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1. MediaTek Exhibit 1B 11 4 2010 Welcome to Mediatek Featured Technologies home gt products gt list Digital TVs Ultimate Multimedia Entertainment Experience MediaTeks MT5392 DTV SoC features a superior decoding engine which supports a wide range media formats providing the flexibility you desire Experience the best digital media journey with MediaTek s highly integrated DTV SoC Wireless Handset Digital Consumer DVD Leads the way High performance MJC MEMC 120Hz Technology Digital TVs MediaTek Halo reduced MJC MEMC Technology features its new generation MJC MEMC engine Halo reduced 120Hz Full HD MJC which eliminates motion blur and film jitter delivering a more PC Optical Storage fluid and near real life experience Drives e e e EII A ZAS n n n Wireless Connectivity Products a TV D a od D d D MT5382 MT5112 MT8222 MT5362 MT5133 MT8223 MT5388 AN j MT5363 Weg ni MediaTek Inc v www mediatek com en product list ph 1 1 Welcome to Mediatek Page 1 of 1 MEDIATEK smi MediaTek Wireless Communication Solutions More Fun Fewer Chips ABOUT MEDIA ATC Product Lines at Technologies home gt products gt product Lines gt Featured Technologies Get the Best of Both Worlds Cost amp MediaTexis the Performance to end mobile platform that provides you with complete solutions no matter what your mobile 4 c2. 1 Complete Parts List L42 HDTV10A _LG 12 1 12 2 Complete Parts List GV42L HDTV_LG 12 2 Appendix 1 Main Board Circuit Diagram 2 Main Board PCB Layout 3 Assembly Explosion Drawing Block Diagram VIZIO L42HDTV10A GV42L HDTV Service Manual VINC Service Manual VIZIO L42HDTV10A GV42L HDTV COPYRIGHT O 2000 V INC ALL RIGHTS RESERVED IBM and IBM products are registered trademarks of International Business Machines Corporation Macintosh and Power Macintosh are registered trademarks of Apple Computer Inc VINC and VINC products are registered trademarks of V Inc VESA EDID DPMS and DDC are registered trademarks of Video Electronics Standards Association VESA Energy Star is a registered trademark of the US Environmental Protection Agency EPA No part of this document may be copied reproduced or transmitted by any means for any purpose without prior written permission from VINC FCC INFORMATION This equipment has been tested and found to comply with the limits of a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that the interference will not occur in a particular
3. and horizontal timing signals for display device The operation of HDMII CON route The HDMI 1 amp 2 CON is input digital signal to the PISHDMI412FT switch output signal is process to the MT8293 Then transfer to the MTK8202 the MTK8202 generates the vertical and horizontal timing signals for display device The operation of HDTV 8 Component route HDTV amp Component signal is input to the MTK8202 then MTK8202 generates the vertical and horizontal timing signals for display device The operation of Video 1 2 3 8 S Video route The Video 1 2 and S Video signal is transmission signal to the MTK8202 then MTK8202 generates the vertical and horizontal timing signals for display device The operation of TV route TV signal is processes to the tuner and output to MTK8202 then MTK8202 generates the vertical and horizontal timing signals for display device Audio is processes to the tuner output to SIF circuit and output to MTK8202 Then MTK8202 process to wm8776 and output to TDA8946J transfer to speaker The operation of DTV route DTV signal is processes to the tuner and transmission to MT5112 and output signal to MT5351 then MT5351 output to MT8202 generates the vertical and horizontal timing signals for display device The operation of keypad There are 7 keys to control and select the function of L42 and also has one LED to indicate the status of operation They are Power V A Input OSD CONFIDENTIAL DO NOT COPY Page 7 1
4. File No SG 0198 MT8202 Application MT8202 is a highly integrated video and audio single chip processor for emerging HDTV Ready LCD TV It includes one 3D 2D TV Decoder recovering the best image from CVBS and in addition its analog input also support popular S Video Component VGA video source On chip advanced motion adaptive de interlacer MDDitm converts accordingly the interlace video into smooth non flicking progressive motion pictures With on chip advanced 2D Graphic processor MT8202 provides customers with high quality Ul adding significant end product value Flexible scalar provides wide adoption to various LCD panel for different video sources lts on chip audio processor decodes whole world standard audio signals from tuner with lip sync control delivering high quality post processed sound effect to customers On chip microprocessor and reference FW reduces the system BOM and shortens the schedule of Ul design by high level C program With truly SOC design MT8202 offers our customers the real cost effective high performance HDTV ready solution BOLOCK DIAGRAM O CVBS x 3 3 K O D O YPbPr S S Video Sal RGB VGA g T Audio q DAC Pa CONFIDENTIAL DO NOT COPY Page 7 2 File No SG 0198 6 Seamless performance comparing demonstration function Support Left Right video processing comparing function without additional resources DRAM for customers demonstration All the video functions De inte
5. TU J 83 Annex B standards Wireless Handset gt Digital Consumer DVD Digital TVs PC Optical Storage Drives reatures D Wireless Connectivity e Compliant with ATSC and J 83B digital television standards E Produce e Meet all ATSC A74 requirements and Brazil ensembles e EIA CEA 909 antenna interface both mode A and mode B are supported e Support sleep mode to reduce power consumption Sales Contact e 100 TQFP package back Legal Notice Privacy Policy Contact us MediaTek Inc http www mediatek com erproduct info php sn 37 Welcome to Mediatek 1 11 15 2010 8 47 AM SPR Ska Featured Technologies home gt products gt MT5133 Product Lines MediaTek MT5133 is highly integrated single chip COFDM Coded Orthogonal Frequency Division Multiplex channel demodulator and forward error corrector FEC for DVB T receiver It is fully compliant with the DVB T specification ETSI 300744 and Unified Nordig Wireless Handset gt Digital Consumer DVD Digital TVs PC Optical Storage Drives reatures D Wireless Connectivity e Compliant with ETSI 300 744 DVB T Unified Nordig and DTG performance specifications Produce e Suitable for Single Frequency Network SFN operation e MPEG 2 transport stream output in parallel or serial format e Low power consumption Sales Contact e 64 LQFP package back Legal Notice Privacy Policy Contact us MediaTek Inc http w
6. V ready solution to LCD TV manufactures Wireless Handset gt Digital Consumer DVD Digital TVs _ PC Optical Storage Drives reatures D Wireless Connectivity e Advanced 3D comb filter TV decoder to retrieve the best image from popular composite signals Produce e Embedded HDTV VGA decoders for the high bandwidth input signals perfectly reproducing e The new generation advanced motion adaptive and motion estimation de interlacer e The flexible scaler provide wide adoption to various LCD panels for video source e On chip audio processor decodes analog signals from tuner with lip sync control delivering high quality post processed sound effect to customers e On chip microprocessor reduces the system BOM and shortens the schedule of UI design by high level C program Sales Contact Legal Notice Privacy Policy Contact us MediaTek Inc http www mediatek com erproduct info php sn 58 Service Manual Model VIZIO L42HDTV10A VIZIO GV42L HDTV V Inc 320A Kalmus Drive Costa Mesa CA 92626 TEL 714 668 0588 FAX 714 668 9099 Top Confidential Table of Contents CONTENTS PAGE Sections 1 Features 1 1 Specifications 2 1 On Screen Display 3 1 Factory Preset Timings 4 1 Pin Assignment 5 1 Main Board I O Connections 6 1 Theory of Circuit Operation 7 1 Waveforms 8 1 O O N O a QQ N Trouble Shooting 9 1 10 Block Diagram 10 1 11 Spare parts list 11 1 12
7. duct Lines The MediaTek MT8222 is a highly integrated IC with a cost effective and high performance HDTV ready solution for the flat panel TV manufacturers It supports flat panel TV video audio input and output formats and HDTV as well Wireless Handset gt Digital Consumer DVD Digital TVs reatures D e 3D comb filter of the TV decoder retrieving the best video from composite signals and embedded HDTV VGA decoders perfectly reproducing the high bandwidth input signals e Motion adaptive deinterlacer converts interlace to progressive video e Advanced full function color processing Sales Contact e Two independent flexible scalers can simultaneously process two different video sources and provide the wide adoption for various flat panels e On chip audio processor with a lip sync control decodes analog signals received from the tuner delivering high quality post processed sound effect _ PC Optical Storage Drives Wireless Connectivity Products Legal Notice Privacy Policy Contact us MediaTek Inc http www mediatek com en product info php sn 39 Welcome to Mediatek 1 11 15 2010 8 48 AM SPR Ska Featured Technologies home gt products gt MT8223 Product Lines The MediaTek MT8223 is the worldwide 1st ultra highly integrated ATV SoC in 128 pin with 3D picture quality and it supports multimedia video audio input and output format up to full HDTV The MT8223 is an ultra low cost HDT
8. hallenge We simultaneously provide hardware platforms reference designs software features and professional support to customers We offer the perfect combination of excellence in cost and performance What s more we re efficient so you re guaranteed of on time delivery to market Product Lines Wireless Handset Digital Consumer DVD Digital TVs PC Optical Storage Discover the Power of the MediaTek Multimedia Mobile Phone Platform Drives Welcome to richer Mobile living MediaTek is the leader in combining Modem with Multimedia Functions Music Camera Video you want it we have it Now you can offer mobile subscribers a totally new experience and whole new world of services Come on Join in Discover MediaTek s Multimedia Mobile Phone Platform today we ve got Wireless Connectivity ihe Power Products Experience MediaTek Low Power Technology for Mobile Phone Platforms O Sales Contact To make life far more convenient and much kinder to the environment MediaTek leads the way in low power Mobile solutions Enjoy these MediaTek advantages Longer standby time Extend listening time for music Watch richer videos Use power mobile applications without draining power And realize a breakthrough to enable dual standby capability within a single handset Big is beautiful ci Image Quality Easy to Use Design MediaTek based VIZIO GV42L is rated 4 5 stars by HDTV Solutions Check out the Best Digita
9. installation If this equipment does cause unacceptable interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures reorient or relocate the receiving antenna increase the separation between equipment and receiver or connect the into an outlet on a circuit different from that to which the receiver is connected FCC WARNING To assure continued FCC compliance the user must use a grounded power supply cord and the provided shielded video interface cable with bonded ferrite cores Also any unauthorized changes or modifications to Amtrak products will void the user s authority to operate this device Thus VINC Will not be held responsible for the product and its safety CE CERTIFICATION This device complies with the requirements of the EEC directive 89 336 EEC with regard to Electromagnetic compatibility SAFETY CAUTION Use a power cable that is properly grounded Always use the AC cords as follows USA UL Canada CSA Germany VDE Switzerland SEV Britain BASEC BS Japan Electric Appliance Control Act or an AC cord that meets the local safety standards VIZIO L42HDTV10A GV42L HDTV Service Manual Chapter 7 Theory of Circuit Operation The operation of D SUB 15pin route The D SUB 15pin is input analog signal to the MTK8202 transfer A D converter then generates the vertical
10. l Media Journey MediaTek leads you Best of the best LCD HDTVs and plasma TVs MediaTek based VIZIO P42HDTV L37HDTV L32HDTV are ranked at the top of their respective test comparisons in PC World Magazine For more information please visit PC World DTV Product Family MediaTek MT8520 Blu ray Player SoC Mediatek s HD AV experience You don t just see it you LIVE it Say goodbye to standard definition video The MT8520 powered Blu ray Player provides full 1080p resolution for perfect viewing enjoyment In addition the MT8520 powered Blu ray Player is equipped with up to 7 1 channels of HD surround sound Out of this world Play Any Disc Any Time The MT8520 supports playback for almost every optical disc including Blu ray disc DVD VCD and CD DA Born from MediaTek s proven technologies it offers the world s best and most reliable playability of DVD SoC MT1389 series Discover more MEDIATEK Legal Notice Privacy Policy Contact us MediaTek Inc y Copyright 2010 MediaTek Inc All rights reserved http www mediatek com en product Featured Technologies php 8 19 2010 Welcome to Mediatek 1 11 15 2010 8 47 AM SPR Ska Featured Technologies home gt products gt MT5112 Product Lines The MediaTek MT5112 is a highly integrated single chip front end solution for digital terrestrial and digital cable TV demodulation The MT5112 is fully compliant with ATSC A 53 SCTE DVS 031 and I
11. n video decoder an AC3 audio decoder a dual link LVDS transmitter and an NTSC PAL SECAM TV decoder with a 3D comb filter NTSC PAL The MT5363 enables consumer electronics manufactures to build high quality low cost and feature rich iDTVs Wireless Handset gt Digital Consumer DVD Digital TVs PC Optical Storage Drives reatures D Embedded DVB T demodulator A transport demultiplexer A multi standard video decoder An AC3 MPEG2 audio decoder HDMI1 3 receiver Audio codec Wireless Connectivity Products Sales Contact Legal Notice Privacy Policy Contact us MediaTek Inc http www mediatek com en product info php sn 57 Welcome to Mediatek 1 11 15 2010 8 46 AM SPR Ska Featured Technologies home gt products gt MT5382 Product Lines The MediaTek MT5382 is a highly integrated SOC family combining DTV backend decoder and TV controller for US market The MT5382 supports transport de multiplexer MPEG 2 video decoder AC3 audio decoder TV decoder and LVDS transmitter The MT5382 enables consumer electronics manufacturers to build high quality feature rich DTVs Wireless Handset gt Digital Consumer DVD Digital TVs _ PC Optical Storage Drives reatures D f D e Transport stream demultiplexer a sir select e Support one MPEG 2 HD and JPEG decode base line JPEG file e 3D comb filter recovering high details for still picture e Embeded MDDi TM de inte
12. rlace 3D comb NR Flesh tone CT l can be included 7 DRAM Usage 1 For features of 8202 Dual for enhance features support and single 8x16 DDR for simple function support Lists are the comparison chart between function support lists of 2xDDR and 1xDDR pa mo e Des 2 For single DDR 8202 only support 1080i bob mode de interlacing Non 3D de interlace 3 With single DDR it is suggested not to support PIP POP features Due to DDR Bandwidth limitation on PIP POP when single DDR CONFIDENTIAL DO NOT COPY Page 7 8 File No SG 0198 8 DDR SDRAM V58C2128164SBI5 Application Block Diagram SM x 16 Column Adressen Row Addresses ADT AS AP BAG BA 40 A1 BAO Bat Row address bufer TTM stress Column address acunier buffer Refresh Counter deccoar Mamory array Bank i 4008 x 256 a 4008 x 255 x32 bit SIS x 32 bit Data Simie CONFIDENTIAL DO NOT COPY Page 7 9 File No SG 0198
13. rlacer generating very smooth picture quality for motion Sales Contact e High quality audio decorder e Support Picture in Picture Picture out Picture mode e HDMI receiver Legal Notice Privacy Policy Contact us MediaTek Inc http www mediatek com en product info php sn 35 Welcome to Mediatek 1 11 15 2010 8 47 AM SPR Ska Featured Technologies home gt products gt MT5388 Product Lines The MediaTek MT5388 is a highly integrated SoC family combining DTV backend decoder and a TV controller for advanced applications It combines a transport de multiplexer a high definition video decoder an AC3 audio decoder a dual link LVDS transmitter and an NTSC PAL SECAM TV decoder with a 3D comb filter NTSC PAL The MT5388 enables consumer electronics manufactures to build high quality low cost and feature rich DTV Wireless Handset gt Digital Consumer DVD Digital TVs PC Optical Storage Drives reatures EP Embedded ATSC demodulator Worldwide multi standard analog TV demodulator A transport demultiplexer A MPEG2 video decoder An AC3 MPEG2 audio decoder HDMI1 3 receiver High quality audio codec Wireless Connectivity Products Sales Contact Legal Notice Privacy Policy Contact us MediaTek Inc http www mediatek com en product info php sn 56 Welcome to Mediatek 1 11 15 2010 8 48 AM SPR Ska Featured Technologies home gt products gt MT8222 Pro
14. ww mediatek com erproduct info php sn 38 Welcome to Mediatek 1 11 15 2010 8 46 AM SHR Ska Featured Technologies home gt products gt MT5362 Product Lines The MediaTek MT5362 is a highly integrated SOC family combining DTV backend decoder and TV controller for EU market The MT5362 supports transport de multiplexer H 264 video decoder AC3 audio decoder TV decoder and LVDS transmitter The MT5362 enables consumer electronics manufacturers to build high quality feature rich DTVs Wireless Handset gt Digital Consumer DVD Digital TVs _ PC Optical Storage Drives reatures D f D e Transport stream demultiplexer a si select e Support one H 264 HD video decoder e Support MPEG1 2 4 and JPEG decoder multi media e 3D comb filter recovering high details for still picture e Embeded MDDi TM de interlacer generating very smooth picture quality for motion e High quality audio decorder e Support Picture in Picture Picture out Picture mode e HDMI receiver Sales Contact Legal Notice Privacy Policy Contact us MediaTek Inc http www mediatek com erproduct info php sn 36 Welcome to Mediatek 1 11 15 2010 8 47 AM SPR Ska Featured Technologies home gt products gt MT5363 Product Lines The MediaTek MT5363 is a highly integrated SoC family combining DTV backend decoder and a TV controller for advanced applications It combines a transport de multiplexer a high definitio
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