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TEA6420

BUS-CONTROLLED AUDIO MATRIX

6420-01.EPS

6420-02.EPS

PIN CONNECTIONS

SHRINK24

(Plastic Package)

ORDER CODE : TEA6420

5 STEREO INPUTS

4 STEREO OUPUTS

GAIN CONTROL 0/2/4/6dB/MUTE FOR EACH
OUTPUT

CASCADABLE (2 different addresses)

SERIAL BUS CONTROLLED

VERY LOW NOISE

VERY LOW DISTORSION

DESCRIPTION

The TEA6420 switches 5 stereo audio inputs on
4 stereo outputs.
All the switching possibilities are changed through
the I

C bus.

SO28

(Plastic Micropackage)

ORDER CODE : TEA6420D

GND

CAPACITANCE

LOUT1

ROUT1

LOUT2

ROUT2

SDA

SCL

ADDR

ROUT4

LOUT4

ROUT3

LOUT3

SHRINK24

GND

CAPACITANCE

LOUT1

ROUT1

LOUT2

ROUT2

SDA

SCL

ADDR

ROUT4

LOUT4

ROUT3

LOUT3

SO28

Содержание L6B PDP TV

Страница 1: ...L6B PDP TV SERVICE MANUAL ...

Страница 2: ...0 Interconnection Diagram 31 Block Diagram 32 Block Diagram of Power Supply 33 Service Mode 34 35 Data Sheet of important IC s and parts 36 46 Part List 47 49 Frequency list of channel 50 52 ATTACHMENT 1 Panel Service Manual LG PDP42V6 ATTACHMENT 2 Panel Service Manual Samsung 42 S3 ATTACHMENT 3 Circuit Diagrams ...

Страница 3: ...p specified temperature and humidity condition 6 Keep out of Corrosive Gas Corrosive gas effect the polarizer and the circuit chemically and cause defects accordingly 7 Electrostatic discharge can make Damage There are electro static sensitive components in PDP Module Please earth human body when handle the PDP In addition please do not touch the interface connector pin with bare 8 Do not operate ...

Страница 4: ... in a full screen format 16 9 In case the plasma display is used as a PC monitor please use moving images Always switch the screen off if it is not in use Decrease contrast and brightness as much as possible If possible display images with maximum colour depth and scale Certain conditions may cause a humming noise in the displays electonics This is usually caused by the mains power supply having d...

Страница 5: ...after being turned on or during operation Never attempt to continue operating the display in this condition In the event of lengthy absence or during thunderstorms pull the mains plug from the socket and pull the house antenna socket from the antenna jack Never plug in or pull out the mains plug with wet hands Never operate the mains switch with wet hands Utilise only the supplied mains cable Prot...

Страница 6: ...tions Read all the safety instructions before first use of your TV Position the television so that direct light does not fall on the screen Excessive light will cause a washed out effect Position the power supply lead and other leads so that they are not likely to be walked on or pinched by things placed on or against them Do not place objects filled with liquid such as vase or flower pot near the...

Страница 7: ...SECAM NTSC CVBS output SCART 2 CVBS RGB PAL SECAM NTSC CVBS output RF Tuner VHF UHF HYPERBAND for terrestrial antennas or cable networks 47MHz to 861 MHz PAL SECAM PC DVI D VGA SVGA WVGA XGA Digital DVI AUDIO INPUTS Y C S Video CVBS SCART 1 SCART 2 PC OUTPUTS Cinch L R Audio Output loudspeaker 2 x 7W sine 4 Ω Cinch CVBS Output CONTROL On Screen Display Menu 24 languages IR remote control VIDEOTEXT...

Страница 8: ... connection AVL Automatic Volume Limiting ATS Automatic Tuning System Programmed power off Graphic equalizer Color Transfer sharpness feature CTI Black White Transfer sharpness feature LTI and picture sharpness Compound Filter Digital Comb Filter Feature for clear images On screen viewing of all control commands program numbers and additional features Manual Fine Tuning 100 Program memory Infrared...

Страница 9: ...please contact your responsible sales office In the event the mains cable cannot be utilised on account of differing standards in your country please see to it that you utilise a mains cable commensurate with the country specific standards which are listed in the following USA UL Germany VDE Canada CSA Switzerland SEV Great Britain BASE BS Japan MITI This list is not complete For reasons of safety...

Страница 10: ...rent source This is known as image sticking This vanishing residual image is caused by the system and does not represent a flaw Therefore it can not be considered as a case for warranty claim Video cable A high quality 75Ω coaxial cable should be utilised for the connection of the video signal Poor quality signal cable can result in strong disturbances and formation of shadows in the displayed ima...

Страница 11: ...out L Speaker out R PC sound input VGA DVI D Power Input Source Select Menu button Program down Program up Volume down Volume up ANT VIDEO L R VIDEO L R SPEAKER OUT AV IN AV OUT SVHS PC AUDIO IN VGA PC DVI D SCART 2 SCART 1 4 19 5 3 1 2 6 7 8 9 10 11 12 13 16 17 18 14 15 Please note Do not use Video RCA and S Video connections at the same time otherwise they will effect the picture each other RGB ...

Страница 12: ...Temporary picture freezing button Freeze 14 Info Txt index page button 15 Down button Menu 16 Txt Question Answer button Reveal 17 Red Fastext Button 18 Teletext enlarge button Double 19 Blue Teletext Button 20 Teletext Mix choice buttons 21 UPDATE Button 22 Yellow teletext Button 23 Stand by On Off button 24 Picture mode choice button 25 PAT Picture and Teletext Mode On Off button 26 PIP size but...

Страница 13: ... you press the button the volume will increase and automatically get out of the mute function Temporary On Off STAND BY PR 01 PR 11 PR 01 Return to Selected Button Program SWAP Mute There are certain settings which you must make when setting up the television When you first switch it on the Language menu appears 1 Select the menu language by pressing or 2 Select Country with or and then select the...

Страница 14: ...sign any program number to the channel of your choice The ATS Automatic Tuning System on your television enables the automatic finding and sequencing of channels Sequencing is done according to the selected country channels which broadcast Teletext and channel names followed by all channels with Teletexts without channel names and then by channels without Teletext to be concluded by foreign channe...

Страница 15: ...utton Using the right left buttons on your remote control select C for the cable channels received through the S antena Manual tuning and storing of the television channels If you already know the Channel number Using the Up button select the Channel line and enter the channel number by using the numeric keypad or right left buttons If the channel on screen is in the quality you desire and you wan...

Страница 16: ... the button the screen will show the Set Up menu Select the program you want to Set Up by using the Right left buttons or the numeric keys Choose the system in which to do a search among the system lines Enter the System line using the down button Here your TV can be set to one system you can also select from more than one systems option Move to the Band line using the down button Using the right ...

Страница 17: ...lect the desired letter number or sign After entering all the letters press the button to store the name To write names for any of the other programs simply repeat the above procedure In the event that you wish to exit the application simply press the button If no name is enter for any program the program number will be automatically displayed Program Table Switching the locations of the program c...

Страница 18: ... the user option You can exit the equalizer function pressing the button again Please note You can choose the equalizer position directly from the button of your remote control You can exit the equalizer function pressing the button at any time The setup of your television Setting up the Sound Menu You can set the volume with the VOL and VOL buttons on the television or the buttons on the remote c...

Страница 19: ...ing on the type of broadcast being transmitted programmes can be viewed in a number of formats Press the button repeatedly to select between Zoom Letterbox Subtitle Auto 16 9 and 4 3 Please note Whenever the MENU button is pressed the picture size setting will change while the menus are ON the screen This is to ensure that the menus do not overlap the edges of the viewable area This setting will e...

Страница 20: ...button At the end of the choosen duration the screen will show a 30 second countdown before switching off the screen and entering into stand by To cancel the automatic stand by select 0 at the Stand by Control VCR mode Using this feature you can avoid image distortions from the device or the magnetic tape while watching For this you have to swtich the VCR mode to ON Please note This feature is onl...

Страница 21: ...ed your PIP window you can exit the menu by pressing the button on the remote control FREEZE This feature enables you to freeze the image of a program you are watching For this use the button on your remote control make sure you don t have any menus on screen The image will be frozen until you press the button the second time Please Note The Freeze function is not available during PIP PIP Size Thi...

Страница 22: ...nel you are watching If you have difficulty reading the text on the TV you can double the height of the text Press the button The top half of the page will be displayed in double height text Press the button again The bottom half of the page will be displayed in double height text Press the button again to return to the full page Please Note To enter Text mode Please Note To exit Text mode To sele...

Страница 23: ...rmat S0001 for sub page 1 The teletext will search for the sub page This may take some time To return to the TV whilst the teletext is searching press the button When the page number is found it will appear in the top left hand corner of the screen Press the button again to view the text page Press the button to reveal concealed information quiz answers etc Press the button again to cancel the inf...

Страница 24: ... button PC To be able to view monitor images in PC mode move on to the selection and press the button DVI To be able to view images in DVI mode move on to the selection and press the button Make sure the TV and video recorder are both switched off Plug one end of the SCART lead not supplied into the back of the video recorder and the other end into one of the SCART sockets on the back of the TV Sw...

Страница 25: ...o the video recorder user guide See Tuning the TV and carry out the tuning procedure for the video recorder test signal Select a programme number 0 You can also connect it through the S Video socket of the TV Plug the S Video plug into the S Video socket and the audio leads into the audio sockets Via RCA lead and S Video socket ANT VIDEO L R VIDEO L R SPEAKER OUT AV IN AV OUT SVHS SCART 2 SCART 1 ...

Страница 26: ...e back of the DVD player and plug the other end into the video and audio in sockets of the TV You can also connect it through the S Video socket of the TV Plug the S Video plug into the S Video socket and the audio leads into the audio sockets Via RCA lead Via SCART Via RCA lead and S Video socket ANT VIDEO L R VIDEO L R SPEAKER OUT AV IN AV OUT SVHS SCART 2 SCART 1 ANT VIDEO L R VIDEO L R SPEAKER...

Страница 27: ...SVHS SCART 2 SCART 1 ANT VIDEO L R VIDEO L R SPEAKER OUT AV IN AV OUT SVHS SCART 2 SCART 1 Connecting DVI D Your TV has DVI D input socket You can connect any device such as PC etc which has DVI digital out using the proper cable At the same time you can listen to the sound from the connected device PC or DVI use a special cable to PC DVI AUDIO IN input at the back of your TV AV Outputs You can co...

Страница 28: ...cal position setting PHASE Using the Right left buttons you can adjust color and shape Picture Format You can select your PC viewing image from auto 4 3 or one to one You can make your choices without entering the picture menu by using the format button on your remote control Automatic Configuration The most suitable geometric settings in accordance to the entry mode is configured by this function...

Страница 29: ...th video and satellite digital receiver AV1 ANT VIDEO L R VIDEO L R SPEAKER OUT AV IN AV OUT SVHS AV1 ANT VIDEO L R VIDEO L R SPEAKER OUT AV IN AV OUT SVHS Connecting TV with camcorder Connecting TV games and computer ...

Страница 30: ...75 ohm unbalanced Speaker empedance 4 ohm Sound Systems Mono Stereo NICAM Batteries 2xUM 4 IEC R03 or AAA 1 5 V Receiving channels VHF Band I Channels 2 4 VHF Band II Channels 5 12 UHF Channels 21 69 Cable TV S1 S20 S21 S41 Receiving Broad system Pal BG Pal SECAM BG Pal SECAM BG DK DK Pal SECAM BG LL Pal I 42 16 9 Plazma TV 2X7 W 275 W 6 W ...

Страница 31: ...Note You can find more detailed informations regarding panel and panel modules in the panel sections of the service manual L6B Chassis Panel Power Supply Scart Adaptor L6B Chassis Power Supply ...

Страница 32: ...P453 JP451 JP452 S150 JP450 S2 S350 S50 KEY BOARD MODULE IR RECEIVER LED MODULE MAIN POWER SWITCH MODULE 220V AC INPUT S550 TO PANEL PSU TO PANEL LOCIG BORD TO HEADPHONE JACK SPEAKER MAIN CHASSIS POWER SUPPLY MODULE ...

Страница 33: ...tion Video PIP Video Main Scart RGB SVHS Y C Multi Standard Video Decoder SAA7118MP Multi Standard Video Decoder SAA7118MP EEPROM 24LC21 EEPROM 24LC21 Dual İnterface for FPD AD9887 RGB HS VS In DVI Input D SUB 15 socket DVI Socket SDRAM MT48LC16M PW1231 De Interlacer PW181 IMAGE PROCESSOR De Interlacer Scaler OSD Micro Cont Gamma Corr EEPROM 24C64 Flash Memory AM29VL160 LVDS Transmitter DS090C385 ...

Страница 34: ...BY 12V 33V 1 5V_STBY 12V_AMP GND 5V 8V STAND_BY 3 3V 12V PANEL_POWER PNL_EN 12V_INVERTER L6B POWER SUPPLY BLOCK DIAGRAM MAIN CHASSIS U451 FDS9933A U454 LM2576 U458 NCP1117 U452 FDS9933N U457 NCP1117 U453 FDS9933N U455 LM2576 U456 LM317 VOLTAGE DOUBLER U450 NCP117 ...

Страница 35: ...rs The range is between 0 and 100 d nicam prescale Nicam prescale option sets the prescale values for the Nicam standard sounds for tuner inputs Changing this value you can adjust the level of the output sound going to loudspeakers for Nicam sounds entering the analog sound input of MSP The range is between 0 and 100 e fm am prescale fm am prescale option sets the prescale values for the FM AM sta...

Страница 36: ...e other choices you can see the test pattern with the selected color e solid field level This option will adjust the level of the colors for the test pattern The range is betwwen 1 and 64 f Initial ATS This option will enable or disable the Initial setup for the TV Setting this option to On the TV will open from the Quick setup menu Setting this option to Off will disable this option g factory res...

Страница 37: ...ROTECTED DESCRIPTION The main function of the TEA6415C is to switch 8 video input sources on the 6 outputs Each output can be switched to only one of the inputs whereas but any same input may be con nected to several outputs All theswitching possibilities arecontrolled through the I2 C bus DIP20 Plastic Package ORDER CODE TEA6415C 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 INPUT DATA CLOCK...

Страница 38: ...r black level for RGB signals Each nominal gain between any input and output is 6 5dB For D2MAC or Chroma signal the align ment is switched off by forcing with an external resistor bridge 5 VDC on the input Each input can be used as a normal input or as a MAC or Chroma input with external resistor bridge All the switch ing possibilities are changedthrough the BUS Driving 75Ω load needs an external...

Страница 39: ...ontrolled by FM PLL oscillator Sound IF SIF input for single reference Quasi Split Sound QSS mode PLL controlled SIF AGC for gain controlled SIF amplifier single reference QSS mixer able to operate in high performance single reference QSS mode and in intercarrier mode switchable via I2C bus AM demodulator without extra reference circuit Alignment free selective FM PLL demodulator with high lineari...

Страница 40: ...VCO VIF PLL VIF AGC TUNER AGC SUPPLY SIF AGC AUDIO PROCESSING AND SWITCHES NARROW BAND FM PLL DEMODULATOR SINGLE REFERENCE QSS MIXER INTERCARRIER MIXER AND AM DEMODULATOR SOUND TRAPS 4 5 to 6 5 MHz TAGC CVAGC pos CAGC neg CBL VAGC 1 TOP 14 15 VPLL 19 21 9 8 16 15 16 21 23 4 2 10 9 11 10 12 11 18 20 20 22 2 31 1 30 18 17 7 8 3 5 4 6 external reference signal or 4 MHz crystal REF AFC AUD CVBS audio ...

Страница 41: ... audio inputs on 4 stereo outputs All the switching possibilities are changed through the I2 C bus SO28 Plastic Micropackage ORDER CODE TEA6420D 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 24 23 22 21 11 12 GND CAPACITANCE L1 L2 L3 L4 L5 LOUT1 ROUT1 LOUT2 ROUT2 SDA SCL ADDR R1 R2 R3 R4 R5 ROUT4 LOUT4 ROUT3 LOUT3 VS SHRINK24 GND CAPACITANCE L1 L2 L3 L4 L5 LOUT1 ROUT1 LOUT2 ROUT2 SDA SCL ADDR R1 R2...

Страница 42: ...MAL DATA Symbol Parameter Value Unit Rth j a Junction Ambient Thermal Resistance SHRINK24 SO28 75 75 o C W 6420 02 TBL ELECTRICAL CHARACTERISTICS TA 25o C VS 10V RL 10kΩ RG 600Ω f 1kHz unless otherwise specified Symbol Parameter Test Conditions Min Typ Max Unit SUPPLY VS Supply Voltage 8 9 10 2 V IS Supply Current 5 8 mA SVR Ripple Rejection VIN 500mVRMS BW 20 20kHz 70 80 dB MATRIX VIN Input DC Le...

Страница 43: ...h level of integration enables simple flexible cost effective solutions featuring fewer required components Features Built In Memory Controller Motion Adaptive Deinterlace Processor Intelligent Edge Deinterlacing Digital Color Luminance Transient Improvement DCTI DLTI Interlaced Video Input Options including NTSC and PAL Independent horizontal and vertical scaling Copy Protection Two Wire Serial I...

Страница 44: ...o Port Secondary Video Port Memory Unit Prim ary Picture Film Mode Detection 3 2 2 2 I Channel Previous Video Display Unit Video Enhancem ents Up Scaler Deinterlacer Display Tim ing Digital Output Data YUV Digital Output Timing Color Space Converter CSC Blue Screen VSync HSync Timing RGB PW1231 Internal Block Diagram ITU R BT 656 ITU R BT 601 ...

Страница 45: ... 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 PVSS DR3 DR4 DR5 DR6 DR7 VDD VSS PVSS NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC PVDD NC NC MA4 MA3 MA5 MA2 MA6 MA1 MA7 MA0 PVDD PVSS DPAVSS DPAVDD DPDVSS DPDVDD CGMS DEN TESTCLK VSS VDD MD0 MD15 MD1 MD14 MD2 MD13 MD3 MD12 MD4 MD11 MD5 MD10 MD6 MD9 MD7 MD8 PVSS PVDD MCLK MWE MCAS MRAS MCLKFB MA12 MA11 MA13 MA9 MA10 MA8 2W_A...

Страница 46: ...ernal frame buffer including motion adaptive temporal deinterlacing with film mode detection When used in combination with the new third generation scaler this advanced video processing technology delivers the highest quality video for advanced displays Both input ports support integrated DVI 1 0 content protection using standard DVI receivers A new advanced OSD Generator with more colors and larg...

Страница 47: ...mage Scaler PortB 7 0 PortA 7 0 PortC 7 0 GRGB 47 0 GCLK GFBK GPEN GVS GHS GSOG OSD Memory Bus OSD CPU Memory Controller RGBE 23 0 A 19 0 D 15 0 BHEN CS 1 0 RD WR GCOAST GREF GBLKSPL GHSFOUT CPUTDO RAMWE RAMOE ROMWE ROMOE Video Deinterlace Spatial Noise Reduction CRISP Image Scaler Horizontal Image Scaler Memory Out Bus Memory In Bus Processor Memory Interface SDRAM Frame Buffer Frame Buffer Memor...

Страница 48: ...X24360 42 PDPLG PANEK BRIDGE LEFT 1 X24380 42 PDP ANGLE IRON 1 X24805 STROPOR TOP LEFT RIGHT 42 PDP PLS 1 X24806 STROPOR BOT LEFT RIGHT 42 PDP PLS 1 X41359 42 PDP PANEL CONNECTION PART LG V6 1 X52372 42 PDP BACK COVER COMP SCREW M8 1 L6B CHASSIS 031194 CONN HOUS 4P 2317 4S JST B 4B XH A WHITE 1 031245 CONN HOUS 2P 2317 2S JST B 2B XH A WHITE 1 031251 SCART SOCKET 14 1 2 031299 CONN HOUS 10P 2317 1...

Страница 49: ... 2 173124R RC CHIP 12K J 1 16W 0603 TAPE 4 173228R RC CHIP 22K J 1 10W 0603 6 173229 RC CHIP 22K J 1 16W 0603 2 173229R RC CHIP 22K J 1 16W 0603 2 173332R RC CHIP 33K J 1 16W 0603 TAPE 2 173563R RC CHIP 56K J 1 16W 0603 2 174152R RC CHIP 150K J 1 16W 0603 TAPE 2 175105R RC CHIP 1M J 1 16W 0603 T R 2 175221R RC CHIP 2 2M J 1 16W 0603 1 179005R RC CHIP 0R 0603 1 6 0 8 TAPE 75 179475R RC CHIP 4 7R J ...

Страница 50: ...9LV160DB 90EC TRAY TSOP48 1 453261 IC CHIP 24LC21A I SN CMOS18K 2 5V SE T R 2 453262R IC CHIP AD9887AKSZ 100 DUAL IN FACE TRAY 1 453263R IC CHIP AT24C64AN 10SU 2 7 SO8 T R 1 453271R IC CHIP TEA6415CDT VIDEO MAT SW T R 1 453294R IC CHIP LM2576D2TR4 005V 3A TO263 STPT R 1 453310R IC CHIP SAA7118E V1 M5 BGA156 T R 2 453346R IC CHIP PW1231A L 1 453347R IC CHIP PW181A 10V L BGA352 1 453349R IC CHIP TLC...

Страница 51: ... 25 471 25 CH 22 479 25 479 25 479 25 479 25 CH 23 487 25 487 25 487 25 487 25 CH 24 495 25 495 25 495 25 495 25 CH 25 503 25 503 25 503 25 503 25 CH 26 511 25 511 25 511 25 511 25 CH 27 519 25 519 25 519 25 519 25 CH 28 527 25 527 25 527 25 527 25 CH 29 535 25 535 25 535 25 535 25 CH 30 543 25 543 25 543 25 543 25 CH 31 551 25 551 25 551 25 551 25 CH 32 559 25 559 25 559 25 559 25 CH 33 567 25 56...

Страница 52: ...25 807 25 CH 64 815 25 815 25 815 25 815 25 CH 65 823 25 823 25 823 25 823 25 CH 66 831 25 831 25 831 25 831 25 CH 67 839 25 839 25 839 25 839 25 CH 68 847 25 847 25 847 25 847 25 CH 69 855 25 855 25 855 25 855 25 CH 70 863 25 863 25 CH 71 871 25 CH 72 879 25 CH 73 887 25 160 00 CH 74 69 25 172 00 CH 75 76 25 220 00 CH 76 83 25 232 00 CH 77 90 25 244 00 CH 78 97 25 256 00 CH 79 59 25 268 00 CH 80 ...

Страница 53: ...35 25 335 25 S 26 343 25 343 25 343 25 343 25 S 27 351 25 351 25 351 25 351 25 S 28 359 25 359 25 359 25 359 25 S 29 367 25 367 25 367 25 367 25 S 30 375 25 375 25 375 25 375 25 S 31 383 25 383 25 383 25 383 25 S 32 391 25 391 25 391 25 391 25 S 33 399 25 399 25 399 25 399 25 S 34 407 25 407 25 407 25 407 25 S 35 415 25 415 25 415 25 415 25 S 36 423 25 423 25 423 25 423 25 S 37 431 25 431 25 431 2...

Страница 54: ...CE MANUAL CAUTION 1 BEFORE SERVICING THE PDP MODULE READ THE SAFETY PRECAUTIONS IN THIS MANUAL 2 WHEN REPLACEMENT PARTS ARE REQUIRED BE SURE TO USE REPLACEMENT PARTS SPECIFIED BY THE MANUFACTURER MODEL PDP42V6 English ...

Страница 55: ... is loose do not use the product otherwise this can lead to fire or electric shock 9 If the power connector or the connector of the power cable becomes dirty or dusty wipe it with a dry cloth Otherwise this can lead to fire 10 PDP Module uses a high voltage Max 450V dc Keep the cautions concerning electric shock and do not touch the Device circuitry when handling the PDP Unit And because the capac...

Страница 56: ...or temperature The absolute maximum ratings specify the limits of these stresses 20 The recommended operating conditions are conditions in which the normal operation of this product is guaranteed All the rated values of the electrical specifications are guaranteed within these conditions Always use the product within the range of the recommended operating conditions Otherwise the reliability of th...

Страница 57: ...on 2 8 One or more stripe is generated on the screen 2 9 One or more horizontal line is generated on screen 2 10 Lightness of screen is wholly darken though there is input signal pattern 2 11 Different color is shown partially during full white screen or electric discharge is generated during full black screen 2 12 Full white pattern it happened that the lightness of middle is darken while full wh...

Страница 58: ...PCB ASSY PWB PCB ASSY PWB PCB ASSY Description LVDS CTRL B D ASSY Y DRV UPPER B D ASSY Y DRV LOWER B D ASSY X RIGHT B D ASSY X LEFT B D ASSY Y SUS B D ASSY Z SUS B D ASSY English Formation and Specification of Module 5 External Cable Connection NO 1 2 3 4 Connector P1 Z SUS B D P5 Y SUS B D P6 Y SUS B D P31 CTRL B D Input Voltage Signal 5V Va Vs Vs 5V Video Signal ...

Страница 59: ... Adjustment items 3 1 Adjusting the Board Group 1 Adjusting the voltage wave form of Vset up 2 Adjusting the voltage wave form of Vset down 3 Adjusting the voltage wave form of Vramp 3 2 Adjustment after assembling PDP Module adjustment 1 Setting up the initial voltage and adjusting the voltage wave form of Vsetup 2 Measuring the voltage Margin of Vs and deciding the voltage 3 Adjusting and checki...

Страница 60: ...r to figure 1 Connection diagram of measuring instrument that adjusting the voltage wave form 2 Setting up the initial voltage Initially setting up voltage Vcc 5V Va 65V Vs 185V But Initially setting up voltage can be changed by the set up range according to the Module s characteristic 5 3 How to Adjust 1 Adjusting initial voltage wave form Check the voltage wave form like the mentioned way on the...

Страница 61: ...djustment 2 item and name each voltage as Vsmin2 Vsmax2 and record them Convert the signal of signal generator to 100 Full Blue signal Repeat the adjustment 2 item and name each voltage as Vsmin3 Vsmax3 and record them Convert the signal of signal generator to 100 Full White signal Repeat the adjustment 2 item and name each voltage as Vsmin4 Vsmax4 and record them æ Convert the signal of signal ge...

Страница 62: ...5V 3 The power of power supply must turned on by this sequence Reverse direction When turning off Module on 5V Va Vs Module off Vs Va 5V 4 Signal generator should be selected with 852 480 WVGA mode 185 1 0 voltage 65 0 1 voltage 5 1 5 voltage Y SUS Z SUS E X Tube X right X Left CONTROLLER Power Signal Generator VG 825 DC Power Supply for 5V DC Power Supply for Va DC Power Supply for Vs Fig 1 Conne...

Страница 63: ...d in 4 Check the connection of X B D Y B D and Z B D to CTRL B D 5 Measure the output wave of X Y Z B D with oscilloscope more than 200MHz and find the trouble of B D by comparing the output wave with below figure Measure Point fo Y B D TP Bead B103 Measure Point fo Z B D TP Bead B37 Measure Point fo X B D COF TP 6 Check the SCAN Y side IC 7 Check the DATA X side COF IC 8 Replace the CTRL B D Trou...

Страница 64: ...English 11 A Y B D Output wave 1Frame B Y B D Output wave 2 12 SF A Z B D Output wave 1Frame B Z B D Output wave 1SF X B D Output wave 1 FRAME X B D Output wave 1 SF X B D Output wave Enlargement ...

Страница 65: ...ude not be shown part of Data COF quantity or a part 1 The problem between Data COF and X B D is more possible that the screen is not be shown as data COF 2 Confirm the connector of Data COF is well connected to X B D Correspond to the part that screen is not showing 3 Confirm whether the Data COF is failed and replace X B D Example of the screen display form Anything of the 7 Data COF can be show...

Страница 66: ...tripe about the quantity of two Data COF IC that means the data which is conveyed from CTRL B D doesn t conveyed well 2 Confirm the XB D connection connector plugged in well Correspond to unusual screen 3 Replace relevant XB D or CTRL B D Relationship between screen and X B D Screen X B D Left of the Screen 4 7 Right X B D Right of the Screen 3 7 Left X B D Screen Display Form 13 Case 1 Case 2 Cas...

Страница 67: ...6 The screen has a vertical line with regular gap A vertical stripe flash at especial color 1 This is a problem about control B D 2 Replace Control B D Screen Display Form 2 7 A data copy is happened into vertical direction 1 In this case it s due to incorrect marking of scan wave 2 Replace a Y DRV B D or Y SUS B D Screen Display Form 14 one eighth of screen The screen display is very good The scr...

Страница 68: ... operation isn t complete 2 Check the power cord of Z B D 3 Check the connector of Z B D and Controller B D 4 Replace the Controller B D or Z B D 2 11 The screen displays other color partially on full white screen or happens discharge partially on full black screen 1 Check the declination of Y B D set up set down wave 2 Check the declination of Z B D ramp wave 3 Measure each output wave with oscil...

Страница 69: ...rn 1 In this case it s a problem about Z B D ramp wave 2 Check the connection cable of Z B D and CTRL B D 3 Replace the Z B D Screen Display Form 2 13 It doesn t display a specified brightness at specified color 1 Check the connector of CTRL B D input signal 2 Replace the CTRL B D ...

Страница 70: ...e position Sustain section enlarge the after measuring B103 wave of Y B D and B37 wave of Z B D Full White Pattern 3 2 FET Ass y Y B D HS1 damage 1 When Set_Up FET is damaged screen doesn t be shown O Test Point Enlarge the after measuring GND B103 Y B D O Wave format As shown Fig 2 2 When Set_Down FET is damaged electric discharge of entire screen is generated O Test Point Enlarge the after measu...

Страница 71: ...p or Bottom s SCAN IC 3 Screen shaked horizontally when Y drv B D Top and Bottom cable is poor O Test Point ICT measurance of GND Y drive B D output O Wave format As shown Fig 5 4 In case of shorting the SCAN IC output by a dust foreign substance it may overlap two horizontal lines on screen O Test Point ICT measurance of GND Y drive B D output O Wave format As shown Fig 6 O Measurance position SC...

Страница 72: ... shown or happens discharge partially O Test Point Enlarge the after measuring output TP of GND COF O Wave format Output wave doesn t come out O Measurance position Enlarge the after measuring output TP of COF Full White Pattern 3 5 Crystal CTRL B D X1 damage 1 When Crystal is damage the screen doesn t be shown O Test Point Measuring 3pin of GND Crystal Ctrl B D X1 O Wave format Output wave doesn ...

Страница 73: ...ROLLER Input Signal Full White Current typ rms 5V 1 483 A Vs 0 821A 1 68 Ap p 5 86 Ap p 0 53 Ap p 0 59 Ap p 6 6 Ap p Vs 0 72 A Va 0 035A 5V 0 063A 185 1 0 voltage 65 0 1 voltage 5 1 5 voltage DC Power Supply for 5V DC Power Supply for Va DC Power Supply for Vs ...

Страница 74: ...1QZH033A 6871QRH037A 6871QLH034A 6871QCH034A 6871QYH029A 6871QZH033A 6871QRH037A 6871QLH034A Note Initial Product Initial Product Initial Product Initial Product Initial Product Initial Product Initial Product COF Resistor added R90 R91 C33 P5 P6 changed C7 added 4 layers changed 4 layers changed Board CTRL B D ASSY LVDS YDRV Upper B D ASSY YDRV Lower B D ASSY Y SUS B D ASSY Z SUS B D ASSY X RIGHT...

Страница 75: ...itial Product Apply to DRIVER IC IR2113S Initial Product Apply to DRIVER IC IR2113S Initial Product Set_up Set dn FET Ass y Initial Product Check the inner resistance in 0 Ohm Initial Product Initial Product Matsushida AN16001A Check the inner resistance in 10 Ohm TI SN755866 Apply to DRIVER IC IXYS Apply to DRIVER IC IXYS COMPONENT Y IPM Y B D IC 12 Z IPM Z B D IC 4 FET Y B D HS1 COF Crystal CTRL...

Страница 76: ...English 23 3 ROM DATA No 1 2 Date 2004 02 18 2004 02 18 Contents Initial ROM Data for DND Initial ROM Data for HTC ROM Data Version 42V62MS01 42V62JN01 ...

Страница 77: ...SY Y DRIVE UP LG42V6 6871QDH066A X56104 PCB ASSY Y DRIVE UST LG42V6 6871QDH067A X56105 PCB ASSY X DRIVE LEFT LG42V6 6871QLH034A X56106 PCB ASSY X DRIVE LEFT LG42V6 6871QRH037A X56107 PCB ASSY YSUS LG42V6 6871QYH029A X56108 PCB ASSY XSUS LG42V6 6871QZH033A X56109 PCB ASSY SMPS PSU LG42V6 6709Q00150A ...

Страница 78: ...Beko Elektronik A S Service Manual Plasma Display Module Samsung V3 1 44 DATE July 15 2004 Beko SERVICE MANUAL 107cm 42 Inch Wide Plasma Display Module MODEL 42 S3 1 PDP ...

Страница 79: ...ion 3 1 Layout of Assemblies 3 2 Block Diagram 3 3 Main function of Each Assembly 3 4 Product Serial Label Location 4 Operation checking after rectification 4 1 Flow chart 4 2 Defects Symptoms and Detective Parts 5 Disassembling Assembling 5 1 Tools and measurement equipment 5 2 Exploded View 5 3 Disassembling Re assembling 6 Operation Check after Repair Service 6 1 Check Item 6 2 Check Procedure ...

Страница 80: ...Beko Elektronik A S Service Manual Plasma Display Module Samsung V3 3 44 1 Overview 1 1 Model Name of Plasma Display MODEL 42 S3 1 PDP S42SD YD05 1 2 External View M1 X Board Y Board Logic Board ...

Страница 81: ...0 H 532 800 V 36 73 inch 20 98 inch 6 Screen size Diagonal 42 Color Plasma Display Module 7 Screen aspect 16 9 8 Display color 16 77 million colors 9 Viewing angle Over 160 Angle with 50 and greater brightness perpendicular to PDP module 10 Dimensions 982 W 582 H 52 9 D 11 Weight Module 1 About 16 6 kg 12 Packing weight Module 1 240kg 5kg including modules 10pcs BOX 13 Packing size L 1175 W 1140 H...

Страница 82: ...sembling must be done in no dust place n PDP module has a lot of electric devices Service engineer must wear equipment for example earth ring to prevent electric shock and working clothes to prevent electrostatic n PDP module use a fine pitch connector which is only working by exactly connecting with flat cable Operator must pay attention to a complete connection when connector is reconnected afte...

Страница 83: ...trical circuit design n For example Do not insert a subsidiary audio or video connector If you insert It It cause danger on safety And If you change the design or insert Manufactor guarantee will be not effect n If any parts of wire is overheats of damaged replace it with a new specified one immediately and identify the cause of the problem and remove the possible dangerous factors n Examine caref...

Страница 84: ...tuff using Freon It generates positive electric that can damage ESD n Must use a soldering device for ground tip when soldering or de soldering ESD n Must use anti static solder removal device Most removal device do not have antistatic which can charge a enough positive electric enough damaging ESD n Before removeing the protective material from the lead of a new ESD bring the protective material ...

Страница 85: ...Beko Elektronik A S Service Manual Plasma Display Module Samsung V3 8 44 3 NAME FUNCTION 3 1 Layout of Assemblies ...

Страница 86: ...Beko Elektronik A S Service Manual Plasma Display Module Samsung V3 9 44 1 L Main 7 F Buffer ...

Страница 87: ...Beko Elektronik A S Service Manual Plasma Display Module Samsung V3 10 44 2 X Main 3 Y Main 4 Y Buffer upper 5 Y Buffer lower 6 E Buffer 8 G Buffer ...

Страница 88: ...ronik A S Service Manual Plasma Display Module Samsung V3 11 44 9 Logic Y Main 10 Logic X Main 11 12 13 Logic Logic Buf E F G 14 15 Logic Buffer 間 3 2 BLOCK DIAGRAM 3 2 1 BLOCK DIAGRAM FOR DRIVE CIRCUIT OPERATION ...

Страница 89: ...5 V 5 V 1 6 5 V 1 7 V S ig n a l in p u t s e c t i o n X r X f X s X g L o g ic s ig n a l b u f f e r DRIVE X Board P o w e r S u p p ly In p u t 5 Vd 1 7 Vc c 7 5 V s c 1 6 5 V s 2 2 0 V s e t L o g ic 신 호 입 력 부 Y s c S IA S IB C L K LE S T B L o g ic 신 호 B u f f e r F e t G a te D r iv e r R e c o v e ry S w it c h in g M a in S w it c h in g V s e t S w it c h in g R e c o v e ry c irc u it R...

Страница 90: ...eforms 3 2 2 Block Diagram for Logic circuit Ypp Vset YDr 1 2 Panel Ysc_l YDCL 1 2 RAMP Vs YDCH 1 2 Ypn GND Vsc_h Ysc_h Vs Yg Yer Yset bead Yr YDf 1 2 Ysc GND bead Vsc R5124 1k R5117 R5118 Yf 1 2 Yfr GND RAMP Ys 1 2 RAMP V s V sc_h V sc_l V s G N D V set V fr V sc_l 12V 10us 30us 30us ...

Страница 91: ...rvals Y main board The Y main board generate a drive signal by switching the FET in synchronization with the logic Main Board timing and sequentially supplies the Y electrode of the panel with the drive signal through the scan driver IC on the Y buffer board This board connected to the panel s Y terminal has the following main functions 1 Maintain voltage waveforms including ERC 2 Generate Y risin...

Страница 92: ...scan driver IC s ST microelectronics STV 7617 64 or 65 output pins but 4 ICs for the SD class AC Noise Filter The AC Noise filter has function for removing noise low Frequency and blocking surge It effects Safety standards EMC EMI TCP Tape Carrier Package The TCP applies Va pulse to the address electrode and constitutes address discharge by the potential difference between the Va pulse and the pul...

Страница 93: ...splay Module Samsung V3 16 44 4 1 Flow chart A S Check Point 4 1 1 No voltage output 1 Checking the voltage for each assembly 2 Judging the Logic board working or not 3 Adjusting the output signal through test points 4 Checking the panel s crack ...

Страница 94: ...Samsung V3 17 44 4 1 2 NO display operating Voltage but an image doesn t exist on Screen No Display is related with Y MAIN X MAIN Logic Main and so on This page shows you how to check the boards and the following pages show you how to find the defective board ...

Страница 95: ...Beko Elektronik A S Service Manual Plasma Display Module Samsung V3 18 44 ...

Страница 96: ... 44 4 1 3 Abnormal Display Abnormal Image is on Screen except abnormality in Sustain or Address Abnormal Display is related with Y MAIN X MAIN Logic Main and so on This page shows you how to check the boards and the following pages show you how to find the defective board ...

Страница 97: ...Beko Elektronik A S Service Manual Plasma Display Module Samsung V3 20 44 ...

Страница 98: ...Beko Elektronik A S Service Manual Plasma Display Module Samsung V3 21 44 4 1 4 Sustain Open some horizontal lines don t exist on screen ...

Страница 99: ...t some horizontal lines appear to be linked on Video 4 1 6 Address Open some vertical lines don t exist on screen Address Open is related with Logic Main Logic Buffer FFC TCP and so on This page shows you how to check the boards and the following pages show you how to find the defective board ...

Страница 100: ...ung V3 23 44 4 1 7 Address Short some vertical lines appear to be linked on screen Address Short is related with Logic Main Logic Buffer FFC TCP and so on This page shows you how to check the boards and the following pages show you how to find the defective board ...

Страница 101: ...n Related Board No Voltage Output Operating Voltages don t exist PSU No Display Operating Voltages exist but an Image doesn t exist on screen Y MAIN X MAIN Logic Main Cables Abnormal Display Abnormal Image not open or short is on screen Y MAIN X MAIN Logic Main Sustain Open some horizontal lines don t exist on screen Scan Buffer FPC of X Y ...

Страница 102: ...nked on screen Logic Main Logic Buffer FFC TCP Defect Address vertical stripe Open Defect Address vertical stripe Short Symptom A line or block does not light up in address electrode direction 1 line block open Cause manufacturing Panel electrode single line foreign material electrostatic TCP defect Symptom Another color simultaneously appears because adjacent data recognizes the single pattern si...

Страница 103: ...Beko Elektronik A S Service Manual Plasma Display Module Samsung V3 26 44 Parts TCP Board connection defect Operation Assembly error Film damage Part TCP buffer defect lighting electrode cutting defect ...

Страница 104: ...tripe Open Symptom A defect other than address open and short Data printout signal error occurring at certain Gradation or pattern Symptom One or more line do not light up in Sustain direction Cause manufacturing Panel bus electrode single line FPC pressure defect Parts FPC board connection disconnection operation assembly error ...

Страница 105: ...om Combined or adjacent lines are short in sustain direction The line appear brighter than other at Ramp gradation pattern or low gradation patter Symptom Burn caused by the damage of address bus dielectric layer appears in the panel discharge non discharge area sustain also open short occurs by the damage of address sustain printout Add Block and Line Open ...

Страница 106: ...splay Module Samsung V3 29 44 Cause manufacturing Panel electrode short Foreign material Parts Board connector pin error Operation connector assembling error Add and Sustain Open Cause layer uneven abnormal voltage foreign material repair failed ...

Страница 107: ...igh 60 degree or normal temparature Cause Panel MgO source dielectric thickness cell pitch phosphor Circuit drive waveform voltage condition Symptom Normal discharge but cells appear darker due to weak light emission occurring mainly at low 5 degree Full white Red Green Blue pattern or gradation pattern Cause Panel MgO deposition count and thinckness aging condition Circuit drive waveform voltage ...

Страница 108: ...ge Defect Exhaust pipe damage Symptom Panel crack or break No image appears in some cause depending on the damaged parts and damage level Symptom Crack in break if exhaust pipe an image is partially lacking or the panel noise occurs depending on the damaged parts and with the passage of time ...

Страница 109: ...areless handling Panel Flatness assembly error Cause Careless panel handling 5 Disassembling Assembling 5 1 Tools and measurement equipment 5 1 1 Tools 1 type Screw Drivers to screw the screws 2 Air Blower 3 Earth Ring 4 Small Driver to adjust potentiometer 5 Dummy Discharge Resistor 2 4kOhm 10W 5 1 2 Measuring Equipment 1 Oscilloscope 500MHz sampling 2 Probe 10 1 ...

Страница 110: ...Beko Elektronik A S Service Manual Plasma Display Module Samsung V3 33 44 3 Digital Multi meter 4 Signal Generator 5 2 Exploded View ...

Страница 111: ...y Module Samsung V3 34 44 5 3 Disassembling Re assembling 5 3 1 Disassembling Re assembling of FPC Flexible Printed Circuit and Y Buffer Upper and Lower 1 Removal procedures 1 Full out the FPC from Connector by holding the lead of the FPC with hands ...

Страница 112: ...il to be connected completely Notice Be careful do not get a damage on the connector pin during connecting by mistake 5 3 2 Assembling Disassembling of Flat Cable Connector of X Main Board 1 Disassembling Procedure 1 Pull out the clamp of connector 2 Pull Flat cable out press down lightly 3 Turn the Flat cable reversely 2 Assembling Procedure ...

Страница 113: ...sassembling the FFC and TCP from Connector 1 Disassembling of TCP 1 Open the clamp carefully 2 Pull the TCP out from Connector 2 Assembling of TCP 1 Put the TCP into the Connector carefully 2 Close the clamp completely The sound Dack comes out Notice TCP and Connector was connected surely Notice 1 Checking whether the foreign material is on the Connector inside before assembling of TCP ...

Страница 114: ... 3 Misassembling of TCP 1 The misassembling of TCP is the cause of defect 4 Checking method of misassembling of TCP 1 Disconnecting H3 from CN8006 of LBE 2 Whether H8 and H9 are connected 3 Checking the resistance between Pin 1 and 5 Resistance a few K Ohm OK Resistance 20 Ohm At least more than 1pc of TCP is wrong 5 Assembling Disassembling of FFC ...

Страница 115: ... A S Service Manual Plasma Display Module Samsung V3 38 44 This is the photo of the assembling of FFC The procedure of assembling and disassembling of FFC is the same as TCP 5 3 4 Exchange of LBE LBF LBG board Photo 1 ...

Страница 116: ...ector 7 Connect the TCP FFC and power cable to the connector 8 Reassemble the TCP heat sink 9 Screw in order of 4 1 7 6 5 3 2 Photo 2 If you screw too tightly it is possible to get damage on the Driver IC of TCP Logic 5 3 5 Exchange YBU YBL and YM board 1 Separate all of the FPC connector of YBU Y Buffer upper and YBL Lower Photo 1 2 Separate all of the connector of CN5001 and CN5008 from Y Main 3...

Страница 117: ...Main 9 Connect the connector of CN5006 and CN5007 among YBU YBL and YM 10 Arrange the board on the chassis and then screw to fix 11 Connect the FPC and YM of panel to the connector 12 Supply the electric power to the module and then check the waveform of board 13 Turn off the power after the waveform is adjusted ...

Страница 118: ...he connection of module c The grounding and easily short circuited parts are not damaged 2 Check the Dip Switch is located module inside 3 Turn on the power to PDP module and then check that LED lights up and the SET is working well 4 Check the power voltage after turn on the power and then check the Display condition by tapping slightly the Y FPC 2 or 3 times 5 Check whether something wrong durin...

Страница 119: ...ator Level 7 Operation Check 7 1 Adjustment Specification Checking Position etc V3 1 TCP Ramp Waveform Inclination Adjustment Y Board Dip Switch Mode Internal External Adjust VR5002 to set the time of Vset in 10 Adjust VR5002 to set the time of Vset in 10 Adjust VR5001 to set the 3SF Falling time in 30 Adjust VR5004 to set the voltage of Vsch in 40V 1 2 3 4 1 2 3 4 ...

Страница 120: ...ting Horizontal Division Check the Reset waveform when the V_TOGG Level is changed Set the Vset to 10us by adjusting VR5002 GND maintenance section should be checked after the Vertical Division is readjusted to 2V or 5V Set the Falling maintenance time to 30us by adjusting R5003 Change the waveform position of Oscilloscope to 3SF and then set the Falling maintenance time to 30us by adjusting the V...

Страница 121: ... 42V3 LJ44 00068A X53 109 PCB ASSY Y BOARD SDI 42V3 LJ92 00944B X51 112 FPC 58x61mm H V 86LINES 0 6PITCH 80P LJ94 00002A X51 113 FFC CABLE FLAT LOGIC XBOARD 3809 001396 60V 105C 210MM 30P 0 5MM UL20861 X51 115 FFC CABLE FLAT LOGIC YBOARD 3809 001397 60V 105C 105MM 40P 0 5MM UL20861 X53 116 FFC CABLE FLAT 42V3 LOGIC L BUFFER 3809 001414 X53 116 FFC CABLE FLAT 42V3 LOGIC L BUFFER 3809 001414 X53 116...

Страница 122: ... 10 MHDR2X5 JP400 ADRESS20 ADRESS20 GND GND GND 3K3 R400 3K3 R401 0R J400 3 3V_STBY 3 3V_STBY 3 3V_STBY 3 3V_STBY 3 3V_STBY 3K3 R402 3K3 R403 3 3V_STBY 0R J403 GND 3 3V_STBY 0R J402 3 3V_STBY ROMOEn ROMWEn ROMOEn ROMWEn NMI 3 3V_STBY 18P 0603 C403 GND GND 18P C404 GND GND GND 4K7 R405 3 3V_STBY GND TP204 0R J1000 FLASHMEMORY RESETIC P6 L6B PLAZMA R84 820 Subjecttochangewithoutnotice DBO3 DGO0 DBE2...

Страница 123: ..._AUDIO_IN_L SC1_AUDIO_IN_R SC3_AUDIO_IN_R SC3_AUDIO_IN_L SCART_FB MAIN_L MAIN_R SC2_AUDIO_IN_R SC1_OUT_R SC2_AUDIO_IN_L SC3_AUDIO_OUT_R SC3_AUDIO_OUT_L SC2_AUDIO_OUT_R SC2_AUDIO_OUT_L SC1_OUT_L RGB_SWITCH SCART_RED SCART_BLUE SCART_GREEN LED1_O LED2_O IRRCVR KPD 3 0 SCL_5V SDA_5V AMP_SLEEP 3 3V_STBY 5V 5V_STBY 12V_AMP MUTE SWIN SCART3_CHROMA switch Audio_InOuts SCHDOC AGC 1 TU 2 AS 3 SCL 4 SDA 5 N...

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