User manual LG 42PC3RV-ZJ SERVICE MANUAL

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Manual abstract: user guide LG 42PC3RV-ZJSERVICE MANUAL

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[. . . ] website:http://biz. LGservice. com e-mail:http://www. LGEservice. com/techsup. html PLASMA TV SERVICE MANUAL CHASSIS : PP61A MODEL : 42PC3RV 42PC3RV-ZJ CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. CONTENTS SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 DESCRIPTION OF CONTROLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 ADJUSTMENT INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 TROUBLE SHOOTING GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 PRINTED CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 EXPLODED VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 EXPLODED VIEW PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 REPLACEMENT PARTS LIST. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 SCHEMATIC DIAGRAM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SAFETY PRECAUTIONS IMPORT ANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by in the Schematic Diagram and Replacement Parts List. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. General Guidance An isolation Transformer should always be used during the servicing of a receiver whose chassis is not isolated from the AC power line. [. . . ] Repeat Number : 5 Device Address : A0 PageByte : 8 5) If the writing is finished, you will see the "OK" message. 4) Power on the Set. 6-4. Sequence of Adjustment (1) DDC data of Analog-RGB 1) Init the data. <EDID DATA Analog Set 128bytes> : 42PC(1/3)RV-TJ 2) Load the EDID data. (Open File). [Analog-RGB : PP61A/C_RGB. ANA] [Digital-HDMI : PP61A/C_HDMI. DVI] <EDID DATA Analog Set 256bytes> 7-3. Adjustment of White Balance (For Manual adjustment) O Operate the zero-calibration of the CA-100, then stick sensor to PDP module surface when you adjust. O For manual adjustment, it is also possible by the following sequence. 1) Select white pattern of heat-run mode by pressing power on key on remote control for adjustment then operate heat run more than 15 minutes. 2) As below Fig. 3, Supply 216Level (85 IRE) full screen pattern to Video input. Side AV type (42PC1R-ZJ : AV3(Input 50Hz), 42PC1RV-TJ : AV1(Input 50Hz), 42PC3RV-TJ : AV1(Input 50Hz)) 3) Press the TV/AV KEY on R/C for converting input mode. 4) Set the PSM to Standard mode in Picture menu. 5) Enter the White Balance adjustment mode by pressing the INSTART key twice(White Balance) on R/C. 6) Stick sensor to center of the screen and select each items (Red/Green/Blue Gain and Offset) using D/E(CH +/-) key on R/C. 7) Adjust Only High Light with R Gain/ B Gain using F/G (VOL+/-) key on R/C. 8) Adjust it until color coordination becomes as below. [PP61A : 42PC1RV-ZJ/TJ] - VGA 42" Brightness : High Light : 80 ± 20cd/m2 Color-Coordinate : High Light : X : 0. 283 ± 0. 003 Y : 0. 298 ± 0. 003 Color Temperature : 9, 300°K ± 500°K. 7. Required Equipment 1) Remote controller for adjustment. 2) Color Analyzer (CA-100 or same product). 3) Auto W/B adjustment instrument(only for Auto adjustment). Connecting diagram of equipment for measuring (For Auto Adjustment) 216 Level (85 IRE) COLOR ANALYZER TYPE ; CA-100 CVBS signal input Pattern Generator M STG- 5 2 0 0 / M SPG- 925 RS-232C Serial Communication (Fig. 3) Connection Diagram of Auto W/B Adjustment W (Fig. 4) Pattern for Adjustment of White Balance 9) When adjustment is completed, Exit adjustment mode using EXIT key on R/C. Auto adjustment Map(RS-232C) Type Baud Rate 115200 Index R Gain Data bit 8 Cmd1 Cmd2 j j j j j j a b c d e f PP61C : 42PC1RV-TJ Stop bit 1 Parity NONE 8. Input the Shipping Option Data 1) Push the IN-START key in a Adjust Remocon. [. . . ] No Exchange the Tuner 2) AV/Component-mode doesn't display. No Insert the LVDS cable exactly Yes Are good some elements (C, R, L, or Diode) at path?No If it dead or short, exchange this elements Exchange the VCT-P IC Yes Is VCT-P IC good? 3) RGB/HDMI-mode doesn't display. No Insert the LVDS cable exactly Yes Are good some elements (C, R, L, or Diode) at path? [. . . ]

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