warm,Favorite
Picture control ( Bright/Con./Sharpness/Color/Tint/…) Yes
Picture presets : Standard / Bright / Soft / User Normal,Movie,user,sports
Picture freeze Yes
Multi picture : PIP ( AV )/POP（AV） No
Dynamic Backlight Control TBD
LED Backlight Yes
Deinterlacer (No/linerar/motion adaptive/motion compensative) 3D motion adaptive
Film mode / reverse 3:2/2:2 pull down Yes / Yes
Full HD support ( 1080P ) Yes
Single scan / Dual scan ( 120HZ ) Single scan
Zoom type : 4/3 format Yes
Zoom type : 14/9 Zoom -
Zoom type : 16/9 Zoom 16/9 ZOOM 1
Zoom type : 16/9 Zoom up/down -
Zoom type : Cinerama Movie
Zoom type : 16/9 Format Yes
Zoom type : Subtitle Yes
Zoom type : Auto ( by SCART Pin8 and WSS ) No

‐9‐
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Picture Auto adjustment (PC mode) Yes
Sound
Sound type ( Mono/AV stereo/Stereo ) stereo
Music Power (Watt)/RMS Power (Watt) 2X6W
Tone control ( Bass&Treble / Graphic Equalizer ) Equalizer
Special sound effect ( AVL / WIDE / Pseudo /… ) AVL
Suround system ( Dolby / VD / SRS / BBE / … ) Built-in Surround
Sound control ( Volume , Balance , Mute ) Volume, Balance, Mute
Sound presets (User/Speech/News/Standard) Standard / Music / Movie / Speech /
Favorite
Headphone volume control ( Separated / linked ) Yes(Linked)
Sound quality ( High / Mid / Low ) Mid
Reception and Decoding capability
RF range（ATV）54MHz～864MHz
RF range（DTV）VHF 177-213 MHZ, UHF 473-803 MHZ
Color System (PAL/SECAM/NTSC/PAL M,N ) PAL M,PAL N,NTSC M
Audio Standard ( B/G/H/D/K/K'/I/L/L' ) M,N
Stereo audio system ( Nicam,MTS,A2,….) MTS
Video standard NTSC 3.58 / 4.43 (AV)/PAL 60 NTSC 3.58/4.43 , PAL
DTV SD support (DVB-T/S/C , ATSC , QAM , … ) ISDB-T
DTV HD Support MPEG2,MPEG4,H.264
MHEG5 No
Ginga Yes
HD capability with YPbPr Yes (720p; 1080i; 1080p@24/50/60Hz;
480i/p; 576i/p)
PC capability (up to maximum format) Up to 1280X1024 60Hz
HDMI capability （AV/PC Format) Up to 1080P 24/50/60HZ
Compatible video format if DVD/USB:
DviX/VCD/SVCD/JPEG/AVI/MPEG2/WMV- HD/SD JPEG/MPEG2/MPEG4/H.264 (depending on license)
Compatible audio format if DVD/USB:
MP3/WMA/AAC/MPEG1/… MP3/AAC(depending on license)
Playable Discs (CD/CD-R(RW)/CD-ROM/DVD+R/+RW/-R/-RW) No
Card reader format compatibility No
Macrovision Yes
PVR Yes
Network No (Only Ginga)
User convenience
OSD Language* English/Spanish/Portuguese
OSD Positioning No
OSD Transparency Adjust No
OSD Timeout Adjust No
Customer Brand name(LOGO) Yes

‐10‐
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IB languages English
ATV Program Numbers (example: 99+3AV input ) AIR(2-69)+CABLE(1-125)+7AV
DTV Program Numbers 7-69
Program edit ( naming , sorting , skip , swap …. ) Skip
Auto Naming/Auto Sorting No
TV Guide(DTV EPG) EPG(next Seven-day)
Favorite program Yes
Number of buttons on cabinet (Power; Vol+/-; Pr+/-, Menu ) Vol+/-, CH+/-, Menu ,Source,Standby
Main switch button (yes/No) No
CCD（Closed Caption)/V-CHIP Yes/No
Text Standard: (Top, FLOF,,,) No
Real clock From DTV
Sleep timer 10-240 Min.
Timer Auto sync On/Off, Program Switch
Parent Control -Source and Channel lock (Input code for certain
channel) Channel lock
Parent Control - Child lock (set the lock of the keyboard, only the
RCU can control the TV) No
Parent Control - Kid pass (preset the ontime, channel for each day
of the week) No
Parent Control - Channel lock (For digital transmission and DVD
program, to filter some programms) Yes
Calendar / Games No
No program auto switch off 10 mins.
Hotel mode (Y/N) Yes
DVD player (No/slot/tray) No
Tuner FM (yes/No) No
software download(RS232/CI/USB/OAD) USB
Factory reset Yes (User default , factory reset)
Screen saver Yes
Blue Back Yes
LED indicator(Power on/Standby) Green / Red
Connectors -Rear
RF Input (Antenna): Air/ Cable/ 2in1 Air+Cable
Scart : CVBS in&out / RGB / S-VIDEO No
CINCH video in / out（AV1）No
CINCH audio in / out (No volumpe control on Audio out/can be jack
3,5mm) No
S-video in No
Component Video Input (YCrCb/YPrPb) 1(dia. 3.5mm)
Component Audio Input (YCrCb/YPrPb) No
VGA in / Audio L/R in / Jack audio in 3.5mm VGA + dia. 3.5mm for audio in
HDMI 2