background image

LCD TV

SERVICE MANUAL

CAUTION

BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS : LD01M

MODEL : 42CS560

42CS560-ZD

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 : MFL67360731 (1202-REV00)

Содержание 32CS560

Страница 1: ...READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LD01M MODEL 42CS560 42CS560 ZD 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 MFL67360731 1202 REV00 ...

Страница 2: ... LG Electronics Inc All right reserved Only for training and service purposes 2 CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 TROUBLE SHOOTING 14 BLOCK DIAGRAM 22 EXPLODED VIEW 23 SCHEMATIC CIRCUIT DIAGRAM ...

Страница 3: ...heck 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 metallic part has a return path to...

Страница 4: ... on your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge...

Страница 5: ...the solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replac...

Страница 6: ...land Hungary Austria Slovenia Sweden Denmark Finland Norway Bulgaria DTV T Analog UK France Spain Italy Belgium Russia Luxemburg Greece Czech Croatia Turkey Morocco Ireland Latvia Estonia Lithuania Poland Portugal Romania Ukraine Slovakia Analog Only Kazakhstan Albania Bosnia Serbia 2 Broadcasting system 1 PAL BG 2 PAL DK 3 PAL I I 4 SECAM L L 5 DVB T C S ID TV 3 Receiving system Analog Upper Hete...

Страница 7: ...59 94 HDTV 720p 9 1280x720 45 00 60 00 HDTV 720p 10 1920x1080 31 25 50 00 HDTV 1080i 11 1920x1080 33 75 60 00 HDTV 1080i 12 1920x1080 33 72 59 94 HDTV 1080i 13 1920x1080 56 250 50 HDTV 1080p 14 1920x1080 67 5 60 HDTV 1080p No Specification Proposed Remark Resolution H freq kHz V freq Hz Pixel Clock MHz 1 720 400 31 468 70 08 28 321 For only DOS mode 2 640 480 31 469 59 94 25 17 VESA Input 848 480 ...

Страница 8: ...DCP 7 1280 1024 63 595 60 02 108 875 SXGA HDCP 8 1920 1080 67 5 60 148 5 WUXGA HDCP 2 PC Mode No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed Remark 1 720 480 31 469 31 5 59 94 60 27 00 27 03 SDTV 480P 2 720 576 31 25 50 54 SDTV 576P 3 1280 720 37 500 50 74 25 HDTV 720P 4 1280 720 44 96 45 59 94 60 74 17 74 25 HDTV 720P 5 1920 1080 33 72 33 75 59 94 60 74 17 74 25 HDTV 1080I 6 1920 108...

Страница 9: ...Can t is displayed check connection between computer jig and set 5 Click Auto tab and set as below 6 Click Run 7 After downloading check OK message USB DOWNLOAD epk file download 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB Stick If version of update file in USB Stick is Lower it didn t work But version of update file is Higher USB data is automatically detect...

Страница 10: ...st A D 1 0 Automatically adjustment The use of a internal pattern HDMI1 OK HDMI2 OK HDMI3 OK RGB OK Start Reset EDID D L EZ ADJUST 0 Tool Option1 1 Tool Option2 2 Tool Option3 3 Tool Option4 4 Tool Option5 5 Country Group 6 Area Option 7 ADC Calibration 8 White Balance 9 10 Point WB 10 Test Pattern 11 EDID D L 12 Sub B C 13 Touch Sensitivity Setting 0 1 2 3 4 5 6 7 8 9 A B C D E F 00 00 FF FF FF F...

Страница 11: ...LL Dynamic Range of Module Manual W B process using adjusts Remote control After enter Service Mode by pushing ADJ key Enter White Balance by pushing G key at 8 White Balance After done all adjustments Press In start key and compare Tool option and Area option value with its BOM if it is correctly same then unplug the AC cable If it is not same then correct it same with BOM and unplug AC cable For...

Страница 12: ... next process automatically 5 3 Checkpoint 1 Test voltage GND 1 5 KV min at 100 mA SIGNAL 3 KV min at 100 mA 2 TEST time 1 second 3 TEST POINT GND Test Power cord GND and Signal cord GND Hi pot Test Power cord GND and LIVE NEUTRAL 4 LEAKAGE CURRENT At 0 5 mArms 6 Model name Serial number D L Press Power on key of service remote control Baud rate 115200 bps Connect RS232 Signal Cable to RS 232 Jack...

Страница 13: ... RS232 C Signal Cable 3 Write CI Key through RS 232 C 4 Check whether the key was downloaded or not at In Start menu Refer to below Check the Download to CI Key value in LGset 1 Check the method of CI Key value a Check the method on Instart menu b Check the method of RS232C Command 1 Into the main assembly mode RS232 aa 00 00 2 Check the key download for transmitted command RS232 ci 00 10 3 Result...

Страница 14: ...1 or Main board Check Multi Voltage P403 2pin 24V 17pin 12V Replace Power Board Check Inverter Control Error Out P403 18 pin High P403 24 pin low Check Power Board or Module Check IC402 3 7 Output Voltage IC402 2 5V IC403 1 1V IC407 1 5V Q403 3 3V Replace IC402 3 7 Q403 Re download software Check Micom Voltage L404 3 5V Replace L404 Check LVDS Power Voltage Q409 12V Replace Q409 Check Mstar LVDS O...

Страница 15: ...1 8V Check IF_P N Signal TU3700 10 11 Pin Replace IC3703 Check Mstar LVDS Output Replace Mstar IC101 o r Main Board ok ok ok ok No No No No Bad Tuner Replace Tuner 3 Analog TV Video Check RF Cable Signal Check Tuner 3 3V Power L3703 Replace L3703 Check Tuner 1 8V Power IC3703 2 pin 1 8V Check CVBS Signal TU3700 8 Pin Replace IC3703 Check Mstar LVDS Output Replace Mstar IC101 or Main Board ok ok ok...

Страница 16: ...1604 CVBS Signal Line R246 ok ok ok No Replace Jack ok Check CVBS_DET Signal Replace R1666 No Check Mstar LVDS Output Replace Mstar IC101 or Main Board No 5 Component Video Check input signal format Is it supported Check Component Cable for damage or open conductor Check JK1601 or 1603 Y PB PR signal Line ok ok ok No Replace Jack Check COMP_DET Signal Replace R1615 No Check Mstar LVDS Output Repla...

Страница 17: ...ack Check SC1_DET Signal Replace R1614 No Check Mstar LVDS Output Replace Mstar IC101 or Main Board ok No 7 RGB Video Check input signal format Is it supported Check RGB Cable conductors for damage or open conductor Check EDID I2C Signal R138 R139 SDA SCL Check JK1104 H V_Sync R G B Signal Line ok ok ok No No Re download EDID data Replace Mstar IC101 or Main Board ok Replace Jack Check DSUB_DET Re...

Страница 18: ...ck EDID R4033 R4034 R4035 R4036 R4037 R4038 I2C Signal Check JK801 JK802 JK803 ok ok ok No No Replace the defective IC or re download EDID data Check HDCP EEPROM IC103 Power I2C Signal Replace the defective IC ok No Replace Jack Check HDMI Signal Check other set If no problem check signal line ok No Check Mstar LVDS Output Replace Mstar IC101 o r Main Board ok No Replace Main Board No Check HDMI_D...

Страница 19: ...No Check Connector P501 Replace connector if found to be damaged ok No Check speaker resistance and connector damage Replace speaker ok No Off Toggle the Menu Check AMP IC IC501 Power 24V or 20V or 15V 3 3V No Replace Amp IC IC501 Check Mstar I2S Output IC501 9 10 11 Pin No Check signal line Or replace Mstar IC101 Check Mstar AUDIO_MASTER_CLK R148 No Replace Mstar IC101 o r Main Board ok Check AMP...

Страница 20: ...V Power L3703 Replace L3703 Check Tuner 1 8V Power IC3703 2 pin 1 8V Check IF_P N Signal TU3700 10 11 Pin Replace IC3703 ok ok ok No No No Bad Tuner Replace Tuner 11 Analog TV Audio Check RF Cable Signal Follow procedure 9 All source audio trouble shooting guide ok Check Tuner 3 3V Power L3703 Replace L3703 Check Tuner 1 8V Power IC3703 2 pin 1 8V Check CVBS Signal TU3700 8 Pin Replace IC3703 ok o...

Страница 21: ...ce Jack Follow procedure 9 All source audio trouble shooting guide 13 Component SCART Audio Check Component Cable for damage or open conductor Check JK1602 JK1603 Signal Line ok ok No Replace Jack Follow procedure 9 All source audio trouble shooting guide 14 RGB Audio Check Cable conductors for damage or open conductor Check JK1102 Signal Line ok No ok Replace Jack Follow procedure 9 All source au...

Страница 22: ...005M2I LVDS FHD 50Hz Audio AMP NTP7400 USB2 0 DP DM SPK L R X tal 24M FPC 51P I2S SPDIF H P L R CVBS Y Pb Pr L R RGB H V RS232C Rear TMDS DDR3 Add DDR3 Data SPI AV2 Side NAND FLASH IC102 1Gbit PCM_A 0 7 TMDS HDMI3 CVBS L R DDR3 1Gb IC1202 H5TQ1G63BFR DDR3 1Gb IC1201 H5TQ1G63BFR CONTROL IR LED SOFT TOUCH TACT SWITCH SENSOR _SCL SDA LED_R KEY1 KEY2 IR LED_B SOFT TOUCH _SCL SDA M24M01 HRMN6TP IC104 2...

Страница 23: ... electrical and mechanical parts in this chassis have special safety related characteristics These 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 manuf...

Страница 24: ...2 FE_TS_SYNC R167 22 R138 22 LED_R BUZZ R102 3 3K R164 22 IC104 AT24C256C SSHL T 3 A2 2 A1 4 GND 1 A0 5 SDA 6 SCL 7 WP 8 VCC R171 10K MODEL_OPT_4 MODEL_OPT_5 R172 0 OPT R173 0 OPT PM_MODEL_OPT_0 PM_MODEL_OPT_0 3 5V_ST PM_MODEL_OPT_1 R178 100 OPT R179 100 OPT OLP AMP_SDA AMP_SCL IC101 LGE2112 T8 S7LR_DIVX_MS10 PCMDATA 0 GPIO126 W21 PCMDATA 1 GPIO127 AA18 PCMDATA 2 GPIO128 AB22 PCMDATA 3 GPIO120 AE2...

Страница 25: ...N0P M3 BIN0M M2 SOGIN0 M1 HSYNC1 V2 VSYNC1 V3 RIN1P U3 RIN1M U2 GIN1P T1 GIN1M T2 BIN1P R2 BIN1M R1 SOGIN1 T3 HSYNC2 AA2 RIN2P Y2 RIN2M AA3 GIN2P W2 GIN2M Y3 BIN2P V1 BIN2M W3 SOGIN2 W1 CVBS0 AA8 CVBS1 Y4 CVBS2 W4 CVBS3 AA5 CVBS4 Y5 CVBS5 AA4 CVBSOUT0 Y6 CVBSOUT1 AA1 VCOM AB4 VIFP AC4 VIFM AD3 IP AC3 IM AE3 SIFP AD4 SIFM AC5 IF_AGC AD2 RF_AGC AE2 I2C_SCKM1 GPIO75 AE6 I2C_SDAM1 GPIO76 AD6 XIN AD1 X...

Страница 26: ... C430 10uF 10V 3 3V_Normal C490 0 1uF 16V 5V_TUNER R439 33K IC410 AP1117EG 13 5V_TUNER ADJ GND OUT IN R447 1 21K 1 10W 1 PD_ 12V RL_ON C417 0 1uF 16V 5V_TUNER R473 1 P404 FM20020 24 NORMAL_32 19 14 9 4 18 13 8 3 17 12 7 2 16 11 6 1 20 15 10 5 21 22 23 24 25 R417 110 5V_TUNER R405 1 3K PANEL_DISCHARGE_RES C408 0 1uF 16V OPT C412 0 1uF 16V PD_ 12V R446 10K OPT R435 22K OPT PANEL_VCC C422 0 1uF 50V 5...

Страница 27: ...CL C2402 0 1uF 3 5V_ST C2401 0 1uF R2425 47K OPT R2431 47K OPT R2414 1 5K R2412 100 EYEQ TOUCH_KEY SENSOR_SDA 3 3V_Normal C2409 18pF 50V OPT R2427 0 P2401 12507WR 12L OLD_SUB 1 2 3 4 5 6 7 8 9 10 11 12 13 3 5V_ST C2405 0 1uF 16V JP2410 R2428 22 R2404 10K 1 KEY1 R2426 47K IR C2410 0 1uF 16V OPT KEY2 JP2409 R2401 100 P2402 12507WR 15L NEW_SUB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 16 15 R2411 100 EYEQ TOU...

Страница 28: ...01209 0120P N2 120 ohm IC1450 AP2191DSG EAN61849601 3 IN_2 2 IN_1 4 EN 1 GND 5 FLG 6 OUT_1 7 OUT_2 8 NC L1451 1 CIS21J121 JK1450 3AU04S 305 ZC LG USB_JACK 1 2 3 4 5 5V_USB C1452 10uF 10V USB1_OCD SIDE_USB_DM C1453 0 1uF R1458 2K 1 8W 1 R1459 2K 1 8W 1 JK1450 1 3AU04S 345 ZC H LG USB_JACK_LV3400 1 2 3 4 5 R1455 4 7K OPT D1451 RCLAMP0502BA OPT SIDE_USB_DP 3 3V_Normal C1451 22uF 16V R1451 47 20101023...

Страница 29: ...8 10K DDC_SDA_1 JP810 IC802 AT24C02BN SH T HDMI_2_ATMEL 3 A2 2 A1 4 GND 1 A0 5 SDA 6 SCL 7 WP 8 VCC R804 1 8K 5V_Normal IC801 1 R1EX24002ASAS0A HDMI_1_RENESAS 3 A2 2 A1 4 VSS 1 A0 5 SDA 6 SCL 7 WP 8 VCC R877 22 R874 10K HDMI_1_EEPROM D2 _HDMI4 CK _HDMI2 C806 0 1uF EDID_WP EDID_WP R806 10K D1 _HDMI2 DDC_SCL_1 D822 ENKMC2838 T112 A1 C A2 DDC_SDA_2 CK _HDMI4 JP806 IC801 AT24C02BN SH T HDMI_1_ATMEL 3 ...

Страница 30: ...1102 470K R1137 75 RGB_DDC_SCL C1126 68pF 50V OPT JK3301 KJA PH 0 0177 HEAD_PHONE 3 DETECT 4 L 5 GND 1 R C1127 18pF 50V Q1106 2SC3052 E B C C1118 10uF 16V C1107 100pF 50V R1135 75 R1128 1K HP_LOUT 002 V7 D1102 5 6V OPT AMOTECH R1141 22 D1116 5 6V OPT D1109 30V JK1104 SPG09 DB 010 1 RED 2 GREEN 3 BLUE 4 GND_1 5 DDC_GND 6 RED_GND 7 GREEN_GND 8 BLUE_GND 9 NC 10 SYNC_GND 11 GND_2 12 DDC_DATA 13 H_SYNC...

Страница 31: ...06 0 1uF PM_RXD C1103 0 1uF C1101 0 33uF C1104 0 1uF 3 5V_ST D1107 30V CDS3C30GTH OPT R1123 100 C1105 0 1uF C1102 0 1uF R1124 100 JK1101 SPG09 DB 009 1 2 3 4 5 6 7 8 9 10 JP1111 IC1101 MAX3232CDR EAN41348201 3 C1 2 V 4 C2 1 C1 6 V 5 C2 7 DOUT2 8 RIN2 9 ROUT2 10 DIN2 11 DIN1 12 ROUT1 13 RIN1 14 DOUT1 15 GND 16 VCC PM_TXD D1108 30V CDS3C30GTH OPT 20110324 GP3_S7LR RS232C_9PIN 10 RS232C Copyright 201...

Страница 32: ...ER_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 RXA2 RXA0 C703 0 1uF 16V HD RXB1 C710 0 1uF 16V WAFER_FHD P705 FF10001 30 HD 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 RXB2 RXB4 RXA0 RXA1 RXA0 PANEL_VCC C702 1000pF 50V OPT RXA3 R711 10K OPT L701 120 ohm...

Страница 33: ...F9 VSSQ_8 G1 VSSQ_9 G9 C1203 0 1uF B MVREFDQ R1227 1K 1 C1228 0 1uF A MWEB C1248 0 1uF B MCASB C1222 0 1uF C1215 0 1uF A MA8 B MA6 B MVREFCA B MDQL5 B MCKE B MCKE A MRASB A MVREFCA A MDQL5 C1205 10uF B MA7 A MA0 A MDQU4 C1232 0 1uF A MDQU5 B MA13 NT5CB64M16DP CF IC1202 2 DDR_1333_NANYA_NEW EAN61857201 A0 N3 A1 P7 A2 P3 A3 N2 A4 P8 A5 P2 A6 R8 A7 R2 A8 T8 A9 R3 A10 AP L7 A11 R7 A12 N7 NC_6 T3 NC_5 ...

Страница 34: ...SCK 3 5V_ST Q1401 KRC103S OPT E B C 3 5V_ST C1401 0 1uF R1404 4 7K OPT SPI_CS SPI_SDO IC1401 MX25L8006EM2I 12G S_FLASH_MAIN_MACRONIX 3 WP 2 SO SIO1 4 GND 1 CS 5 SI SIO0 6 SCLK 7 HOLD 8 VCC R1405 33 R1403 10K OPT SPI_SDI FLASH_WP R1401 0 OPT IC1401 1 W25Q80BVSSIG S_FLASH_MAIN_WINBOND 3 WP IO2 2 DO IO1 4 GND 1 CS 5 DI IO0 6 CLK 7 HOLD IO3 8 VCC 3 5V_ST SFLASH 20110324 13 GP3_S7LR Copyright 2012 LG E...

Страница 35: ...702 3 UDA55AL GP3_ATSC_1INPUT_H_SANYO 14 3 3V 13 1 2V 5 AS 12 GND 11 VIDEO 2 NC_2 10 NC_3 4 NC RF_AGC 1 NC_1 17 DIF_1 9 SIF 8 NC IF_TP 3 B 5V 16 IF_AGC_CNTL 7 SDA 6 SCL 15 RESET 18 DIF_2 19 SHIELD R3740 1 1K TU_IIC_NON_ATSC_SANYO L3702 MLB 201209 0120P N2 5V_TUNER C3714 22pF 50V FULL_NIM R3703 150 OPT C3738 0 1uF 16V R3730 0 FULL_NIM R3766 1 1 10W HALF_NIM C3723 22uF 10V R3754 10K OPT Q3704 2SC305...

Страница 36: ... PVDD2_2 24 PVDD2_3 25 OUT2A_1 26 OUT2A_2 27 PGND2A 28 BST2A 29 VDR2 30 GND_2 31 VCC_5 32 VDR1 33 BST1B 34 PGND1B 35 OUT1B_1 36 OUT1B_2 37 PVDD1_1 38 PVDD1_2 39 PVDD1_3 40 OUT1A_1 41 OUT1A_2 42 PGND1A 43 BST1A 44 RESET 45 AD 46 GND_IO 47 CLK_I 48 VDD_IO 49 EP R519 4 7K 0 1uF C520 50V Q501 2SC3052 E B C C535 0 47uF 50V R505 3 3K L505 10 0uH D502 100V 1N4148W OPT R508 12 D503 100V 1N4148W OPT R517 4...

Страница 37: ...T R1633 10K C1648 220pF 50V OPT AV_CVBS_DET R1627 22 EU_OPT COMP2_Pr R1636 12K R1619 75 R1616 75 EU_OPT L1602 BLM18PG121SN1D EU_OPT SCART1_Rout R1623 15K EU_OPT C1645 10uF 16V EU_OPT C1617 1000pF 50V OPT SC1_B COMP1_Pb AV_R_IN R1668 10K EU_OPT SC1 COMP1_DET R1634 12K SC1_R COMP1_Pr D1605 30V C1636 0 1uF EU_OPT R1605 75 3 3V_Normal COMP2_Y D1608 5 6V OPT R1612 10K D1616 5 6V R1635 390 EU_OPT DTV MN...

Страница 38: ...7 SIDE_COMP 3 M3_DETECT 4 M4 5 M5_GND 1 M1 6 M6 D9902 5 6V OPT ADMC5M03200L_AMODIODE SIDEAV_R_IN D9903 5 6V SIDE_CVBS ADMC5M03200L_AMODIODE R9906 470K SIDE_CVBS D9904 5 6V SIDE_CVBS ADMC5M03200L_AMODIODE L9903 BLM18PG121SN1D SIDE_CVBS C9905 100pF 50V SIDE_CVBS R9916 12K SIDE_CVBS COMP2_Pr R9911 10K SIDE_CVBS D9908 5 6V OPT 3 3V_Normal COMP2_Pb 3 3V_Normal C9901 100pF SIDE_CVBS D9901 30V SIDE_CVBS ...

Страница 39: ...A 6 R1917 10K PCM_RST R1913 10K R1908 100 PCM_A 1 CI_ADDR 2 PCM_CD CI_MDI 5 PCM_5V_CTL PCM_A 7 AR1908 33 CI_OE 3 3V_CI CI_ADDR 8 GND CI_OE CI_TS_CLK C1909 0 1uF CI_ADDR 7 CI_IORD CI_DATA 0 7 CI_ADDR 1 CI_MDI 3 PCM_A 11 CI_ADDR 6 P1902 10067972 050LF G1 G2 57 21 52 16 10 47 41 5 36 59 23 45 54 18 49 43 13 7 38 2 25 56 20 51 15 9 46 40 4 35 58 22 53 17 11 48 42 12 6 37 1 24 55 19 50 44 14 8 39 3 26 ...

Страница 40: ...0205 GAS2 2 7 5T_GAS MDS62110209 GAS3 5 8 5T_GAS MDS62110209 GAS5 5 8 5T_GAS MDS62110209 GAS6 5 8 5T_GAS MDS62110205 GAS1 2 7 5T_GAS MDS61887708 GAS6 4 12 5T_GAS MDS62110204 GAS6 1 5 5T_GAS MDS61887708 GAS2 4 12 5T_GAS MDS61887708 GAS1 4 12 5T_GAS MDS62110204 GAS2 1 5 5T_GAS MDS62110205 GAS6 2 7 5T_GAS MDS62110205 GAS7 2 7 5T_GAS MDS62110204 GAS5 1 5 5T_GAS MDS62110204 GAS7 1 5 5T_GAS MDS62110209 ...

Страница 41: ......

Отзывы: