Beko L6B PDP TV Service Manual
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Beko L6B PDP TV Service Manual

Beko L6B PDP TV Service Manual

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L6B PDP TV
SERVICE MANUAL

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  • Page 1 L6B PDP TV SERVICE MANUAL...
  • Page 2 CONTENTS PAGES Safety Instuctions Technical Specification User Instruction 8-29 Back Appearance of TV Interconnection Diagram Block Diagram Block Diagram of Power Supply 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...
  • Page 3 SAFETY PRECAUTIONS GENERAL GUIDELINES There are electro-static sensitive components in PDP Module. Please earth human It is advised to insert an isolation transformer in the body when handle the PDP.In addition, please do AC supply before servicing a hot chassis. not touch the interface connector pin with bare.
  • Page 4 Important information Read and heed the notes on safety so that no hazard to your health arises during contractual use. Errors during installation and connection can damage the device or subsequently related devices. Always keep the operating instructions within reach. Heed the warnings on the device and in the operating instructions.
  • Page 5 • Signal inputs • In the event of lengthy absence or during thunderstorms, pull the mains plug from the socket, Always turn the plasma display and the signal and pull the house antenna socket from the antenna source off before you establish a connection between jack.
  • Page 6 Important notes on safety! Your safety and the safety of others is important. Please, therefore, ensure you read the Safety instructions before you operate this television. Safety instructions 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.
  • Page 7 PC FORMATS DOS Modes 640 x 400 and 720 x 400 VGA (640 x 480) @ 50Hz - 90Hz repetition rate SVGA (800 x 600) @ 50Hz - 90Hz repetition rate WVGA (848 x 600) @ 50Hz - 90Hz repetition rate XGA (1024 x 768) @ 50Hz - 90Hz repetition rate IMAGE FORMATS 4:3, 16:9, auto, zoom, letterbox, subtitle...
  • Page 8 Special Features • 42’’ PDP VGA Panel • 852x480 pixels • 16,722,216 color (8 byte) • Available for Cable Channels (A decoder may be required) • 3000:1 contrast ratio • 2x7 W Stereo sound (With detachable speakers) • 800-Page Teletext Feature •...
  • Page 9 Connection of Mains Cable Always utilise the enclosed mains cable in order to • USA guarantee optimal image quality. • Germany First of all, insert the main cable into the input panel, • Canada and only thereafter into the socket. •...
  • Page 10 Turning On the Plasma Display Operating Modes You can only control your plasma display with the remote control when the device is in stand-by mode. Switch the mains switch in the input panel into Position I. The operational display on the front side of the display screen lights up red.
  • Page 11 Control Unit SCART - 2 SPEAKER OUT SVHS AV IN AV OUT SCART - 1 VIDEO VIDEO PC DVI - D AUDIO IN 10 11 12 SOURCE MENU PROG Remote control Speaker out (L) Stand-by Speaker out (R) PC sound input Power on / off Scart 1 DVI-D...
  • Page 12 Remote control 1. Picture Format choice button ( 2. Temporary sound mute button ( 3. Equalizer selection button ( 4. PIP Position choice button 5. PIP/PAP On-Off button 6. AV modes select button 7. Numeric buttons 8. ZOOM mode choice button 9.
  • Page 13 Using the TV Turning on for the first time and Tuning TV controls Temporary On-Off (STAND-BY) Programme selection Press the ( buttons on your When you press the red ( ) stand-by remote control, or by selecting a numeric button (temporary on-off function) located button in order to get the desired channel on the upper right hand side of your on your television.
  • Page 14 Control Menu Press the ( ) button Press the right move Press the ( ) button. You will see the button ( ) to select the Adjustment menu. MENU with all the headings of the You can reach this menu directly by different controls on screen.
  • Page 15 Manual tuning and storing of the television channels If you already know the Channel number Press the ( ) button. Press the right move Using the Up ( ) button select the Channel line button to select the Adjustment menu. and enter the channel number by using the You can reach this menu directly by numeric keypad or right-left buttons.
  • Page 16 If you do not know the Channel Fine tuning number If the current channel requires fine tuning, select the Manual Fine Tuning bar by Press the ( ) button. Press the right move using the down ( ) button in the ( ) button to select the Adjustment Manual Tuning menu.
  • Page 17 Program Table Skipping a program that has been stored Press the ( ) button. Press the right move In the event that you do not wish to come button to select the Adjustment menu. across certain programs while going up You can reach this menu direclty by and down between channels using the pressing the ( ) button.
  • Page 18 The setup of your television: Balance: To adjust the volume balance between the left and right speakers to the desired level, Setting up the Sound Menu select the Balance bar using the down ( ) button. You can set the volume with the “ VOL+” and “VOL -“...
  • Page 19 Picture Setup (Green button) Depending 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.
  • Page 20 Features Menu (Yellow Button) Stand-by Control: Your television features an automatic stand-by feature which can be enabled between 15 and 120 minutes. If you want your television to autmatically go into stand-by, please select the Stand- by Control line. Select the desired duration with the Right ( ) and left ( ) button.
  • Page 21 FREEZE: This feature enables you to freeze the PIP Size image of a program you are watching. This feature enables you to resize your PIP window. For this press the ( ) button, For this use the ( ) button on your remote while having PIP on screen, to bring the control, make sure you don’t have any PIP Size menu on screen.
  • Page 22 Using Teletext TV/Text mix To view a TV programme whilst in text mode, press the ( ) button. The text Teletext is an information system that displays will be superimposed over the TV text on your TV screen. Using the teletext control programme.
  • Page 23 Page Stop To reveal information Press the ( ) button to reveal concealed If the page of text you have selected information (quiz answers etc.). contains sub pages, these sub pages will automatically be displayed in order Press the ( ) button again to cancel with a delay to allow you to read the the information again.
  • Page 24 Connecting external equipment AV Inputs: Connecting a video recorder Press the ( ) button on your remote control. You will enter the Source menu from where you can Via SCART elect the screen input mode. Here select the input Make sure the TV and video recorder are both you desire.
  • Page 25 Via aerial socket Via RCA lead and S-Video socket You can also connect it through the Make sure the TV and video recorder are both S-Video socket of the TV. switched off. Plug the S-Video plug into the S-Video socket Unplug the aerial lead form the TV and plug and the audio leads into the audio sockets.
  • Page 26 Connecting a DVD player Via RCA lead Make sure the TV and DVD player are both Via SCART switched off. Make sure the TV and DVD player are both Plug one end of the RCA lead into the video and switched off.
  • Page 27 Connecting a decoder Plug one end of the RCA lead into the video and audio out sockets on the back of the decoder Via SCART and plug the other end into the video and audio in sockets on the TV. Make sure the TV and decoder are both switched off.
  • Page 28 INTRODUCTION Because your 42” 16:9 PDP-TV equipment is provided with VGA inputs, it may be used as a PC monitor as well. (Pug&Play) Connecting PC: Automatic Configuration: The most suitable geometric settings in accordance to the entry Connect your PC through the D-Sub connector mode is configured by this function.
  • Page 29 Connecting TV with video and satellite/digital receiver Connecting TV with camcorder Connecting TV games and computer...
  • Page 30 Technical specifications table 42” 16:9 Plazma TV 2X7 W 275 W General technical specifications Power Supply AC: ................230 V 50 Hz Number of preset programmes: ......100 RF Aerial input:............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)
  • Page 31 L6B Chassis Panel Power Supply Power Supply Scart Adaptor Chassis Note: You can find more detailed informations regarding panel and panel modules in the panel sections of the service manual.
  • Page 32 TO PANEL PSU MAIN CHASSIS JP453 POWER JP452 JP451 SUPPLY MODULE S150 SPEAKER S550 PANEL LOCIG BORD S350 JP450 MAIN POWER TO HEADPHONE JACK SWITCH MODULE IR RECEIVER/LED KEY BOARD 220V AC MODULE MODULE INPUT...
  • Page 33 L6B BLOCK DIAGRAM Video-Main SDRAM RF In IF IC TDA9886T Tuner-Main MT48LC16M 16 Bit PW1231 Tuner-PIP IF IC TDA9886T EEPROM De-Interlacer 24C64 24 Bit RGB AV-Out Video Flash Memory AM29VL160 AV4 Video-In Video-PIP Video Switch PW181 TDA6415C Video In/Out 16 Bit IMAGE PROCESSOR Progressive...
  • Page 34 L6B POWER SUPPLY BLOCK DIAGRAM (MAIN CHASSIS) J450 F450 +2,5V_STBY U454 U458 U451 (5V) +5V_STBY LM2576 NCP1117 FDS9933A DC_IN F451 VOLTAGE S450 +3,3V_STBY DOUBLER '33V +1,5V_STBY U450 NCP117 12V_AMP U452 FDS9933N U456 U457 LM317 STAND_BY +3,3V NCP1117 U453 U455 +12V PANEL_POWER FDS9933N LM2576...
  • Page 35 L6B SERVICE MENU 1. Activating the Service Menu When the menu is on the screen press ‘9’, ‘3’, ’0’, ’1’ on the remote controller. This will activate the service menu. 2. Service Menu Structure The service menu has three items: display, calibre and version 2.1 Display Display item has seven options: a- Panel...
  • Page 36 2.2 Calibre Calibre item has nine options: a- video format Video format option force the video format to the desired format. Selectable formats are Auto, Pal, NTSC and SECAM. b- colorspace Colorspace option gives the information about the video input colorspace input to PW181 IC.
  • Page 37 TEA6415C BUS-CONTROLLED VIDEO MATRIX SWITCH 20MHz BANDWIDTH CASCADABLE WITH ANOTHER TEA6415C (INTERNAL ADDRESS CAN BE CHANGED BY PIN 7 VOLTAGE) 8 INPUTS (CVBS, RGB, MAC, CHROMA, ...) 6 OUTPUTS POSSIBILITY OF MAC OR CHROMA SIGNAL FOR EACH INPUT BY SWITCHING-OFF THE DIP20 CLAMP WITH AN EXTERNAL RESISTOR (Plastic Package)
  • Page 38 TEA6415C BLOCK DIAGRAM P ERI P ERI LUMA CHROMA DEC. POWER CVBS (MAC/DEC) CVBS (P ERI P LUG1) CVBS (AM TUNER) MAC S IGNAL (AMTUNER) CVBS (P ERI P LUG2) CVBS (FM TUNER) MAC S IGNAL (FM TUNER) SYNCHRO (TTX/BTX) DECODER DATA P ROG...
  • Page 39 C-bus controlled single and multistandard TDA9885; TDA9886 alignment-free IF-PLL demodulators FEATURES • 5 V supply voltage • Gain controlled wide-band Vision Intermediate Frequency (VIF) amplifier, AC-coupled • Multistandard true synchronous demodulation with active carrier regeneration: very linear demodulation, • SIF-AGC for gain controlled SIF amplifier, single good intermodulation figures, reduced harmonics, and reference QSS mixer able to operate in high excellent pulse response...
  • Page 40 This text is here in white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader.This text is here in _white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader.This text is here inThis text is here in white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader.
  • Page 41 TEA6420 BUS-CONTROLLED AUDIO MATRIX 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 SHRINK24 VERY LOW DISTORSION (Plastic Package) ORDER CODE : TEA6420 DESCRIPTION SO28 The TEA6420 switches 5 stereo audio inputs on (Plastic Micropackage) 4 stereo outputs.
  • Page 42 TEA6420 BLOCK DIAGRAM RIGHT INPUTS GAIN = 0/2/4/6dB RIGHT OUTP UTS SUPPLY BUS DECODER S CL ADDR LEF T OUTP UTS GAIN = 0/2/4/6dB LEF T INPUTS ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit Supply Voltage 10.2 Operating Ambient Temperature 0, + 70 oper Storage Temperature...
  • Page 43 PW1231 Product Specification General Crystal The PW1231 is a high-quality, digital video signal processor that incorporates Pixelworks’ patented deinterlacing, scaling, and video enhancement algorithms. The PW1231 accepts industry-standard video Video Digital PW1231 Video formats and resolutions, and converts the input into any Decoder Output desired output format.The video algorithms are highly...
  • Page 45 Pinout Information Pin Diagram PVDD PVDD PVSS PVSS MPDVSS DPAVSS MPAVDD DPAVDD DPDVSS DPDVDD CGMS TESTCLK TRSTN RESETn MD15 TEST MD14 DCLK MD13 PW1231 MD12 MD11 MD10 (Top View) PVDD PVSS PVSS PVDD MCLK MCAS MRAS MCLKFB MA12 MA11 MA13 MA10 PVDD Figure 2-1 PW1231 Pin Layout...
  • Page 46 PW181 Product Specification General Description The PW181 ImageProcessor is a highly integrated Crystal “system-on-a-chip” that interfaces computer graphics and video inputs in virtually any format to a fixed-frequency flat panel display. Video Video Decoder Input Computer and video images from NTSC/PAL to WUXGA PW181 Display at virtually any refresh rate can be resized to fit on a fixed-...
  • Page 47 A(19:0), RAMWE, D(15:0), RAMOE, BHEN, CPUTMS, PortC PortB PortA ROMWE, CS(1:0), CPUTCK, CPUTDO EXTINT RxD, TxD IRRCVR (1:0) (7:0) (7:0) (7:0) CPUTDI ROMOE RD, WR PortD(7:0) PortE(7:0) PortF(7:0) Processor ROM/ 16-bit Watchdog and Interrupt 2-Wire UART GPIO Turbo µP Serial RAM Interface Timers Controller...
  • Page 48 PDP 42" LG V6 PANEL VE PW SP.DAEGIL PSU ZR1910 ADAPTOR SPS 180W 24/5 12/5 PFC 2PIN(LISH ZR4187R R/C L6B SASI REMOTE CONTROL JAECS SILVER BRAND-BEKO/TEST 42P6B43 SIL CU 038980R MAIN CABLE PC/MONITOR 2MT EUROWITH FERR X24251F FRONT COVER 42"PDP B43 WITH KEY.B.SIL.P.
  • Page 49 Part Codes Part Definition Quantity 170102R RC-CHIP 10R J 1/8W /1206 170112R RC-CHIP 2K J 1/16W /0603 TAPE 170154R RC-CHIP 150R J 1/16W /0603 TAPE 170181R RC-CHIP 18R J 1/16W /0603 170474R RC-CHIP 47R J 1/16W /0603 TAPE 170560R RC-CHIP 56R J 1/16W /0603 TAPE 170686R RC-CHIP 68R J 1/10W /0603 170751R...
  • Page 50 Note:This list tentative and also cabinet and other cosmetics parts can be changed with your model, For such a issue please contact Beko Spare part department by giving your model .For panel modules codes, see in the panel service manual.
  • Page 51 FREQUENCY TABLE (MHz) Channel Number L/L' 49.75 49.75 47.75 48.25 59.25 59.25 55.75 55.25 77.25 77.25 60.50 62.25 85.25 85.25 63.75 175.25 93.25 93.25 176.00 182.25 175.25 175.25 184.00 189.25 183.25 183.25 192.00 196.25 191.25 191.25 200.00 203.25 199.25 199.25 208.00 210.25 207.25...
  • Page 52 Channel Number L/L' 663.25 663.25 663.25 663.25 671.25 671.25 671.25 671.25 679.25 679.25 679.25 679.25 687.25 687.25 687.25 687.25 695.25 695.25 695.25 695.25 703.25 703.25 703.25 703.25 711.25 711.25 711.25 711.25 719.25 719.25 719.25 719.25 727.25 727.25 727.25 727.25 735.25 735.25 735.25 735.25...
  • Page 53 Channel Number L/L' 259.25 271.25 271.25 284.75 266.25 279.25 279.25 296.75 273.25 287.25 287.25 55.75 280.25 295.25 295.25 60.50 287.25 303.25 303.25 63.75 294.25 303.25 303.25 311.25 311.25 311.25 311.25 319.25 319.25 319.25 319.25 327.25 327.25 327.25 327.25 335.25 335.25 335.25 335.25 343.25...
  • Page 54 PDP MODULE SERVICE MANUAL MODEL : PDP42V6#### 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..
  • Page 55 SAFETY PRECAUTIONS PDP Module is a display device to be divided into a Panel part (8) If the power cable is damaged, or if the connector is loose, and a Drive part. The Panel part consists of do not use the product: otherwise, this can lead to fire or Electrodes, Phosphor, various dielectrics and gas, and the Drive electric shock.
  • Page 56 (10) In order to protect static electricity due to C-MOS circuitry of (21) This product has a glass display surface. Design your the Drive part, wear a wrist band to protect static electricity system so that excessive shock and load are not applied to the glass.

  • Page 57: Table Of Contents

    [PDP42V6#### Module] CONTENTS ¥ . Formation and Specification of Module ¥– . Adjustment ¥† . Trouble Shooting 1. Checking for No Picture 2. Hitch Diagnosis Following Display Condition 2-1. 4/7 or 3/7 of the screen doesn’t be shown 2-2. Screen doesn’t be shown as Data COF 2-3.

  • Page 58: Formation And Specification Of Module

    ¥ . Formation and Specification of Module External Cable Connection Connector Input Voltage & Signal P1[Z SUS B/D] 5V, Va, Vs P5[Y SUS B/D] P6[Y SUS B/D] P31[CTRL B/D] Video Signal Part No. Description PWB(PCB) ASSY 6871QCH034A LVDS CTRL B/D ASSY PWB(PCB) ASSY 6871QDH066A Y DRV UPPER B/D ASSY...

  • Page 59: Adjustment

    ¥– . Adjustment 1. Application Object 3-2 Adjustment after assembling This standard is applied to the PDP42V6#### PDP Module (PDP Module adjustment) which is manufactured by the manufacturing team of PDP (1) Setting up the initial voltage and adjusting the voltage promotion department or elsewhere.
  • Page 60 (2) Adjusting Vset-down Voltage Wave form 5-2. Connection diagram of measuring Turn the VR2 of Y-SUS PCB and make the “B” wave form instrument and setting up the initial Fig. 2 to be 150!5µs. voltage (1) Connection diagram of measuring instrument Refer to figure 1.
  • Page 61 (3) Measuring the Vs voltage Margin and deciding the voltage ¤ Convert the signal of signal generator to the 100% Full Red signal. ¤Ł Turn the voltage adjusting knob of Vs DC power supply to the voltage -down direction and make the cell of screen turned off.
  • Page 62 E/ X Tub e Y - SUS Z - SUS CONTROLLER X Lef t X rig ht vo lt ag e 1. 5 DC Power Supply for 5V vo lt ag e 65 0. 1 DC Power Supply for Va vo lt ag e Power 185 1.

  • Page 63: Trouble Shooting

    ¥†. Trouble Shooting 1. Checking for no Picture A screen doesn¡fl t display at all and condition of black pattern or power off. (1) Check whether the CTRL B/D LED(D10, D11, D12, D13, D17) is turned on or not. (2) Check the power and signal cable of CTRL B/D. (3) X B/D, Y B/D, Z B/D is well plugged in.
  • Page 64 English...

  • Page 65: Hitch Diagnosis Following Display Condition

    2. Hitch Diagnosis Following Display Condition 2-2. The screen doesn’t be shown as Data 2-1. 4/7 or 3/7 of the screen doesn’t be (Include not be shown part of Data COF quantity or a part) shown (1) The problem between Data COF and X B/D is more (1) Confirm the power connector of X B/D is well plugged in possible that the screen is not be shown as data COF.

  • Page 66: Regular Stripe Is Generated About The Quantity Of One Data Cof Ic Or More

    2-3. It Generates Unusual Pattern of Data 2-4. Regular Stripe is Generated about the COF IC unit Quantity of one Data COF IC or more (1) In case of generating unusual pattern of Data COF IC unit (1) In case of generating regular stripe about the quantity of as below picture, there is problem in the check that is input one Data COF IC, there is problem at the output of output- into Data COF IC...
  • Page 67 2-5. The screen display has a problem for 2-6. The screen has a vertical line with Scan FPC. regular gap. (A vertical stripe flash at especial color) (1) It’s may be a problem between Scan FPC and Y B/D. (2) Check the connection of Y B/D and Scan FPC. (1) This is a problem about control B/D.
  • Page 68 2-8. The screen has one or several vertical 2-10. The screen displays input signal line pattern but the brightness is dark (1) In this case, It isn’t a problem about controller B/D or X (1) In this case, Z B/D operation isn’t complete. B/D.
  • Page 69 2-12. A center of screen is darker than a edge of screen at full white pattern. (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.

  • Page 70: Checking For Component Damage

    3. Checking for component damage 3-2. FET Ass’y(Y B/D: HS1) damage 3-1. Y IPM(IC 12) or Z IPM(IC 4) damage (1) When Set_Up FET is damaged, screen doesn’t be shown (1) When the internal Sustain_FET of Y IPM(IC 12) or Z Test Point: Enlarge the after measuring GND~B103(Y IPM(IC 4) is damaged, screen doesn’t be shown or electric B/D)

  • Page 71: Scan Ic(Y Drv B/D: Ic1~8) Damage

    3-3. SCAN IC(Y drv B/D: IC1~8) damage (4) In case of shorting the SCAN IC output by a dust, foreign substance, it may overlap two horizontal lines on screen. Test Point: ICT measurance of GND~Y drive B/D output (1) In case of SCAN IC poor, one horizontal line may open at Wave format: As shown (Fig.

  • Page 72: Cof Damage

    3-4. COF damage 3-5. Crystal(CTRL B/D: X1) damage (1) In case of shorting or opening the IC output of COF, it may (1) When Crystal is damage, the screen doesn’t be shown. show one or several vertical lines. Test Point: Measuring 3pin of GND~Crystal(Ctrl B/D: X1) Test Point: Enlarge the after measuring output TP of Wave format: Output wave doesn’t come out GND~COF...

  • Page 73: Block Diagram

    ¥‡. Block Diagram E/ X Tub e Y - SUS Z - SUS CONTROLLER X Lef t X rig ht vo lt ag e 1. 5 DC Power Supply for 5V vo lt ag e 65 0. 1 DC Power Supply for Va vo lt ag e 185 1.

  • Page 74: Records Of Revision For Boards, Components And Rom Data

    ¥· . Records of Revision for Boards, components and ROM DATA 1. Boards Date Board Part Number Note 2004.01.21 CTRL B/D ASSY(LVDS) 6871QCH034A Initial Product Initial Product 2004.01.21 YDRV Upper B/D ASSY 6871QDH066A 2004.01.21 YDRV Lower B/D ASSY 6871QDH067A Initial Product 2004.01.21 Y SUS B/D ASSY 6871QYH029A...
  • Page 75 2. COMPONENTS Date COMPONENT Part Number Remark Initial Product 2004.01.21 Y IPM(Y B/D: IC 12) 4921QP1023A Apply to DRIVER IC: IR2113S 2004.01.21 Initial Product Z IPM(Z B/D: IC 4) 4921QP1024A Apply to DRIVER IC: IR2113S 2004.01.21 Initial Product FET(Y B/D: HS1) 4921QF2004A Set_up/Set-dn FET Ass’y 2004.01.21...
  • Page 76 3. ROM DATA Date ROM Data Version Contents 2004.02.18 42V62MS01 Initial ROM Data for DND 2004.02.18 42V62JN01 Initial ROM Data for HTC - 23 -...
  • Page 77 SPARE PART LIST V6 (LG) Parts Code Description X56101 PCB ASSY LVDS LV42V6 (6871QCH034A) X56103 PCB ASSY 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...
  • Page 78 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 DATE: July 15, 2004 Beko SERVICE MANUAL 107cm (42 Inch) Wide Plasma Display Module MODEL : 42” S3.1 PDP 1 / 44...
  • Page 79 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 CONTENTS 1.Overview 1-1 Model Name of plasma Display 1-2 External View 1-3 Specifications 2. Precaution 2-1 Handling Precaution for Plasna Display, Safety Precautions for Service (Handling, prevention of a electrical shock, measure against power outage, etc) 3.

  • Page 80: Overview

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 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 】 3 / 44...

  • Page 81: Specifications

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 1-3 Specifications Item Specification Pixel 852 (H) × 480 (V) pixels (1 pixel = 1 R,G,B cells) Number of Cells 2556 (H) × 480 (V) Pixel Pitch 1.095 (H) ㎜ × 1.110 (V) ㎜...

  • Page 82: Precaution

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 2. PRECAUTIONS ** To prevent the risks of unit damage, electrical shock and radiation, take the following safety, service, and ESD precautions. 2-1 Handling Precautions for Plasma Display PDP module use high voltage that is dangerous to human.
  • Page 83 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 ( Safety Precautions ) Before replacing a board, discharge forcibly If any parts of wire is overheats of damaged, The remaining electricity from board. replace it with a new specified one...
  • Page 84 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 ( Precaution when repairing ESD ) There is ESD which is easily damaged by Must use anti-static solder removal device. electrostatics.(for example Integrated circuit, Most removal device do not have antistatic...

  • Page 85: Name & Function

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 3.NAME & FUNCTION 3-1 Layout of Assemblies 8 / 44...
  • Page 86 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 1. L-Main 7. F-Buffer 9 / 44...
  • Page 87 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 2. X-Main 3. Y-Main 4, Y-Buffer (upper) 5. Y-Buffer (lower) 6. E-Buffer 8. G-Buffer 10 / 44...

  • Page 88: Block Diagram

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 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 11 / 44...
  • Page 89 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 L o g ic 신 호 입 력 부 S ig n a l in p u t S e c t io n P o w e r S u p p ly I n p u t...
  • Page 90 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 Vset Vsc_h Ysc_h YDCL Yset Panel RAMP bead Ysc_l bead R5124 YDCH RAMP RAMP R5118 R5117 10us V set V sc_h G N D V fr=V sc_l+12V V sc_l 30us 30us <...

  • Page 91: Main Function Of Each Assembly

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 3-3 Main function of Each Assembly ■ X-main board : The X-main board generate a drive signal by switching the FET in synchronization with logic main board timing and supplies the X electrode of the panel with the drive signal through the connector.

  • Page 92: Product/Serial Label Location

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 signal and feeds it to the address drive IC (COF module) (video signal- X Y drive signal generation , frame memory circuit / address data rearrangement) ■.Logic buffer(E,F) : The logic buffer transmits data signal and control signal.

  • Page 93: Flow Chart

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 4-1 Flow chart * A/S Check Point * 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...
  • Page 94 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 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.
  • Page 95 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 18 / 44...
  • Page 96 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 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.
  • Page 97 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 20 / 44...
  • Page 98 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 4-1-4 Sustain Open (some horizontal lines don’t exist on screen) 21 / 44...
  • Page 99 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 4-1-5 Sustain Short ( 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.
  • Page 100 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 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.

  • Page 101: Defects , Symptoms And Detective Parts

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 4-2 DEFECTS, SYMPTONS AND DETECTIVE PARTS Condition Name Description Related Board ■ No Voltage Output Operating Voltages don't exist. Operating Voltages exist, but an Image ■ No Display Y-MAIN, X-MAIN, Logic Main, Cables...
  • Page 102 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 some horizontal lines appear to be ■ Sustain Short Scan Buffer, FPC of X / Y linked on screen ■ Address Open some vertical lines don't exist on screen Logic Main, Logic Buffer, FFC,TCP some vertical lines appear to be linked ■...
  • Page 103 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 ② Parts : TCP, Board connection defect ② Part : TCP/buffer defect lighting electrode cutting ③ Operation : Assembly error / Film damage defect 26 / 44...
  • Page 104 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 ◈ Defect: Address output error ◈ Defect: Sustain(horizontal stripe) Open ■ Symptom.: A defect other than address open ■ Symptom : One or more line do not light up in Sustain direction...
  • Page 105 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 ◈ Defect: Sustain(horizontal stripe) Short ◈ Defect: Dielectric material layer damage ■Symptom : Combined or adjacent lines are short in ■ Symptom: Burn caused by the damage of address bus dielectric sustain direction.
  • Page 106 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 <Add and Sustain Open> ■Cause ■Cause : layer uneven / abnormal voltage / foreign material ① manufacturing : Panel electrode short/Foreign repair failed material. ② Parts : Board/ connector/pin error ③ Operation : connector / assembling error...
  • Page 107 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 ◈ Defext: F/White low discharge ◈ Defect: Weak discharge ■Symptom : Low discharge caused by unstable cells ■Symptom : Normal discharge but cells appear darker due to occurring at full white pattern if high weak light emission occurring mainly at low (60 degree) or normal temparature.
  • Page 108 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 ◈ Defect : panel damage ◈ Defect: Exhaust pipe damage ■ Symptom : Panel crack or break. No image appears in some ■ Symptom. : Crack in break if exhaust pipe...

  • Page 109: Disassembling / Assembling

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 ■ Cause : Careless panel handling ■ Cause ① Manufacturing : Flatness/palette pin interruption ② Operation : overload of panel corner / careless handling ③ Panel : Flatness / assembly error 5.

  • Page 110: Exploded View

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

  • Page 111: Disassembling & Re-Assembling

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 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.
  • Page 112 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 2. Assembling Procedures 1) Push the lead of FPC with same strength until to be connected completely. * Notice : Be careful do not get a damage on the connector pin during connecting by mistake.
  • Page 113 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 Put the Flat cable into the connector press down lightly until locking sound (“Dack”) comes out. 5-3-3 Assembling & Disassembling the FFC and TCP from Connector 1. Disassembling of TCP Open the clamp carefully.
  • Page 114 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 2) Be careful do not get a damage on the board by ESD during handling of TCP. 3. Misassembling of TCP 1) The misassembling of TCP is the cause of defect.
  • Page 115 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 ( 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...
  • Page 116 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 ( Photo 2 ) 1) Remove the screws in order of 2-3-5-7-1-4 from heat sink and then get rid of heat sink. ( Photo 1 ) 2) Remove the TPC, FFC and power cable from the connectors.
  • Page 117 Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 8) Reassemble the YBU and YBL to the Y-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.

  • Page 118: Operation Check After Repair Service

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 6. Operation Check after Repair Service 6-1 Check Item Check I t em Speci f i cat i on Rem ar ks TCP A ssem bl i ng condi t i on...

  • Page 119: Operation Check

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 9) Check the Low-discharge, Over-discharge and panel condition by adjusting the Pattern Generator Level. 7. Operation Check 7-1 Adjustment Specification, Checking Position etc. V3.1 TCP Ramp Waveform Inclination Adjustment ( Y-Board )

  • Page 120: Adjusting Procedure

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 7-2 Adjusting procedure 1) Get Pattern to be Full White. 2) Adjust Vsch to 40V by using VR5004 ( Vsch should be connected to “+” unit of Multimeter). Vsch is over 95V than Vsc_l.

  • Page 121: Spare Part List For The Panel

    Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3 8. SPARE PART LIST FOR THE PANEL Beko Part Code Part Definition X53.101 PCB ASSY X MAIN ASSY (LJ92-00943A) PCB ASSY LOGIC-BUFFER(E) (LJ92-00811A) X53.102 X53.103 PCB ASSY LOGIC-BUFFER(F) SDI 42V3 (LJ92-00812A) X53.104...
  • Page 122 P6 L6B PLAZMA AUDIO VGA-DVI DECODER SCART I/0 C109 220N PC_AUDIO_IN_R ASW_AUDIO_OUT_L C110 1NF K 50V +5V_HP C111 220N HP_L 100N 10uH 1NF K 50V C129 1NF K 50V 220N C112 10U50V C144 220N C204 C205 ASW_AUDIO_OUT_R C113 PC_AUDIO_IN_L AD9887_A 1NF K 50V 220N 1NF K 50V...
  • Page 123 P6 L6B PLAZMA MICROPROCESSOR BLOCK DIAGRAM SCALER-RAM dram 1231 SDRAM31.schdoc S551 +3.3V Tuner R572 Tuner.SCHDOC Audio.schdoc GFBK +3.3V_STBY saa7118-1 QSS_MAIN QSS_MAIN VDECODER.schdoc AM_SOUND AM_SOUND MOLCON2-P2.5 QSS_PIP QSS_PIP GCLK GCLK GFBK A[19..1] RDCLK RP550 GPEN GPEN GREF RESET RESET DCLK MNR14 DCLK IRQ_IDTV RDVS...

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