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SERVICE MANUAL UOC III AK49

1. CVBS_OUT CVBS_IN R G B FBLK SCART 1 L R_ Out a a dL d d CVBS_OUT CVBS_IN Yin R G B FBLK L R_ Out In __ SCART 3 SCART 2 _ ZORLU aN D Audio Amplifier HP AMPLIFIER TDA1308T SWoofer Amplifier IF TDA9885T O VIFIN IFVO 43 86 CVBS1 48 81 CVBS2 55 74 CVBS3 58 71 CVBS4 51 78 2 59 79 4 52 CVBS_Out PIP 64 65 C4 77 R 78151 G 79 50 B 80 49 FBLK 77 52 R Cin 70 59 G 72 57 71 58 FBLK 75 54 AUDIOin_4 L R 49 50 80 79 AUDIOin_2 L R 53 54 76 75 AUDIOin 3 L R 56 57 73 72 AUDIOin_5 L R 34 35 95 94 AUDIOout_SR SL 36 37 93 92 AUDIOout_HPR HPL 62 63 67 66 AUDIOout LSR LSL 60 61 69 68 I25DO1 105 24 I25D02 104 25 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 2 1 FAV amp amp SVHS amp F SVHS B SVHS and F SVHS inputs can not be supported at the same time FAV amp B SVHS Y amp F SVHS Y inputs use same CVBS input cvbs2 74 B SVHS C amp F SVHS C input is C2 C3 70 FAV audio input is AUDIOin 5 L R 94 95
2. TALSAA 2002 161000 4 76 ZORLU 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 4 3 FORMATS 2 3 APOE 7ORW 4 3 FORMATS 9 MODE STEL Group of Company 2 Copyright 2003 ing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL All rights reserved Pass VESTEL R amp D Service Manual AK49 001 7 CI RCUI T DIAGRAMS Ll oa a a wa te LH BN BU EM ERR AK Ms iac pln yi r fi m ERNEUT en IT 5 EE E i n 3 ZORLU VESTEL R amp D Service Manual L IEEE mf SON tup wen 1 onde AL SIIMBLHE 13159 TEE f I aber TALSFAA uoissiuued USM JOU 0 sii JO pue esn siy pue uo pamasa 5196 Auedwoy 73193A 2002 1 79 ZORLU VESTEL R amp D Service Manual AK49 001 il C vo NOTSHSA o a
3. ZORLU 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 YPbPr input is possible via SCART2 RGB lines with an adaptor In this case R Vin 59 G Yin 57 B Uin 58 inputs can be used as RGB YUV YPbPr inputs SCART2 audio inputs AUDIOin_2 L R 75 SCART2 audio outputs are AUDIOout HPR HPL 67 66 That output is also selectable 2 2 2 4 SCART3 SCART3 video input is CVBS1 81 That input will also be used as optional BAV video input and applied to Video Switch IC TEA6415C for PIP application SCART3 video output will be SCART1 video output a buffer circuit SCART3 audio inputs are AUDIOin 4 L R 80 79 These audio inputs will also used for optional L R and VESTELBUS L R audio inputs SCART3 audio out will be through SCART1 audio outputs via a buffer circuit 2 2 2 5 VESTELBUS IDTV DVD Combi VESTELBUS video input is CVBS1 81 so VESTELBUS will not be supported with SCART3 at the same time VESTELBUS RGB inputs are SCART2 RGB inputs so in case of VESTELBUS option SCART2 RGB is not supported VESTELBUS UART input TXD TX 1 RXD RX 2 IRQ DVB INT2 3 VESTELBUS 12C input is standard 12 bus 2 2 2 6 AUDIO Main audio out is AUDI Oout LSR LSL 69 68 Selectable HP out 15 125001
4. Group 3 Bue do hf p h _ Group 4 iptv jo JO Jo ZORLU 73 VESTEL R amp D Service Manual AK49 001 6 PICTURE MODES 16 9 FORMATS h 8 T E ERU ace gt 1 E 16 9 FORMATS 16 9 MODE l m 0 gt 43 MODE i fi al EEB TALSAA Uoissiuued JOU sjuejuoo jo pue esn siuj pue uo 5 y jo 131S3 2002 1ubu doD 4 74 3 ZORLU 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 16 9 FORMATS CINEMA MODE 17 I i ere ros t a P PAL BiG A 16 9 FORMATS SUBIITLE MODE ZORLU VESTEL VESTEL R amp D Service Manual AK49 001 ZOOM WODE 16 9 FORMATS 16 e LL 9 FORMATS PANAROMEC MODE D Ji TALSAA Uoissiuued JOU sjuejuoo jo pue esn jueuunoop 81 pue uo 5 y Aueduiod
5. PAB2TH Preset Audio Theatre Equalizer Band 2 S No OSD Description MinMax Def PAB3TH Preset Audio Theatre Equalizer Band 3 zoru VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 PAB4TH S No OSD Description MinMax Def PAB4TH Preset Audio Theatre Equalizer Band 4 PABSTH S No OSD Description MinMax PAB5TH Preset Audio Theatre Equalizer Band 5 PABASP 5 OSD Description Def PABASP Preset Audio Speech Bass PTRSP S No OSD Description MinMax Def PTRSP Preset Audio Speech Treble PAB1SP S No OSD Description MinMax PAB2SP S No OSD Description MinMax PAB3SP S No OSD Description MinMax PAB4SP 5 OSD Description MinMax PAB5SP zoru VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 S No OSD Description MinMax CTI 1 5 OSD Description MinMax Def CTI 1 First control byte for CTI 0 255 CTI 2 S No OSD Description MinMax CTI2 Second control byte for CTI 0 255 LEN CTI 3 S No OSD
6. 2 2 5 CABELING RGB cables are shown below First is the RGB signal cable Second 15 the RGB power cable WHITE PIN 7 PIN 7 y BLACK Shield HEA TUBE APPROVED Heading 22 CY 2 a C 22 2 23 n E amp Con not use Heading Tope E S TA OJN 7 BLACK HEATING Shield TUBE UL APPROVED 533 AWG24 WHITE TALSAA uoissiuued USM JOU 0 sii JO pue esn jueuinoop siy pue uo Burisseg pamasa 5196 Auedwod dnouc 73183A 2002 14buAdop 31 ZORLU VESTEL R amp D Service Manual AK49 001 SOOM 2 10 Wind the cable through S zu 2 ferrite 1 turns gt lt Je uu Ido not and Lead esp Leyes o lo PVC 13 1S3A uoissiuued peniuuJed JOU sjuejuoo S pue esn jueunoop siy jo pue uo siufu Iv Aueduiod jo JALSAA 2002 1961000 4 32 ZORLU 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 6 CABLE SPECs 2 2 6 1 RGB CABLE WHITE WIRE COLOR TTE FIN NO
7. SSTDL Enable disable Sound Standard L CAM S No OSD Description MinMax Def NICAM NI CAM stereo ON OFF OFF CNFG S No OSD Description MinMax 112 CNFG No Audio SSD functions erp 0 Mono All Audio SSD except stereo 1 AV Stereo All Audio SSD functions CMUTE S No OSD Description MinMax Def CMUTE Enable disable mute when no audio carrier BLNG S No OSD Description MinMax 114 BLNG Adjusts Bi Language for Mono and AV 0 Disable stereo 1 Enable OPHP S No OSD Description MinMax 116 OPHP Adjusts Headphone options 0 Disable 1 Enable Description MinMax VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 S No OSD Description MinMax 117 OPEQ Adjusts Equalizer functions 0 Disable 1 Enable DLBY Description 0 Disable Adjusts Dolby modes 1 Virtual Dolby Sur 422 2 Virtual Dolby Sur 423 3 Dolby Pro Logic icin V 3D S No OSD Description MinMax OTRU S No IB Description MinMax 120 OTRU Adjusts SRS Tru Surround 0 Disable 1 Enable ODUB S No OSD Description MinMax _ AVLL S No OSD Description MinMax 5 OSD Description MinMax S No OSD Description MinMax Def ZORLU 7 VESTEL
8. VESTEL SERVICE MANUAL UOC 111 AK49 Date 20 06 2005 Version V1 0 Unit Electronic Hardware Design D ZORLU VESTEL R amp D Service Manual Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL AK49 001 TABLE OF CONTENTS 1 INTRODUCTION 4 1 1 4 1 2 Scope 4 1 3 General Features 4 2 GENERAL DESCRIPTION 5 2 1 Introduction D 2 2 System Building Blocks D 2 2 1 UOC III Ultimate One Chip 5 2 2 1 1 Fav amp B Svhs amp Svhs 8 2 2 1 2 Scartl 8 2 2 1 3 Scart2 8 2 2 1 4 Scart3 9 2 2 1 5 VestelBus 9 2 2 1 6 Audio 9 2 2 1 7 Port Allocations 10 2 2 1 8 Power Management 11 2 2 1 9 Input amp Output Performance 12 2 2 1 10 Feature Board 14 2 2 2 Audio Block 15 2 2 2 1 Audio Power Amplifier 15 2 2 2 2 Headphone Amplifier 17 2 2 2 3 Pop Noise Protection Circuit 18 2 2 3 Deflection amp Display Block 19 2 2 3 1 Horizontal Deflection 19 2 2 3 2 Vertical Deflection 20 2 2 3 3 CRT Board 22 2 2 3 4 Rotation 23 2 2 3 5 X RAY Protection 24 2 2 3 6 Dynamic Focus 24 2 2 3 7 Screen amp Focus Short Circuit Protection 25 2 2 4 SMPS BLOCK 28 2 2 4 1 Primary Block 28 ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not pe
9. NIV poog er GO _ Gail 80 ZORLU TALSFAA uoissiuued USM JOU 0 sii JO pue esn 51 pue uo pamasa 5196 Auedwoy dnog 73193A 2002 1 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and com tted without written permission from VESTEL munication of its contents not permi VESTEL R amp D Service Manual AK49 001 ZORLU 8l VESTEL R amp D Service Manual AK49 001 Oval 82 ZORLU TALSAA uoissiuued JOU sjuejuoo S JO pue esn jueunoop 1 pue uo 5161 Iv dnog 131S3A 2002 1 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 8 APPENDIX a DEFINITIONS ACRONYMS AND ABBREVIATIONS 2CS Dual Carrier Stereo a k a German Stereo Automatic Channel Installation ACL Automatic Colour Limiting ADC Analogue to Digital Converter AF Audio Frequency AFC Automatic Frequency Control AGC Automat
10. Serial Clock Serial Data Software Development Environment Sequentiel a Memoire Colour encoding system The manufacturer developer of the end product Special Function Register Software High Level Design Sound Intermediate Frequency Signal RouTing Source Switching 84 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 SSS State Status Handler STB TOP TEXT TXT Ul UIMS UOC User VDS VG2 VHF VIF VOD VPS VS VSH VSP VST Y C YprPb YUV Audio Preset SCAVEM User 1 User 2 Indicator NVM Program Source Video Preset White tone Hue First last program Available program ZORLU Static Standard Selection The condition of a component that results in a particular observable behaviour A step that handles a status change by managing the response to the change SetTop Box Table Of Pages Special way of accessing teletext pages Teletext Ultra High Frequency User Interface User Interface Management System Ultimate One Chip See Set maker Virtual Dolby Surround Voltage at Gate 2 Very High Frequency Video Intermediate Frequency Video On Demand Video Programming delivery control System Vertical Slope Vertical Shift Video Signal Processor on Cosmic Voltage Synthesis Tuni
11. 125 ouptut is converted to analog signal by DAC CS4334 and applied to external SubWoofer amplifier board DAC CS4334 will work at a rate of 3285 MCLK LRCK 512 256 128 and De emphasis feature of CS4334 is disabled HEADPHONE PERFORMANCE MAXIMUM AUDIO OUTPUT POWER RF INPUT 22 5 2 5 mWrms MAXIMUM AUDIO OUTPUT POWER EXTERNAL INPUT 22 5 2 5 mWrms THD AT MAXIMUM AUDIO OUTPUT POWER RF INPUT 10 THD AT MAXIMUM AUDIO OUTPUT POWER EXTERNAL INPUT 10 THD AT 0 5 mW AUDIO OUTPUT POWER RF INPUT 1 THD AT 0 5 mW AUDIO OUTPUT POWER EXTERNAL INPUT 1 SIGNAL TO NOISE RATIO RF INPUT 40 dB SIGNAL TO NOISE RATIO EXTERNAL INPUT 40 dB ZORLU 17 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 2 3 POP NOISE PROTECTION CIRCUIT 1N4148 144 10k Ohm T 220 UF BC858IT1 BC548IT2 22 k This circuit is used to prevent pop noise in AC turn off While TV is working due to 14V 1 is OFF In turn Off situation BE voltage of 1 becomes negative and transistor goes to ON condition so it drives T2 and T2 pull down mute pin to perform muting 3 ZORLU Is 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permi
12. 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 OPAVL S No OSD Description MinMax Def S No OSD Description MinMax Def DECL S No OSD Description MinMax Def MNLV S No OSD Description MinMax Def MNLV Mono output level adjust ADCAM S No OSD Description MinMax Def ADCAM Audio ADC Level for Secam AM ADCAV S No OSD Description MinMax Def ADCAV Audio ADC Level for AV NI CL 5 OSD Description MinMax NICL Nicam output level adjust AV1 PRESCL S No OSD Description MinMax Def AV1 PRESCL External AM level adjust AV2 PRESCL ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 S No OSD Description MinMax Def AV2 PRESCL External AV level adjust E2D S No OSD Description MinMax Def 134 E2D Selection of audio output signal on FE FE AUDEEM pin 1 AV TXSPLT S No OSD Description MinMax Def 135 TXSPLT Select only Full screen or 0 Full screen Split Split screen available 1 Split screen screen TXHPOS S No OSD Description MinMax 136 TXHPOS Teletext Single page st
13. 24 out to DAC Subwoofer out is 125002 25 out to DAC ZORLU i 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 2 7 PORT ALLOCATIONS 32 31 30 27 26 25 24 23 22 21 20 18 17 16 15 14 13 10 ZORLU INT 0 INT 1 Counter Timer 125 Word Select 125 Clock 125 OUT2 125 OUT1 12S IN OUT ON OFF SCL SDA PWM PWMO PWM1 PWM2 ADCO ADC1 ADC2 ADC3 PWM3 PWM4 INT 2 UARTBUS UART BUS 10 REMOTE TV_LINK PROTECTION 125 WS 125 CLK 125 Swoofer 125 HP WRITE PROT ON OFF LED SCL SDA ROT TILT PAP_LOW SW S RESET AV1 STAT AV2 STAT AV3 STAT DVD SENSE KEYB SERV MUTE SAW SW IRO DVB RXD TXD Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 2 8 POWER MANAGEMENT The power consumption of is externi TV Micro Remark part part i All functionality available VCR mode Frontend still active Deflection off no p si C STDBY mode Remote wake up E ride P DE
14. C IDLE mode using RCF E Re activa via nt or reset Only 3 3V_Stb is necessary for the start up IC internally produces 2 5V and 1 8V at the Standby mode After start up necessary 1 8V are produced by external regulators So we have 3 3V_Stb 5V 5V Stb and 1 8V for UOC3 We don t have 8V even for audio outputs 1 2V RMS achieved with 5V All the voltages are produced by SMPS except 1 8V RESET EE _ sth diri 3 Ti DECDIG ES B S RESET L 0 20 eri fea ita i 8 R11 1V8 digital and 1V8 analogue are produced by using 2V5 DECDIG signal DECDI G signal is given 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 to base of Q108 Transistor and base of Q114 Transistor The collector voltage becomes 1v8 When the 3V3_stb voltage decreases below the 2V6 0110 Transistor goes OFF condition so FETs become ON Q107 FET shorts 1V8 digital to ground and system is reset condition Another reset condition becomes when the S Reset port is active While S Reset port is active FETs become ON 1V8 digital is shorted to ground All the supply architecture of the UOC3 is as follows On chip voltage regulator 434 V sta 3 3 r 5 W Generates 1 8 V 50 mA max
15. Def BLRB YUV Black level offset Red for Warm BLOGW S No OSD Description MinMax Def BLG YUV Black level offset Green for Warm WPR RGB S No OSD Description MinMax Def WPR RGB White point Red offset for RGB WPG RGB S No OSD Description MinMax WPG RGB White point Green offset for RGB oes WPB RGB S No OSD Description MinMax Def WPB RGB White point Blue offset for RGB OSO S No OSD Description MinMax Def Switch off in vertical overscan On Off FSL S No OSD Description MinMax MUS OSD Description MinMax USA PWL S No OSD Description MinMax ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 BPS S No OSD Description MinMax CLPL S No OSD Description 093 CLPL Soft Climping level 0 above PWL level 5 above PWL level 10 above PWL level soft clipping off OSD Description MinMax AKB S No OSD Description MinMax Def Black current stabilization On Off COR OSD Description MinMax Def mI SSL S No OSD Description MinMax Def AV2SI OSD Description MinMax AV2SI Enable disable AV2S Disable 1 enable S No OSD Description MinMax 1 ZOR
16. PAB3MM Preset Audio Music Equalizer Band 3 PAB4MM S No OSD Description MinMax Def PAB4MM Preset Audio Music Equalizer Band 4 m Te S No OSD Description MinMax PAB5MM Preset Audio Music Equalizer Band 5 PABAMU S No OSD Description MinMax PABAMU Preset Audio Music Bass PATRMU S No OSD Description MinMax Def PATRMM Preset Audio Music Treble PAB1MU S No OSD Description MinMax Def PAB1MU Preset Audio Music Equalizer Band 1 PAB2MU S No OSD Description MinMax Def PAB2MU Preset Audio Music Equalizer Band 2 7 VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 PAB3MU S No OSD Description MinMax Def PAB3MU Preset Audio Music Equalizer Band 3 PAB4MU S No OSD Description MinMax Def PAB4MU Preset Audio Music Equalizer Band 4 PAB5MU S No OSD Description MinMax Def PAB5MU Preset Audio Music Equalizer Band 5 PABATH S No OSD Description MinMax Def PABATH Preset Audio Theatre Bass PATRTH S No OSD Description MinMax Def PATRTH Preset Audio Theatre Treble PAB1TH S No OSD Description MinMax PAB1TH Preset Audio Theatre Equalizer Band 1 PAB2TH S No OSD Description MinMax Def
17. VESTEL R amp D Service Manual AK49 001 Change Vertical linearity by pressing buttons till all the size of squares of the test pattern become in equal size from the top of the screen to its bottom of the whole screen Check and readjust LINRT item if the adjustment becomes improper after some other geometric adjustments are done especially after than S COR adjustment S No OSD Description MinMax Def V LINEARTY Vertical linearity EW WIDTH Change EW width by pressing buttons till no under scan condition will happen i e no white bars on the left and right side of the test pattern will be visible nor picture will be so wide Check and readjust H SIZE item if the adjustment becomes improper after some other geometric adjustments are done S No OSD Description MinMax Def 018 EW WIDTH East West width for 16 9 0 63 48 East West width for 4 3 HOR SHIFT Change Horizontal Shift by pressing buttons till the the test pattern is horizontally in equal distance both to right and left sides of the picture tube Check and readjust H SHIFT item if the adjustment becomes improper after some other geometric adjustments are done S No OSD Description MinMax Def HOR SHIFT Horizontal shift EW PARAB Change EW Parabol by pressing buttons till vertical lines close to the both sides of the picture frame become parallel to vertical sides of picture tube without any bending to left or to right side o
18. and shared with F SVHS BAV video input is CVBS1 81 and can not be supported with SCART3 at the same time BAV audio input is AUDIOin 4 L R 80 79 and shared with SCART3 2 2 2 2 SCARTI SCART1 video input is CVBS3 71 SCART1 video input is also applied to Video Switch IC TEA6415C for PIP application SCART1 video out will use IFVO 86 front end video output that output is also used as SCART3 video output via a buffer circuit SCART1 RCGB fblk inputs are R 51 G 50 B 49 FBLK 52 SCART1 AUDIO input is AUDIOin 3 L R 73 72 SCART1 AUDIO output is AUDIOout SR SL 93 92 Same output also used as SCART3 Audio output 2 2 2 3 SCART2 SCART2 video input is CVBS4 78 SCART2 video input is also applied to Video Switch C TEA6415C for PIP application SCART2 supports SVHS input SVHS C input is C4 77 Y input is use same video input SCART2 video output is CVBSO PIP 65 That video output is selectable all inputs can be selected to be output from SCART2 SCART2 RGB inputs are R 59 G 57 B 58 FBLK INSSW2 54 except CTI PIP option At PIP application There are CVBS SCART1 SACRT2 SCART3 FAV video inputs and RGB FBLK inputs to PIP IC lf there is no CTI application PIP output is applied to SCART2 RGB input directly Incase of PIP amp CTI combined application PIP output will be input to CTI IC as YUV The YUV output of CTI IC will be applied to R Vin 59 G Yin 57 B Uin 58 as YUV
19. of following main parts AC Inlet PL800 Fuse F800 Varistor R800 and R802 Line Filter For EMC C801 L800 C802 SMPS Controller 1C804 SMPS Controller supply for first Start up and at Stand by D823 C800 D801 R801 Bridge Rectifier D800 Rectifier For SMPS Controller D802 PFC Coil Socket PL801 PFC Coil Dumping Cap C807 Bulk Cap C810 Clamping Circuitry R810 C814 C815 0816 SMT Switch Mode Transformer TR800 SMT Driver MOSFET Q802 Current Sense Resistors R814 815 R816 R819 Protection Components for MOSFET Failure D805 D806 R813 ZORLU 28 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL ZORLU 29 VESTEL R amp D Service Manual AK49 001 2 2 4 2 SECONDARY BLOCK Switching primary winding of SMT induces voltages to secondary windings of SMT Induced voltages are then rectified by secondary recitification diodes and capacitors Secondary block consist of following main parts Optocoupler for feedback 1 805 Shunt Requlator for Requlation at Normal Mode 1 806 B Sense Resistors for Apply Shunt Requlator R833 R834 VR800 R831 Rectifier and DC line Components for B D817 C827 C828 C826 L805 D811 867 B Over Current Sense Components R837 C840 R850 R838 Q806 R851 R853 C850 D813 Audio and Supply Rec
20. rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 Program number Last status WSS Letterbox ZORLU marked as not skipped When all program numbers are skipped then the highest program number is used A program number identifies a location in NVM At this location all program information like frequency lock AFC etc can be found Selecting a program invokes activating the program information A variable can be classified as last status setting Settings that are classified as last status are stored in NVM The following settings are part of the last status Program number Volume Audio Preset Video Preset Aspect ratio Wide Screen Signalling When a 14 9 or 16 9 format movie or picture on 4 3 transmission displayed on 4 3 set black bars on top and the bottom of the screen are displayed This is called letterbox or 4 3 letterbox li VESTEL
21. 0 MHz Constant group delay Suitable for CENELEC EN 55020 Terminals Tinned CuFe alloy Pin configuration 1 Input 2 Input ground 3 Chip carrier ground 4 Output 5 Output K3958M Standard B G D K I L L Features TV IF video filter with Nyquist slopes at 33 90 MHz and 38 90 MHz Constant group delay Terminal and Pin configuration are the same with K3953M K9356M Standard B G D K L Features TV IF audio filter with pass band for sound carriers at 32 40 MHz D K L 32 90 MHz I and 33 40 MHz B G Terminal and Pin configuration are the same with K3953M K9656M Standard B G D K I L L Features TV IF audio filter with two channels Channel 1 17 with one pass band for sound carriers at 40 40 MHz L and 39 75 MHz L NICAM Channel 2 B G D K L 1 with one pass band for sound carriers between 32 35 MHz and 33 40 MHz Terminal and Pin configuration are the same with K3953M ZORLU 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 8 TUNER The hardware and software of the TV is suitable for tuners supplied by different companies which are selected from the Service Menu These tuners can be combined VHF UHF tuners suitable for CCIR systems B G H L L 1 1 and D K The tuning is availabl
22. 49 chassis main block are UOC3 Microcontroller Video Proccessor Sound Proccessor IF Teletext 2 SMPS SMPS Controller SMT Bridge Rect Line Filters 7 HV Block FBT HOT Vertical Amplifier Line Driver EW Amp AUDIO Audio Amp DAC Comperator CRTBOARD RGB Amp Feature Board PIP CTI IC s 2 2 2 111 ULTI MATE ONE CHI P UOC3 is composed of microcontroller video proccessor sound proccessor and IF blocks So there are digital and anolog parts in it named as Picasso and Cosmic respectively as shown below Micro Flash Picasso uoc Hercules UOC3 has standard and face down versions pin squence differs between two version After investigation of the pining it is decided to use face down version for layout compability Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 P1 5 TX P4 4 RX 1 2 2 vSSC3 VvDDCa P2 PWM P2 4 PWM3 VSSCA P P3 3 ADC3 P3 2 ADC2 DECWIVE VDDC1 1 8 P3 1 ADC 1 P3 0 ADCO P2 3 PWMZ P2 2 PWM1 P2 1 PWIMD P2 0 PMW VDDF 3 3V P1 7 SDA P1 8 SCL F1 3 T1 PO O1ZSD11 1 25001 0 21125002 3 25 1 PD AI28WS VSSC2 VDDC2 P1 1 TO P1 CVINT1 INTC PO 5 VREF POS LSR HPL VREF POS HPR VREF MEG HPL HPR XTALIM VREF MEG LSL4L SR V
23. BL bit in subaddress 43H The end of this blanking can be adjusted by means of the WBF S No OSD Description MinMax WBF14 S No OSD Description MinMax Def B WBR14 S No OSD Description MinMax Def 60HZ EWW S No OSD Description MinMax Def 60HZ EWW 60Hz EW Width offset ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 60HZ HSH S No OSD Description MinMax 60HZ HSH 60Hz Horizontal Shift offset 60HZ VSH S No OSD Description MinMax Def 60HZ VSH 60Hz Vertical Shift offset 60HZ VZ S No OSD Description MinMax Def 60HZ VZ 60Hz Vertical Zoom offset ROT This adjustment only works when the TV has rotation option Change TILT by pressing buttons to rotate the complete raster clock wise and counter clock wise depending on the CRT Check and readjust TRPEZ item if the adjustment becomes improper after some other geometric adjustments are done S No OSD Description MinMax ROT M S No OSD Description MinMax Def ROT M Enable Rotation item in the menu OIF This control is intended to correct for DC offset in the IF PLL to improve the S N ratio of the intercarrier sound signal OSD Description MinMax IF The IF PLL demodulator uses a
24. COLOR PIN PIN 1 BLUE S MW oue ty E HEATING amp TUBE BLACK S iil UL APPROVED __ mm the cable through ferrite 1 turns E Can not use Cadmium and Lead oO fo S Heading AWC24 SHIELDING CONDUCTOR SPRIAL SHIELD x3 INSULATION BLACK 4 JACKET HEATING Shield TUBE UL APPROVED 11533 AWG24 CONDUCTOR INSULATION SPIRAL SHIELD JACKET MIN DIELECTRIC RATING Tinner Annealed Heat Resistance Tinned Annealed Heat Resistance INSULATON Copper Are Semi Rigid Copper Mire PK RESISTANCE RESISTANCE 7 OUTER ELEMENT OUTER EME 3 20 DIAMETER THICKNESS pUAUETER MRE pamer aune 00 05 AME TER kn MOMMA 0 mm mm mm mm mm mm uw e m Not specified 770 203 f 500 CONDUCTOR INSULA TION N DIELECTRIC RATING Tinner Annealed Heat Resistant TON 4 nee Copper Wire or 0571 RESISTANCE RESISTANGE vorAGE size THICKNESS QUTERDIAME 20 TER TER MOHMK AC V min V N mm mm ick fum HR ZORLU a Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VES
25. Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 4 ELECTRICAL SPECIFICA TONS CURRENT RATING IOA AC DC VOLTAGE RATING 25016 AGDE TEMPARETURE RANCE 25 to 82 CONTACT RESISTANCE T m ohm max INSULATION RESISTANCE TOQOM ohm min WTHSTANDING VOLTAGE 10001 AC minutune 19 2 0 TERMINAL us Applicable wire AWG22 30 Material Phos Bronze Brass Finish Tin plated 40 fhickness 0 2mm INSULATION RESISTANCE 1000M ohm min 6 5 WTHSTANDING VOLTAGE 1000V AC minute FERRITE CORE 21X1 2X6 4 VESTEL KOD 30018527 1000 CROWN EERRITE E 182 T 21 132 6 4 uy 100 3 10 j 10 100 1000 Frequency MHz 3 ZORLU 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 6 3 200V CABLE without BSWM WHITE PIN 1 WIRE COLOR E 5 von Wind the cable through 7 RED ferrite 1 turns E amp Con not use Cadmium and Lead S E to PVC CS of Heading m 11007 AWG24 CONDUCTOR INSULA TION AX DIELECTRIC Tinner Annealed Heat Resistant PVC CONDUCTOR
26. DE 1 SOURCE THERMAL PROTECTION VIP CIRCUIT REFERENCE MIRROR 2 MBL525 applications DESCRIPTION inverting input 1 inverting input 2 SYMBOL inverting input 3 7 Voct 2 9 3 ZORLU Yoc 3 Vs OC Z oc 1 lo m 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 CRT board have single and double focus CRT socket options There are CC type 1 5K series flash current limiting resistors R903 R904 R905 on the RGB lines In addition to resistors BAV21 clamp diodes 1 901 1 902 1 903 are introduced Spot Killer circuit pulls 61 to 200V by 0700 at turn off instant BSVM amplifier circuit modulates the beam to have sharper images at the adges of CRT Basicly it amplifies the software delayed controlled BSVM signal and apply it to BSVM winding of neck 2 2 3 4 ROTATION PWM rotation output of UOC3 Is first converted to DC then applied to rotation circuit OPAMP LM358N 1 600 and medium power transistors 0601 0602 performs DC amplification necessary for rotation coll tidra Lj Y Bra ROTATION COIL SOCKET FBT ATION Lj NONINY IN igya ZORLU Copyright 2003 VESTEL Group of Company All rights reserved Passing on a
27. Description MinMax Def Third control byte for 0 255 P BS1 S No OSD Description MinMax P BS2 S No OSD Description MinMax Def BS3 S No OSD Description MinMax P CB S No OSD Description MinMax Def Control byte for PIP Tuner 0 255 P B1H ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 S No OSD Description MinMax Def P PIP Tuner VHF1 Boundary High Byte 0 255 P BIL Description MinMax ES js J zm PIP Tuner VHF1 Boundary Low Byte 0 255 gt P B2H S No OSD Description MinMax Def P B2H PIP Tuner VHF3 Boundary High Byte 0 255 P B2L S No OSD Description MinMax Def P B2L PIP Tuner VHF3 Boundary Low Byte 0 255 P BRI S No OSD Description MinMax Def P CON S No OSD Description MinMax Def P AGC 5 OSD Description MinMax Def P AGC PIP IF AGC 0 255 YPAL S No OSD Description MinMax Def YSCM S No OSD Description MinMax Def P YSCM Y delay SECAM for PIP e o ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manu
28. E USABLE MINIMUM SIGNAL LEVEL USABLE MAXI MUM SIGNAL LEVEL COLOUR KILLER LEVEL CODURKLERUMVL AFC PULL IN RANGE TUNER RECEIVING RANGE ZORLU x 120 15 Vp Luminance 700 15 Sync 300 15 Burst 300 15 DC level 2 V dc 1 1596 Vp oS 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 2 10 FEATURE BOARD PIP amp CTI PIP amp PAP and CTI applications performed with that feature board For PIP amp PAP application Micronas SDA9488 SDA9489 and for CTI application Toshiba TA1366FG is used There is a socket on the board for external YUV input which will be used for DVD or IDTV application with PIP amp PAP and CTI feature There are switches on the board for adaptation of application configurations Only CTI Application YUV output from UOC3 comes to CTI IC TA1366FG and goes back to UOC3 CTI amp IDTV or DVD CTI amp PIP Application YUV output from UOC3 comes to CTI IC TA1366FG then inputs to PIP IC SDA9488 Any desired external CVBS signal is directed to PIP IC via video switch and used for PIP picture on CTI applied video signal That video signal goes back to UOC3 as YUV 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and
29. INSULATION TRENGTH Copper Wire or 05 1 RESISTANCE RESISTANCE gt ENG VOLTAGE SIZE COMPOSITION OUTERDIAME THICKNESS OUTERDIAME 200 CAE Vmin TER TER MOHMkm AWG N mm mm ZORLU a Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 ELECTRICAL SPECIFICA TIONS CURRENT RATING OA ACDC VOLTAGE RATING 250V ACDC TEMPARETURE RANCE 25C to 485 C CONTACT RESISTANCE 10m ohm max INSULATION RESISTANCE TODUM ohm min WTHSTANDING VOLTAGE 1000V AC minutune TERMINAL Applicable wire AWG22 30 Material Phos Bronze Brass Finish Tin plated 40 fhickness 0 4mm INSULATION RESISTANCE 1000M ohm min MTHSTANDING VOLTAGE 1000V AC minute 6 5 24 FERRITE CORE 21X13 2X6 4 VESTEL KOD 30018527 1000 CROWN FERRITE 5 162 T 2151312 4 100 o m E j 10 100 1000 Frequency MHz 3 ZORLU 8 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 7 SAW FILTER K3953M Standard B G D K L L Features TV IF video filter with Nyquist slopes at 33 90 MHz and 38 9
30. LU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 FAVI S No OSD Description MinMax Def 101 FAVI Enable disable Front AV Disable 1 1 Enable BAVI S No OSD Description MinMax Def BAVI Enable disable BAV ___ VESI S No OSD Description MinMax Def VESI Enable disable Vesbus o 9 FSVI S No OSD Description MinMax 104 FSVI Enable disable FAV S 0 Disable Front SVHS if Op SVHS is enabled 1 Enable Front SVHS if Op_SVHS is enabled BSVI S No OSD Description 105 BSVI Enable disable BAV S 0 Disable Back SVHS if Op_SVHS is enabled 1 Enable Back SVHS if Op SVHS 15 enabled S No OSD Description MinMax Def SSTDBG S No OSD Description MinMax SSTDBG Enable disable Sound Standard BG SSTDI S No OSD Description MinMax ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 S No OSD Description MinMax SSTDI Enable disable Sound Standard SSTDDK S No OSD Description MinMax Def SSTDDK Enable disable Sound Standard DK SSTDDL S No OSD Description MinMax Def
31. No OSD Description MinMax Def LSEL 2 Available Language Selection PWPRF S No OSD Description MinMax Def 150 PWPRF The startup behaviour can be aligned O Fast Perfect between fast startup and perfect startup 15 Perfect PWRES S No OSD Description MinMax Def 151 PWRES Enabled The TV will be 0 Disable Enable restored to the last state at power on 1 Enable Disabled The state at power on will always be STANDBY MAXCOL S No OSD Description MinMax MAXCOL MAX allowed user colour MAXBRI S No OSD Description MinMax Def MAXBRI MAX allowed user brightness MAXCON Description MinMax S No allowed user contrast ELE PVBRSP S No OSD Description MinMax Def PVBRSP Preset Video Sports Brightness VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 PVCTSP S No OSD Description MinMax Def PVCTSP Preset Video Sports Contrast PVCLSP S No OSD Description MinMax Def PVCLSP Preset Video Sports Colour PVSHSP Description MinMax S No Preset Video Sports Sharpness o PVBRMV S No OSD Description MinMax Def PVBRMV Preset Video Movie Brightness PVCTMV S No OSD Description MinMax Def PVCTMV Pres
32. SC NVM OSD OSRP OTP PAL PAT PB PIP PLL PMT PP PS MTS PSW PWM RC 5 RCP RF RGB Round robin RPMS RTC SAP SAW SCART SCI SCL SDA SDE SECAM Set maker SFR SHLD SIF SRT SS ZORLU Horizontal Shift Intermediate Frequency Normally the output of the tuner Inter Integrated Circuit Inter Integrated Sound Library Configuration Manager Loudspeaker Million Instructions Per Second Japanese multiplexed sound standard Multi Standard Near Instantaneously Compacted Audio Multiplex National Television System Committee Colour encoding system Non Volatile Memory On Screen Display Overall System Realization Process One Time Programmable Phase Alternating LineColour encoding system Painter Authoring Tool Development support tool to define Painter character sets and UIMS data structures Picture Booster Picture In Picture Phase Locked Loop Power ManagemenT Personal Preferences Mainstream Television Solutions Program Status Word Pulse Width Modulation Remote Control system Remote Control Preprocessor Radio Frequency TV signal broadcast Red Green Blue The colour signals A style of scheduling where each task is executed turn provided it is ready to run Resource Persistent Memory Store Real Time Clock Second Audio Program part of BTSC sound system Surface Acoustic Wave External CVBS S VHS and Sound input output RGB and switching input Software Configuration Item
33. SSP2 VDDA3 3 3V Tz VREF POS LSL PH2LF 25 DVBINZ SIFIN2 A AGCOUT 71 EHTO TZ 5504 Tq vVDDC4 Lig XTALOUT WSSA1 Lg vGUARD SWO n GNDIF TU DWBINT SIFIN1 T IKE 124 Iz 129 be i po bal En Al Fae 24 QFP 128 0 8 mm pitch face down version I E EJ EC EL ET ELE Ed EJE G EIE EE YOUT HOUT EZ GNDA FBISOCSY E VREFAD VREFAD POS V DDA 1 3 3V VREFAD ME G WSSad VDDA2 3 3 UIN BP 2 3 VDDA 1 8V VDD addi 8 VOUTISWO1 E UOUT INSW 2 v Bsnex Er Block diagram of the TV System with face down version is ZORLU 6 Al LESWONSS IF REFIN REFOLIT ALDIOINSL ALIDIOINSR AJDOLITSL ALDOL TSR DECSDENM AMOLUT OSSCO ALDEEM GND2 SIFAGC DVBAGC DVBOJIFVO F MRO DVBO FMRO VCCBV AGCZSIF WP SVOlFOLITICVBSI AUDIOINAL ALIDIOINAR CVBS4 Y4 C4 AUDIOIN2L AUDIOIN 2R CVBS2 Y2 AUDIOIN3L ALIDIOIN3R CVBS3 Y3 caca AJDOUTLSL ALIDOLITLSR AUDOLTHFL ALIDOLITHFR CVBSO PIP VESTEL J gt Sompany ontents roup of C 5 G ation of its TE Q Ol 3 V E fright AA Q sing copying of this docum 9 from VESTEL rmission pe en d without writt itte rm not C C J and communi nt use VESTEL R amp D Service Manual AK49 001 MAIN TUNER PLL Antenna PIP TUNER
34. TEL VESTEL R amp D Service Manual AK49 001 ELECTRICAL SPECIFICA TIONS CURRENT RATING SOA AGDE VOLTAGE RATING 250 ACDC EMPARETURE RANCE 25C to 850 CONTACT RESISTANCE 10m ohm INSULATION RESISTANCE 10004 ohm min WTHSTANDING VOLTAGE 10001 AC minutune TERMINAL Applicable wire AWG22 30 Material Phos Bronze Brass Finish Tin plated 40 Thickness 0 2mm INSULATION RESISTANCE 1000M ohm min MTHSTANDING VOLTAGE 1000V AC minute 2 4 FERRITE CORE 21213 2X6 4 VESTEL KOD 30018527 1000 CROWN FERRITE 5 162 T 21913264 Y 100 5 10 E i 10 100 1000 Frequency MHz 3 ZORLU 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 6 2 200V CABLE with BSVM WHITE Wind the cable through 7 RED ferrite 1 turns uw 3 EOW x GE NEN 2 d 2 Can net use Cadmium and Lead to PVC Heading ULIOO AWG24 CONDUCTOR INSULATION X MIN DIELECTRIC Tinner Annealed Heat Resistant CONDUCTOR INSULATION Cooper Wire 205 1 SISTA SIREING EI VOLTAGE SUE COMPOSITION QU TERDIAME THICKNESS OUTERDIAME 205 AC V min JER TER MOHMkm AWG N mm mm mm mm ZORLU
35. al AK49 001 OFB S No OSD Description MinMax Def PGR S No OSD Description MinMax Def PGG S No OSD Description MinMax PGB S No OSD Description MinMax SAVEFS S No OSD Description MinMax SAVEFS Save to factory settings from MENU LOADFS S No OSD Description MinMax LOADFS Load factory setting to MENU a 9 DCXO S No OSD Description MinMax PO DCXOA S No OSD Description MinMax Def ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 5 MENU LANGUAGE TABLE IGrup2EAST 1 13 u _ __ Group 3 ARABIC 1 U _ fo Grup4lDIV 1 1 o Turkish Hungary Czech Polish Croatian Rumanian Dutch GrouplWEST 1 __ jo jo 0 Jl Group2EAST l U 1 l 1 _ Group 3 ARABIC _ fo Gop4lDV 0 J Jo __ j0 Finnish Slovakian Slovenian Bulgarian Russian Hebrew Arabian Group 1WEST _1 _ fo Group2EAST _ U i Group 3 ARABIC _ _ lt Ou roup4iDTv 1 _ Jo __ Jo Greek Ukrainian Danish Norwegian Persian Groupiwest ji jo Jo Group 2EAST Jo o _
36. are design phase The document is based on Device Specification UOCIII Version 2 5 and Introducing UOC III from Philips Semiconductors 1 2 Scope The document covers detailed descriptions of AK49 chassis system building blocks 1 3 General Features AK49 is a 110 50 Hz chassis which is capable of driving CRT sizes in the range of 24 33 including realflat and 16 9 CRT s The chassis has the following main features Remote Control Colour Standards PAL SECAM NTSC Transmission standards B G L L I I DK Teletex 10 pages I ntercarier QSS sound proccessing Multi standard alignment free PLL tuning PIP PAP POP PAT option 2D Comb Filter 2D 4H Headphone with volume control SubWoofer option 2 Full Scart with SVHS availability via Scart 2 Scart 3 BAV FAV and SVHS SVHS BSVM option Dynamic Focus option Rotation Tilt option NICAM GERMAN Stereo Virtual Dolby option 2 10W 96 10 THD YPbPr input feature TV DVD Combi IDTV TV R HDD EPG ZORLU i 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 General Description 2 1 Introduction This chapter describes system building blocks and their detailed discriptions 2 2 System Building Blocks AK
37. art 0 63 point setting TXEWW S No OSD Description MinMax TXEWW Teletext East West Width on fe TXHPA 2 OSD Description MinMax TXHPA Teletext left Twin page start 0 63 point setting TXHPB S No OSD Description MinMax 139 TXHPB Teletext right Twin page start 0 63 point setting TXHBB 5 OSD Description MinMax Def ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 S No OSD Description MinMax Def TXHBB Teletext Right Box start point for PAT 0 127 PATVA S No OSD Description MinMax Def PATVA PAT Vertical Amplitude PATVZ S No OSD Description MinMax Def PATPARAB S No OSD Description MinMax Def PATHS S No OSD Description MinMax Def PATHS PAT Horiznatal Shift Description MinMax S No all Teletext Brightness moms TXTCON 5 OSD Description MinMax TXTCON Teletext Contrast ads o LSEL 1 S No OSD Description MinMax Def LSEL 1 Available Language Selection 0 255 LSEL 2 ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 S
38. communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 3 AUDI O BLOCK 2 2 3 1 AUDIO AMPLIFIER TDA8928J 2X10W class D amplifier is used for audio amplification It is supplied by 14V and 14V to give 2X10W output to 8ohm loads by 96 10 THD T PINNING digital open drain output for owverter perature and overcurrent digital enable input channel 1 ositive power supply channel 1 bootstrap capacitor channel 1 OLIT1 output channel 1 negative power supply channel 1 STAB decoupling internal stabilizer for lagic sup ply negative power supply channel 2 OUT output channel 2 bootstrap capacitor channel 2 VDD2 enable input for switching on EN internal reference sources Be ERLE REL digital control output channel 2 ov 17 digital switch input channel 2 Fig 2 Pin configuration TDAS amp 8928J BOOT1 CONTROL SW LIT 1 HANOS REL1 STAB TEMPERATURE SENSOR DIA AMD CURRENT PROTECTION POWERLIP BOOT ENZ CONTROL SWZ AND OLIT2 HANDSHAKE REL MORE 30 ZORLU 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 Audio inputs Main L and Main R is applied via voltage comparator LM393 to amplifier swicthing outp
39. e point Green for Cold WPBC S No OSD Description MinMax WPBC White point Blue for Cold BLORC S No OSD Description MinMax Def BLORB Black level offset Red for Cold BLOGC S No OSD Description MinMax Def ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 WPRN S No OSD Description MinMax Def WPRN White point Red for Normal WPGN S No OSD Description MinMax Def WPGN White point Green fpr Normal WPBN S No OSD Description MinMax WPBN White point Blue for Normal oo ps BLORN S No OSD Description MinMax Def BLOR RGB Black level offset Red for Normal BLOGN S No OSD Description MinMax Def BLG RGB Black level offset Green for Normal WPRW S No OSD Description MinMax WPRW White point Red for Warm WPGW S No OSD Description MinMax WPGW White point Green for Warm ERN WPBW S No OSD Description MinMax Def WPBW White point Blue for Warm BLORW ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 S No OSD Description MinMax
40. e through the digitally controlled 1 C bus PLL Below you will find info on one of the Tuners in use General description of UV1316 The UV1316 tuner belongs to the UV 1300 family of tuners which are designed to meet a wide range of applications It is a combined VHF UHF tuner suitable for CCIR systems B G H L L and I The low IF output impedance has been designed for direct drive of a wide variety of SAW filters with sufficient suppression of triple transient Features of UV1316 1 Member of the UV1300 family small sized UHF VHF tuners 2 Systems CCIR B G H L L and I OIRT D K 3 Digitally controlled PLL tuning via I C bus 4 Off air channels S cable channels and Hyperband 5 World standardized mechanical dimensions and world standard pinning 6 Compact size 7 Complies to CENELEC EN55020 and EN55013 Pinning 1 Gain control voltage AGC 4 0V Max 4 5V 2 Tuning voltage 3 C bus address select Max 5 5V 4 C bus serial clock Min 0 3V 5 5V 9 C bus serial data Min 0 3V Max 5 5V 6 Not connected 7 PLL supply voltage 5 0V Min 4 75V Max 5 5V 8 ADC input 9 Tuner supply voltage 33V Min 30V Max 35V 10 Symmetrical IF output 1 11 Symmetrical IF output 2 ZORLU 40 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permis
41. escription MinMax Def Tuner VHF3 Boundary Low Byte 0 255 S No OSD Description MinMax Def FRAV Peaking center frequency for AV 8 YSCM OSD Description MinMax Def La YSCM Y delay adjustment for SECAM YNTS S No OSD Description MinMax Def YNTS Y delay adjustment for NTSC YPAL S No OSD Description MinMax Def YPAL Y delay adjustment for PAL YAV1 S No OSD Description MinMax Def YAV1 Y delay adjustment for AV 1 Ij ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 YAV2 S No OSD Description MinMax Def YAV2 Y delay adjustment for AV 2 015 4 Y S1 S No OSD Description MinMax Def Y S2 S No OSD Description MinMax Def COMB S No OSD Description MinMax 056 COMB comb filter active 1 Depends on Comb filter mode the chassis comb filter not active 0 selected BLCS S No OSD Description MinMax 058 BLCS Adjusts Black stretch functions 0 Disable 1 Enable BLUS S No OSD Description MinMax Def 059 BLUS Adjusts Black stretch functions 0 Disable 1 1 Enable WHTS Description MinMax WHTS Adjusts Black stretch functions aoe CLPR Description MinMax Def ZORLU gt VESTEL 2 Copyright 2003 VESTEL Gr
42. et Video Movie Contrast PVCLMV S No OSD Description MinMax PVCLMV Preset Video Movie Colour PVSHMV S No OSD Description MinMax Def PVSHMV Preset Video Movie Sharpness ZORLU E VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 PVBRWK S No OSD Description MinMax Def PVBRWK Preset Video Weak Brightness PVCTWK S No OSD Description MinMax Def PVCTWK Preset Video Weak Contrast PVCLWK S No OSD Description MinMax Def PVCLWK Preset Video Weak Colour PVSHWK S No OSD Description MinMax PVSHWK Preset Video Weak Sharpness DENEN PABAMM S No OSD Description MinMax Def PABAMM Preset Audio Music Bass PATRMM S No OSD Description MinMax Def PATRMM Preset Audio Music Treble 5 OSD Description MinMax Def PAB1MM Preset Audio Music Equalizer Band 1 ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 PAB2MM S No OSD Description MinMax Def PAB2MM Preset Audio Music Equalizer Band 2 PAB3MM S No OSD Description MinMax Def
43. f the screen Check and readjust PARAB item if the adjustment becomes improper after some other geometric adjustments are done S No OSD Description MinMax Def 020 EW PARAB East West Parabola width 16 9 East West Parabola width 4 3 35 TRAPEZ Change Trapezium by pressing buttons till vertical lines especially lines at the sides of the picture frame became parallel to the both sides of picture tube as close as possible Check and ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 readjust TRPEZ item if the adjustment becomes improper after some other geometric adjustments are done S No OSD Description MinMax Def 021 TRAPEZ East West Trapezium for 16 9 East West Trapezium for 4 3 UC PARAB Change Upper Correction by pressing buttons till vertical lines at the upper corners of the picture frame become vertical and parallel to vertical corner sides of picture tube Check and readjust U COR item if the adjustment becomes improper after some other geometric adjustments are done 5 OSD Description MinMax Def 022 UC PARAB Upper Corner Parabola for 16 9 Upper Corner Parabola for 4 3 0 63 LC PARAB Change Lower Correction by pressing buttons till vertical lines at the lower corner
44. for micro controller rate 1 7 8 50 9 100 117 124 d z vDDadc VDDC4 VREF VDDC2 VREF pos HPR POS E program fash module and some peripherals Referente voltages An external emitter follower is used to generate the 1 8 V supply from the 2 5 V DIGDEC for most of the 19 V audo digital blocks inside the ADCs Picasso peripheral Voltage regulator 418 V audio Fil Sleep mode controller INT Timers 3 3 analog WT blocks 5 0 51 core In sleep mode these switches are opened and only thas blocks Flash program memory getting their supply fromthe regulator stay enabled nd 3 3 V standby These blocks run fram the normal from the 2 5 V generated 1 8 V supply 435 V for Hdrive and Vp for ZORLU 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 2 9 INPUT amp OUTPUT PERFORMANCE EXTERNAL INPUT OUTPUT PERFORMANCE CVBS INPUT VOLTAGE CVBS OUTPUT VOLTAGE VIDEO OUTPUT IMPEDANCE RGB INPUT VOLTAGE AUDIO INPUT VOLTAGE AUDIO OUTPUT VOLTAGE AUDIO INPUT IMPEDANCE AUDIO OUTPUT IMPEDANCE PIN 8 SWITCHING PRIORITY BETWEEN SCARTS RECEPTION PERFORMANC
45. ghts reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 RINGING No visible effect allowed SMEARING FLICKER No flicker effect caused by brightnes control allowed INTERLACE AND JITTER No jitter is allowed HANOVER BLIND No hanover blind is allowed HUM ON VISION No hum bars allowed in picture 1 8 max z0Rw VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 4 SMPS BLOCK 2 2 4 1 PRIMARY BLOCK AC power applied via AC inlet line filter components prevent chassis from incoming noise of AC line also prevents AC line against created noises by TV Bridge rectifier and bulk capacitor converts AC voltage to DC voltage Applied DC voltage to primary winding is then swicthed via MOSFET by primary controller in a controlled manner SMPS controller works on quasi resonant PWM and gets first supply voltage from AC line SMPS Controller supply Controller drives MOSFET according to feedback information supplied by shunt regulator and opto coupler according to that information adjusts on time of MOSFET for required power After the start up in normal operation mode SMPS controller is supplied by SMT Primary block consist
46. he service menu then the screen potentiometer is gently adjusted until the STABLE IN sign appears ZORLU AK49ST 3 2 2 6 6 31 11 002 003 2905 STABLE ISPM INIT VSD VG2 AGCSPD AGCTO VERT ZOOM VERT SLOP IN 42 OFF OFF 825 081 028 037 O38 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 4 15 AK49 CHASSI S PRODUCTI ON SERVI CE MODE ADJ USTMENTS All system geometry and white balance alignments are performed in production service mode Before starting the production mode alignments make sure that all manual adjustments are done correctly To start production mode alignments enter the MAIN MENU and then press the digits 4 7 2 and 5 To store the settings press OK button Entire service menu parameters of AK49 CHASSIS are listed below v FIG A BRI meo X coON LOADFS FAPS ISPM INIT VSD FAPS The option of APS Automatic Program Searching item are ON and OFF In order to active APS installation procedure when TV is turned for the very first time select ON Inorder to start TV without APS installation procedure select OFF S No OSD Description MinMax 001 FAPS First APS activates factory settings and when TV 15 o
47. ic Gain Control AKB Auto Kine Biasing API Application Programmers Interface ASD Automatic Standard Detection ASP Audio Signal Processor on Picasso ATS Automatic Tuning System AV External Audio and Video TV peripheral AVC Audio Video Control AVL Automatic Volume Leveling BBE Bass enhancement licensed by BBE Inc BE Back End BKS BlacK Stretch BTSC Broadcast Television Systems Committee USA standard CC Closed Captioning CCC Continuous Cathode Calibration CE Configuration Element CLUT Colour Look Up Table COR Contrast Reduction CVBS Combined Video Blanking and Sync DAC Digital to Analogue Converter DBE Dynamic Bass Enhancement DDEP DEMDEC Easy Programming operation mode of DEMDEC DEMDEC Stereo demodulator decoder part of ASP DPL Dolby Pro Logic DPTR Data PoinTeR DRCS Dynamically Redefinable Character Set DSP Digital Signal Processor or Processing DUB Dynamic Ultra Bass EPG Electronic Program Guide FA Factory mode FASTEXT Special way of accessing teletext pages FB Fast Blanking FE Front End FLOF Full Level One Features synonym for Fastext FST Frequency Synthesis Tuning GTV Global TeleVision HP Headphone ZORLU 83 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 HSH IF IIS LibCoMa LS MIPS MPX MS NI CAM NT
48. n internal VCO no external LC circuit required which is calibrated by means of a digital control circuit which uses the clock frequency of the m Controller as a reference The required IF frequency for the various standards can be set ZORLU 49 VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 Description MinMax PLL demodulator frequency 58P75 45P75 38P9 8 33P4 33P9 43P008 OFR S No OSD Description MinMax Def FFI Fast filter IF PLL increased time constant amp normal time constant S No OSD MinMax BS1 S No OSD Description MinMax Def BS2 S No OSD Description MinMax Def BS3 S No OSD Description MinMax CB S No OSD Description MinMax Def OSD Description MinMax Tuner VHF1 Boundary High Byte 0 255 ZORLU P VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 B1 L S No OSD Description MinMax Def Tuner VHF1 Boundary Low Byte 0 255 B2 H OSD Description MinMax Def ae pea Tuner VHF3 Boundary High Byte 0 255 B2 L S No OSD D
49. nd copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 3 5X RAY PROTECTION 80 12 k Ohm BEAT 150 k Ohm ee protection p 1 47 10 k hm This circuit is used to protect the system X ray caused by HV While Anode voltage is bellow 33kv T1 is off due to 80 volt because BE voltage of T1 becomes negative While Anode voltage is above 33 kv 80 voltage increases it becomes approximately 90 volt At that condition T1 is ON due to 90 volt because BE voltage of T1 becomes positive so it drives protection 2 2 3 6 DYNAMIC FOCUS E W injection signal is converted to sinus shape after it passes LC circuit Then the signal is amplified via coil and applied to Dynamic focus ZORLU 24 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 3 7 SCREEN amp FOCUS SHORT CIRCUIT PROTECTION 414V_BE4M Y Im i 4 3 HEBHB5 uf ABS a 977 _ s T ka 1 Cc LO C L3 CI Shoo A PROTECT Above circuit is used for protection against screen amp focus grounding Basicly the base of PNP transistor Q609 is connected to screen amp focus potentiometer of FBT in another w
50. ng Luminance Chroma signal S VHS Luminance Y and colour difference signals Pr red Pb blue colour bar 100 Saturation Luminance Y and colour difference signals U and V Pre defined audio reproduction settings stored in NVM The values of the items in a Preset can be set in service SCAn VElocity Modulation User defined setting for height of a 16 9 picture setting User defined setting for the zoom and the scroll of a 16 9 picture setting An on screen object giving textual or graphical information on user commands or system events Non Volatile Memory used to store user and service factory settings A broadcasted TV signal received via the tuner A program can be identified by the frequency by which it is transmitted The selected input of the TV receiver This can either be the front end i e a program or an external AV source Pre defined video reproduction settings stored in NVM The values of the items in a Preset can be set in service Pre defined values for the white point RED GREEN and BLUE settings The values of the white point settings for each white tine setting can be set in service Tint 0 99 for 100 programs available First available program 15 the lowest program number in NVM that 15 marked as not skipped When all programs are skipped then the lowest program number is used Last available program is the highest program number in NVM which is 85 2 Copyright 2003 VESTEL Group of Company All
51. ntal line at the center of the test pattern 15 in equal distance both to upper and lower side of the picture tube Check and readjust V SHIFT item if the adjustment becomes improper after some other geometric adjustments are done S No OSD Tanim MinMax Def VERT SHIFT Vertical shift for Wide Screen 4 3 16 9 VERT AMP Change Vertical Amplitude by pressing buttons till horizontal black lines on both the upper and lower part of the test pattern become very close to the upper and lower horizontal sides of picture tube and nearly about to disappear Check and readjust V SIZE item if the adjustment becomes improper after some other geometric adjustments are done S No OSD Description MinMax Def VERT AMP Vertical amplitude VA SCORRECTI ON Change S Correction by pressing buttons till the size of squares on both the upper and lower part of test pattern become equal to the squares laying on the vertical center of the test pattern Check and readjust S COR item if the adjustment becomes improper after some other geometric adjustments are done S No OSD Description MinMax Def V LINC S No OSD Description MinMax V LINC VLx 0 Tam 1 Sadece alt 2 Sadece st V LI NEARTY ZORLU s VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL
52. on from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 3 2 Vertical Deflection TDA8359 1C502 vertical amplifier is used for vertical deflection It s 3 2A current capability makes it enable to drive all 50Hz CRT screen sizes Differential vertical drive signals resistor network at inputs are chosen CF type to minimize temperature sensitivity of TV set Those resistors can be changed to MF type in case of heat run failure Power resistor R633 R634 values will change according to CRT sizes GUARD Vp VFB GUARD CIRCUIT Vitbias 0 3591 ur 552 ZORLU 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 Supplies conons Tunc Tour voltage VFB ZORLU 21 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 3 3 CRT Board TDA6108AJF is used as RGB amplifier Main feature of that triple amplifier is the increased fixed gain of 81 It s 8 MHz Bandwidth at 100Vpp video signal makes it enable to use in all 50Hz TV LY j DD MIRROR 1 MIRROR 5 TDA6108AJF CASCO
53. ords FBT focus pack is connected to ground via R654 The voltage at the base of that transistor is normally higher then the zener voltage at the emitter When any short circuit occurs at focus or screen the base voltage is decreased to a value lower then zener voltage that forces transistor to conduction and trigers another circuit which will force UC to protection mode In protection mode LED becomes RED and remote control does not work ZORLU 25 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 GEOMETRY PERFORMANCE UNDER SCANNING Top Bottom Left Right OUTLINE DISTORTION Top Bottom Right Left outline distortion EHT AND DEFLECTION PERFORMANCE PICTURE PERFORMANCE ZORLU 26 10 1 2 5 97 5 3mm 1 5 1 5 1 5 1 10 CRT spec CRT spec CRT spec 1 HOT spec 12 usec Max Vertical IC spec 1 msec CRT spec CRT spec D 5 9 sec 285 3 y 293 3 120 10 Cd m 3 5 Mhz Min 40 dB min 200 40 nsec 10 max 10 min 60 min 90 100V min Should be not visible No effect up to 30 modulation Not visible from 1 8m distance 0 5 sec delay max No picture shake allowed No moire effect allowed VESTEL 2 Copyright 2003 VESTEL Group of Company All ri
54. oup of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 _ do MinMax S No OVSH S No OSD Description MinMax Def TNTD S No OSD Description MinMax Def TNTD Default base band tint value OSD Description MinMax 5 Scan Velocity Modulation output 600 mV p p signal 1200 mV p p Description MinMax Delay of RGB output to SVM output 00 ns 25 ns 50 ns 75 ns 100 ns 125 ns 150 ns 175 ns Description Amplitude of SVM output S No OSD Description MinMax ZORLU VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 S No OSD Description MinMax Def 067 SMD Scan velocity Modulation mode 0 Off Video OSD 1 Video 2 TXT OSD 3 Video OSD SOPW S No OSD Description MinMax Def 068 SOPW SCAVEM Scan Velocity Modulator 0 3 3 text signal pulse width SOTM S No OSD Description MinMax Def SOTM SCAVEM Scan Velocity Modulator text output to 0 7 7 Video processor earlier than R G and B signals WPRC S No OSD Description MinMax Def WPRC White point Red for Cold WPGC S No OSD Description MinMax WPGC Whit
55. pened first APS menu comes ISPM S No OSD Description MinMax Def ISPM In System Programming Mode for software On Off update ZORLU 43 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 INIT S No OSD Description MinMax Def INIT Initialise NVM On Off AGCSPD S No OSD Description MinMax Def AGCTO OSD Description MinMax Def AGCTO AGC Take over Also used as TOP when an 0 63 33 internal AGC tuner is used COFF S No OSD Description MinMax VSD S No OSD Description MinMax Def VG2 S No OSD Description MinMax Def fvez Adustment 2 votage TUBE S No OSD Description MinMax 010 TUBE 4 3 picture tube used or 16 9 16 Depends picture tube used 4 on the chassis selected VERT ZOOM S No OSD Description MinMax Def VERT ZOOM Vertical zoom for 16 9 ZORLU i VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 VERT SLOP S No OSD Description MinMax Def VERT SHIFT Change Vertical Shift by pressing buttons till the test pattern is vertically centered Horizo
56. rmitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 4 2 Secondary Block 2 2 5 CABELING 2 2 6 CABLE SPECs 2 2 6 1 RGB CABLE 2 2 6 2 200V CABLE with BSVM 2 2 6 3 200V CABLE with BSVM 2 2 7 SAW FILTER 2 2 8 TUNER 3 AK49 CHASSIS MANUAL ADJ USTMENTS PROCEDURE 3 1 SMPS USTMENT 3 2 AFC ADJ USTMENT 3 3 FOCUS ADJ USTMENT 3 4 SCREEN ADJ USTMENT 4 AK49 CHASSIS PRODUCTION SERVI CE MODE ADJ USTMENTS 5 MENU LANGUAGE TABLE 6 PI CTURE MODES 7 CIRCUIT DI AGRAMS 8 APPENDIX ZORLU 40 41 41 41 41 42 43 74 75 79 84 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 Document History Document Revision and Review History Status Prepared by Approved by v1 0 20 06 2005 MUHAMMED M KAGAN M PANCAR KAYA SERDAR G LTEN File AK49 SM V1 0 ZORLU 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 1 Introduction 1 1 Purpose This document is prepared for the UOC3 TV project and describes the whole system features and operating principles to be used in hardw
57. s of the picture frame become vertical and parallel to vertical corner sides of picture tube Check and readjust L COR item if the adjustment becomes improper after some other geometric adjustments are done S No OSD Description MinMax LC PARAB Lower Corner Parabola for 16 9 Lower Corner Parabola for 4 3 HOR BOW Change Horizantal Bow by pressing buttons till the vertical lines especially ones close to the left and right sides will of equal and symmetrical bending i e they together will neither be towards left side nor right side Check and readjust BOW item if the adjustment becomes improper after some other geometric adjustments are done S No OSD Description MinMax 024 HOR BOW Horizontal Bow for 16 9 Horizontal Bow for 4 3 ZORLU M VESTEL 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 PARALLEL S No OSD Description MinMax E 025 PARALLEL East West Parabola Width 16 9 LN 63 East West Parabola Width 4 3 xa WBF A wide blanking pulse can be activated in the RGB outputs by means of the HBL bit in subaddress 43H The start of this blanking can be adjusted by means of the WBF S No OSD Description MinMax Def WBR A wide blanking pulse can be activated in the RGB outputs by means of the H
58. sion from VESTEL VESTEL R amp D Service Manual AK49 001 3 AK49 CHASSI S MANUAL ADJ USTMENTS PROCEDURE Before starting with the alignment procedure make sure that all the potentiometers on the chassis and also screen and focus pots are in the medium position 3 1 SMPS B ADJ USTMENT Prior to first run of TV chasis FBT screen and focus potentiometers should be set to middle positions then B voltage 15 measured If this value 15 different from the list below VR800 15 adjusted to specified value below SYSTEM VOLTAGE TYPE OF CRT 145 V 0 5V 32 16 9 RF Panasonic W76EKW10X21 145 V 0 5V 28 16 9 RF Thompson 21 131 3 2 AFC ADJ USTMENTS AFC is automatically adjusted from software when f IF is selected 38 9MHz for negative modulation and 33 9MHz for positive modulation from the service menu 3 3 FOCUS USTMENTS TV is tuned to the signal Then focus potantiometer the upper pot on the rear side of the FBT transformer is adjusted for optimum focusing drive For double focus tubes there are two focus potentiometer each of them should be adjusted for optimum focus on the screen ZORLU 41 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL 9 VESTEL R amp D Service Manual AK49 001 3 4 SCREEN USTMENTS For screen adjustment VG2 item should be selected at t
59. tifiers and DC line Components D818 C829 C831 R839 C841 D820 C830 C832 R840 C842 14 Supply Rectifiers and DC line Components D819 C833 C843 8V Supply Rectifiers and DC line Components D808 C834 C844 8V Controller Supply Rectifiers and DC line Components at Normal Mode D809 C836 8V Controller Supply Rectifiers and DC line Components at Stand by Mode C802 L804 R847 D822 IC 415 Tristor Trigering components R848 C849 IC 415 Tristor Trigering Control Components C848 R849 0810 R846 Short Circuit Sense For 5V R862 R863 0813 R861 0815 Power Fail or Short Circuit Inform Circuit to Controller R859 R860 C851 Q812 SMT secondary voltages currents 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 150V 800mA GND 13 5 1 5A GND 13 5V 1 5A 14V 1 V 1 GND 22V 800mA Stand by and Normal mode controlled by microcontroller On Off port is high when TV is in stand by and low at normal mode POWER SUPPLY PERFORMANCE I USABLE MINIMUM AND MAXIMUM OPERTAING VOLTAGES 170 V min 270 V max 170 V 270V DROP OUT VOLTAGE 155 V START UP VOLTAGE 170 V POWER CONSUMPTION in Stand by 160W ZORLU VESTEL R amp D Service Manual AK49 001
60. tted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 3 DEFLECTION amp DISPLAY BLOCK 2 2 3 1 Horizontal Deflection Deflection block consist of following main parts Horizontal driver transistor Q601 Horizontal driver TR600 HOT Horizontal Output Transistor Q600 FBT TR601 E W transistor Q602 E W coil L601 E W injection Coil Bridge Coil L602 Linearity Coil L603 Flyback Capacitors C608 C607 S correction capacitor C615 ve C613 Modulated S correction capacitor C611 Hdrive signal is buffered and applied to line driver transistor by a capacitor Line driver produces necessary base currents parallel diode to base series resistor speeds up the reverse base current UOC3 has soft start and soft stop features to have more safe operation There two base current adjustment resistors on the circuit Collector current differs according to CRT sizes Tube dependent components are choosen to fit best picture performance by keeping 11 5 usec Flyback time Max 1300V collector voltage peak detect mode measurement Max 500V at the diode modulator cathode D605 Max 20V peak detect mode measurement at the E W transistor drain Max 200V video voltage ZORLU 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permissi
61. uts are then filtered by 33UH and 470NF MAXIMUM AUDIO OTPUT POWER RF INPUT 10W MAXIMUM AUDIO OTPUT POWER EXTERNAL INPUT 10W THD AT MAXIMUM AUDIO OUTPUT POWER RF INPUT THD AT MAXIMUM AUDIO OUTPUT POWER EXTERNAL INPUT THD AT 50 mW AUDIO OUTPUT POWER RF INPUT 3 IC spec THD AT 50 mW AUDIO OUTPUT POWER EXTERNAL INPUT 3 IC spec SIGNAL TO NOISE RATIO RF INPUT 50 db SIGNAL TO NOISE RATIO EXTERNAL INPUT 40 dB SIGNAL TO BUZZ RATIO 40 dB CROSSTALK TV TO AV AV TO TV RESIDUAL SOUND RF INPUT RESIDUAL SOUND EXTERNAL INPUT FREQUENCY RESPONSE RF INPUT FREQUENCY RESPONSE EXTERNAL INPUT BASS FREQUENCY RESPONSE RF INPUT BASS FREQUENCY RESPONSE EXTERNAL INPUT TREBLE FREQUENCY RESPONSE RF INPUT TREBLE FREQUENCY RESPONSE EXTERNAL INPUT POP NOISE HORIZONTAL HUM NOISE VERTICAL HUM NOISE VIDEO NOISE ON THE AUDIO OUTPUT ZORLU 16 PWM 2 Copyright 2003 VESTEL Group of Company All rights reserved Passing on and copying of this document use and communication of its contents not permitted without written permission from VESTEL VESTEL R amp D Service Manual AK49 001 2 2 3 2 HEADPHONE AMPLIFIER Headphone output is achieved by 125 out 125 output is converted to anolog signal by DAC CS4334 and then applied to TDA1308T amplifier DD 3 9 ki 100 uF VINA V tL C6 ref typ 2 5 V 100 uF 3 9 INB 100 uF OUTB git SubWoofer output is achieved by the same way

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