SERVICE MANUAL Customer Model: PDP4206EM Safety Precaution Technical Specifications Block Diagram Circuit Diagram Basic Operations & Circuit Description Main IC Specifications Product Specification of PDP Module Trouble Shooting Manual of PDP Module Spare Part List Exploded View If you forget your V-Chip Password Software Upgrade This manual is the latest at the time of printing, and does not include the modification which may be made after the printing,...
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 sure that may be of sufficient magnitude to RISK OF ELECTRIC SHOCK constitute a risk of electric shock to persons.
5. When replacing a MAIN PCB in the cabinet, PRODUCT SAFETY NOTICE 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.
PDP4206EM MODEL : Technical Specifications 42” Plasma Monitor DATE FIRST ISSUED ISSUE RAISED BY CHECKED BY NUMBER OF PAGES REVISIONS ISSUED DATE DESCRIPTION RAISED BY : SPECIFICATION AGREED : SIGNATURE DATE R & D DEPARTMENT ........................COMMERCIAL DEPARTMENT ..................
CONTINUATION PAGE Technical Specifications PDP420 NUMBER PAGES 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 PDP Panel facing...
CONTINUATION PAGE Technical Specifications PDP4206EM NUMBER PAGES ELECTRICAL CHARACTERISTICS Power Input Voltage 110 ~120VAC Input Current 3.5 / 1.5A Maximum Inrush Current <30 A (FOR AC110V ONLY) Test condition Measured when switched off for at least 20 mins Frequency 50Hz to 60Hz(±3Hz) Power Consumption ≤...
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CONTINUATION PAGE Technical Specifications PDP4206EM NUMBER PAGES Audio input Audio I/P(L/Rx5) 1 for DVI / D-Sub 1 for Y/ Pb/Pr 1 for Y/ Cb/Cr 1 for Video 1 for S-Video Audio output 1 for Line out Audio O/P(L/Rx1) Other function PIP, 16:9, 4:3, Zoom Environment Operating environment...
CONTINUATION PAGE Technical Specifications PDP4206EM NUMBER PAGES 6.11 Color temperature Contrast at center (50); Brightness center (50); Color temperature set at Natural x=0.285±0.02 y=0.293±0.02 6.12 Cell Defect Specifications Subject to Panel supplier specification as appends. Front Panel Control Button SEL. UP/Down Button Push the key to selecting the item on OSD menu Volume Up/ Down Button Push the key to increase the volume up or down.
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CONTINUATION PAGE Technical Specifications PDP4294LV1 NUMBER PAGES Agency Approvals Safety UL60950 Emissions FCC class B 10. Reliability 11.1 MTBF 20,000 hours(Use moving picture signal at 25°C ambient) User manual x1, Remote control x1, Stand x1, Power cord x1, 11. Accessories Battery x 2, Accessories box x 1.
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CONTINUATION PAGE Technical Specifications PDP4206EM NUMBER PAGES 12. Supportthe Signal Mode The PDP can support the different from DVI or VGA Signal Mode in 24 kinds Resolution Horizontal Vertical Dot Clock Frequency Frequency Frequency (KHz) (Hz) (MHz) 640 x400 31.47 70.08 25.17 640 x400...
CONTINUATION PAGE Technical Specifications PDP4206EM NUMBER PAGES Remote Function+ Mute Standby on/off YPbPr Video Number Buttons/ Channel up/ Channel down/ Return V-CHIP VOL +/- I. P. C I. S. C Menu Left/Right Up/Down Left/Right Button EXIT Button Input ZOOM plus/minus Wide Freeze Display...
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 Controller APL Data Display data, Driver timing Color Plasma Display Panel 852 X 480 pixels Address Driver Applied Voltage level is specified at the time when Full-White pattern is displayed on the panel.
Basic Operations & Circuit Description MODULE There are 1 pc. panel and 8 pc.s PCB including 2 pc.s Y/Z Sustainer board, 2 pc.s Y Drive board, 2 pc.s X (left and right) Extension PCB, 1 pc. Control (Signal Input) and 1 pc. Power board in the Module.
Parts position Internal Speaker (Right) Power Supply Internal Speaker (Left) Y-Drive Top Z-Sustainer Y-Sustainer External Speaker Terminals Y-Drive Bottom Power SW X left Extension EMI filter + AC Inlet X right Extension only for the Model with Turner Remote control Receiver Local key Main (Video) Tuner/Audio...
PCB function 1. Power: (1). Input voltage: AC 110V~240V, 47Hz~63Hz. 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.
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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.
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Basic operation of Plasma Display 1. After turning on power switch, power board sends 5Vst-by Volt to Micro Processor IC waiting for ON signals from Key Switch or Remote Receiver. 2. When the ON signal from Key Switch or Remote Receiver is detected, Micro Processor will send ON Control signals to Power.
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Main IC Specifications - PW171 Image Processor - AD9883A 110MSPS/140MSPS Analog Interface for Flat Panel Displays - NV320 Video Enhancement Processor - VCP 323XD comb Filter Video Processor - SiI161B Panel Link Receiver - Z86229 NTSC Line 21 CCD Decoder - TDA9850 BTSC stereo/SAP decoder(only for the Model with Turner) - NJW1144 Audio Processor...
Product Specification: PW171 ImageProcessor XGA/SXGA/UXGA Flat Panel Display Controller IC P r e li m i n a r y d to result in a personal injury or loss of life. Customers using or selling Pixelworks devices for use in such applications do so at their ris General Description PW171 is a highly integrated “system-on-a-chip”...
110 MSPS/140 MSPS Analog Interface for Flat Panel Displays AD9883A FUNCTIONAL BLOCK DIAGRAM CLAMP OUTA CLAMP OUTA “ ” CLAMP OUTA MIDSCV HSYNC DTACK SYNC COAST PROCESSING HSOUT AND CLOCK CLAMP VSOUT GENERATION FILT SOGOUT BYPASS SERIAL REGISTER AD9883A POWER MANAGEMENT 140 MHz.
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nD S P C o r po r a t io n NV 3 2 0 D a ta S he et NV320 Video Enhancement Processor 1.0 Introduction Anti-flickering circuitry • NTSC/PAL to SDTV 480p format conver- • The NV320 is a single-chip, programmable sion video display processor providing advanced Frame rate up-conversion (50Hz up to...
nD S P C o r po r a t io n NV 3 2 0 D a ta S he et 2.0 Ordering Information Internet televisions • Home theater and multimedia televisions • NV320 Part Video conferencing • Number PQFP 208 Package Plastic quad flat pack-...
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VPC 323xD Comb Filter Video Processor 1. Introduction The VPC 323xD is a high-quality, single-chip video front-end, which is targeted for 4:3 and 16:9. 50/60 Hz and 100/120 Hz TV sets. It can be combined with other members of the DIGIT3000 IC family (such as DDP 331x) and/or it can be used with 3rd-party products.
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® SiI 161B PanelLink Receiver August 2002 Data Sheet General Description Features The SiI 161B receiver uses PanelLink Digital • Low Power Operation: 280mA max. current technology to support high-resolution displays up to consumption at 3.3V core operation UXGA (25-165MHz). This receiver supports up to true •...
C-bus controlled BTSC stereo/SAP decoder TDA9850 FEATURES - Quasi alignment-free application due to automatic adjustment of channel separation via C-bus - Dbx noise reduction circuit - Dbx decoded stereo, Second Audio Program (SAP) or mono selectable at the AF outputs - Additional SAP output without dbx, including de-emphasis - High integration level with automatically tuned integrated filters - Input level adjustment I...
Product Specification of PDP Module 0. Warnings and Cautions WARNING indicates hazards that may lead to death or injury if ignored. CAUTION indicates hazards that may lead to injury or damage to property if ignored. WARNING This product uses a high voltage (450 V max.). Do not touch the circuitry of this product with your hands when power is supplied to the product or immediately after turning off the power.
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Product Specification of PDP Module CAUTION General Do not place this product in a location that is subject to heavy vibration, or on an unstable surface such as an inclined surface. The product may fall off or fall over, causing injuries. When moving the product, be sure to turn off the power and disconnect all the cables.
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Product Specification of PDP Module Because this product uses a high voltage, connecting or disconnecting the connectors while power is supplied to the product may cause malfunctioning. Never connect or disconnect the connectors while the power is on. Immediately after power has been turned off, a residual voltage remains in the product. Be sure to confirm that the voltage has dropped to a sufficiently low level.
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Product Specification of PDP Module 1. GENERAL DESCRIPTION DESCRIPTION The PDP42V6#### is a 42-inch 16:9 color plasma display module with resolution of 852(H) 480(V) pixels. This is the display device which offers vivid colors with adopting AC plasma technology by LG Electronics Inc. FEARURES High peak brightness (1000cd/m Typical) and high contrast ratio (3000:1 Typical) enables user to create...
Product Specification of PDP Module ELECTRICAL INTERFACE OF PLASMA DISPLAY The PDP42V6#### requires only 8bits of digital video signals for each RGB color. In addition to the video signals, six different DC voltages are required to operate the display. The PDP42V6#### is equipped with P-CUBE function which analyzes display signals to optimize system control factor for showing the best display performance.
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Product Specification of PDP Module 8. LABEL LABEL Sticking Position Coner Plate E/X Tube 3211QKE008A (carved) Z - SUS Y-SUS CONTROLLER Signal Input (R,G,B,H/Vsync.) X left X right Identification Label : LABEL Model Name Bar Code (Code 128, Contains the manufacture No.) Manufacture No.
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1. Introduction Definitions Definition of MODULE position long 1 * Back side of module Exhaust hole short 1 long 2 short 2 • • • • • • • • COF long2-1 COF long 2-7 Identification label Model Name 6#### Bar Code (Code 128, Contains the manufacture No.) Manufacture No.
1. Introduction Voltage label (Attached on back side of module) Vsetup BOARD ASS`Y Part No. label (Attached on board) PART NO. BOARD NAME BOARD SERIAL NO. PCB PART NO. COF serial No. label (attached on COF) COF SERIAL NO.
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2. Precaution Safety precautions Be sure to read this before service. When using/ handling this PDP module, Please pay attention to the below warning and cautions. 1. Before repairing there must be a preparation for 10 min. 2. Do not impress a voltage that higher than represented on the product. 3.
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2. Precaution Handle with care (COF) COF is the most important component in the PDP module. Even a little imperfection of COF can make a serious screen problem. SCRATCHING TEARING BEING PUSHED BENDING CHOPING...
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3. Basic 1. X B/D : receiving LOGIC signal from CONTROL B/D and make ADDRESS PULSE(generates Address discharge)by ON/OFF operation, Signal part Power part and supplies this waveform to COF(data) X RIGHT B/D X RIGHT B/D X LEFT B/D X LEFT B/D <COF Separating>...
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3. Basic 2. Z sustain B/D : make SUSTAIN PULSE and ERASE PULSE that generates SUSTAIN discharge in panel by receiving LOGIC signal from CONTROL B/D. this waveform is supplied to panel through FPC(Z). *composed with IPM,FET,DIODE, electrolytic capacitor ,E/R coil. * IPM (Intelligent Power Module) E/R(Energy recovery) <FPC Separating>...
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3. Basic 3. Y drive B/D 1) This is a path to supply SUSTAIN ,RESET waveform which made from Y SUSTAIN B/D to panel through SCAN DRIVER IC. 2) Supply a wave form that select Horizontal electrode (Y SUSTAIN electrode) sequentially.
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3. Basic 4. Y sustain B/D : generates SUSTAIN,RESET waveform, Vsc(SCAN)voltage. and supplies it Y DRIVER B/D. * Composed with IPM,DIODE, electrolytic capacitor ,FET. 5. Control Board : creates signal processing (Contour noise,reduction ISM,..) and an order of many FET on/off of each DRIVER B/D with R,G,B each 8bit input.
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3. Basic DC/DC con. 6. DC/DC Converter part part : Being impressed 5V, Va ,Vs, DC/DC converter makes 5V,Va,Vs,Vset_up,Vsc which is essential for each B/D. There is no DC/DC B/D in model 40 ¨• /42 ¨• (1 POWER B/D). * 50 ¨• 60 ¨• embedded DC/DC B/D separately because of high power consumption.
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3. Basic 7. FPC (Flexible Printed Circuit) : supply a driving waveform to PANEL by connecting a PAD electrode of PANEL with PCB(Y and Z). * there is two type of this for Y B/D. One is single-sided, another is double-side. These are having pattern on it * for Z B/D, there is no pattern , single-sided, and Beta type(all of copper surface).
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3. Basic 9. COF (Chip On Film) : supply a waveform which made from X B/D to panel and select a output pin that is controlled by COF when be on or off. 96 output pin per IC. the more the resolution higher, the less spare space where can set IC on it in B/D.
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3. Basic 10. IPM(Intelligent Power Module) : composition HEATSINK,CAPACITOR DIODE IC LINEAR RESISTORTANSISTOR,FETS. : description Attached at Z B/D and Y B/D, make Sustain waveform. Sustainer : supply a square wave to panel to make a video.
4. Trouble shooting. Fast check up what kind of defect? defect Check model No. of module ,all connectors and cables. Check panel appearance Check PSU output (Va,Vs,5v) Check Y, Z b/dinput voltage No display? Replace Y, Z b/d Replace ctrl b/d Check panel appearance Check COF Replace X b/d...
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4. Trouble shooting. Logical judgment what kind of defect? What kind of defect ? No display? Please follow the no display trouble shooting. Bar defect appeared? vertical defect? Please follow bar defect trouble shooting. Line defect Horizontal defect? Please follow the line defect trouble shooting. Mis –discharge Please follow the mis discharge trouble shooting.
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4. Trouble shooting. No display 1. Connector Confirm every Connector (PSU, Y-SUS, CTRL, Z-SUS) module may not be normal by mis-connection which can not send signal and power. Also Mis connection for a long time has a specific b/d failed.
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4. Trouble shooting. 2. Exhaust tip Crack Confirm exhausting Tip and find Crack with naked eyes to check vacuum state. If there is problem replace the module . in case of vacuum breakdown, module makes a shaking noise because of inside gas ventilation. (there may be a small crack which could not see with naked eyes.
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4. Trouble shooting. 3. PSU(Power Supply Unit) 1. Check each unit part of PSU inside with naked eyes. (capacitor, FET, a kind of IC, resistor) 2. Check FUSE and SW1 (on Normal). 3. Check Output voltage which is converted from AC V SW1 Normal to DC V.
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4. Trouble shooting. Diode 4. Ctrl B/D 1. Confirm LED D17(flashing) ,13 lighting 2. If not CHECK OSC X1 output. Input voltage 3. Check CTRL input voltage (CONNECTOR P300) 4. CHECK 3.3V, 5V,15V. 5. Check IC 11 3.3V IC 3 2.5V OSC(X1) Probe Touching...
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4. Trouble shooting. 5. Y-sus B/D Vscw 1. Check FUSE [FS1(5v) ,FS2(Vs)]. 2. Check voltages(Vsetup,-Vy, Vscw) Vsetup 3. Check DIODE between GND and Y SUS output. setdn [SUSUP(OC2) SUSDN(OC1)]. forward=0.4 ,reverse=OVERLOAD. 4. Check whether output voltages agrees setup with voltage that represented in label.
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4. Trouble shooting. Check whether output voltages agrees with voltage that represented in label. Check diode value GND between Y-SUS output. Normal diode value= 0.4 (forward) Normal diode value = OL (reverse)
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4. Trouble shooting. 6. Z-sus B/D 1. Check the FUSE. 2. Check input voltages.(Va, 5V,15V) 3. Check FPC out put diode value. 4. Check ramp waveform. Check input voltages Check the FUSE 5V FUSE Va FUSE 6.3A Vs FUSE 2A or 4A...
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4. Trouble shooting. Variable resistance of Z RAMP waveform slope. Check FPC output diode value. caution: check certainly after removing FPC. Normal diode value=0.375(forward) Normal diode value=OVER LOAD(reverse)
4. Trouble shooting. Power protection It is power protection when power is off automatically within 2~3 min. from power on. Power protection function protect the boards when occurred short on circuits of PDP module or power problem. If can not impress power even after replacing PSU, find out where the short occurred. * PSU makers.
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4. Trouble shooting. Vertical defect (bar) 1. Connector Check here Check COF connector. If not connected well,it will Make a bar defect . Check here 2. Checking COF Confirm whether COF was torn. And then check input of COF resistor and IC. COF 6 is torn partly Tearing...
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4. Trouble shooting. Checking address COF input of resistor and IC COF resistor checking Check the both side of resistor With Digital multi meter(DMM) . If the resistor is normal, the resistor value will be 10.2 ~ 10.8...
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4. Trouble shooting. Checking address COF input of resistor and IC IC input checking Inside of IC , there is 4 ea diodes which separated in 2 series . (input 2, output 2) *how to check 1.contact DMM - terminal to a right terminal of condenser(GND) and DMM + terminal to a right terminal of IC, normal value 0.66 (fig.1) 2.contact DMM - terminal to Output terminal of resistor, and DMM + terminal to a right terminal of IC , normal value 0.73 (fig.2)
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4. Trouble shooting. 3. Ctrl B/D CTRL B/D supplies video signal to COF. So if there is a bar defect on screen, It may be the ctrl b/d problem. <Diagram of ctrl b/d> A flow of address signal In this figure, we can easily suppose what will be appeared on screen when a specific part failed.
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4. Trouble shooting. Vertical defect (line) 1 line open or short This phenomenon is due to COF IC inside short or adherence part of the Film and rear panel electrode problem. In this case, replace the panel. 1 line open 1 electrode open Line open or short with same distance.
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4. Trouble shooting. line defect from each parts • Case 1: Buffer IC fail 16 line open COF IC 1,2 192 line(96+96) open. COF IC 3,4 64 line open (with fixed interval there is on,off ……. Repetition) • case 2 : Array resistor fail COF IC1 16 line , COF IC2 16 line open...
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4. Trouble shooting. Horizontal (bar) Most horizontal defects can be repaired. In case of adherence part of the Film and rear panel electrode defect or panel electrode open,short , replace the panel. 1. Connector It can make a horizontal bar that connector on Y b/d and Z b/d did not plugged well. Because sustain voltage can not be supplied to panel.
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4. Trouble shooting. 2. Scan IC check Check diode value of the right side part of output pin. Check here with DMM(either forward or reverse is ok) DMM + DMM -...
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4. Trouble shooting. Horizontal (line) 1. Check FPC In case of horizontal 1 or more line, it is due to FPC or panel inside . ctrl b/d, Y b/d is just normal. FPC electrode open Panel electrode Insulation break down Horizontal 1 line.
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4. Trouble shooting. How to check IPM Forward : test 1 GND( ) , Sus-out( ) 2 Sus-out( ),Vs( ) 3 ER-DN( ),ER-COM( ) 4 ER-COM( ),ER-UP( ) when each 4 TEST Diode value is over 0.4V => OK Reverse : test 1 GND( ) , Sus-out( ) 2 Sus-out( ),Vs( ) 3 ER-DN( ),ER-COM( ) 4 ER-COM( ),ER-UP( )
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42D1 11 384-42D101-03 TUNER BOARD PLATE ENG 42TD1 W/O RF 12 384-42D102-01 PVC SHEET FOR MAIN BOARD 42D1 13 387-42D101-06H MODEL PLATE AKAI ENG 42TD1(JIAYING) 14 388-42D102-01 PC SHEET FOR REMOTE PCB42D1 94V0 0.3 15 388-42D103-01H CAUTION PLATE ENG 42D1 16 388-42SB02-01H SPK PLATE MAIN SANSUI 42"...
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SERIAL NO. LABEL 49 568-P46T02-02 WARNING LB ENG 42SF NIL 50 579-42D102-09 SERIAL NO/BAR CODE LABEL 42D1 51 579-42D102-14 BAR CODE LABEL AKAI PD4206EM(USA) 52 579-42D103-02 ON/OFF LB ENG 42D1 NIL 53 579-42D105-01 PROTECTIVE EARTH LABEL FOR ESA 42TD1 54 590-42D101-06...
If you forget your V-Chip Password - Omnipotence V-Chip Password: 363200. - Press MENU Right button. - Press CH+, CH- or Up, Down buttons to highlight "CC-VChip" Control. - Press MENU Right and Up, Down buttons to highlight "Change Blocking Password". - Press Right button to pop up "Old Password".
Software upgrade Process - Power Switch OFF. - Connect the RS-232 jack of the computer to the RS-232 jack on the plasma back panel. RS-232C connection cables are not supplied with the Plasma. Computer RS-232 RS-232...
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- Power Switch ON. The power indicator on the front of the panel should now display red, that the Plasma is in standby mode. - Copy the software (Flash Upgrader) to the computer. - Open the software (Flash Upgrader.exe) - Point "Flash" on the interface of the Flash Upgrader.exe. Flash...
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- Press STANDBY button on the front panel or POWER button of Remote control, Power indicator is green, the Plasma is in power ON mode, software start upgrader immediately. - Hard Reset after the upgrader is finished. Method: 1. Power Switch Off 2.
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