LG 42PJ650 Service Manual Download | Manualshive

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LGE Internal Use Only

Copyright ©2010 LG Electronics Inc. All rights reserved.
Only for training and service purposes

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Summary of Contents for 42PJ650

Page 1: ...S READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS PA01A MODEL 42PJ650 42PJ650 AB North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO MFL62882002 1001 REV00 ...

Page 2: ...t 2010 LG Electronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 6 TROUBLESHOOTING GUIDE 11 BLOCK DIAGRAM 22 EXPLODED VIEW 23 SVC SHEET ...

Page 3: ...t s Neck Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc If the exposed met...

Page 4: ...ing and specification by part number in accordance with SBOM 5 The receiver must be operated for about 20 minutes prior to the adjustment V Test Method 1 Performance LGE TV test method followed 2 Demanded other specification Safety CB specification EMC CISPR 13 specification V Test Method No Item Specification Remark 1 Broadcasting system PAL B B DTV DVB T 2 Available Channel 1 DTV VHF 6 12 UHF 27...

Page 5: ...0 0 10 85IRE 216Gray 100 Window White Pattern Picture Vivid Medium 4 Color White X 0 270 0 285 0 300 White 85IRE 216Gray 100 Window Coordinate Y 0 283 0 293 0 303 White Pattern Red X 0 635 0 640 R G B 100IRE 255Gray 100 Window Y 0 318 0 333 0 345 White Pattern Green X 0 242 0 300 0 305 Picture Vivid Medium Y 0 595 0 600 100 Window Blue X 0 150 0 158 Y 0 065 0 075 5 Color coordinate uniformity 0 01...

Page 6: ... F G CH and press ENTER V Select White by using F G VOL and press ENTER V O Set heat run should be activated without a signal generator O Single color patterns RED BLUE GREEN of HEAT RUN MODE are used to check a plasma panel O Caution If you turn on a still screen more than 20 minutes Especially digital pattern cross hatch pattern an after image may be made in the black level part of the screen Ca...

Page 7: ... external input cable except the component input 480i Horizontal_Color_Bar to adjust ADC calibration O Auto ADC Calibration Map RS 232C Adjust Sequence aa 00 00 Enter Adjust Mode xb 00 40 Component1 Input 480i ad 00 10 Adjust 480i Comp1 xb 00 60 RGB Input 1024 768 ad 00 10 Adjust 1024 768 RGB aa 00 90 End Adjust mode 6 EDID Download Procedure 1 Push ADJ button on a service R C 2 Enter EDID auto do...

Page 8: ...e careful Set up RF mode noise before a voltage adjustment Test equipment DMM 1EA 9 White Balance Adjustment Caution Press the POWER ON KEY on R C before W B adjustment O Test Equipment Color Analyzer CS 1000 CA 100 CH 10 CA 210 CH 10 O Please adjust CA 100 CA 210 by CS 1000 before measuring You should use Channel 10 which is Matrix compensated White Red Green Blue revised by CS 1000 and adjust in...

Page 9: ...he zero calibration of CA 100 CA 210 2 Press the ADJ button on a service R C and enter EZ ASJUST by selecting 6 White Balance 3 Then 216 gray pattern will appear on the screen 4 Change the R G B Gain as passing in 3 color coordinates and temperatures COOL MEDIUM and WARM Temperature COOL R Cut G Cut B Cut is set to 64 Control R Gain and G Gain Each gain is limited to 192 Temperature MEDIUM R Cut G...

Page 10: ...ow Caution Don t download HDMI RGB EEPROM to write a model name Model name dois unnecessary because this model use Tool Option to call a model name 10 2 Signal TABLE CMD A0h LENGTH 85 94h 1 16 bytes ADH EEPROM Sub Address high 00 1F ADL EEPROM Sub Address low 00 FF Data Write data CS CMD LENGTH ADH ADL Data_1 Data_n Delay 20ms 10 3 Command Set Description FOS Default write 7mode data write Vtotal ...

Page 11: ... 11 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes TROUBLESHOOTING GUIDE ...

Page 12: ... 12 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes ...

Page 13: ... 13 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes ...

Page 14: ... 14 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes ...

Page 15: ... 15 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes ...

Page 16: ... 16 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes ...

Page 17: ... 17 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes ...

Page 18: ... 18 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes ...

Page 19: ... 19 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes ...

Page 20: ... 20 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes ...

Page 21: ... 21 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes ...

Page 22: ... 22 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes BLOCK DIAGRAM ...

Page 23: ...ese parts are identified by in the Schematic Diagram and EXPLODED VIEW 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 IMPORTANT SAFETY NOTICE Copyright 2010 LG Electronics Inc All rights reserved Only for ...

Page 24: ...10 14 NC_9 13 VSS_1 12 VDD_1 11 NC_8 10 NC_7 9 E 8 R 7 RB 4 NC_4 5 NC_5 25 NC_16 24 NC_15 23 NC_14 2 NC_2 22 NC_13 21 NC_12 1 NC_1 20 NC_11 19 WP 18 W TU_SLEEP_MODE 3 3V EEPROM_SCL EEPROM_SDA C100 0 1uF PDP_SDA PDP_SCL 3 3V R1294 10K IC103 MX25L4005AM2C 12G 3 WP 2 SO 4 GND 1 CS 5 SI 6 SCLK 7 HOLD 8 VCC KEY_BUZZER IC105 M24M01 HRMN6TP 3 E2 2 E1 4 VSS 1 NC 5 SDA 6 SCL 7 WP 8 VCC R135 0 R133 4 7K REA...

Page 25: ...SYNC0 SC1_FB N1 RIN0P SC1_R P2 GIN0P SC1_G R3 BIN0P SC1_B R1 SOGIN0 SC1_CVBS P3 RINM P1 BINM T3 GINM R2 HSYNC1 DSUB_HSYNC K3 VSYNC1 DSUB_VSYNC K2 RIN1P DSUB_R L1 GIN1P DSUB_G L3 BIN1P DSUB_B K1 SOGIN1 L2 RIN2P COMP_PR V1 GIN2P COMP_Y V2 BIN2P COMP_PB U1 SOGIN2 V3 VSYNC2 J5 CVBS1 SC1_CVBS U3 CVBS2 SC2_CVBS U2 CVBS3 SIDE_CVBS T1 VCOM1 T2 CVBS4 S VIDEO_Y M1 CVBS6 S VIDEO_C M2 CVBS5 N3 CVBS7 M3 CVBS0 ...

Page 26: ...1 VDDQ9 A9 VDDQ10 R1 VDD1 M9 VDD2 J9 VDD3 E1 VDD4 A1 VDD5 B9 DQ15 B1 DQ14 D9 DQ13 D1 DQ12 D3 DQ11 D7 DQ10 C2 DQ9 C8 DQ8 F9 DQ7 F1 DQ6 H9 DQ5 H1 DQ4 H3 DQ3 H7 DQ2 G2 DQ1 G8 DQ0 IC100 LGE3369A Saturn6 Non RM B_DDR2_A0 T26 B_DDR2_A1 AF26 B_DDR2_A2 T25 B_DDR2_A3 AF23 B_DDR2_A4 T24 B_DDR2_A5 AE23 B_DDR2_A6 R26 B_DDR2_A7 AD22 B_DDR2_A8 R25 B_DDR2_A9 AC22 B_DDR2_A10 AD23 B_DDR2_A11 R24 B_DDR2_A12 AE22 B_...

Page 27: ...DA_3 D0 _HDMI1 CEC_REMOTE 5V_HDMI3 DDC_SCL_2 DDC_SCL_2 CK _HDMI3 D2 _HDMI1 DDC_SCL_1 CEC_REMOTE D600 ENKMC2838 T112 A1 C A2 DDC_SDA_2 5V_HDMI1 D2 _HDMI2 5V_HDMI3 CK _HDMI1 3 3V_HDMI_ST BSS83 Q600 READY S B D G HDMI_CEC CEC_REMOTE D605 MMBD301LT1G 30V D604 READY R632 330K R646 18K R648 18K R629 18K R650 18K R626 18K R649 18K R659 0 R636 0 R613 0 R624 0 READY R612 0 R642 22 R644 22 R645 22 R643 22 R...

Page 28: ... MCLK 16 OSC_RES 17 DVSS_1 18 VR_DIG 19 PDN 20 LRCLK 21 SCLK 22 SDIN 23 SDA 24 SCL 25 RESET 26 STEST 27 DVDD 28 DVSS_2 29 GND 30 AGND 31 VREG 32 GVDD_OUT_2 33 BST_D 34 PVDD_D_1 35 PVDD_D_2 36 OUT_D 37 PGND_CD_1 38 PGND_CD_2 39 OUT_C 40 PVDD_C_1 41 PVDD_C_2 42 BST_C 43 BST_B 44 PVDD_B_1 45 PVDD_B_2 46 OUT_B 47 PGND_AB_1 48 PGND_AB_2 R718 470 AVSS R710 0 SPK_L C712 1000pF 50V SPK_L C740 0 68uF SPK_L...

Page 29: ...P2212DN 3 IN 2 GND 4 BS 1 FB 5 VCC 6 SW_1 7 SW_2 8 EN SYNC C842 100uF 16V C841 100uF 16V R802 0 1 4W C836 1uF 10V L802 MLB 201209 0120P N2 IC802 AP2121N 3 3TRE1 1 GND 2 VOUT 3 VIN TP1451 C889 10uF 6 3V C822 10uF 6 3V READY C870 100pF 50V READY R861 75 1 R829 10K R834 10K R856 10K READY R831 10K R827 10K READY C831 0 1uF C808 0 1uF 16V C803 0 1uF 16V C885 0 1uF 16V C899 0 1uF 16V READY 0 1uF C856 C...

Page 30: ...K D911 COMP1_RIN 3 3V_AVDD D913 READY D912 READY R905 470K D909 R925 12K R927 75 1 COMP1_DET R936 1K D910 30V READY C904 1000pF 50V R926 12K R913 10K D914 READY R929 75 1 COMP1_Y COMP1_Pb COMP1_Pr COMP1_LIN R907 10K R928 75 1 R914 10K C905 1000pF 50V R904 470K R939 0 GND D901 5 6V R900 470K C900 100pF 50V AV_RIN R915 12K R908 10K D902 5 6V R916 12K R901 470K AV_LIN C901 100pF 50V R909 10K C909 0 1...

Page 31: ...RXE3 RXO2 RXE4 RXO0 RXE0 RXO0 RXO1 PC_SER_CLK RXE2 PDP_SCL RXECK MOD_ROM_RX P403 TF05 51S FHD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 C1029 10pF READY C1028 10pF READY C1027 10pF READY C1026 10pF READY 3 3V_ST JK1002 SPG09 DB 009 1 2 3 4 5 6 7 8 9 10 JK1001 SPG09 DB 010 1 RED 2 GREEN 3 BLUE 4...

Page 32: ...1uF 16V C1187 0 1uF 16V C1163 0 1uF C1106 0 1uF 16V C1186 0 1uF 16V C1169 0 1uF C1118 0 1uF SCL1 SDA1 L1102 SAM2333 READY A2 GN C A1 RD R1106 10K READY IC1100 CE6355 1 VSS_1 2 VDD_1 3 VSS_2 4 CLK1 5 DATA1 6 IRQ 7 CVDD_1 8 VSS_3 9 RESET 10 SLEEP 11 STATUS 12 SADD4 13 VDD_2 14 VSS_4 15 SADD3 16 SADD2 17 SADD1 18 SADD0 19 CVDD_2 20 VSS_5 21 PLLVDD 22 PLLGND 23 XTI 24 XTO 25 VSS_6 26 PLLTEST 27 OSCMOD...

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