LG 60PB5600 Service Manual Download Page 44

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( Scalar)

I2S_S7R

STA380

(Audio Out)

(USB)

Side USB

(Front-end)

(External Input)

DVB-T/C

PAL/NTSC

AV1

AV1_LR

COMP_LR
& AV2_LR

HDMI_Side (C port)

UI_HW_PORT

Satellite

DVB-S2/T2/C

PAL/NTSC

TS[0-7]

(Only support Satellite model)

DVB-T2/C

PAL/NTSC

TS[0-7]

DVB-T/C, ATV

DVB-T2

DVB-T/C, ATV

DVB-T2, S2

SCART(AV1)

SCART(AV1)_LR

Hybrid

COMP& AV2

COMP_LR
& AV2_LR

COMP& AV2

Hybrid

<NON-EU>

<EU>

EXT_IN

Main IC

FHD/HD

LVDS

EXT_IN

HDMI_C

TS[0-7]

NANDFlash

128MB

USB2.0

SPDIF

I2S

Serial_Flash

1MB

Side(1)

10. Digital TV Audio Trouble Shooting

Only for training and service purposes

LGE Internal Use Only

Summary of Contents for 60PB5600

Page 1: ... eic lgservice com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO MFL68062606 1403 REV00 CHASSIS PD41C MODEL 60PB5600 60PB5600 ZA CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL PLASMA TV SERVICE MANUAL ...

Page 2: ...opyright LG Electronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 6 BLOCK DIAGRAM 14 EXPLODED VIEW 15 SCHEMATIC CIRCUIT DIAGRAM ...

Page 3: ...hout damage of electrical shock 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...

Page 4: ...y models 4 Specification and performance of each parts are followed each drawing and specification by part number in accordance with BOM 5 The receiver must be operated for about 5 minutes prior to the adjustment 3 Test method 1 Performance LGE TV test method followed 2 Demanded other specification Safety CE IEC specification EMC CE IEC 4 Module General Specification 60 FHD No Item Specification R...

Page 5: ...VB S2 Programme Coverage EU Digital TV PD41B are not support SECAM L L Only PD41B support DVB T2 S2 Analogue TV VHF E2 to E12 UHF E21 to E69 CATV S1 to S20 HYPER S21 to S47 1 PAL SECAM BG 2 PAL SECAM DK 3 PAL I 4 NTSC M 5 DVB T Programme Coverage NON EU Digital TV VHF 04 to 13 UHF 27 to 69 Analogue TV VHF UHF 1 to 78 CATV 01 to 71 3 Receiving system Analog Upper Heterodyne Digital COFDM 4 Scart Ja...

Page 6: ...ODE 1 Press the POWER ON KEY on R C for adjustment 2 OSD display and screen display PATTERN MODE Set is activated HEAT run without signal generator in this mode Single color pattern WHITE of HEAT RUN MODE uses to check panel Caution If you turn on a still screen more than 20 minutes Especially digital pattern cross hatch pattern an after image may be occur in the black level part of the screen 8 P...

Page 7: ...ting Tool option 3 1 ADC Process 3 1 1 ADC Enter Service Mode by pushing ADJ key Enter Internal ADC mode by pushing key at 5 ADC Calibration Caution Using power on button of the Adjustment R C power on Multi vision ADC Calibration Protocol RS232 Adjust Sequence aa 00 00 Enter Adjust Mode xb 00 40 Component1 Input 480i ad 00 10 Adjust 480i Comp1 aa 00 90 End Adjust mode Required equipment Adjustmen...

Page 8: ...stment Preparation Required Equipment Remote controller for adjustment Color Analyzer CS 1000 CA 100 100 CA 210 or same product CH 11 PDP Please adjust CA 210 CA 100 by CS 1000 before measur ing Auto W B adjustment instrument only for Auto adjust ment 9 Pin D Sub Jack RS232C is connected to the AUTO W B EQUIPMENT Before Adjust of White Balance Please press POWER ONLY key Adjust Process will start ...

Page 9: ...ustments Press In start button 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 correct it to the model s module from factory JIG model Push The IN STOP KEY after completing the function inspection And Mechanical Power Switch must be set ON To check the coordinates of ...

Page 10: ...rol command through RS 232 C 5 check LED light ON at 18V menu 6 check LED light ON at 22KHz tone menu 7 Write LNB OFF control command through RS 232 C 8 check LED light OFF at 18V menu 9 check LED light OFF at 22KHz tone menu 2 RS 232 command for test LNB 3 Test result After send LNB On command 18V LED and 22KHz tone LED should be ON After send LNB Off command 18V LED and 22KHz tone LED should be ...

Page 11: ...NEUTRAL 4 LEAKAGE CURRENT At 0 5mArms Tuner GND is separated 5 Model name Serial number Download 5 1 Model name Serial number D L Press Power on key of service remocon Baud rate 115200 bps Connect RS232 Signal Cable to RS 232 Jack Write Serial number by use RS 232 Must check the serial number at signal test of customer sup port Refer to below 5 2 Signal TABLE CMD A0h LENGTH 85 94h 1 16 bytes ADH E...

Page 12: ...ode RS232 aa 00 00 2 check the key download for transmitted command RS232 ci 00 10 3 result value normally status for download OKx abnormally status for download NGx Check the method of CI Key value RS232 1 into the main ass y mode RS232 aa 00 00 2 check the mothed of CI key by command RS232 ci 00 20 3 result value i 01 OK 1d1852d21c1ed5dcx CI Key Value 7 Download MAC Address CI Key and widevine K...

Page 13: ...atically detecting update file in USB Stick If your downloaded program version in USB Stick is Low it didn t work But your downloaded version is High USB data is auto matically detecting 3 Show the message Copying files from memory 4 Updating is staring 5 Updating Completed The TV will restart automatically After turn on TV Please press IN STOP button on ADJ Remote control IF you don t have ADJ R ...

Page 14: ...o P uhuk m z Gm kkyZ Yto pm COMP AV Y Cb Cr Rear AV CVBS CVBS COMP1 AV1 PC AUDIO L R L R L R HDMI 1 MHL PC TMDS DDC Video Front End Audio Front End HDMI RX LVDS out HD FHD HD SD Video Encoder hz ZZ Ok GhtwP pYz tjsr Audio DSP SPDIF Out UART RX TX h Vj whs Vk i k y USB2 0 LVDS Con HD FHD pmOk iVwhsP SCART CVBS kkyZ X WWto LNB suiG pYz EU AJ JA BLOCK DIAGRAM ...

Page 15: ...W Many 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...

Page 16: ...R123 33 EU R145 6 8K EU R153 5 6K EU AR103 33 EU R104 10K R114 10K EU R116 470K R148 15K EU AR105 33 EU R149 15K EU AR106 33 EU R126 12K R132 100 EU R138 2K EU AR109 33 EU AR110 33 EU R100 33 EU R101 33 EU AR108 33 EU R111 10K EU AR104 33 EU R124 10K R110 0 READY R127 12K R102 100 EU R130 33 EU R131 33 EU R165 10K EU R112 0 READY R133 10K EU R139 2K EU R105 1K GROWTH AR100 33 EU R154 5 6K EU R115 ...

Page 17: ... 16V MAX3232 C225 0 1uF 16V MAX3232 IC206 MAX3232CDR MAX3232 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 C229 0 1uF 16V MAX3232 JP241 C226 0 1uF 16V MAX3232 C220 10pF 50V JK204 JST1223 001 SPDIF JACK SOLTEAM 1 GND 2 VCC 3 VINPUT 4 FIX_POLE C219 0 1uF 16V C228 0 1uF 16V MAX3232 JK202 PPJ231 01 GROWTH 8 6 7 5 4 P603 12505WS 04A00 1 2 3 4...

Page 18: ... READY R328 0 READY TU_GND R324 0 DVB T C_Tuner R326 0 READY TU_GND TU_GND TDJH G101D TU300 DVB T C_Tuner 47 SHIELD 6 IF P 7 IF N 8 NC_2 9 NC_3 1 B1 3 3V 2 NC_1 3 IF_AGC 4 SCL 5 SDA A1 A1 B1 B1 R330 2 2K READY R331 2 2K READY 3 3V_S2_DE 3 3V_S2_DE TDJK T101F TU303 TU_BR_PA 47 SHIELD 6 IF P 7 IF N 8 NC_1 9 NC_2 1 B1 3 3V 2 RF_S W_CTL 3 IF_AGC 4 SCL 5 SDA A1 A1 B1 B1 TU302 TDJM K101F TU_CO 1 B1 3 3V...

Page 19: ...1 GND_27 G12 GND_28 G13 GND_29 G14 GND_30 G15 GND_31 G16 GND_32 G17 GND_33 G18 GND_34 H7 GND_35 H8 GND_36 H9 GND_37 H10 GND_38 H11 GND_39 H12 GND_40 H13 GND_41 H14 GND_42 H15 GND_43 H16 GND_44 H17 GND_45 H18 GND_46 J7 GND_47 J8 GND_48 J9 GND_49 J10 GND_50 J11 GND_51 J12 GND_52 J13 GND_53 J14 GND_54 K8 GND_55 K10 GND_56 K11 GND_57 L10 GND_58 M5 GND_59 M7 GND_60 M8 GND_61 M9 GND_62 M10 GND_63 N4 GND...

Page 20: ... 49 50 51 52 C555 0 1uF IC505 W25Q80BVSSIG Winbond_OS 3 WP IO2 2 DO IO1 4 GND 1 CS 5 DI IO0 6 CLK 7 HOLD IO3 8 VCC C556 0 1uF P500 104060 8017 MO_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 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 C517 10pF 50V C5...

Page 21: ...C612 0 1uF 16V F_NIM 1 2V_TU R615 1 F_NIM 3 3V_TU C605 1uF 25V F_NIM 3 3V_DDR L618 120 ohm 2A L604 120 ohm 2A 1 5V_DDR D600 5V READY R602 6 8K 1 16W 1 D601 2 5V READY 3 3V_TU R603 1 2K 1 16W 1 C700 10uF 25V LNB C705 10uF 25V LNB C706 10uF 25V LNB R613 11K 1 F_NIM R614 20K 1 F_NIM 5V_ST D602 5V L602 120 3 3V_ST C601 0 1uF 16V C600 1uF 25V R617 10K 1 R619 1 IC603 AP7361 Y 13 3 ADJ NC 2 GND 4 IN 1 EN...

Page 22: ...DDR R1221 1K MO_128M 128M_NON C1213 0 1uF EXT_DDR R1201 1K 1 EXT_DDR R1223 1K MO_DVB_T C C1209 0 01uF 50V EXT_DDR C1214 0 1uF EXT_DDR R1222 1K R1247 4 7K R1219 1K C1201 0 1uF EXT_DDR R1202 1K 1 EXT_DDR R1220 1K C1205 10uF EXT_DDR R1213 0 READY C1202 1000pF EXT_DDR L1202 CB2012PK501T EXT_DDR R1227 1K MO_HD R1246 4 7K C1210 0 1uF EXT_DDR C1203 0 1uF EXT_DDR R1251 10K R1236 56 1 EXT_DDR R1232 1K 1 EX...

Page 23: ...0uF 25V LNB 12V_LNB C809 0 1uF LNB R803 33 LNB C805 0 1uF 50V LNB D804 40V LNB C813 0 1uF LNB IC801 A8303SESTR T LNB 1 VCP 3 NC_1 7 SCL 9 ADD 10 TONECTRL 11 TCAP 12 ISET 13 VREG 14 GND 15 VIN 16 LX 17 GNDLX 18 NC_2 19 NC_3 20 BOOST 5 TDO 8 SDA 6 IRQ 4 TDI 2 LNB 21 EP GND LNB_OUT LNB_TX DEMOD_SCL DEMOD_SDA TP1 TP2 TP3 TP4 LNB_CTL TP5 C800 18pF LNB C801 18pF LNB C802 33pF LNB DEMOD_SCL DEMOD_SDA D80...

Page 24: ...C908 10uF 10V 5V R921 10K R919 10K R920 10K Q901 E B C Q902 E B C VBUS_EN MHL_OCP_EN_OLD MHL_OCP_EN Q900 E B C R918 10K R922 20K R917 2 7K 3 3V MHL_OCP_EN_OLD 5V C900 100pF 50V READY C901 4700pF 50V C909 22uF 10V R914 5 6K 1 D901 30V MBR230LSFT1G TPS65282REGR IC900 1 EN 3 SS 7 FAULT2 9 SW_OUT2 10 RLIM 11 AGND 12 SW_OUT1 13 SW_IN_1 14 SW_IN_2 15 FB 16 LX_1 17 LX_2 18 BST 19 PGND_1 20 PGND_2 21 VIN_...

Page 25: ...43 BST_B 44 NC_5 45 NC_6 46 OUT_B 47 PGND_AB_1 48 PGND_AB_2 49 EP R1008 470 AMP_RESET C1037 2200pF 50V C1032 0 1uF 50V C1019 10uF 35V AUD_SCK C1034 0 1uF 50V 3 3V_AMP C10141uF 25V R1009 470 C1033 0 1uF 50V C1031 0 1uF 50V R1010 18 SPK_L C1018 0 1uF 50V C1015 0 033uF 50V R1003 33 C1024 0 033uF 50V AUD_MASTER_CLK C1028 330pF 50V C1007 0 047uF C1009 0 1uF 16V SPK_R C1029 0 47uF 50V C1012 2200pF 50V C...

Page 26: ......

Page 27: ...I Video Trouble Shooting 9 All Source Audio Trouble Shooting 10 Digital TV Audio Trouble Shooting 11 Analog TV Audio Trouble Shooting 12 Component RGB AV Audio Trouble Shooting 13 HDMI Audio Trouble Shooting 14 USB Trouble Shooting Please check system after power Off On one time L14 Trouble shooting guide Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes ...

Page 28: ...MI_Side C port UI_HW_PORT Serial_Flash 1MB USB Side USB Side 1 IF Satellite DVB S2 T2 C PAL NTSC IF TS 0 7 Only support Satellite model DVB T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purp...

Page 29: ...Check Voltage Level 3 3V at L606 3 3V_TU N Replace of the IC608 Recheck N Y Check X400 Clock 24MHz N Replace X400 Y Check signal transition at IC505 N Maybe Serial Flash Memory problem Check signal transition IC504 Y Check All Voltage Level at Bead RL_ON IC400 output N Replace one of Bead IC400 Recheck Y N Maybe NAND Flash Memory or IC400 have troubles Y Check DDR Memory Replace one Check Main chi...

Page 30: ..._Flash 1MB USB Side USB Side 1 2 No OSD Trouble Shooting IF Satellite DVB S2 T2 C PAL NTSC IF TS 0 7 Only support Satellite model DVB T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes L...

Page 31: ...t L600 N Replace one of L600 Recheck Maybe IC400 has troubles It should satisfy the Pixel Clock on CAS Electrical Specifications Power Supply Sequence Input Signal Timing Specification Control Signal Register Check CAS Check P600 5V_ON Pin 17 Check GPIO Path of PM N Y Check P600 VS_ON Pin 12 Y Check GPIO Path of PM N Copyright 2014 LG Electronics Inc All rights reserved Only for training and servi...

Page 32: ...2 0 SPDIF I2S HDMI_Side C port UI_HW_PORT Serial_Flash 1MB USB Side USB Side 1 IF Satellite DVB S2 T2 C PAL NTSC IF TS 0 7 Only support Satellite model DVB T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN Copyright 2014 LG Electronics Inc All rights reserved Only for training ...

Page 33: ...veform and signal strength Quality N Check IF voltage level 320 350mV Maybe Tuner has problems Y Tuner I2C check ChangeTuner type at adjust menu Check TS Signal waveform and signal strength Quality Check TS waveform Maybe Tuner has problems N Y Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 34: ..._Side C port UI_HW_PORT Serial_Flash 1MB USB Side USB Side 1 IF Satellite DVB S2 T2 C PAL NTSC IF TS 0 7 Only support Satellite model DVB T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purpos...

Page 35: ...eform and signal strength Quality N Y N Y Check Tuner Power Voltage 3 3V 1 2V Replace one of Bead Recheck Maybe Tuner has problems Maybe Mstar IC has problems Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 36: ...B T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN I2S TAS5733 Audio Out USB Side USB Main IC FHD HD LVDS EXT_IN HDMI_C IF TS 0 7 NANDFlash 128MB USB2 0 SPDIF I2S Serial_Flash 1MB Side 1 Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purpos...

Page 37: ...R108 R107 VA106 VA103 VA104 Termination resistor N Replace one of Resister Recheck Y Check Component Signal R433 R434 R445 R446 R443 R444 R428 R429 R437 R438 R435 R436 Main IC Input N Replace it Y Y Check Component Cable Replace Jack Maybe Mstar IC400 has problems Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 38: ...7 Only support Satellite model DVB T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN Main IC FHD HD LVDS EXT_IN HDMI_C IF TS 0 7 NANDFlash 128MB USB2 0 SPDIF I2S Serial_Flash 1MB Side 1 Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes...

Page 39: ... Video GND V COM C413 R481 N Replace one of VCOM Recheck Y Y Replace Jack Maybe Mstar IC400 has problems Check Signal Format Is it supported signal Check AV Cable Replace one of Resister Recheck Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 40: ... 7 Only support Satellite model DVB T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN Main IC FHD HD LVDS EXT_IN HDMI_C IF TS 0 7 NANDFlash 128MB USB2 0 SPDIF I2S Serial_Flash 1MB Side 1 Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purpose...

Page 41: ...HL Cable Replace Jack Check I2C Signal R231 R246 R247 R248 N Replace It Recheck Maybe Mstar IC400 has problems Y If MHL Problem Check detecting MHL signal R222 5V R922 3 3V R912 4 9V N Y Replace It Recheck Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 42: ... Register Recheck Y Check IC1000 Power 17V 3 3V N Replace It Recheck Y Check Mstar S7R I2S Output R406 R420 N Replace It Recheck Y Maybe Mstar IC1202 has problems Replace Speaker N N Maybe TAS5733 has problems Replace It Amp I2C check Check Reset signal R1003 N Replace It Recheck Y Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 43: ...DVB T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN Main IC FHD HD LVDS EXT_IN HDMI_C IF TS 0 7 NANDFlash 128MB USB2 0 SPDIF I2S Serial_Flash 1MB Side 1 9 All Source Audio Trouble Shooting Copyright 2014 LG Electronics Inc All rights reserved Only for training and service pur...

Page 44: ...VB T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN Main IC FHD HD LVDS EXT_IN HDMI_C IF TS 0 7 NANDFlash 128MB USB2 0 SPDIF I2S Serial_Flash 1MB Side 1 10 Digital TV Audio Trouble Shooting Copyright 2014 LG Electronics Inc All rights reserved Only for training and service pur...

Page 45: ...rocedure All source audio trouble shooting Maybe Mster internal audio DSP has problems Replace It N Follow procedure digital TV video trouble shooting N Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 46: ...DVB T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN Main IC FHD HD LVDS EXT_IN HDMI_C IF TS 0 7 NANDFlash 128MB USB2 0 SPDIF I2S Serial_Flash 1MB Side 1 11 Analog TV Audio Trouble Shooting Copyright 2014 LG Electronics Inc All rights reserved Only for training and service pur...

Page 47: ... procedure All source audio trouble shooting N Maybe Mstar audio block has problems Replace It N Y Check Tuner Power Replace one of IC608 IC601 Recheck Maybe Tuner has problems SIF waveform sample Defend on the input signal Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 48: ...T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN Main IC FHD HD LVDS EXT_IN HDMI_C IF TS 0 7 NANDFlash 128MB USB2 0 SPDIF I2S Serial_Flash 1MB Side 1 12 Component RGB AV Audio Trouble Shooting Copyright 2014 LG Electronics Inc All rights reserved Only for training and service ...

Page 49: ...k Video Output N Follow procedure external input video trouble shooting Follow procedure All source audio trouble shooting N Maybe Mstar audio block has problems Replace It Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 50: ...l DVB T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN Main IC FHD HD LVDS EXT_IN HDMI_C IF TS 0 7 NANDFlash 128MB USB2 0 SPDIF I2S Serial_Flash 1MB Side 1 13 HDMI Audio Trouble Shooting Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purpos...

Page 51: ...ow procedure All source audio trouble shooting N Maybe Mstar audio block has problems Replace it N Follow procedure HDMI video trouble shooting Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 52: ...Only support Satellite model DVB T2 C PAL NTSC IF TS 0 7 DVB T C ATV DVB T C ATV DVB T2 DVB T C ATV DVB T2 S2 SCART AV1 SCART AV1 _LR Hybrid COMP AV2 COMP_LR AV2_LR COMP AV2 Hybrid NON EU EU EXT_IN EXT_IN Main IC FHD HD LVDS EXT_IN HDMI_C IF TS 0 7 NANDFlash 128MB USB2 0 SPDIF I2S Serial_Flash 1MB Side 1 Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes L...

Page 53: ...V AC power off on Check USB 2 0 Cable Y Check JK203 N Y Y Check USB device If device is 2 5 inch HDD Check power adaptor Replace Jack Check 5V voltage level N Replace IC900 Recheck Y Maybe Mstar IC400 has problems Replace It Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

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