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Plasma TV Service Manual                        

XP15 

TJC3-4A\ROH 

Power for AMP, from PSU BD P802 

XP11 

TJC3-4A\ROH 

Audio signal to speakers 

 

4.3 Wires and Cables Overall Wiring Diagram(s)     

 

 

PLX-4202B 

 

I/O Connector BD 

 

No DESCRIPTION 

SPECIPICATION 

NOTE 

1 

LVDS signal 

FF-HX19-11 

Main BD XP12<-->CRTL BD   

2 

5V standby, communication 

between Main BD and panel 

TJC3-7Y-EI-300-ROH 

Main BD XP13<-->PSU P801 

3 

+5V, +12V supply to Main BD 

TJC3-12Y-EI-200\ROH 

Main BD XP14<-->PSU P803 

4 

Power supply for amplifier 

TJC3-4Y-EI-200\ROH 

Main BD XP15<-->PSU P802 

5 

Buttons   

TJC10T-3Y-850-P 

Main BD XP3 <--> Key BD XPK01 

6 

LED & IR   

TJC10T-5Y-950-P 

Main BD XP2<-->IR &LED BD 

XPR01 

7 

Audio out put (R/L) 

TJC3H-4Y-800-850-P\ROH

Main BD XP11<-->Speakers 

8 

Headphone Audio 

 

TJC3T-4Y-300\ROH 

Main BD XP8<-->I/O CON BD XP02

 

9 

Serial data 

TJC10T-4Y-300\ROH 

Main BD XP5<-->I/O CON BD XP03

 

10 

Video/Audio signal 

HX-2026C250 

Main BD XP6<-->I/O CON BD XP01

 

 

Element Confidential

 

Содержание PLX-4202B

Страница 1: ...PlasmaTelevision Service Manual Chassis MT5371 Product Type PLX 4202B PLX 5002B Ver 1 0 June 2007 ...

Страница 2: ...tors 19 4 3 Wires and Cables Overall Wiring Diagram s 20 5 Factory Service OSD Menu and Adjustment 22 5 1 To enter the Factory OSD Menu 22 5 2 Factory OSD Menu 22 5 3 Designer Menu 23 6 Software Upgrading 26 6 1 Get ready for upgrading 26 6 2 Upgrading with the MtkTool 28 7 Troubleshooting 32 7 1 Troubleshooting for Remote Control 32 7 2 Troubleshooting for Function Key 33 7 3 TV won t Power On 34...

Страница 3: ...ols specially designed for the purpose The special tools should be used when and as recommended It is important to note that this manual contains various CAUTIONS and NOTICES which should be carefully read in order to minimize the risk of personal injury to service personnel The possibility exists that improper service methods may damage the equipment It is also important to understand that these ...

Страница 4: ...cteristics may create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from Element Element assumes no liability express or implied arising out of any unauthorized modification of design Serviceman assumes all liability TO ENSURE THE CONTINUED RELIABILITY OF THIS PRODUCT USE ONLY ORIGINAL MANUFACTURER S REPLACEMENT PART...

Страница 5: ...c plug with an extension cord receptacle or the outlet unless the blades can be fully inserted to prevent blade exposure To prevent electrical shock match wide blade or plug to wide slot fully insert 1 1 4 When replacement parts are required be sure to use replacement parts specified by the manufacturer or have the same characteristics as the original part Unauthorized substitutions may result in ...

Страница 6: ... foreign substance such as water metal or liquid gets inside the panel module immediately turn off the power Continuing to use the product may cause fire or electric shock 5 If the product emits smoke and abnormal smell or makes an abnormal sound immediately turn off the power Continuing to use the product it may cause fire or electric shock 6 Do not disconnect or connect the connector while power...

Страница 7: ...FF standing by for 1 minute is required in order to touch the Device circuitry 12 Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury from tip over 1 2 Notes Notes on Safe Handling of the Plasma Display and during service The work procedures shown wit...

Страница 8: ...ult in electric shock or activation of the leakage detection circuit breaker When installing the PDP module in and removing it from the packing carton be sure to have at least two persons perform the work while being careful to ensure that the flexible printed circuit cable of the PDP module does not get caught by the packing carton When the surface of the panel comes into contact with the cushion...

Страница 9: ...re clamps so that the wires do not move thereby ensuring that they are not damaged and their materials do not deteriorate over long periods of time Therefore route the cables and fix the cables to the original position and states using the wire clamps Perform a safety check when servicing is completed Verify that the peripherals of the serviced points have not undergone any deterioration during se...

Страница 10: ...ninsulated dangerous voltage within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the set Element Confidential ...

Страница 11: ... 11 Plasma TV Service Manual 2 Product Function Specifications 2 1 Product Function Element Confidential ...

Страница 12: ... 12 Plasma TV Service Manual Element Confidential ...

Страница 13: ...COMPONENT 2 GRAPHICinput Analog RGB15pin 1 AUDIOinput AV Audio 2 Component Audio 2 PCAudio Input 1 42inches 10W 10W 80 3 lbs VIDEO output VIDEO 1 AUDIO output AV Audio 1 Digital audio output 1 Length 41 4 inches Width 14 2 inches Height 30 2inches PC mode YPbPr YCbCr mode 640 480 60Hz 800 600 60Hz 1024 768 60Hz 480I 60Hz 480P 60Hz 720P 60Hz 1080I 60Hz Resolution 1024 768 HDMI 2 Audiomultiplex BTSC...

Страница 14: ... V 58 D 1mm Pixel Type RGB Closed type RGB Closed Well type Number of Gradations R 1024 G 1024 B 1024 R 1 024 G 1 024 B 1 024 colors Aspect Ratio 16 9 16 9 Peak Brightness Typical 1 500cd Typical 1500cd 1 100 White Window pattern at center Typical 180 1 Average130 1 In a bright room with 100Lux at center Contrast Ratio Typical 10 000 1 Maximum 10 000 1 In a dark room 1 100 White Window pattern at ...

Страница 15: ... 15 Plasma TV Service Manual 3 2 BLOCK DIAGRAM 3 2 1 PLX 4202B Note Applied Voltage level is specified at the time when Full White pattern is displayed on the panel Element Confidential ...

Страница 16: ... 16 Plasma TV Service Manual 3 2 2 PLX 5002B Note Applied Voltage level is specified at the time when Full White pattern is displayed on the panel Element Confidential ...

Страница 17: ... 17 Plasma TV Service Manual 4 Chassis Layout and Overall Wiring Diagrams 4 1 Boards and Chassis Layout PLX 4202B PLX 4202B System PLX 4202B Panel Element Confidential ...

Страница 18: ... 18 Plasma TV Service Manual PLX 5002B PLX 5002B System PLX 5002B Panel Element Confidential ...

Страница 19: ...OH 4 2 Connectors Main Board Location No Specification Description XP13 TJC3 7A ROH Power from PSU BD P801 XP12 FF HX19 10 ROH LVDS signal between MB and panel XP14 TJC3 12A ROH Power from PSU BD P803 XP3 TJC10 3A ROH Buttons connect key BD and main BD XP2 TJC10 5A ROH IR LED XP5 TJC10 4A ROH Serial Port connector XP6 A2006WSO 2 13P ROH Video Audio signal XP8 TJC3 4A ROH Headphone Audio Signal Ele...

Страница 20: ... ROH Main BD XP13 PSU P801 3 5V 12V supply to Main BD TJC3 12Y EI 200 ROH Main BD XP14 PSU P803 4 Power supply for amplifier TJC3 4Y EI 200 ROH Main BD XP15 PSU P802 5 Buttons TJC10T 3Y 850 P Main BD XP3 Key BD XPK01 6 LED IR TJC10T 5Y 950 P Main BD XP2 IR LED BD XPR01 7 Audio out put R L TJC3H 4Y 800 850 P ROH Main BD XP11 Speakers 8 Headphone Audio TJC3T 4Y 300 ROH Main BD XP8 I O CON BD XP02 9 ...

Страница 21: ...BD XP14 PSU CN803 4 Power supply for amplifier TJC3 4Y EI 200 ROH Main BD XP15 PSU CN802 5 Buttons TJC10T 3Y 700 P ROH Main BD XP3 Key BD XPK01 6 LED IR TJC10T 5Y 950 P Main BD XP2 IR LED BD XPR01 7 Audio out put R L TJC3H 4Y 800 850 P ROH Main BD XP11 Speakers 8 Headphone Audio TJC3T 4Y 300 ROH Main BD XP8 I O CON BD XP02 9 Serial data TJC10T 4Y 300 ROH Main BD XP5 I O CON BD XP03 10 Video Audio ...

Страница 22: ...Menu button and call up User OSD Menu 3 Select Audio Balance 4 Enter 0 5 3 2 in sequence Note If necessary re do number keys 5 Factory OSD appears 6 Press Menu again and leave the factory OSD 5 2 Factory OSD Menu 5 2 1 White Balance Note Different source has different WB values Before adjusting please change to desired source Auto Color Item Default Options Notes 1 ADC VGA For VGA source 2 ADC HDT...

Страница 23: ... the factory data by error you can choose to clear the EEPROM by which you can resume the default value To clear the EEPROM a Select the button Clear All b Press VOL button to clear the EEPROM data c Wait for 5 seconds close the OSD menu d Restart the TV 5 3 Designer Menu 5 3 1 Video Mode Standard TV AV S Video Component VGA HDMI R Gain 0 0 0 1 0 0 G Gain 0 0 0 2 1 2 B Gain 7 7 7 4 7 8 Note Fore P...

Страница 24: ...ht Mid 480 480 480 540 530 540 Contrast Max 600 600 600 570 570 570 Contrast Min 0 0 0 0 0 0 Contrast Mid 500 500 500 470 470 470 Saturation Max 600 600 600 600 600 600 Saturation Min 0 0 0 0 0 0 Saturation Mid 500 500 500 500 500 500 Hue Max 1000 1000 1000 1000 1000 1000 Hue Min 0 0 0 0 0 0 Hue Mid 474 474 474 474 474 474 5 3 3 Picture Mode TV AV S Video Component VGA HDMI Vivid Bright 65 65 65 6...

Страница 25: ...Service Manual Element Confidential Movie Bright 40 40 40 40 40 40 Movie Contrast 40 40 40 40 40 40 Movie Saturation 40 40 40 40 40 40 5 3 4 Volume Curve Min 20 Mid 80 Max Data 0 18 24 34 46 Note Set Downmix to Lt Rt ...

Страница 26: ...dy for upgrading 6 1 1 Install the driver Double click the icon install the driver Select the default value the driver will be installed step by step 6 1 2 Hardware connecting Connect the unit to your pc with a USB to serial port cable USB port connects to your pc and serial port to the TV s RS232 port USB connector to PC Serial connector to TV s RS232 port Element Confidential ...

Страница 27: ...a TV Service Manual For the first connecting the pc will recognize and automatically install the USB device The process is just like the installation of a mini disk see the following picture Element Confidential ...

Страница 28: ...g is restored in the MtkLog folder It records the running time and date whenever the tool is used The log will be a txt file named by the date and time After connecting the TV with your PC double click icon open the MtkTool If following error appears it means the related port is not set properly Ignore these errors click Confirm and enter the MtkTool main interface see the following picture Elemen...

Страница 29: ...ile bin for upgrading 5 Click this button can select the bin file to be used for upgrading 6 Click to start upgrading 7 Information displaying window Setting the communication port Open Device Manager and find which port is connected with the TV In above picture COM2 is connected to the TV so select COM2 in the MtkTool main interface Select the right baud rate according to chip model For this unit...

Страница 30: ... 30 Plasma TV Service Manual Note Where or not click the Auto Set Flash Baud Rate in the window menu depends on the Element Confidential ...

Страница 31: ...selected mood For these two units here click off Auto Set Flash Baud Rate Click Browse button 5 find the upgrading program file and select it Press Upgrade button and start upgrading The following interface appears on the screen the word Finished shows in the information displaying window indicating upgrading successfully Element Confidential ...

Страница 32: ...Remote Control Remote control does not work Try new batteries Replace RC Check IR receiver Change Led IR board Change Led IR cable Replace main board Replace battery Replace remote control Replace Led IR BD Replace Led IR cable YES YES NO YES NO YES NO Element Confidential ...

Страница 33: ...nual 7 2 Troubleshooting for Function Key Buttons does not work Check switches Check key board Check Key BD cable Change Key BD Replace main board Replace tact switch Replace Key BD OK YES YES NO YES NO NO Element Confidential ...

Страница 34: ...Keypad PCA TV won t power on Is LED light NO YES Check Power Inlet YES NO Check Power Cord Only one works Replace Main BD Try Power on by RC and Button Neither works Both Work Power on OK YES NO Replace Power BD YES NO RED BLUE OSD NO Replace Main BD NO YES Check signal Source YES NO YES Replace Panel OK Element Confidential ...

Страница 35: ...al 7 4 Troubleshooting for Audio YES Reconnect YES Replace speaker set Check speaker set NO Replace speaker wire Check speaker wire Check connecter No sound NO YES NO OK Replace main board YES NO Replace PSU Element Confidential ...

Страница 36: ...ure signal source is available Reconnect Replace cable NO YES YES NO NO Note If present signal source is VGA 1024 768 and the main power is turn off such as by accident there is a possibility that the TV will not turn on In this case please disconnect the VGA source from the TV unit then power on again Connect the VGA source after the TV works normally Element Confidential ...

Страница 37: ...Video S Video input No picture on the screen Check Source work or not Check connect Check Cable Wires Replace main board Check Signal Source Reconnect Replace Cable Wires NO YES YES NO YES NO Check I O CON BD Replace I O CON BD YES NO Element Confidential ...

Страница 38: ... 38 Plasma TV Service Manual Element Confidential 8 Explode View and BOM ...

Страница 39: ......

Страница 40: ......

Страница 41: ... 39 Plasma TV Service Manual Element Confidential 9 Schematic circuit diagram ...

Страница 42: ...C0 CVBS2 SOY0 Y0P Y0N PB0P PB0N PR0P PR0N SOY1 Y1P Y1N PB1P PB1N PR1P PR1N SOG GP GN BP BN RP RN HSYNC VSYNC RXC RXCB RX0 RX0B RX1 RX1B RX2 RX2B PWR5V GPIO_9 GPIO_16 AO1SDATA4 AO1SDATA3 I2SIN_DATA AO1BCK AO1MCLK AO1LRCK ADIN1 ADIN0 ADIN3 DV26_DDR DV33 AV12 TS0DATA 0 7 TS0SYNC TS0VALID TS0CLK AVCC_HDMIPLL AVCC_PSCANPLL AVCC_ADCPLL AVCC_DMPLL AVCC_CPUPLL AVCC_SYSPLL AVCC_B2RPLL TN0 AVCC_APLL TP0 AVC...

Страница 43: ...RI 1 25 x 1 120 110 2 6V 620mA 1080I POWER 1V2 FOR MT5372 ANALOG 1 25 x 1 22 110 1 5V 1 2 C9 100uF 16v 1 2 C10 0 1uF 1 2 C23 10uF 1 2 L8 10uH 1 2 VD2 1N4148 1 2 C46 0 1uF 50V 1 2 C49 0 1uF 1 2 C45 22uF 50V 1 2 R14 110K SW 1 GND 2 FB 3 SHDN 4 V_IN 5 N7 Regulator AP1522 SOT23 5 SMD 1 2 R15 4K7 30V_TUNER 5V Rb Ra Vout 1 25 x 1 Rb Ra POWERSUPPLY 30V FORSAMSUNGTUNER 10mA 1 2 C47 100uF 16v 1 2 C48 0 1uF...

Страница 44: ... GND 26 GND 27 GND 28 GND 29 U1 PORTTUNER DTVS205 CH20 1A 1 2 C87 47pF 1 2 C76 10nF 1 2 C73 0 1uF 50V 1 2 R41 220K 1 2 C89 15pF NC 1 2 R27 4K7 1 2 C85 100uF 16V 1 2 L12 120R 2A DVDD33 5V_TUNER 30V_TUNER 5V_TUNER TUNERINTERFACE TUNER ANALOGOUTPUT ROUTE SYMMETRICALLY Close to Tuner NTSCCVBS SIF 4 5MHz NEARLY TUNER NEARLY MT5371 NEARLY MT5371 NEARLY TUNER SAMSUNG COMBO TUNER V3 3904 R36 10k R35 75R R...

Страница 45: ...IN 81 AVDD8 80 AVSS8 79 NC 78 NC 77 ADVDD33 76 TER 101 N11 MT5112AD_BD TQFP100 1 2 C121 0 1uF 1 2 L22 120R2A 1 2 C114 0 1uF 1 2 L16 120R2A 1 2 C120 0 1uF 1 2 C105 0 1uF 1 2 C123 0 1uF 1 2 C104 0 1uF 1 2 C101 18pF 1 2 C96 100nF 1 2 C108 4 7uF 1 2 C126 4 7uF 1 2 L23 120R2A 1 2 C95 100nF 1 2 C116 0 1uF 1 2 C124 0 1uF 1 2 R42 1K 1 2 3 4 5 6 7 8 RN3 33X4 1 2 C107 0 1uF 1 2 G1 25MHz 1 2 C122 0 1uF 1 2 L...

Страница 46: ...VCCK V5 VCCK V6 VCCK F26 VCCK G26 VCCK H26 VCCK J26 VCCK K26 VCCK AF15 VCCK AF16 VCCK AF17 VCC 3IO L26 VCC 3IO M26 VCC 3IO N26 VCC 3IO P26 VCC 3IO AF6 VCC 3IO AF7 C_XREG AJ18 XREGVSS AF18 XREGVDD AH18 AVCC_DV 33 R26 AVSS_CPUPLL AG27 AVSS_ADCPLL AF27 AVSS_B2RPLL AD27 AVSS_APLL AD28 AVCC_APLL AF28 AVCC_B2RPLL AG28 AVCC_SYSPLL AH28 VCC 3IO AF8 VCC 3IO AF9 VCCK AF19 VCCK AF20 GND L11 GND L12 GND L13 G...

Страница 47: ...2A 1 2 R55 50R NC 1 2 C198 0 1uF 1 2 L29 120RA NC 1 2 R51 50R NC 1 2 C161 0 1uF 1 2 C203 0 1uF 1 2 C167 0 1uF 1 2 C147 0 1uF AV12 AV33 AV12 AV12 DV33 DV26_DDR DV12 DV26_DDR AV33 AV33 AV12 AV33 AV33 AV15 AV33 DV33SB AV15 DV33SB DV33SB DV33SB LVDS POWER VIDEO DAC POWER PLL POWER PLL POWER LVDS POWER VIDEO DAC POWER GLOBAL POWER ANALOG FRONT END POWER TOP SIDE BOTTOM SIDE LEFT SIDE RIGHT SIDE TOP SID...

Страница 48: ...209 0 1uF 1 2 R68 4K7 1 2 R81 10K 1 2 R64 4K7 DV33 DV33SB DV33 DV33 GND GND GND DV33 DV33 DV33 DV33 GND GND GND DV33SB 3V3 NOR FLASH NOR FLASH FOR CODE DOWNLOAD AND DEBUGGING TRAP MODE CIRCUIT MT5372 SYSTEM EEPROM GENERAL PURPOSE SIF SH O U LDB ER EMO VEDINMP JTAG INTERFACE JTAG POWER ON RESET CIRCUIT 1 2 C213 22pF 1 2 R63 820K 1 2 C214 22pF 1 2 G2 27MHz 1 2 3 4 XP5 Header_1x4 3V3 DV33SB DV33 ORES...

Страница 49: ...1 2 R90 75 1 2 C265 0 1uF 1 2 C233 0 1uF 1 2 R106 100 1 2 R96 75 1 2 R91 47 1 2 3 4 5 6 7 8 RN13 47X4 1 2 3 4 5 6 7 8 RN27 47X4 1 2 C275 0 1uF 1 2 C232 0 1uF DV13_DDR DV13_DDR DV13_DDR DV13_DDR DV26_DDR DV26_DDR DV26_DDR DV26_DDR DV26_DDR DV26_DDR DV26_DDR BYPASS CAP FOR TERMINATOR EVERY 2 RESISTOR PUT 1 BYPASS CAP DDR 1 DDRMEMORY BYPASS CAP FOR DIMM DV13_DDR FOR DDR TERMINATOR MEM_VREF FOR DDR VR...

Страница 50: ...0uF R135 100K NC C306 330pF NC R132 470R C301 10uF 1 2 C286 470uF 16V 5V V6 3904 R121 10k R120 75R R122 75R C283 220uF R114 3k3 C282 1n L39 120R2A CVBS S VIDEO INPUT COMPONENT INPUT AV OUTPUT CVBS1 CVBS2 SY0 SC0 AVL_IN1 AVR_IN1 AVL_IN2 AVR_IN2 SOY0 Y0P Y0N PB0P PB0N PR0P PR0N YPBPR0R_IN YPBPR0L_IN SOY1 Y1P Y1N PB1P PB1N PR1P PR1N YPBPR1R_IN YPBPR1L_IN HPOR_OUT SHUTDOWN HPOL_OUT 1 2 3 4 XP 04 XP8 A...

Страница 51: ...120R2A 1 2 L59 2 2uH 1 2 C349 10nF NC 1 NC 2 NC 3 GND 4 SDA 5 SCL 6 WP 7 VCC 8 N18 EEPROM24C02 1 2 R185 10K NC VGA_PLUGPWR VGA_PLUGPWR 5V VGA_PLUGPWR VGA AUDIO INPUT NEARLY VGA CONNECTOR NEARLYMT5372 VGA VIDEO INPUT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 XS4 DB15 VD14 IN4148 VGA_PLUGPWR VD13 IN4148 C340 10uF 5V_VGA_IN R187 100k C355 1nF NC R186 0R0 100K C354 10uF R190 100k C358 1nF NC R188 0R0 100K C...

Страница 52: ...A 0603 1 2 D15 NS DIODE EGA 0603 1 2 D19 NS DIODE EGA 0603 1 2 D14 NS DIODE EGA 0603 1 2 D18 NS DIODE EGA 0603 1 2 D7 NS DIODE EG A 060 3 1 2 D3 NS DIODE EG A 060 3 1 2 D10 NS DIODE EG A 060 3 1 2 D6 NS DIODE EG A 060 3 1 2 D5 NS DIODE EG A 060 3 1 2 D9 NS DIODE EG A 060 3 1 2 D4 NS DIODE EG A 060 3 1 2 D8 NS DIODE EG A 060 3 SIFINTERFACE HDM I VIDEO INPUT 5V AV33 OSDA1 OSCL1 RXC RXCB RX0 RX0B RX1...

Страница 53: ...0 121uH L69 1uF C424 1uF C427 1uF 16V C422 121uH L67 1uF 16V C416 L L R R 0R R285 100K R297 GND 1 RINN 2 RINP 3 AGND 4 LINP 5 LINN 6 GAIN0 7 GAIN0 8 GAIN1 9 MSTR SLV 10 SYNC 11 GND 12 GND 13 ROSC 14 VREG 15 VBYP 16 AGND 17 BCLP 18 LOUTP 19 LOUTP 20 LOUTN 21 LOUTN 22 BLSN 23 GND 24 GND 25 PVCCL 26 PVCCL 27 PGNDL 28 PGNDL 29 VCLAMPL 30 VCLAMPR 31 PGNDR 32 PGNDR 33 PVCCR 34 PVCCR 35 GND 36 GND 37 B C...

Страница 54: ...2K BA CK LIGHT BRIGHT OPWM1 R318 2K NC AV33 5V 1 2 R308 10K NC 1 2 R305 10K NC AV33 AV33 C452 100nF NC R313 0R0 NC R315 4K7 NC PWM OPCTRL4 OPWM1 OPCTRL4 R321 0R0 R320 0R0 NC R319 0R0 NC R322 0R0 10K 1 2 R304 0R0 1 2 R309 10K 5VSB AV33 R301 4 7K_NC R299 4 7K_NC R302 4 7K_NC R298 4 7K_NC AV33 AV33 AV33 5VSB 5V A0P A0N A1P A1N A2P CK2N A2N CK1P CK1N A3P A3N A4P A4N A5P A5N A6P A6N CK2P A7P A7N OPCTRL...

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