Service Manual
Contents
1. Stepl Locating and fixing rear shield Ne Use Screw No 6 OS VUES 3 1 2 20 DPB 4260 Assemblage of rear Shield Step 2 left top Step2 Locating and fixing rear shield Use Screw No 5 Step3 Locating and fixing rear shield Use Screw No 5 Step4 Locating and fixing rear shield Use Screw No 5 Step5 Locating and fixing rear shield Use Screw No 5 steep amp 9 16100004404 3 1 2 21 DPB 4260 Assemblage of Rear Cover Stepl Use Screw No 7 Use Screw No 15 Use screw No 4 3 2 Part Name 3 2 1 Screw Part Name SORT NAME SPEC m MACHINE SCREW PAN HEAD P 4 6 4 6 diameter length 9 o TOP TITE PAN HEAD T T BP 3 6 co a MACHINE SCREW WASHER PAN HEAD WP 4 8 BLACK co MACHINE SCREW WASHER PAN HEAD WP 3 6 BLACK TOP TITE PAN HEAD T T BP 4 8 MACHINE SCREW PLAIN WASHER SPRING WASHER SW PW BP 3 8 MACHINE SCREW PLAIN WASHER SPRING WASHER SW PW 5 12 MACHINE SCREW PAN HEAD BP 4 6 MACHINE SCREW PAN HEAD EXTERNAL TEETH T T CT BB 4 10 WASHER HEXA NUT HEXA NUT HEXA NUT HEXA NUT 15mm TOP TITE PAN HEAD T T BP 4 12 TOP TITE PAN HEAD T T BP 3 8 TOP TITE PAN HEAD T T BP 3 6 TOP TITE PAN HEAD T T BP 4 10 3 2 2 Cable List CIE ew ew NNNM MN Di meme 1 Gero rose INE pei E2. Assemble Front Deco at Front Use the screw No 15 Step 3 Assemble LED IR Board Use the screw No 14 3 1 2 9 Locating the Mount bracket and Inlet Step 1 1 Locating Panel When you locate the panel there are 2 guiding holes 2 Locating amp Fixing Mount bracket Use the screw No 12 There are 8 Screw Point 3 Locating amp fixing Stand bracket DEN que A TH T 4 Use the screw No 3 Bed ED There are 8 Screw Point i i 3 SK eR 4 Locating amp fixing Hexa Nut for Main shield Use the Hexa nut No 11 There are using 3 hexa nut 3 1 2 10 Fixing the shied Locate and fix the shield 1 Use the Screw No 4 2 Use the Screw No 12 3 1 2 11 Fixing the main board and Connecting the LVDS cable Step 1 Connect the LVDS cable to the main board Loc No CON16 There is a CON16 on the back of the main board LVDS cable Part Name DD42C031301 lt In case of the LG42 SD panel gt Step 2 1 Connect the LVDS cable to the digital board of the panel Loc No P1 Digital board Step 3 Locate and fix the main board lt In case of the LG42 HD panel gt Step 2 2 Connect the LVDS cable to the digital board of the panel Loc No P201 Digital board Step 3 Locate and fix the main board 1 Use the Screw No 6 2 Use the Screw No 12 Step 2 1 In case of the LG42 SD panel Step 2 2 In case of the LG42 HD panel 3 1 2 12 Connecting the noise filte
3. rare gas is then filled between each substrate When a high voltage is applied to these electrodes the gas is activated resulting in the radiation of ultraviolet light similar to the operation in fluorescent lamps These ultraviolet rays then activate phosphor that has been coated on the inside of the glass substrate and visible light is emitted from the panel Digital Device 1 4 General Specification 1 4 1 Specification LG 42 HD PANEL Power Display Panel Voltage Consumption Screen Size Number of Pixels Aspect Ratio Pixel Pitch Color Arrangement Gradations Brightness Contrast Ratio Displayable Colors Viewing Angle AC100V 240V 50 60Hz lt 410W Typical Full White 920 mm x 518 mm V 1024 Horizontal x 768 Vertical 16 9 900um x 676um V RGB vertical stripes 1024 steps for each RGB 1000 cd m 5000 1 1 070 000 000 Colors Over 160 degrees Display Mode Video System Input Output Without Stand 37 Kg TV Video S Video SCART Video S Video RGB Component Analog RGB HDMI Digital RGB NTSC PAL SECAM RF IN NTSC F TYPE PAL DIN TYPE Analog RGB P HDMI DVI P RGB S AV1 SCART VIDEO P RGB P L R S AV2 SCART VIDEO P S VIDEO P L R S AV3 V L R S VIDEO P Component Y Pb Pr S L R S Monitor Out V L R SCART V L R Speaker Out L R Option Built in Speaker Without Stand 1113 mm W x744m
4. Service Manual PDP PLASMA DISPLAY PANEL TV Panel Grade HD Ready Buyer Model No DT 42D2 Manufacturer Model No DPB 4260 DI GI TALDEVI CE INC Contents 1 Specifications 1 1 Descriptions 1 2 Features 1 3 Structure and Principle Operation of PLASMA DISPLAY 1 4 General Specification 1 5 Operation Environmental Conditions 1 6 Storage Environmental Conditions 1 7 Mechanical Test Conditions 1 8 Life Expectancy 2 Block Diagram 2 1 Basic Block Diagram 2 2 Panel Block Diagram 2 3 A V Board Block Diagram 3 Assembling 3 1 Assembly Diagram 3 2 Part Name 1 Specification 1 2 1 3 1 4 1 5 1 6 1 7 1 8 Descriptions Features Structure and Principle Operation of PLASMA DISPLAY General Specification 1 4 1 Specification 1 4 2 I O Description Operation Environmental Conditions Storage Environmental Conditions Mechanical Test Conditions Life Expectancy 1 1 Description The PDP42V7 PDP42X3 is a 42 inch 16 9 color plasma display module This is the display device which offers vivid colors with adopting AC plasma technology by LG Electronics Inc 1 2 Features Smart P CUBE Technology offers optimized way to make balance between peak power consumption and peak brightness image display with lively picture quality 1 3 STRUCTURE AND PRINCIPLE OPERATION OF PLASMA DISPLAY In a Plasma Display TV Row and Column electrodes are placed between two glass substrates A
5. m H x61 2 mm D 1 4 2 1 O Description 1 4 2 1 Front Panel Control 1 4 2 2 Rear Cabinet I O s Standby power ON OFF Button AC Power Input Channel UP Button RF TV connector for antenna Input Channel DOWN Button S VIDEO Input ATSC option Volume UP Button Composite Video RCA Input ATSC option Volume DOWN Button Line Level Audio RCA Input ATSC option AV Button SCART1 2 Input Output PAL SECAM option Remote Controls Sensor IR Component Video Input Operation Indicator LED Component Line Level Audio Input RGB D sub Connector Input RGB Audio Input HDMI DVI Input Software Upgrade port Speaker Output 2CH 4210 70 model option Built in Speaker S W 4210 70 model option 1 5 Operation Environmental Conditions Temperature O to 40 C Humidity 20 to 80 RH without condensation Atmospheric pressure 800 to 1100 hPa 1 6 Storage Environmental Conditions Temperature 20 to 60 C Humidity 10 to 90 RH without condensation Atmospheric pressure 700 to 1100 hPa 1 7 Mechanical Test Conditions Vibration operating 4 9m s 0 5 G 10 to 55 Hz Sweep Time 2 Min X Y Z directions 10 minutes each Mounted in TV set Vibration non operating 5EA Packed State 4 9m s 0 5 G 10 to 55 Hz Sweep Time 2 Min Y directions 60 minutes each Drop 1 8 Life Expectancy The anticipated life time is estimated more than 60 000 hours of continuous operatio
6. ns Average life time is the time when the brightness level becomes half of its initial value Block Diagram 2 1 Basic Block Diagram 2 2 Panel Block Diagram 2 3 MAIN AV Board Block Diagram 2 1 Basic Block Diagram AC INPUT AC100 240V 50 60 Hz S5V Vs 180V 190V 12V Va 55V 65V 5V Vcc 5 25v Relay ON 30V VS ON DISPLAY 2 2 Panel Block Diagram Display Data LVDS Input RA RA RB RB RC RC RD RD RCLK RCLK Common Memory Controller Scan Color Plasma Display Panel Sustain Input Driver 852 X 480 Pixels Driver Interface Controller Display Data Driving Driver Timing Controller Address Driver Various Voltages Vs 180V 190V Va 55V 65V Vcc 5V 3 Assembling 3 1 Assembly Diagram 3 1 1 DPB 4260 Front Assembly 3 2 Part Name 3 2 1 Screw Part Name 3 2 2 Cable List 3 1 1 DPB 4260 3 1 1 1 Assemblage of Filter Optical Put down slowly the filter optical to front 3 1 1 2 Assemblage Front Retainer There s are 4 retainer Left Right Top Bottom Use the screw No 5 3 1 1 3 Assemblage of Left Right Speaker Unit Stepl Assemblage of Left Speaker Unit Use the screw No 13 speaker terminal is Left position Step2 Assemblage of Right Speaker Unit Use the screw No 13 speaker terminal is Right position 3 1 1 4 Assemblage of LED IR Step 1 Assemble Window deco Use the screw No 5 Step 2
7. r cable and the power 2P jumper cable 1 Connect the noise filter cable Loc No CNO1 Power board Noise filter cable Part Name DD42NF02451 2 In case of the LG42 HD panel connect the power 2P jumper cable Loc No CNO2 Power board lt gt Loc No CNO3 Power board Power 2P jumper cable Part Name DD 42KK MP 3 1 2 13 Connecting the power cables to the power board 1 Connect the power 4P lt gt 4P cable M A Loc No CN802 Power board me Z AS ul Loc No CON31 Main board E Power 4P cable Part Name DD42NR04401 z 4 E w T Ae DA 2 Connect the power 7P lt 312P cable z dj 4 1 Taper Loc No CN801 Power board lt gt Loc No CON18 Main board Power 7P cable Part Name DD42NR07501 3 Connect the power 12P lt gt 7P cable Loc No CN803 Power board lt gt Loc No CON36 Main board Power 12P cable Part Name DD42NR12501 3 1 2 14 Assemblage of Key LED IR Board Step 1 Connect the key led ir cable 14P DD42C014601 to main board Loc CON25 Main board Step 2 3 Assemble Key Knob amp Key Board Use the screw No 13 Step 4 5 Connect the key_led_ir cable to Key Board board 8P after assemble Key cable than assemble Key Ass y Step 6 Connect the key_led_ir cable to Led_Ir Board Loc CON25 Main board gt Loc WOI LED IR board 6P 3 1 2 19 DPB 4260 Assemblage of rear Shield
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