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LG 55LH80YD, Service Manual

The LG 55LH80YD Service Manual is a comprehensive guide that provides users with detailed instructions on how to operate and troubleshoot their LG 55LH80YD television. Available for download for free at manualshive.com, this manual ensures users have the necessary information at their fingertips for an optimal viewing experience.

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THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.

C1029
47uF
16V

C1018
0.1uF
16V

C1033
0.01uF
50V

C1017
100uF
16V

IC1003

BA50BC0WFP-E2 

1

CTL

2

VCC

3

GND

4

OUT

5

NC

P6.0V

C1031
0.1uF
16V

R1015
1K

+5V_TUNER

C1069
0.1uF
16V

C1042

0.1uF

C1053

0.1uF

16V

C1034

56pF

C1046
22pF
50V

C1044
22pF
50V

TUNER_CVBS_IF_P

R1028

0

FE_TS_SYNC

001:I4

FE_TUNER_SDA

FE_TUNER_SDA

X1001

20.48MHz

+1.8V_TU_XE

C1050

0.1uF

16V

C1038

0.1uF

R1037
1K

R1025
100K

OPT

C

1

0

7

2

1

8

p

F

5

0

V

R1023
10K

C1059

0.1uF

16V

C1036

39pF

50V

+3.3V_TU_XE

TUNER_SIF_IF_N

004:A2

C1052

0.1uF

16V

+3.3V_TU_CE

C1047

0.1uF

16V

D1001

EAH36618701

C1049

0.1uF

16V

C1066
0.1uF
16V

+3.3V_TU_CE

C1048

1000pF

50V

C1051
0.1uF
16V

L1014

CM2012F2R2KT

IF_AGC

+1.8V_TU_XE

FE_TS_DATA

DTV_IF_P

R

1

0

2

6

0

C1060

0.1uF

16V

C1068

0.1uF

16V

+3.3V_TU_CE

C1035

120pF

50V

+3.3V_TU_XE

C1070

0.1uF

16V

FE_TUNER_SCL

R1039
1K

IF_AGC

R1027

4.99K

1%

C1063

0.1uF

16V

R1035

1K

C1062

0.1uF

16V

R1029

33

/DEMOD_RESET

001:I5

+1.8V_TU_CE

R1031
10K

L1011

6.8nH

C1076
0.1uF
16V

R1022

0

R1020

0

+3.3V_TU_CE

C1055

0.1uF

16V

R1036

33

C1073
0.1uF
16V

C1067

0.1uF

16V

+1.8V_TU_CE

R1041

0

R1018

2K

C

1

0

6

4

2

2

p

F

OPT

C1056

0.1uF

16V

L1012

390nH

FE_TS_VAL

+1.8V_TU_XE

DTV_IF_N

R1032

33

C1061

0.1uF

16V

C1075
18pF
50V

R1034

33

C1058

0.1uF

16V

+1.8V_TU_XE

/FE_RESET

+1.8V_TU_CE

+1.8V_TU_CE

+3.3V_TU_CE

R1021

0

1/16W
5%

R1030
10K

C1074
18pF
50V

C1040

1000pF

50V

FE_TS_CLK

C1043

0.1uF

IC1004

CE6355

EAN60223501

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

OSCMODE

28

AVDD

29

AGND_1

30

VIN

31

VIN

32

AGND_2

33

VDD_3

34

RFLEV

35

CLK2/GPP0

36

DATA2/GPP1

37

CVDD_3

38

VSS_7

39

CVDD_4

40

VSS_8

41

AGC2/GPP2

42

AGC1

43

GPP3

44

SMTEST

45

VDD_4

46

VSS_9

47

MOSTRT

48

MOVAL

49

MDO0

50

MDO1

51

MDO2

52

MDO3

53

MDO4

54

VDD_5

55

VSS_10

56

MDO5

57

MDO6

58

MDO7

59

CVDD_5

60

VSS_11

61

MOCLK

62

BKERR

63

MICLK

64

CVDD_6

C1065
0.1uF
16V

C1037

56pF

OPT

FE_TUNER_SCL

R1042 0

C

1

0

5

7

2

2

p

F

OPT

LD1001

SAM2333

A

2

[

G

N

]

C

A

1

[

R

D

]

R1033

33

C1039

0.1uF

16V

L1010

270nH

IC1005

XC5000

1

VDDA_1

2

IN1

3

GND_1

4

IN2

5

GND_2

6

EXTCHOKE

7

GND_3

8

VDDA_2

9

VDDA_3

10

VDDC_1

11

GND_4

12

VDDC_2

13

VDDC_3

14

VDDA_4

15

VAGC

16

VIF

17

VDDA_5

18

SIF

19

GND_5

20

VDDC_4

21

VDDA_6

22

GND_6

23

VDDD_1

24

TESTMODE

25

DDI1

26

VDDC_5

27

DDI2

28

ADDRSEL

29

X2

30

GND_7

31

X1

32

EXTREF

33

VDDD_2

34

SCL

35

SDA

36

GND_8

37

RESET

38

VI2C

39

VDDC_6

40

VREF_N

41

VREF_P

42

VDDC_7

43

VDDC_8

44

REXT

45

VDDA_7

46

GND_9

47

VDDC_9

48

VDDA_8

C1045 0.1uF

16V

+5V_TUNER

L1009

OPT

1uH

R1019

0

C1054
0.1uF
16V

C1071

18pF

50V

R1024

10K

OPT

L1013

1008CS-821XGLC

820nH 2%

C1041

0.1uF

C1013
0.1uF
16V

+5V_TUNER

C1001
0.1uF

16V

+1.8V_TUNER

C1016
22uF
16V

L1003

C1014
0.1uF
16V

IC1001

AZ1117H-3.3

2

OUTPUT

3

INPUT

1

ADJ/GND

L1004

C1002
0.1uF
16V

+3.3V_TUNER

IC1002

AZ1117H-1.8TRE1(EH13A)

2

OUTPUT

3

INPUT

1

ADJ/GND

C1009

22uF
16V

C1015
22uF
16V

GND

C1006
0.1uF
16V

C1012
0.1uF
16V

TUNER_SIF_IF_N

R1011

390

+5V_TUNER

C1008
0.1uF
16V

DTV_IF_N

004:H6

FE_SIF

001:E3

R

1

0

0

9

0

L1001

MLF1608A2R7J

+5V_TUNER

+5V_TUNER

R1004
0

R1005
0

1/16W
5%

R1012
0

Q1003

ISA1530AC1

E

B

C

R1003
0

R

1

0

0

8

3

9

0

FE_VMAIN

001:B4

R1002
680

R1006
0

1/16W
5%

+5V_TUNER

R

1

0

1

0

3

9

0

Q1001

ISA1530AC1

E

B

C

R1007
0

OPT

R1014
82

C1003
10pF
50V

C1004
10pF
50V

C1010
0.1uF
16V

R1013

390

C1007
0.1uF
16V

L1002

MLF1608A2R7J

Q1002

ISA1530AC1

E

B

C

TUNER_CVBS_IF_P

DTV_IF_P

Q1004

ISA1530AC1

E

B

C

C1005
0.1uF
16V

R1001
680

C1011
270pF

OPT

C1028
0.1uF
16V

+3.3V_TUNER

+1.8V_TU_XE

C1024
0.1uF
16V

+1.8V_TUNER

C1019
10uF
6.3V

L1006

C1025
0.1uF
16V

L1008

+3.3V_TUNER

L1007

C1032
0.1uF
16V

C1027
0.1uF
16V

C1022
0.1uF
16V

+1.8V_TU_CE

C1026
0.1uF
16V

+3.3V_TU_XE

C1023
0.1uF
16V

C1030
0.1uF
16V

C1021
0.1uF
16V

C1020
10uF
6.3V

+1.8V_TUNER

+3.3V_TU_CE

L1005

+5V_TUNER

R1038

4.7K

R1040

4.7K

R1016

0

OPT

R1017

0

OPT

FE_DEMOD_SCL

FE_DEMOD_SDA

JK1001

KCN-ET-0-0098

DEVELOPE

1

2

X1003

31.875MHz

4

GND_2

1

X-TAL_1

2

GND_1

3

X-TAL_2

POWER

HA JAE MIN

6

E

F

G

H

1

2

3

4

5

JUNO-BOX

081226

TUNER

4

10

+5.0V For TUNER

Shield PAL Jack

2%

2%

EAX60902801(0)_AUS_JUNO_AVBOX_Main

Copyright ⓒ 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes

LGE Internal Use Only 

Summary of Contents for 55LH80YD

Page 1: ...ERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LB91F MODEL 55LH80YD 55LH80YD AB North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only P NO MFL60020316 0906 REV00 Printed in Korea ...

Page 2: ...aining and service purposes 2 LGE Internal Use Only CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 11 BLOCK DIAGRAM_TV 16 BLOCK DIAGRAM_AV BOX 20 EXPLODED VIEW 30 SCHEMETIC DIAGRAM_TV 31 SCHEMETIC DIAGRAM_AV BOX 40 APPENDIX_REPAIR GUIDE ...

Page 3: ... operate without 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...

Page 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...

Page 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...

Page 6: ...2 Demanded other specification Safety CE IEC specification EMC CE IEC specification Wireless Wireless HD specification Option SPECIFICATION NOTE Specifications and others are subject to change without notice for improvement No Item Specification Remark 1 Broadcasting System 1 PAL BB Analog Australia 2 DVB T Digital Media BOX Rear 1ea Analog VHF UHF 0 75 CATV 2 44 Digital VHF 6 12 UHF 27 69 2 Recei...

Page 7: ...4 X 0 279 WHITE Y 0 292 X Typ 0 637 Typ RED Y 0 03 0 333 0 03 55LH80YD AB X 0 287 GREEN Y 0 605 X 0 145 BLUE Y 0 064 X 0 279 WHITE Y 0 292 X Typ 0 638 Typ RED Y 0 03 0 334 0 03 42LH80YD AB X 0 290 GREEN Y 0 606 X 0 144 BLUE Y 0 064 X 0 279 WHITE Y 0 292 4 Color coordinate uniformity N A 1000 1 1400 1 42LH80YD AB 8000 1 10000 1 DCR 5 Contrast ratio 1000 1 1400 1 47LH80YD AB 8000 1 10000 1 DCR 1000 ...

Page 8: ...0 720p 45 00 60 00 HDTV 720p 10 1920 1080i 31 25 50 00 HDTV 1080i 11 1920 1080i 33 75 60 00 HDTV 1080i 12 1920 1080i 33 72 59 94 HDTV 1080i 13 1920 1080p 56 250 50 HDTV 1080p 14 1920 1080p 67 43 67 5 59 94 60 HDTV 1080p No Item Min Typ Max Remark 1 Viewing Angle R L U D 89 CR 10 2 Luminance Luminance 400 500 Variation 1 3 PSM Vivid CSM Cool White 100IRE 3 Contrast Ratio CR 1000 1400 All White All ...

Page 9: ...Resolution H freq kHz V freq Hz Pixel clock MHz Remark 1 720 400 31 468 70 08 28 321 HDCP 2 640 480 31 469 59 94 25 17 VESA HDCP 3 800 600 37 879 60 31 40 00 VESA HDCP 4 1024 768 48 363 60 00 65 00 VESA XGA HDCP 5 1280 768 47 78 59 87 79 5 WXGA HDCP 6 1360 768 47 72 59 8 84 75 WXGA HDCP 7 1280 1024 63 595 60 0 108 875 SXGA HDCP 8 1920 1080 67 5 60 148 5 WUXGA HDCP 8 RGB input PC No Resolution H fr...

Page 10: ...mm With Stand 2 Product With Packing 40 9 Kg W O Stand Weight 35 5 Kg With Stand With Packing 46 6 Kg W O Stand 41 1 Kg With Stand 3 Container 40ft 64 Set W O Stand Loading Individual Normal 96 Set With Stand Quantity 40ft1 64 Set W O Stand H Cubic 96 Set With Stand Swivel YES NO Funchion Angle 20 Degree Tilt YES NO Angle Front Back Degree 4 Stand Assy Dimension Width Depth Height W O Packing 572 ...

Page 11: ...so performed in Final Assembly if needed Both Board level and Final assembly adjustment items can be check using In Star Menu 1 ADJUST CHECK Don t use Instop key after Media Box Main b d board test and Media Box assemble test 3 2 Final assembly adjustment Wireless Pairing White Balance adjustment RS 232C functionality check Factory Option setting per destination EYE Q Test Ship out mode setting In...

Page 12: ...just all of the OSD exception Select the HDMI5 on the Wireless connection 12 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 0 1 2 3 4 5 6 7 8 9 A B C D E F 00 00 FF FF FF FF FF FF 00 1E 6D a 01 01 01 01 10 b 01 03 68 73 41 78 0A CF 74 A3 57 4C B0 23 20 09 48 4C A1 08 00 81 80 61 40 45 40 31 40 01 01 30 01 01 01 01 01 01 02 3A 80 18...

Page 13: ...ustment The adjustment should be started with wb 00 00 and ended with wb 00 ff and the offset should be adjusted when necessary 5 2 2 Manual adj method 1 Set TV in Adj mode using POWER ON 2 Press the ADJ of the R C to enter into EZ ADJUST 3 Select 10 TEST PATTERN with the CH key and press the Enter key for 30 minutes or longer to perform the heat run 4 Perform the zero calibration of the Color Ana...

Page 14: ...just on the Wireless Wired state that is excepted the HDMI5 5 4 EYE Q Function Check Step 1 Turn on TV Step 2 Press EYE key of Adj R C Step 3 Cover the Eye Q II sensor on the front of the using your hand and wait for 6 seconds Step 4 Confirm that R G B value is lower than 10 of the Raw Data R G B If after 6 seconds R G B value is not lower than 10 replace Eye Q II sensor Step 5 Remove your hand fr...

Page 15: ...er Each model has their number 4 Completed selecting Tool option 7 Micom JIG Download 1 Overview In case of Weltrend Micom applied to TV main and Media Box main b d excuate upgrade by using the Download jig becuase USB download is impossible 2 Method 1 Connect Computer and Jig TV or Media Box 2 Excuate Weltren MCU ISP program and Load Download file 3 When press F1 or Auto button start download 4 C...

Page 16: ... D AMP X100 X tal 12Mhz R e s e t I2S MCLK For wireless IR Local KEY 24C16 DDR2 1Gb X900 X tal 24 NVRAM 24C512 EEPROM DDR 512Mb DDR 512Mb DDR2 512Mb DDR2 512Mb NAND Flash 512Mb LGE3159GV S5 KIA7427F For wired General LGE7329 Ursa USB RS 232 Only for service WT61P8 Micom MODULE HDMI_2 HDMI_3 NOT FOR USER Connect to Rx b d MAIN BLOCK DIAGRAM BLOCK DIAGRAM_TV ...

Page 17: ...HDMI1 HDMI0 MICOM WELTREND SDA1 SCL1 IC902 0x50 MICOM_SDA MICOM_SCL IC100 0xXX MICOM_ISP_SDA MICOM_ISP_SCL WIRELESS_SCL WIRELESS_SDA IR LED B D EYE_LED_SCL EYE_LED_SDA I2C 5V I2C 3 3V HDMI0 HDMI1 HDMI1_SDA HDMI1_SCL ATMEL IC102 0x70 CM3212 IC101 0x90 IR DIGITAL EYE MOVING LED HDMI JACK HDMI0 WIRELESS WITH RX B D HDMI1 WIRELD AV BOX OTHERS DDC EDID IC300 MOVING LED HDCP EEPROM IC105 0xA8 EYE Q MAIN...

Page 18: ...5 IC400 IC902 SUB_BD BOOT STRAP SCL1 SDA1 IC605_EN IC100 IC104 HW_RESET IC700 IC701 Q300 IC500 IC503 IC505 RL_ON INV_CTL MEMC_RESET LED_ON KEY IC902 IC300 RS 232 FRC_ISP SUB_BD AC_DET POWER_DET RL_ON Q608 TR IC601 MP2212DN DC DC 3 3V_VDDP IC100 IC401 AZ1117 LDO 1 8V_AMP IC400 1 8V_S_DDR IC100 IC200 IC201 IC608 APE895 3 LDO 5V_GENERAL IC603_EN IC608_EN POWER_DET INV_CTL SCL0 SDA0 IC605 MP2212 DC DC...

Page 19: ... for training and service purposes Q606 FET 12V_TCON 12V IC603 MP2212DN DC DC 5V_EXT MODULE 24V 24V_AMP IC400 IC506 IC606 MP2212DN DC DC 1 8V_MEMC IC701 POWER_DET I501 MP2212DN DC DC 5V_Wireless P502 RX BOARD 1 8V_FRC_DDR IC800 IC801 LIPS 20V PSU 24V MAIN POWER MAP_2 BLOCK DIAGRAM_TV ...

Page 20: ...HDMI_CEC HPD 5V_HDMI I2S 30P Wafer rear jack b d main b d P1200 To TV For wireless HDMI In HDMI Out I2C IR For test LVDS TTL I2C SPI_CK CS D0 D1 Rear jack b d IF FE_SIF COMPONENT2 AV2 AV2_CVBS_IN COMP1_Y Pb Pr COMP2_Y Pb Pr Can Tuner TDVW H154F Demodulator LGDT3305 RS 232C MAX3232CDR HDMI Splitter PI3HDMI1210 HDMI Transmitter SiI9134 LVDS Receiver THC63LVD1024 Serial Flash For Boot DDR2 SDRAM 1Gbi...

Page 21: ...NTSC VSB HALF NIM HDMI Switch 4 to 1 TDA9996 LVDS Receiver DTC30LM36 HDMI Transmitter ANX8560 HDMI DEMUX PI3HDMI 1210 DDR2 64M x16 DDR2 64M x16 Serial Flash 4MB NAND Flash 128MB x8 VSB QAM DeMod LGDT3305 16 Bit 16 Bit MiCOM WT61P8S I2C_1 I2C_M CEC_RX CEC_TX INTb RSTb PWR_CTRL I2C_0 RS232A Driver CEC_TX CEC_RX CEC_RX SEL SEL I2S I2C_1 INTb RSTb I2C_M INTb USB PWR SW MIC2009 I2C_0 EDID ROM EEPROM 25...

Page 22: ...4 24 19 39 280 32 24 15 10 16 26 8 16 16 16 12 120 140 8 8 8 30 8 8 6 12 27 160 TU1001 IC100 IC502 IC502 IC800 IC900 JK1201 IC401 P1102 P1103 P700 92 8 18 2 12 15 2 8 6 30 10 10 24 IC1004 14 5 30 JK1205 JK601 JK502 JK501 JK503 JK500 IC301 IC300 P1100 P1101 J1100 P1104 P1105 IC801 P800 J801 J800 IC102 PCB Layout BLOCK DIAGRAM_AV BOX ...

Page 23: ...ronics Inc All right reserved Only for training and service purposes BACK VIEW 26 14 15 98 14 14 14 14 14 14 14 I O Board 98 14 33 2 5 2 5 14 14 14 14 14 14 14 10 26 8 22 24 24 19 39 32 24 15 2 30 24 85 42 5 280 BACK Panel Layout BLOCK DIAGRAM_AV BOX ...

Page 24: ...1 1 8V_DDR 3 3V_1 CEC_TX SiBEAM I F I2C_CH4 24 Wireless Module 5 0V_ST 3 3V_L 2 5V_L 1 0V_L 2 5V_L 1 5V_L 1 2V_L 1 0V_L 3 3V_L 1 8V_L Composite Video IN Component Y Pb Pr IN ANT CABLE IN RGB IN HDMI IN x4 HDMI OUT 5 0V_TU I2C_CH6 FE_VMAIN FRONT BACK TX_SEL CEC_TX I2C_CH2 VSB QAM Demodulator LGDT3305 3 3V_VSB 1 2V_VSB I2C_CH2 TS I2C_CH2 I2C_CH4 I2C_CH6 1 8V_1 CVBS0 RF_CVBS FE_VMAIN CVBS3 SIDE_CVBS ...

Page 25: ... LGDT3305 3 3V_VSB 1 2V_VSB I2C_CH2 TS I2C_CH2 I2C_CH4 I2C_CH6 1 8V_1 A V Audio 1 A V Audio 2 COMP Audio 1 COMP Audio 2 RGB Audio ANALOG AUDIO INPUT DIGITAL AUDIO INPUT I2S S PDIF S PDIF OUT FRONT FE_SIF HDMI Transmitter SiI9134 HDMI DeMUX PI3HDMI1210 RF Transceiver SB9110 Network Processor SB9120 HDMI Receiver SiI9125 HDMI SiBEAM I F Wireless Module 3 3V_L 2 5V_L 1 0V_L 2 5V_L 1 5V_L 1 2V_L 1 0V_...

Page 26: ...V IC704 MP2212DN DC DC D3 3V_1 IC100 S6 RST IC103 IC700 BA50BC0 LDO D5 0V_1 IC104 IC105 S PDIF JK601 USB_DBG P1101 IC1101 IC1102 IC1201 D3 3V_HDMI IC502 L501 IC703 AP1117 LDO D1 8V_1 IC800 D1 8V_HDMI IC502 L500 L716 IC705 MP2212DN DC DC D1 26V_VDDC IC100 L711 IC1002 BA50BC0 LDO D5 0V_TU TU1001 IC1003 BA50BC0 LDO D5 0V_VSB SYSTEM FAN P1105 5V_TU L1009 D3 3V_PVSB D3 3V_FE L1005 IC1001 SC1565 LDO REA...

Page 27: ...ectionscheme JUPI I TER model model TV RX MICOM 0x54 WT61P8S TV RX 0xA8 IC105 HDCP CAT24WC08W SDA SCL0 CH2 3 3V DDCR_DA CK 0xFF Don t care IC1004 DEMOD LGDT3305 0xC0 IC502 HDMI SW TDA9996 FE_DEMOD_SDA SCL SDA SCL_HDMI 0 0x72 1 0x7A IC800 HDMI TX SiI9134CTU TDA9996_SDA SCL FE_TUNER_SDA SCL CH6 5 0V RX1 TX1 0xFF Don t care TU1001 TUNER TDVW H154F SDA SCL1 CH4 3 3V GPIO60 62 0x50 IC401 MICOM WT61P8S ...

Page 28: ...DDR2_A0 B_DDR2_A1 B_DDR2_A2 B_DDR2_A3 B_DDR2_A4 B_DDR2_A5 B_DDR2_A6 B_DDR2_A7 B_DDR2_A8 B_DDR2_A9 B_DDR2_A10 B_DDR2_A11 B_DDR2_A12 B_DDR2_DQ0 B_DDR2_DQ1 B_DDR2_DQ2 B_DDR2_DQ3 B_DDR2_DQ4 B_DDR2_DQ5 B_DDR2_DQ6 B_DDR2_DQ7 B_DDR2_DQ8 B_DDR2_DQ9 B_DDR2_DQ10 B_DDR2_DQ11 B_DDR2_DQ12 B_DDR2_DQ13 B_DDR2_DQ14 B_DDR2_DQ15 M8 M3 M7 N2 N8 N3 N7 P2 P8 P3 M2 P7 R2 G8 G2 H7 H3 H1 H9 F1 F9 C8 C2 D7 D3 D1 D9 B1 B9 ...

Page 29: ... ET_RXD0 Component1 Input Detection COMP1_DET Ethernet MAC Collision Data Bus 1 B11 ET_TXD1 AV2 CVBS Input Detection AV2_CVBS_DET Ethernet MAC Collision Data Bus 0 C10 ET_TXD0 AV1 CVBS Input Detection AV1_CVBS_DET General Purpose Input Output 4 mA Driving Strength Audio Serial Data Output D5 GPIO103 I2S_OUT_SD3 S VIDEO Detection will be deleted AV1_SVIDEO_DET Universal Asynchronous Receiver 1 Gene...

Page 30: ...720 730 750 740 760 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 wit...

Page 31: ...C532 0 47uF 25V FAN_EN AC4 12 AF15 IC504 MP2305DS EAN33143501 3 SW 2 IN 4 GND 1 BS 5 FB 6 COMP 7 EN 8 SS R528 10K 1 L510 CB3216PA501E READY R523 56K 1 C538 0 1uF 16V C535 0 01uF 50V C531 10uF 16V 12V C537 22uF 16V C539 0 1uF 50V FAN_POWER C536 5600pF 50V R524 9 1K R515 10K OPT R553 2K OPT R505 4 7K Q501 RTR030P02 S D G 5V_ST L517 BLM18PG121SN1D OPT L516 BLM18PG121SN1D 5V_EXT Q502 2SC3052 E B C R54...

Page 32: ...IN1 CEC J10 HDMI_CEC 9 F32 12 M15 R301 0 R312 0 SDA_WIRED MICOM_ISP 12 W8 SCL_WIRED MICOM_ISP 12 X8 R313 0 R300 0 HDMI0_HPD 9 F35 3 3V_ST R328 47K OPT R329 1K OPT VR308 AVRL161A1R1NT GND D300 MMBD301LT1G R323 68K R333 0 R334 0 R332 0 R335 0 R336 0 R337 0 R338 0 R339 0 R340 0 R341 0 R342 0 R343 0 R344 0 R345 0 R346 0 R347 0 3 3V_ST R310 0 R311 0 R306 0 R307 0 C303 0 1uF 16V OPT VR303 AVRL161A1R1NT ...

Page 33: ..._CLK 9 V26 R413 5 6 3 3V 0 1uF C408 R404 100 24V_AMP SPK_L AK10 SPK_L AK11 0 1uF C439 50V 0 1uF C441 50V R422 3 3 R411 5 6 C401 0 1uF 16V MS_SCK 9 V26 SUB_SCL 9 G13 9 J4 9 AC31 9 BB7 SUB_SDA 9 G13 9 J3 9 AC31 9 BB7 MS_LRCH 9 V26 MS_LRCK 9 V26 SPK_L AF18 L407 120 ohm SPK_R AF14 SPK_L AF20 P400 WAFER ANGLE 1 2 3 4 L409 120 ohm L408 120 ohm SPK_R AF16 L406 120 ohm 3 3V_ST Q400 2SC3052 E B C R425 10K ...

Page 34: ... C659 22uF 25V C641 0 1uF 16V L624 BLM18PG121SN1D C642 22uF 16V R611 12K 1 3 3V C623 0 1uF 16V C660 10uF 10V IC600 SC4215ISTRT 0IPMGS1010A 3 VIN 2 EN 4 NC_2 1 NC_1 5 NC_3 6 VO 7 ADJ 8 GND 1 8V_DDR R604 9 1K 1 D600 100V 1N4148W_DIODES OPT C604 1uF 10V R639 10 1 10W 1 IC601 MP2212DN EAN57653801 3 IN 2 GND 4 BS 1 FB 5 VCC 6 SW_1 7 SW_2 8 EN SYNC 5V R634 18K 1 C601 22uF 16V C602 22uF OPT R633 56K 1 R6...

Page 35: ...1uF C210 0 1uF C223 0 1uF C202 10uF R223 1K 1 1 8V_S_DDR C236 0 1uF R234 56 R213 56 R216 56 1 8V_S_DDR AR207 56 C240 0 1uF R218 56 R204 1K 1 R214 56 R219 56 R222 1K 1 C207 0 1uF C233 0 1uF C228 0 1uF C213 0 1uF 1 8V_S_DDR AR212 56 R228 56 AR200 56 AR203 56 C209 0 1uF R241 56 R232 56 R211 56 R237 56 C216 0 1uF C238 0 1uF AR211 56 AR208 56 R210 56 1 8V_S_DDR C204 0 1uF R227 56 L200 BLM18PG121SN1D R2...

Page 36: ..._TXD_MEMC 12V_TCON LVDS_SEL 9 AO33 M21 PWM_DIM 9 AD15 4 D19 OPC_OUT1 4 D18 OPC_EN 9 AO32 OPC_OUT2 4 E21 L707 CB3216PA501E LVDS_SEL 9 AO33 AL17 C757 0 1uF 16V C756 0 1uF 16V C755 0 1uF 16V C754 0 1uF 16V BIT_SEL R730 0 OPT C752 0 1uF OPT C753 1000pF 50V C751 22uF 25V C744 10uF 10V C750 10uF C758 0 1uF R743 1K OPT R731 1K OPT 3 3V_MEMC R744 1K R740 1K IC701 LGE7329A EAN60659201 E1 SDAS D1 SCLS F1 GP...

Page 37: ...C829 0 1uF A_URSA_BA1 URSA_DQ 0 31 7 AB4 AL20 URSA_CASZ C825 0 1uF URSA_DQM1 7 W4 URSA_DQS1 7 Y4 C813 10uF R819 56 R815 56 A_URSA_MCLKE U8 URSA_MCLKZ1 7 AB4 R806 56 URSA_ODT 7 I10 X13 R801 1K 1 C801 10uF 10V C832 1000pF R805 22 URSA_CASZ C835 0 1uF URSA_BA0 7 R4 T9 URSA_DQSB3 7 I13 C812 0 1uF C810 0 1uF C800 0 1uF C823 10uF B_URSA_MCLKE T9 B_URSA_BA1 AR812 22 R803 22 AR807 22 AR813 22 C820 0 1uF B...

Page 38: ...N F2 RXA0P G2 RXA0N G3 RXA1P H3 RXA1N G1 RXA2P H1 RXA2N H2 DDCD_A_DA A1 DDCD_A_CK B2 HOTPLUG_A A2 RXBCKP C3 RXBCKN B1 RXB0P C1 RXB0N C2 RXB1P D2 RXB1N D3 RXB2P E3 RXB2N D1 DDCD_B_DA E1 DDCD_B_CK F3 HOTPLUG_B E2 RXCCKP AE8 RXCCKN AD8 RXC0P AD9 RXC0N AF8 RXC1P AF9 RXC1N AE9 RXC2P AE10 RXC2N AD10 DDCD_C_DA AE7 DDCD_C_CK AF7 HOTPLUG_C AD7 CEC J3 HSYNC0 SC1_ID N2 VSYNC0 SC1_FB N1 RIN0P SC1_R P2 GIN0P S...

Page 39: ...1 24 NC3 25 GPIOA5 DSDA2 26 GPIOA4 DSCL2 27 GPIOA3 PWM7 P03 28 GPIOA2 PWM6 P02 29 GPIOA1 PWM5 P01 30 GPIOA0 PWM4 P00 31 GPIOD7 RXD1 32 GPIOD6 TXD1 33 GPIOD5 P13 AD7 34 GPIOD4 P12 AD6 35 GPIOD3 P11 AD5 36 GPIOD2 P10 AD4 37 GPIOD1 HIN2 38 GPIOD0 HIN1 39 GPIOE7 VIN1 40 GPIOE6 VIN2 41 GPIOE5 P07 42 GPIOE4 LPWM P06 43 GPIOE3 PWM3 44 GPIOE2 PWM2 45 GPIOE1 PWM1 46 NRST 47 GPIOE0 PWM0 48 NC5 R930 27K OPT ...

Page 40: ... 0 1uF C195 0 1uF C2110 0 1uF C2135 10uF C179 0 1uF C190 0 1uF C198 0 1uF C2132 0 1uF C183 0 1uF C2133 0 1uF C2124 0 1uF C2119 0 1uF C168 0 1uF C2120 0 1uF C196 0 1uF C194 0 1uF C2136 10uF C2129 0 1uF C171 0 1uF C173 0 1uF C2130 0 1uF C2134 0 1uF C2109 0 1uF C164 0 1uF C185 0 1uF D1 26V_VDDC C188 0 1uF C180 0 1uF C178 0 1uF C174 0 1uF D3 3V_1 C163 330uF 4V C176 0 1uF C2115 0 1uF C169 0 1uF C170 0 ...

Page 41: ...K 1 R343 1K 1 R322 1K 1 C324 10uF C303 10uF R346 OPT R347 OPT R348 OPT R349 OPT D1 8V_S_DDR R350 OPT R351 0 D1 8V_S_DDR D1 8V_S_DDR D1 8V_S_DDR D1 8V_S_DDR C345 0 1uF IC300 EDE1116AEBG 8E F ELPIDA_1GB J2 VREF J8 CK H2 VSSQ_2 B7 UDQS N8 A4 P8 A8 L1 BA2 L2 BA0 R8 NC_3 K7 RAS F8 VSSQ_3 F3 LDM P3 A9 M3 A1 N3 A5 K8 CK R3 NC_5 L3 BA1 J7 VSSDL L7 CAS F2 VSSQ_4 B3 UDM M2 A10 K2 CKE R7 NC_6 M7 A2 N7 A6 M8 ...

Page 42: ...F 16V TP406 R454 4 7K R436 OPT R414 100 MICOM_UART_RXD 007 C5 SCL_MCU 001 G8 MICOM_SCL_S 007 E2 MICOM_SCL_M 003 C3 UART_SELECT 007 F6 P5 0V_ST P5 0V_ST MICOM_UART_TXD 007 F6 FRONT_INT 007 E2 D3 3V_1 RGB_DDC_SCL 005 H1 MICOM_SDA_M 003 C3 R410 22 C400 47uF 16V R426 100 R404 4 7K R439 100 TP409 MICOM_SCL_M 003 D5 R411 22 R448 0 R446 6 8K TP403 R428 0 D3 3V_L R409 22 HDMI_CEC_TX 009 F2 009 F4 HDMI_CEC...

Page 43: ...VAL 49 MDO0 50 MDO1 51 MDO2 52 MDO3 53 MDO4 54 VDD_5 55 VSS_10 56 MDO5 57 MDO6 58 MDO7 59 CVDD_5 60 VSS_11 61 MOCLK 62 BKERR 63 MICLK 64 CVDD_6 C1065 0 1uF 16V C1037 56pF OPT FE_TUNER_SCL R1042 0 C1057 22pF OPT LD1001 SAM2333 A2 GN C A1 RD R1033 33 C1039 0 1uF 16V L1010 270nH IC1005 XC5000 1 VDDA_1 2 IN1 3 GND_1 4 IN2 5 GND_2 6 EXTCHOKE 7 GND_3 8 VDDA_2 9 VDDA_3 10 VDDC_1 11 GND_4 12 VDDC_2 13 VDD...

Page 44: ... KJA PH 1 0107 1 R_CONTACT 4 T_CONTACT 5 GND_CONTACT A SWITCH_A B SWITCH_B F SWITCH_F E SWITCH_E C SWITCH_C D SWITCH_D 6 SHIELD AV1_CVBS_IN 005 B2 001 B4 C1227 47pF 50V AV2_CVBS_IN 005 B2 001 B4 C1206 100pF 50V OPT AV2_CVBS_DET 005 B3 001 I4 R1248 10K R1254 1K C1219 100pF 50V D3 3V_2 D3 3V_2 D3 3V_2 D3 3V_2 AV1_AUDIO_L 005 B3 C1251 100pF 50V C1250 100pF 50V AV1_AUDIO_R 005 B3 AV2_L_IN 001 D3 AV2_R...

Page 45: ... G3 R518 3 6K OPT R596 0 D2 _HDMI4 006 G3 CEC_REMOTE 006 B1 006 B3 006 D1 006 E1 006 H5 D1 _HDMI4 006 G3 R1507 47K OPT R523 0 D1 _HDMI4 006 G3 C505 0 1uF 16V OPT R594 0 R526 0 HPD4 006 G3 VR507 AVRL161A1R1NT OPT R595 0 R519 0 JP506 R597 0 R537 47K R559 47K R536 R558 R538 47K R546 47K R533 R545 R535 47K R561 47K R534 47K R547 47K C504 0 1uF L501 BLM18PG121SN1D D3 3V_2 D3 3V_HDMI R542 2K R541 2K VR5...

Page 46: ...8 TP1105 WIHD_TX_RESETb 003 F2 P1102 12507WS 12L 1 2 3 4 5 6 7 8 9 10 11 12 13 WIHD_TX_INT 003 C3 001 F5 001 I3 R1126 0 HDMI_RX_RESETb 001 F5 C1121 0 1uF 16V R1127 0 D5 0V_W Q1101 RTR030P02 S D G IC1101 MIC2009YM6 TR 3 ENABLE 2 GND 4 FAULT 1 VIN 6 VOUT 5 ILIMIT USB_DM 001 I2 C1124 1000pF OPT C1125 1000pF OPT R1124 0 R1123 0 Q1103 RTR030P02 S D G P5 0V_ST R1129 330 R1128 4 7K P1105 SMW200 03 1 2 3 ...

Page 47: ...V C903 0 1uF 16V C930 1000pF 50V C911 1000pF 50V C914 0 1uF 16V C933 1000pF 50V LVB_1P 001 D2 C915 1000pF 50V C926 1000pF 50V C938 1000pF 50V R947 4 7K LVB_0P 001 D2 R952 4 7K OPT C919 0 1uF 16V HDMI_TX_RESETb 009 A3 001 F5 LVB_0M 001 D2 IC900 DTC30LM36 EAN60390301 1 PLLGND_1 2 PLLVCC_1 3 MODE3 4 PDN 5 MODE0 6 MODE1 7 DK 8 R_FB 9 OE 10 MODE2 11 MAP 12 VCC_1 13 GND_1 14 R20 15 R21 16 R22 17 R23 18 ...

Page 48: ..._TXA1P 009 F1 HDMI_TX_SDA 009 H5 C804 0 1uF 16V R807 680 TP806 HDMI_TX_VIDEO_HSYNC 008 G3 MS_LRCK 001 E4 HDMI_TX_TMDS_TXACP 009 E5 D3 3V_2 HDMI_TX_SDA 009 F2 R819 4 7K R830 0 OPT R813 47K D1 8V_1 C824 0 1uF 16V VR800 AVRL161A1R1NT TP805 HDMI_TX_VIDEO_DE 008 G3 C830 47uF 16V HDMI_TX_SEL 009 C6 001 F5 D5 0V_1 R815 1K HDMI_TX_VIDEO_CLK 008 G6 HDMI_TX_HPD1 009 F5 009 F2 R820 0 OPT HDMI_TX_TMDS_TXA2N 0...

Page 49: ...K OPT PWR_CTRL 003 F3 C702 100uF 16V P5 0V_ST C700 0 1uF 16V R704 47K C720 10uF OPT Q701 SI4925BDY 3 S2 2 G1 4 G2 1 S1 5 D2_1 6 D2_2 7 D1_1 8 D1_2 L700 CB3216UA121 OPT WIHD_PWR_EN 003 F2 D5 0V_W R703 10K C721 0 1uF 16V R705 2 7K P5 0V_ST Q700 2SC3052 E B C L701 CB3216UA121 R702 120K C722 OPT 8 0PI C719 0 1uF 16V IC700 BA50BC0WFP E2 1 CTL 2 VCC 3 GND 4 OUT 5 NC P6 0V C716 0 1uF 16V R701 1K D5 0V_1 ...

Page 50: ......

Page 51: ...Trouble shooting Guide WIRELESS LH80 LCD TV Research Lab R D 3 Dept AJ Gr LG ELECTRONICS INC Trouble shooting p2 p6 About Wireless TV p7 p10 Block Diagram p11 p16 ...

Page 52: ...yed continually There is no video signal from Rx module to TV main ic so TV understand this time like disconnection state and display connecting osd continually And then if TV is not activated rightly within 15min it will go to st by mode b Check power control line Check input output signal Check inner HDMI cable connection status There can be cable s defect No effect directly No connection Bad im...

Page 53: ...anied noise on osd Bad sound No sound F Ticon b d or Inverter check Check power No effect directly Bad image or No image g No connection connection Wireless connection Check Wireless connecting osd Check inner HDMI cable connection status There can be cable s defect Wireless connection osd is displayed continually That osd can be appeared by HDMI cable or Jack defect even though wireless connectio...

Page 54: ...erence check Refer to the installation method guide Inner HDMI cable s connection status From Rx Tx module to Main Trouble shooting OSD OSD Check first when Wireless connection is disable Check Tip In some cases TV only or Wired mode make easy to check Caution Information TV set Media Box is just 1 1 connection No multiple device connection In order to download TV set you must change the mode to H...

Page 55: ... Status if changed from NG to OK If s w version of Tx Rx module TV Media box main isn t matched Wireless can t be connected So at that time check the version and upgrade by usb 4 Remove HDMI cable check wireless connection If connection is not completed power off and on the TV Media Box If there are 2 or more wireless tv set it s need to be set channel respectively Must separate them more than 10m...

Page 56: ...MAIN N FLASH IC700 FRC S FLASH IC902 MICOM IC105 HDCP IC101 NVRAM IC300 HDMI5 EDID RX MODULE IC901 SIBEAM B B S FLASH IC1301 PIC MICOM Media Box MAIN B D IC101 MAIN S FLASH IC102 MAIN N FLASH IC401 MICOM IC105 HDCP IC104 NVRAM IC502 HDMI S W EDID TX MODULE IC901 SIBEAM B B S FLASH Blue USB upgrade Total download files are under 6ea EAX52983302_SD EAX52983302_BD EAX60902802 Copyright ⓒ 2009 LG Elec...

Page 57: ...nt HDMI RGB Analog Digital WIRELESS MODEL TV SET SIGNAL CONVERTER DTC30LM36 SIL9134 LVDS MEDIA BOX TX MODULE HDMI SIL9125 SB9120 SB9110 RX MODULE SB9111 SB9121 SIL9134 MAIN IC LCD MODULE LGD V4 LVDS Wireless TV SET HDMI LGE3159 LGE3369 LGE7329 Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 58: ...o TV Main b d HDMI Cable HDMI Cable SIL9134 SB9121 B B SB9111 RF PIC32MX MICOM TX Module RX Module Media Box TV SET TX module RX module About Wireless TV Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 59: ...ed LR HR Unused SB9110 SB9111 Top view of RF IC Antenna HRP Channel Fc HRP 60 48 LRP Channel About Wireless TV Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 60: ... LRP channel setting has to be matched in wired mode There are not only channel but also mac address that Tx Rx modules have it s own for preventing wireless interference Set the LRP channel and share the mac address each other that s called pairing After pairing Antenna search and set the wireless path by LRP and then send video audio data to HRP channel About Wireless TV Copyright ⓒ 2009 LG Elec...

Page 61: ...r wired wide use LGE7329 Ursa USB RS 232 Only for service WT61P8 Micom MODULE NOT FOR USER Connect to Rx b d I2C FHD 120HZ RF Transceiver SB9111 Network Processor SB9121 HDMI Transmitter SiI9134 8p wafer 24 Wireless RX Module 5 0V 3 3V_L 2 5V_L 1 0V_L 2 5V_L 1 5V_L 1 2V_L 1 0V_L 3 3V_L 1 8V_L MICOM PIC32 HDMI CABLE HDMI5 Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and ...

Page 62: ...t LVDS TTL I2C SPI_CK CS D0 D1 Rear jack b d IF TUNER_SIF COMPONENT2 AV2 AV2_CVBS_IN COMP1_Y Pb Pr COMP2_Y Pb Pr Chip Tuner XC5000 Demodulator CE6355 RS 232C MAX3232CDR HDMI Splitter PI3HDMI1210 HDMI Transmitter SiI9134 LVDS Receiver THC63LVD1024 Serial Flash For Boot DDR2 SDRAM 1Gbit HYNIX DDR2 SDRAM 512Mbit HYNIX MICOM Weltrend NAND Flash HYNIX 64MB EEPROM AT24C512 MIC2009YM6 TR USB Power HDMI 4...

Page 63: ...iver SiI9125 30 I2C_CH2 HDMI 3 3V_2 3 3V_L 3 3V_2 3 3V_2 1 8V_1 3 3V_2 5 0V_1 TX_SEL 1 26V_1 1 8V_DDR 3 3V_1 CEC_TX SiBEAM I F I2C_CH4 24 Wireless TX Module 5 0V_ST 3 3V_L 2 5V_L 1 0V_L 2 5V_L 1 5V_L 1 2V_L 1 0V_L 3 3V_L 1 8V_L Composite Video IN Component Y Pb Pr IN ANT CABLE IN RGB IN HDMI IN x4 SERVICE only 3 3V_TU I2C_CH6 FE_VMAIN FRONT BACK TX_SEL CEC_TX I2C_CH2 DVB Demodulator CE6355 3 3V_TU...

Page 64: ...I2C_CH2 I2C_CH4 I2C_CH6 1 8V_1 A V Audio 1 A V Audio 2 COMP Audio 1 COMP Audio 2 RGB Audio ANALOG AUDIO INPUT DIGITAL AUDIO INPUT I2S S PDIF S PDIF OUT FRONT FE_SIF HDMI Transmitter SiI9134 HDMI DeMUX PI3HDMI1210 RF Transceiver SB9110 Network Processor SB9120 HDMI Receiver SiI9125 HDMI SiBEAM I F 3 3V_L 2 5V_L 1 0V_L 2 5V_L 1 5V_L 1 2V_L 1 0V_L 3 3V_L 1 8V_L HDMI SERVICE only Wireless TX Module ME...

Page 65: ... HDMI Receiver MX1605 Serial Flash SPI Bus 4line D 35 0 H VSYNC DE IDCK I2S SPDIFI I2C 2line DDC 2line TMDS 8line HDMI_RST SiBEAM_INT HDMI_INT Power 3 3V 2 5V 1 5V 1 2V 1 0V SiBEAM_RST Power Source 5V MCLK SCK W S XTAL 28 322MHz HDMI CABLE Control Power CABLE 12p Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 66: ...T Power 3 3V 2 5V 1 5V 1 2V 1 0V VCXO VCXO Video PLL Video DAC Audio PLL Audio DAC I2C I2C ACLK VCLK Micom PIC32MX340F256H RST Power Source 5V ADCI_P N ADCQ_P N PCLK_P N DACI_P N DACQ_P N RF Control SLEEP XTAL 3 6864MHz OSC 54MHz MCLK SCK W S I2C 2line XTAL 27MHz XTAL 27MHz Power CABLE 8p HDMI CABLE Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE I...

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