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Akai PDP4206EM1 Service Manual

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  • Page 2: Table Of Contents

    SERVICE MANUAL Model: PDP4206EM1 Safety Precaution................1-2 Technical Specifications..............3-11 Block Diagram................12-13 Circuit Diagram................14-31 Basic Operations & Circuit Description...........32-36 Main IC Specifications..............37-57 Panel Information................58-96 Spare Part list..................97-98 Exploded View...................99 If You Forget Your V-CHIP Password..........100 Software Upgrade................101 This manual is the latest at the time of printing, and does not include the modification which may be made after the printing, by the constant improvement of product.

  • Page 3: Safety Precaution

    Safety Precaution The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to CAUTION alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclo RISK OF ELECTRIC SHOCK sure that may be of sufficient magnitude to DO NOT OPEN constitute a risk of electric shock to persons.
  • Page 4 PRODUCT SAFETY NOTICE 5. When replacing a MAIN PCB in the cabinet, always be certain that all protective are installed properly such as control knobs, Many electrical and mechanical parts in this adjustment covers or shields, barriers, isolation apparatus have special safety-related resistor networks etc.
  • Page 5 Technical Specifications PDP4206EM1 Standard Test Conditions All tests shall be performed under the following conditions, unless otherwise specified. Ambient light 150ux (When measuring I , the ambient luminance ≦0.1Cd/m Viewing distance 50cm in front of PDP Warm up time 30 minutes...

  • Page 6: Technical Specifications

    Technical Specifications PDP4206EM1 ELECTRICAL CHARACTERISTICS Power Input 60Hz Voltage 100 ~120VAC 5.0 /2.5A Input Current Maximum Inrush Current <30 A (FOR AC110V ONLY) Test condition Measured when switched off for at least 20 mins Frequency 60Hz(±3Hz) 330W Typical Power Consumption...
  • Page 7 Technical Specifications PDP4206EM1 4.2 Audio input VGA(D-Sub 15 Pin Type) ×1 D-Sub 9 Pin (RS-232 Input) × 1 HDMI (Ver. 1.1) connector × 1 S-Video (Mini Din 4 Pin) × 1 V i d e o Input (RCA Type) × 1 YPbPr x 2 Stereo , Audio ×...
  • Page 8 Technical Specifications PDP4206EM1 6.11 Color temperature Contrast at center (50); Brightness center (50); Color temperature set at Natural x=0.285±0.02 y=0.290±0.02 6.12 Cell Defect Specifications Subject to Panel supplier specification as appends. Front Panel Control Button SEL. Up / Down Button Select the Up/Down item in OSD menu.
  • Page 9 Technical Specifications PDP4206EM1 9. Agency Approvals Safety UL, FCC, FDA Emissions UL, FCC, FDA 10. Reliability MTBF : 20,000 hours(Use moving picture signal at 25°C ambient) 11. Accessories User manual x1, Remote control x1, Stand x 1, Battery x 2, AC Cable x 1 12.
  • Page 10 Technical Specifications PDP4206EM1 13 V-Chip: Press this button to enter the V-Chip Function. (Only for AV or S-Video) 14 Number buttons: Use these buttons to enter the password. 15 Swap: Press this button to switch the Main window or Sub window pictures in PIP and Split Screen.
  • Page 11 Technical Specifications PDP4206EM1 13. Support the Signal Mode 13.1. VGA Mode, HDMI Mode or HDTV Mode (YPbPr 1 or YPbPr 2) Horizontal Vertical Dot Clock Mode Resolution Frequency Frequency Frequency (kHz) (Hz) (MHz) 640 x 480 31.50 60.00 25.18 800 x 600 37.90...
  • Page 12 Technical Specifications PDP4206EM1 PHYSICAL CHARACTERISTICS 14. Power Cord Length 1.8m nominal Type optional 15. Cabinet black colour as defined by colour plaque reference number 15.1 Color 15.2 Weight(W/Ostand) 33.6kg Net weight (W/O stand&speaker) 15.3 Dimensions 1050mm Width 657mm Height 99.5mm Depth 10／101...

  • Page 13: Block Diagram

    Block Diagram Product Specification of PDP Module Vs(180V~190V) Memory LVDS Input Controller Input Va(55V~65V) Interface Vcc(+5V) Controller Control Signal (Serial Interface) Driver Timing APL Data Controller Display data, Driver timing Color Plasma Display Panel 852 X 480 pixels Address Driver ☞...
  • Page 14 Block Diagram MAIN/AUDIO BOARD C 4344 Audio DAC 12／101...

  • Page 15: Circuit Diagram

    Circuit Diagram - Power supply board of Audio Amplifier, MPT012A - Main (Video) board - Audio/Tuner board - Keypad board - Remote control receiver board - Remote control board 13／101...
  • Page 16 14／101...
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  • Page 19 JP902 SPDIFOUT Using digital interface: U902 OVDD3.3V# PLL1.8V OVDD3.3V# AVDD3.3V# L900 L903 L914 TVDD3.3V AVDD3.3V DVdd (1.8V) (DVdd+CVdd) 130mA 234mW INPUT OUTPUT L915 C954 C916 C917 C918 C924 C925 C956 C949 C950 C951 C952 C907 C909 PVd (1.8V) (PVd+ALVdd) 30mA 54mW C910 C904 C901...
  • Page 20 D3V3D U1502 D7_SRAM A17_SRAM I/O8 D6_SRAM A16_SRAM I/O7 R1514 RP1503 D5_SRAM A15_SRAM GPIO_P33 I/O6 D4_SRAM A14_SRAM GPIO_P32 I/O5 SDA_S3V SDA_S3V D3_SRAM A13_SRAM GPIO_P31 I/O4 R1515 D2_SRAM A12_SRAM GPIO_P30 I/O3 SCL_S3V RP1501 RP1502 SCL_S3V RP1504 D1_SRAM A11_SRAM TT_SEL I/O2 D0_SRAM A10_SRAM C1512 I/O1 C1513...
  • Page 21 U1101 L1112 VV33 R1112 INPUT OUTPUT R1121 TV_CVBS_M# C1105 C1108 R1114 CVBS_O C1164 Q1101 R1104 3230_VO 3230_VO R1113 R1106 C1163 C1171 R1103 5VVV SGND MREST RP1105 R1101 SDA_S3V C1141 C1142 C1143 C1146 C1145 C1144 SCL_S3V R1102 5VVV RP1106 SGND SGND L1107 C1148 C1147...
  • Page 22 U1401 GV33 INPUT OUTPUT L1412 R1412 C1405 R1414 CVBS_S_O C1463 C1464 5VVG Q1401 SGND R1413 R1404 R1421 C1441 C1442 C1443 C1446 C1445 C1444 C1471 R1403 TV_CVBS_S# MREST C1424 5VVG R1406 SGND SGND TV_CVBS_S L1407 R1401 TV_CVBS_S G_AVCVBS G_AVCVBS SDA_S3V C1448 C1447 GV33 SCL_S3V...
  • Page 23 C860 C861 U803 R860 V_TT_R TT_VVVS Vin/INTRO V_TT_R SDA_S5V R855 R861 V_TT_G V_TT_G SCL_S5V R856 R862 V_TT_B V_TT_B 5V_V_CCD I2C/SEL SGND R815 SGND R863 V_TT_FSO TT_VVHS V_TT_FSO R857 C855 5V_V_CCD 3230_VO VIDEO SCL_S5V SCL_S5V SCL_S3V Q801 R854 CSYNC RREF V33SW VSS(A) R852 R858...
  • Page 24 D3V3B R1305 D3V3B U1301C C1354 R1329 RESET R1317 R1306 R1321 DCLK DCLK GCOAST R1318 GBLKSPL R1307 R1319 U1301D R1322 GFBK R1320 R1308 R1323 DRE[7..0] U1301A RESET A[19..1] RP1302 DRE1 DRE1 VGASEL MCKEXT DRE5 DRE5 GCLK GCLK GFBK DCKEXT DRE6 DRE6 GPEN GPEN GREF...
  • Page 25 31RAMA0 31RAMD15 MD15 U1201A 31RAMA1 31RAMD14 MD14 31RAMA2 31RAMD13 VR[7..0] SCL_S3V MD13 RP1201 31RAMA3 31RAMD12 SDA_S3V MD12 V33SW V33SW 31RAMA4 31RAMD11 MD11 R1201 R1202 U1201B 31RAMA5 31RAMD10 MD10 31RAMA6 31RAMD9 RP1202 R1204 31RAMA7 31RAMD8 R1205 31RAMA8 31RAMD7 R1206 31RAMA9 31RAMD6 R1207 31RAMA10 31RAMD5...
  • Page 26 R104 Audio DAC L101 U101 L1004 C1026 INPUT OUTPUT C102 C103 C101 SGND YPbPr_Pr YPbPr_Pr VGA R HD1_R/Pr HD1_R/Pr U102 YPbPr_Y YPbPr_Y C110 VGA G U1004 HD1_G/Y R102 HD1_G/Y I2S_DATA DATA AOUTR LRCK/L YPbPr_Pb C111 YPbPr_Pb VGA B HD1_B/Pb I2S_SCLK SCLK HD1_B/Pb I2S_LRCLK...
  • Page 27 A[19..1] ADR:0xA0/MEMORY U401 ADR:0xD0/COMPANION D3V3B ROMOEn ROMWEn RESETn RESET D3V3B R401 C401 BYTE R402 C418 C419 SW402 U402 D3V3B DQ10 DQ11 R404 R408 DQ12 SDA_H5V DQ13 DQ14 SCL_H5V R405 R407 DQ15 C406 L404 5Vstby RY/BY C402 L405 FLASH_8M L401 JP401 D3V3B C420 C417...
  • Page 28 For sumsung panel standard LVDS jack Formosa panel CPUGO R512 RELAY_ON# LVD33 L501 R503 TX0- LVD_PLL33 L504 CPUGO P_SDATA TX0+ P_SDATA JP501 R504 C520 C522 C524 C527 TX0- Formosa panel PDPGO R513 TX1- VS_ON# TX1+ R510 TX0+ L502 SCL_S3V LVD_VCC L505 PDPGO P_SCLK...
  • Page 29 U604 JP608 R630 D3V3B L606 D3V3# OUTPUT INPUT D605 D3V3# 5VSC OUTPUT INPUT C623 C614 C622 C613 L602 C621 RELAY_ON# C601 C603 U603 5Vstby# 5VSC D3V3C L607 L608 JP607 C618 R628 C624 C626 C625 C617 For SDI V3 HD Panel 2005.06.14 D3V3D L601...
  • Page 30 5V_E 5V_E 5V_E R748 R761 R765 R735 R705 V_TVCVBS V_SVideo_Y V_TVCVBS R745 G_SVideo_Y U702 G_SVideo_Y R734 TV_M C701 C703 V_SVideo_C GSEL Q733 Q734 Q735 R744 G_SVideo_C GYCbCr_Cb GYCbCr_Cr GYCbCr_Y G_SVideo_C ENABLE R733 C759 C762 C765 V_AVCVBS R703 C760 R749 C763 R763 C766 R767...
  • Page 31 Audio.Board.BH(M-CH).05.06.14.sch-1 - Tue Aug 16 22:15:14 2005 29／101...
  • Page 32 DUBHE OSD Ver1.1_NAKS.sch-1 - Mon Oct 18 11:47:11 2004 30／101...
  • Page 33 0025.sch-1 - Mon May 16 09:25:50 2005 31／101...

  • Page 34: Basic Operations & Circuit Description

    Basic Operations & Circuit Description MODULE There are 1 pc. panel and 12 pc.s PCB including 2 pc.s Y/Z Sustainer board, 2 pc.s Y Drive board, 6 pc.s X Extension boards, 1 pc. Control (Signal Input) and 1 pc. Power board in the Module.
  • Page 35 Audio 33／101...
  • Page 36 PCB function 1. Power: (1). Input voltage: AC 100V~120V, 45Hz~60Hz. Input range: AC 90V(Min)~265V(Max) auto regulation. (2). To provide power for PCBs. 2. Main (Video InterFace) board: To converter TV signals, S signals, AV signals, Y Pb/ Cb Pr/Cr signals, DVI signals and D-SUB signals to digital ones and to transmit to Control board.
  • Page 37 PCB failure analysis 1. CONTROL a. Abnormal noise on screen. b. No picture. 2. MAIN (video) : a. Lacking color, Bad color scale. b. No voice. c. No picture but with signals output, OSD and back light. d. Abnormal noise on screen. 3.
  • Page 38 Basic operation of Plasma Display 1. After turning on power switch, power board sends 5Vst-by Volt to Micro Processor 2. The micro Processor memorize the last state of Power, When the last state of power is on or receive power on signal from local Key or Remote control, Micro Processor will send on control signal to power.

  • Page 39: Main Ic Specifications

    Main IC Specifications - PW181 Image Processor, Scaler - PW1231 Digital Video Signal Processor - VPC 323XD Comb-filter Video Processor - Z86229 NTSC Line 21 CCD decorder - MSP34x0G Multistandard Sound Processor -AD9880 Analog/HDMI Dual Display Interface -PI5V330 Wideband/Video Quad 2-Channel MUX/DEMUX -SM5304AV Video Buffer with Built-in Analog LPF -TDA2616 2 X 12 W hi-fi audio power amplifier with mute -SAA5360 Multi page intelligent teletext decoder...
  • Page 40 PW181 Product Specification General Description Video Input The PW181 ImageProcessor is a highly integrated Video Decoder Crystal “system-on-a-chip” that interfaces computer graphics and TV Tuner video inputs in virtually any format to a fixed-frequency flat Signal ADC/ panel display. TMDS Com puter Computer and video images from NTSC/PAL to WUXGA PW181...
  • Page 41 110 MSPS/140 MSPS Analog Interface for Flat Panel Displays AD9883A FEATURES FUNCTIONAL BLOCK DIAGRAM 140 MSPS Maximum Conversion Rate 300 MHz Analog Bandwidth 0.5 V to 1.0 V Analog Input Range CLAMP OUTA 500 ps p-p PLL Clock Jitter at 110 MSPS 3.3 V Power Supply Full Sync Processing CLAMP...
  • Page 42 PW1231A Product Specification General Crystal The PW1231A is a high-quality, digital video signal processor that incorporates Pixelworks’ patented deinterlacing, scaling, and video enhancement algorithms. The PW1231A accepts industry-standard PW1231A Digital Video Video video formats and resolutions, and converts the input into Decoder PW1231AL Output...
  • Page 43 Analog/HDMI Dual Display Interface Preliminary Datasheet 3/26/2004 AD9880 FEATURES Analog/HDMI Dual Interface Supports High-Bandwidth Digital Content Protection FUNCTIONAL BLOCK DIAGRAM RGB to YCbCr two-way color conversion Automated clamping level adjustment 1.8/3.3V Power Supply 100-pin LQFP Pb-Free Package Analog Interface RGB and YCbCr Output Formats R/G/B 8X3 R/G/B or YPbPr Clamp...
  • Page 44 VPC 323xD PRELIMINARY DATA SHEET Comb Filter Video Processor 1. Introduction The VPC 323xD is a high-quality, single-chip video – peaking, contrast, brightness, color saturation and front-end, which is targeted for 4:3 and 16:9, 50/60-Hz tint for RGB/ YC and CVBS/S-VHS and 100/120 Hz TV sets.
  • Page 45 4 ' . + / + 0 # 4 ; 4 1 & 7 % 6 2 ' % + ( + % # 6 + 1 0 < 0 6 5 % .   % % & & + 0 ' ' % 1 &...
  • Page 46 MSP 34x0G PRELIMINARY DATA SHEET Multistandard Sound Processor Family Current ICs have to perform adjustment procedures in order to achieve good stereo separation for BTSC and Release Note: Revision bars indicate significant EIA-J. The MSP 34x0G has optimum stereo perfor- changes to the previous edition.
  • Page 47 PI5V330 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 Low ON Resistance Wideband/Video Quad 2-Channel MUX/DEMUX...
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  • Page 54 Features • Low-Voltage and Standard-Voltage Operation – 5.0 (V = 4.5V to 5.5V) – 2.7 (V = 2.7V to 5.5V) – 2.5 (V = 2.5V to 5.5V) – 1.8 (V = 1.8V to 5.5V) • Low-Power Devices (I = 2=µA @ 5.5V) Available •...
  • Page 55 Absolute Maximum Ratings* *NOTICE: Stresses beyond those listed under “Absolute Operating Temperature........-55°C to +125°C Maximum Ratings” may cause permanent dam- age to the device. This is a stress rating only and Storage Temperature ........-65°C to +150°C functional operation of the device at these or any Voltage on Any Pin other conditions beyond those indicated in the with Respect to Ground ........-1.0V to +7.0V...
  • Page 56 HT48R06A-1/HT48C06 8-Bit Cost-Effective I/O Type MCU Features · · Operating voltage: HALT function and wake-up feature reduce power =4MHz: 2.2V~5.5V consumption =8MHz: 3.3V~5.5V · Up to 0.5ms instruction cycle with 8MHz system clock · 13 bidirectional I/O lines at V ·...
  • Page 57 HT48R06A-1/HT48C06 Pin Assignment H T 4 8 R 0 6 A - 1 / H T 4 8 C 0 6 H T 4 8 R 0 6 A - 1 / H T 4 8 C 0 6 1 6 S S O P - A 1 8 D I P - A / S O P - A Pad Assignment HT48C06...
  • Page 58 HT48R06A-1/HT48C06 Pad Description Pad Name Options Description Bidirectional 8-bit input/output port. Each bit can be configured as wake-up Pull-high* input by options. Software instructions determine the CMOS output or PA0~PA7 Wake-up Schmitt trigger input with a pull-high resistor (determined by pull-high op- tions).
  • Page 59 HT48R06A-1/HT48C06 D.C. Characteristics Ta=25°C Test Conditions Symbol Parameter Min. Typ. Max. Unit Conditions ¾ ¾ =4MHz Operating Voltage ¾ ¾ =8MHz ¾ No load, f =4MHz Operating Current (Crystal OSC) ¾ ¾ No load, f =4MHz Operating Current (RC OSC) ¾...
  • Page 60 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module DATE: Jun 24, 2005 CUSTOMER’S A/S MANUAL 107cm (42 Inch) Wide Plasma Display Module MODEL : 42″SD V4 PDP (S42SD-YD07) Quality Innovation Team 58／101...
  • Page 61 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module PDP Division, Samsung SDI CONTENTS 1. Overview 1-1 Model Name of plasma Display 1-2 External View 1-3 Specifications 2. Precaution 2-1 Handling Precaution for Plasma Display, Safety Precautions for Service (Handling, prevention of a electrical shock, measure against power outage, etc) 3.

  • Page 62: Overview

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 1. Overview 1-1 Model Name of Plasma Display MODEL : 42″SD V4 PDP (S42SD-YD07) 1-2 External View 【 M3 = X Board + Y Board + Logic Board + SMPS 】 60／101...
  • Page 63 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 1-3 Points of Screw Mount Green Dot : SCREW 4X12 Red Dot : SCREW 3X10 61／101...

  • Page 64: Specifications

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 1-4 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) ㎜ 0.365 (H) ㎜...

  • Page 65: Precaution

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 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 66 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module Do thoroughly adjustment of a voltage label Examine carefully the cable status if it is and voltage-insulation. twisted or damaged or displaced. Do not change the space between parts and circuit Before reinstalling the chassis and the board.
  • Page 67 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module After removing ESD assembly, put on it with protective material into contact with the aluminum stuff on the conductive surface to chassis or assembly that the ESD is to be prevent charging. installed on.

  • Page 68: Name & Function

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 3.NAME & FUNCTION 3-1 Layout of Assemblies Location Name SMPS SMPS LOGIC-MAIN Board ASSY PCB LOGIC MAIN X-MAIN Driving Board ASSY PCB X MAIN Y-MAIN Driving Board ASSY PCBY MAIN LOGIC E BUFFER Board ASSY PCB BUFFER LOGIC F BUFFER Board ASSY PCB BUFFER...
  • Page 69 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 1. SMPS 2. L-Main 3. X-Main 4. Y-Mian 5. Y-Buffer (Upper) 6. Y-Buffer (down) 7. E-Buffer 8. F-Buffer 67／101...
  • Page 70 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 9. Logic + Y-Main 10. Logic + X-Main 11~12. LOGIC + LOGIC BUF 13. LOGIC BUF(E) + LOGIC BUF(F) 68／101...

  • Page 71: Block Diagram

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 3-2 BLOCK DIAGRAM 3-2-1 BLOCK DIAGRAM FOR DRIVE CIRCUIT OPERATION To be Updated 3-2-2 Block Diagram for Logic circuit Lo g ic M ain Blo ck D iag ram Lo g ic M ain Blo ck D iag ram L VDS L VDS IN PU T...

  • Page 72: Main Function Of Each Assembly

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 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 73: Product/Serial Label Location

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 3-4 PRODUCT/ SERIAL LABEL LOCATION Voltage label Serial No. 3-4-1 Serial No. * PANEL S/N 2 4 2 4 C 0 1 0 0 0 0 1 Serial No : 00001~99999 Date : 01~31 Month : 1~C (Oct-A,Nov-B,Dec-C))

  • Page 74: Operation Checking After Rectification

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 4. OPERATION CHECKING AFTER RECTIFICATION 4-1 Flow chart * A/S Check Point * 1.Checking the voltage for each assembly 2. Judging the Logic board working or not [LED 2000 blanking] 3. Adjusting the output signal through test points 4.
  • Page 75 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module ste p 1 . O p e n C N 80 0 1 ste p 2 . O p e n C N 80 0 2 ,C N 80 0 3 C h e c k V s _ o n : 3 .0 V ste p 3 .
  • Page 76 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 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 77 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module Replace Y-B’d Check SHORT Q5011,13,14,15,16,17 Replace Y-B’d Q5018,20,21,27 Q5028,29,32 X-Main Check OPEN ① F4001 for Vdd (5V) Fuse Replace X-B’d ② F4002 for Vcc (15V) ③ F4003 for Vs SHORT Check Replace X-B’d ①...
  • Page 78 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module Y-Main Check OPEN ① F5001 for Vdd (5V) Fuse Replace Y-B’d ② F5002 for Vcc (15V) ③ F5004 for Vs SHORT Check Q5011,13,14,15,16,17 Replace Q5018,20,21,27 Y B’d Q5028,29,32 X-Main Check OPEN ①...
  • Page 79 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module [Logic Main] LED 2000 Blinks (Motion of Vsync) Regular Abnormal Logic main Normal State Replace board 4-1-4 Sustain Open (some horizontal lines don’t exist on screen) 77／101...
  • Page 80 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module After Replace PDP Changing Done (Defect is from buffer) 78／101...
  • Page 81 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 4-1-5 Sustain Short ( some horizontal lines appear to be linked on Video ) [Y-FPC] Sustain Open After Changing Replace PDP Done (Defect is from buffer) 4-1-6 Address Open ( some vertical lines don’t exist on screen ) ⇒...
  • Page 82 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module What is the status of open? 1 Line or Half Block/ 1 Block Half of Replace Replace Logic Main/ Done Address Buffer (E/F) 4-1-7 Address Short (some vertical lines appear to be linked on screen ⇒...

  • Page 83: Defects , Symptoms And Detective Parts

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module What is the status of open? 1 Line or Half Block/ 1 Block Half of Replace Replace Logic Main/ Done Address Buffer (E/F) 4-2 DEFECTS, SYMPTONS AND DETECTIVE PARTS Condition Name Description Related Board ■...
  • Page 84 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module ◈ Defect: Address(vertical stripe) Open ◈ Defect: Address(vertical stripe) Short ■ Symptom : A line or block does not light up in address ■ Symptom: Another color simultaneously appears because adjacent electrode direction.(1 line ,block open) data recognizes the single pattern signal ■Cause...
  • Page 85 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module ◈ 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 and short Data printout signal error occurring at certain Gradation or pattern ■Cause : ①...
  • Page 86 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module ◈ 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 87 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module ◈ Defect: 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 temperature.
  • Page 88 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module ◈ Defect : panel damage ◈ Defect: Exhaust pipe damage ■ Symptom : Panel crack or break. No image appears in some ■ Symptom. : Crack in break if exhaust pipe cause depending on the damaged parts and an image is partially lacking or the panel damage level.

  • Page 89: Disassembling / Assembling

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 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.
  • Page 90 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 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. 5-3-2 Assembling &...
  • Page 91 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 5-3-3 Assembling & Disassembling the FFC and TCP from Connector 1. Disassembling of TCP Open the clamp carefully. 2) Pull the TCP out from Connector. 2. Assembling of TCP Put the TCP into the Connector carefully Close the clamp completely.
  • Page 92 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 3. Misassembling of TCP 1) The misassembling of TCP is the cause of defect. 4. Checking method of misassembling of TCP 1) Disconnecting address harness from CN8006 of LBE. 5. Assembling & Disassembling of FFC ( This is the photo of the assembling of FFC ) The procedure of assembling and disassembling of FFC is the same as TCP.
  • Page 93 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 5-3-4 Exchange of LBE, LBF board ( Photo 1 ) ( Photo 2 ) 1) Remove the screws in order of 2-4-1-5-3 from heat sink and then get rid of heat sink. ( Photo 1 ) 2) Remove the TPC, FFC and power cable from the connectors.
  • Page 94 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 5) Remove the connector of CN5005, CN5006, CN5007 and CN5008 among YBU, YBL and YM. 6) Remove the YBL and YBU from Y-main. 7) Replace the defected board. 8) Reassemble the YBU and YBL to the Y-Main. 9) Connect the connector of CN5005, CN5006, CN5007 and CN5008 among YBU, YBL and YM.

  • Page 95: Operation Check After Repair Service

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 6. Operation Check after Repair Service 6-1 Check Item Check Item Specification Remarks TCP Assembling condition Drive board Securely connected or Module Y BUFFER tightened assemble Logic & Logic check Buffer Harness Securely connected Material Mixing...

  • Page 96: Operation Check

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module 7. Operation Check 7-1 Adjustment Specification, Checking Position etc. V4 TCP Ramp Waveform Inclination Adjustment ( Y-Board ) Sub Fiend Adjust VR5001 to set the time of Adjust VR5003 to set the time of Yrr( Main Reset Rising Ramp ) 60㎲...

  • Page 97: Adjusting Procedure

    Samsung SDI Co. Ltd. A/S Manual Plasma Display Module VR5003 Adjustment : Falling Ramp flat time => Typ. 80usec VR5001 Adjustment : Rising Ramp flat time: Typ. 60usec 7-2 Adjusting procedure 1) Get Pattern to be Full White. Check the waveform using Oscilloscope ①...
  • Page 98 Samsung SDI Co. Ltd. A/S Manual Plasma Display Module Appendix 1. Adjust Voltage Level Output voltage(V) Voltage Setting (Normal Load) Output Voltage Variable Point 207V ± 1% 195V ~ 215V 70V ± 1.5% 50V ~ 70V 110V ± 1.5% 70V ~ 110V VSET 198V ±...
  • Page 99 Date: 2006/01/05 Spare Part List for PDP4206EM1 Usage / Item Part Number Part Description Unit unit E6205-42SA02 DISPLAY PDP 42" piece 900-420101-01B DISPLAY FILTER 42" piece 771E42AA02-04 MAIN PCBA 771L42AA02-04 AUDIO PCBA 771-42AB01-01 KEY PCBA 771-42D110-01 IR RECEIVE PCBA piece...
  • Page 100 Date: 2006/01/05 Spare Part List for PDP4206EM1 Usage / Item Part Number Part Description Unit unit 269-42D101-01L IR LENS piece 481-50AA03-01S SHIELD BOX BOTTOM piece 483-50AA01-01 SHIELD BOX COVER piece 436-42AA07-01S TERMIAL SHEET piece 402-42AA01-01S BACK COVER piece 248-46D201-01 HANDLE FOR PLASMA...
  • Page 101 99／101...

  • Page 102: If You Forget Your V-Chip Password

    If you forget your V-Chip Password - Omnipotence V-Chip Password: 5898. - Press MENU button. - Press Up, Down buttons to highlight "V-Chip" Control. - Press OK button to pop up "INPUT PASSWORD". - Use the Number buttons (0~9) to enter the omnipotence Password 5898. - Press Down to highlight "Password change"...
  • Page 103 Software upgrade Process - Power Switch OFF. - Connect the serial port of the control device to the RS-232 jack on the PDP back panel. RS-232C connection cables are not supplied with the PDP. - Power Switch ON. The power indicator on the front of the panel should now display red, means that the PDP is in standby mode.

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