LG PW800G Service Manual Download Page 21

THERMAL

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

AUD_MASTER_CLK_0

R1500

0

OPT

SIDE_USB_DM

CK+_HDMI4

R273

22

AMP_SDA

C1470

0.1uF
16V

C273

0.047uF

C249

4.7uF

C734
10uF
10V

C241

0.1uF

R189

1K

D2-_HDMI4

POWER_DET

C276

0.1uF

AMP_MUTE

R156

1.8K

TUNER

+3.5V_ST

PC_R_IN

C723

22000pF

50V

C277

0.1uF

+5V_Normal

DPP_SDA

10uF

10V

C233

+1.10V_VDDC

L705

BLM18PG121SN1D

R252

10K

OPT

R243

33

R143

1K

AUVRM

C267 0.047uF

L202

BLM18PG121SN1D

C270 0.047uF

R245 33

AVDD_AU33

AMP_SCL

C735

22000pF

50V

AUD_SCK

C252
0.1uF

D2+_HDMI4

R247 33

C255

0.1uF

DPP_SCL

C230

0.1uF

R711
100

DDC_SDA_4

R237

10

R251

68

L200

BLM18PG121SN1D

R113

2.2K

IC1470

NLASB3157DFT2G

3

B0

2

GND

4

A

1

B1

6

SELECT

5

VCC

AVDD_NODIE

HP_LOUT

R246 68

I2C_SDA

D0-_HDMI4

AVDD_AU33

HDMI_CEC

AUD_LRCH

R1512

10K

R231

22

+1.10V_VDDC

R188

1K

USB_S0

AMP_RESET

R267
100

1/16W

+5V_AMP

DSUB_HSYNC

R232

22

C266 0.047uF

C732

390pF

50V

UART0_RXD

R254

10K

OPT

C729

390pF

50V

4700pF

C739

50V

+1.10V_VDDC

R132

1K

+3.5V_Normal

SIDE_USB_DP

D0+_HDMI4

WIFI_USB_DP

HDMI_ARC

C238

0.1uF

4700pF

C738

50V

C263

2.2uF

IC1471

NLASB3157DFT2G

3

B0

2

GND

4

A

1

B1

6

SELECT

5

VCC

DSUB_VSYNC

WIFI_USB_DP

C703

1uF
10V

R242 68

4700pF

C741

50V

C239

0.1uF

C258

0.1uF

USB_N

C264 0.047uF

AVDD_NODIE

AUD_SCK

D1-_HDMI4

10uF

10V

C229

4700pF

C740

50V

C232

0.1uF

C1402
0.1uF

16V

L702

UBW2012-121F

10uF

10V

C237

C720

10uF

10V

0.1uF
50V

C733

C709
33pF

50V

C730

390pF

50V

R274

22

R236

10

R4006

1K

PC_L_IN

R238

0

OPT

R1513

10K

VDD33

R263

75

HPD4

UART0_TXD

C274

0.047uF

AVDD_DMPLL

+3.5V_ST

5V_HDMI

10uF

10V

C235

AVDD_NODIE

+1.5V_DDR

AUD_LRCH

10uF

10V

C236

C257

0.1uF

WIFI_USB_DM

+1.10V_VDDC

R742
0

R262

75

L700

120OHM

C250

1uF

R708
100

C722
1000pF
50V

R1511

100

R743
0

R264

75

L701

120OHM

+5V_Normal

C260

0.1uF

C244

1uF

AMP_SCL

R239

0

HDMI1_ARC

C246

1uF

R744

0

R265

10K

L703

120OHM

R253

1K

+1.5V_DDR

+3.5V_Normal

C726

1uF

10V

C254

0.1uF

+1.5V_DDR

C265 0.047uF

C269 0.047uF

HP_ROUT

R266

2.4K

L704

120OHM

R255

1K

+3.5V_Normal

SIDE_USB_DM

C262

2.2uF

CK-_HDMI4

DDC_SCL_4

SIDE_USB_DP

R741

3.3

P8103

12507WR-04L

1

2

3

4

5

+3.5V_Normal

AUD_LRCK

R4007

1K

C248

1uF

HDMI1_ARC

10uF

C256

AUVRM

L201

BLM18PG121SN1D

C731

390pF

50V

R740

3.3

C719
10uF
10V

C261

0.1uF

USB_DAT_P

VDD33

AUD_LRCK

VDD33

0.1uF

C721

16V

R738

3.3

R157 1.8K

TUNER

+5V_AMP

R1401

1K

C259

0.1uF

C245

0.1uF

C727

1uF
10V

+5V_AMP

R739

3.3

R112 1K

C705
33pF
50V

USB_S1

C243

1uF

10uF

10V

C240

R250

10

10uF

C251

AMP_SDA

R256

0

OPT

R114

2.2K

WIFI_USB_DM

IC1400

USB3740

3

OE_N

2

DP_1

4

S

1

DM_1

5

VDD

6

DP_2

7

DM_2

8

GND

9

DM

10

DP

C247

1uF

L204

BLM18PG121SN1D

AVDD_DMPLL

C242

0.1uF

R268

4.7K

AK_SCL

USB_DAT_N

C231

0.1uF

0.1uF

50V

C728

C725
22000pF
50V

10uF

C253

C724
22000pF
50V

C701
10uF
25V

+3.5V_Normal

R111 1K

USB_P

R244 68

AV_CVBS_IN

Q1500

MMBT3904(NXP)

E

B

C

L236

BLM18PG121SN1D

C704
10uF
25V

I2C_SCL

VDD33

C702

1uF
10V

+1.10V_VDDC

C1500

1000pF

50V

D1+_HDMI4

AK_SDA

HP_LOUT

AV_CVBS_IN

SIDE_HP_MUTE

TU_SCL

IF_AGC

HP_DET

PC_R_IN

IF_N_MSTAR

TU_SDA

P201

05004HR-20B01S

14

13

5

20

12

11

2

19

18

10

4

1

17

9

8

3

16

7

6

15

21

IF_P_MSTAR

PC_L_IN

HP_ROUT

TUNER_RESET

TU_SDA

TU_SCL

C21

10uF

10V

C23
10uF
6.3V

C22
10uF
6.3V

+3.5V_ST

R56
100

IC700

NTP7515

3

NC_2

2

VDD_PLL

4

GND

1

NC_1

6

DVDD

5

NC_3

7

SDATA

8

WCK

9

NC_4

10

SDA

11

SCL

12

FAULT

13

MONITOR_0

14

MONITOR_1

15

MONITOR_2

16

BST2B

17

PGND2B

18

OUT2B

19

PVDD2B

20

PVDD2A

21

OUT2A

22

PGND2A

23

BST2A

24

VDR2

25

AGND

26

NC_5

27

VDR1

28

BST1B

29

PGND1B

30

OUT1B

31

PVDD1B

32

PVDD1A

33

OUT1A

34

PGND1A

35

BST1A

36

RESET

37

AD

38

CLK_I

39

GND_IO

40

VDD_IO

41

[EP]GND

R249

180

R7
4.7K

L203

UBW2012-121F

+3.5V_Normal

R2

0

C17
100pF
50V

OPT

IC101

LGE2134(256M) 

M1A_256M

ARC0

M4

RXC0N

W7

RXC0P

Y8

RXC1N

W8

RXC1P

Y9

RXC2N

AA9

RXC2P

W9

RXCCKN

AA7

RXCCKP

Y7

CEC/GPIO6

N2

DDCDA_CK/GPIO27

E3

DDCDA_DA/GPIO28

E2

DDCDC_CK/GPIO31

W6

DDCDC_DA/GPIO32

AA6

HOTPLUGA/GPIO23

L4

HOTPLUGC/GPIO25

Y6

RXA0N

F1

RXA0P

G3

RXA1N

G1

RXA1P

G2

RXA2N

H3

RXA2P

H2

RXACKN

F3

RXACKP

F2

EAR_OUTL

U4

EAR_OUTR

T4

AUL1

P2

AUL2

R2

AUL3

T1

AUR1

R3

AUR2

R1

AUR3

T3

AUOUTL0

U2

AUOUTR0

V3

AUVAG

T2

CVBSOUT1

T6

CVBS0

V5

CVBS1

U5

CVBS2

T5

VCOM

V4

I2S_OUT_BCK/GPIO165

E4

I2S_OUT_MCK/GPIO163

F4

I2S_OUT_SD/GPIO166

F7

I2S_OUT_WS/GPIO164

F5

USB0_DM

C4

USB1_DM

Y12

USB0_DP

B4

USB1_DP

AA12

BIN0M

J2

BIN0P

J3

GIN0M

K3

GIN0P

J1

RIN0M

K2

RIN0P

K1

HSYNC0

M6

VSYNC0

L6

BIN1M

L2

BIN1P

L3

GIN1M

M1

GIN1P

M2

RIN1M

N1

RIN1P

N3

SOGIN1

M3

IC101

LGE2134(256M) 

M1A_256M

AUVRM

U3

GND_1

A6

GND_2

A13

GND_3

A15

GND_4

A18

GND_5

B12

GND_6

B14

GND_7

B16

GND_8

B17

GND_9

B19

GND_10

B20

GND_11

C9

GND_12

C10

GND_13

C21

GND_14

D9

GND_15

E20

GND_16

F9

GND_17

F11

GND_18

F13

GND_19

F15

GND_20

F17

GND_21

F19

GND_22

F21

GND_23

G8

GND_24

G9

GND_25

G10

GND_26

G11

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_64

N5

GND_65

N6

GND_66

N7

GND_67

N8

GND_68

N9

GND_69

N10

GND_70

P4

GND_71

P5

GND_72

P6

GND_73

P7

GND_74

P9

GND_75

P10

GND_76

P15

GND_77

P16

GND_78

P17

GND_79

P18

GND_80

R10

GND_81

R11

GND_82

R12

GND_83

R13

GND_84

R14

GND_EFUSE

K7

AVDD_AU33

R4

AVDD_DDR0_CLK

L11

AVDD_DDR1_CLK

L13

AVDD_DDR0_CMD

M11

AVDD_DDR1_CMD

K13

AVDD_DDR0_D_1

C5

AVDD_DDR0_D_2

K12

AVDD_DDR0_D_3

L12

AVDD_DDR1_D_1

C6

AVDD_DDR1_D_2

K14

AVDD_DDR1_D_3

L14

AVDD_DRAM_1

B5

AVDD_DRAM_2

B6

AVDD_DVI_USB_MPLL_1

R8

AVDD_DVI_USB_MPLL_2

R9

AVDD_MOD_1

L7

AVDD_MOD_2

L8

AVDD_NODIE

P8

AVDD_PLL

K9

AVDD3P3_DMPLL

R5

AVDDL_MOD

P11

DVDD_DDR_1

C7

DVDD_DDR_2

M13

DVDD_NODIE

R6

DVDD_RX_1_1

A7

DVDD_RX_1_2

M12

DVDD_RX_2_1

B7

DVDD_RX_2_2

M14

VDDC_1

N11

VDDC_2

N12

VDDC_3

N13

VDDC_4

N14

VDDC_5

N15

VDDC_6

P12

VDDC_7

P13

VDDC_8

P14

VDDP

L9

AVDD5V_MHL

AA10

IC101-*1

LGE2133(128M) 

M1A_128M

ARC0

M4

RXC0N

W7

RXC0P

Y8

RXC1N

W8

RXC1P

Y9

RXC2N

AA9

RXC2P

W9

RXCCKN

AA7

RXCCKP

Y7

CEC/GPIO6

N2

DDCDA_CK/GPIO27

E3

DDCDA_DA/GPIO28

E2

DDCDC_CK/GPIO31

W6

DDCDC_DA/GPIO32

AA6

HOTPLUGA/GPIO23

L4

HOTPLUGC/GPIO25

Y6

RXA0N

F1

RXA0P

G3

RXA1N

G1

RXA1P

G2

RXA2N

H3

RXA2P

H2

RXACKN

F3

RXACKP

F2

EAR_OUTL

U4

EAR_OUTR

T4

AUL1

P2

AUL2

R2

AUL3

T1

AUR1

R3

AUR2

R1

AUR3

T3

AUOUTL0

U2

AUOUTR0

V3

AUVAG

T2

CVBSOUT1

T6

CVBS0

V5

CVBS1

U5

CVBS2

T5

VCOM

V4

I2S_OUT_BCK/GPIO165

E4

I2S_OUT_MCK/GPIO163

F4

I2S_OUT_SD/GPIO166

F7

I2S_OUT_WS/GPIO164

F5

USB0_DM

C4

USB1_DM

Y12

USB0_DP

B4

USB1_DP

AA12

BIN0M

J2

BIN0P

J3

GIN0M

K3

GIN0P

J1

RIN0M

K2

RIN0P

K1

HSYNC0

M6

VSYNC0

L6

BIN1M

L2

BIN1P

L3

GIN1M

M1

GIN1P

M2

RIN1M

N1

RIN1P

N3

SOGIN1

M3

IC101-*1

LGE2133(128M) 

M1A_128M

AUVRM

U3

GND_1

A6

GND_2

A13

GND_3

A15

GND_4

A18

GND_5

B12

GND_6

B14

GND_7

B16

GND_8

B17

GND_9

B19

GND_10

B20

GND_11

C9

GND_12

C10

GND_13

C21

GND_14

D9

GND_15

E20

GND_16

F9

GND_17

F11

GND_18

F13

GND_19

F15

GND_20

F17

GND_21

F19

GND_22

F21

GND_23

G8

GND_24

G9

GND_25

G10

GND_26

G11

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_64

N5

GND_65

N6

GND_66

N7

GND_67

N8

GND_68

N9

GND_69

N10

GND_70

P4

GND_71

P5

GND_72

P6

GND_73

P7

GND_74

P9

GND_75

P10

GND_76

P15

GND_77

P16

GND_78

P17

GND_79

P18

GND_80

R10

GND_81

R11

GND_82

R12

GND_83

R13

GND_84

R14

GND_EFUSE

K7

AVDD_AU33

R4

AVDD_DDR0_CLK

L11

AVDD_DDR1_CLK

L13

AVDD_DDR0_CMD

M11

AVDD_DDR1_CMD

K13

AVDD_DDR0_D_1

C5

AVDD_DDR0_D_2

K12

AVDD_DDR0_D_3

L12

AVDD_DDR1_D_1

C6

AVDD_DDR1_D_2

K14

AVDD_DDR1_D_3

L14

AVDD_DRAM_1

B5

AVDD_DRAM_2

B6

AVDD_DVI_USB_MPLL_1

R8

AVDD_DVI_USB_MPLL_2

R9

AVDD_MOD_1

L7

AVDD_MOD_2

L8

AVDD_NODIE

P8

AVDD_PLL

K9

AVDD3P3_DMPLL

R5

AVDDL_MOD

P11

DVDD_DDR_1

C7

DVDD_DDR_2

M13

DVDD_NODIE

R6

DVDD_RX_1_1

A7

DVDD_RX_1_2

M12

DVDD_RX_2_1

B7

DVDD_RX_2_2

M14

VDDC_1

N11

VDDC_2

N12

VDDC_3

N13

VDDC_4

N14

VDDC_5

N15

VDDC_6

P12

VDDC_7

P13

VDDC_8

P14

VDDP

L9

AVDD5V_MHL

AA10

R57 0

R58 0

C17-*1
0

1/16W
5%

PW600_Only

R240-*1
1

1/16W
5%

WIFI_PW800_GL_Only

R241-*1
1

1/16W
5%

WIFI_PW800_GL_Only

R240

0

WIFI_PW800-NA,KR

R241

0

WIFI_PW800-NA,KR

SPK_L+

0x54

I2C

HDMI

AVDD_DDR0:55mA

USB SWITCH

VDDC : 2026mA

S1   S0  PATH
---------------------
0    0   M1A
0    1   DPP UART(CCA)
1    0   
1    1   DPP DEBUG

DDR3 1.5V

SIDE USB

STby 3.5V

M1A 2.5V embedded 

Audio AMP

H/P OUT

I2S_I/F

AVDD_DDR1:55mA

Close to MSTAR

Normal Power 3.5V

Close to HDMI Jack

Close to TTL

RGB PC

SPK_R+

VDDC 1.05V

SPK_R-

SPK_L-

Normal 2.5V

PW600

Copyright © 2015 LG Electronics Inc. All rights reserved. 
Only for training and service purposes

LGE Internal Use Only

Summary of Contents for PW800G

Page 1: ... com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO MFL68702301 1502 REV01 DLP PROJECTOR SERVICE MANUAL CHASSIS FM51A MODEL PW800 800G MODEL PW800 NA EU MA CB PW800G GL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL ...

Page 2: ...onics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 5 TROUBLE SHOOTING GUIDE 15 BLOCK DIAGRAM 18 EXPLODED VIEW 19 SCHEMATIC CIRCUIT DIAGRAM APPENDIX ...

Page 3: ...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 phone ja...

Page 4: ...dance with BOM 5 The receiver must be operated for about 5 minutes prior to the adjustment 3 Test method 1 Performance LGE PROJECTOR test method followed 2 Demanded other specification Safety KCC IEC CE specification EN55022 Class B CCC EMC KCC IEC CE specification EN60950 1 CCC 4 Model General Specification No Item Specification Remark Min Max Unit 1 Video input applicable system 1 NTSC M 2 PAL B...

Page 5: ...to the Set and make it Power On state G Heat Run for at least 3 min before the adjustment 4 Folding Mirror Adjustment 1 When the lighting system should be readjusted 1 Check the position of the guide in the back of the engine and move the guide boss to the appropriate position Fig 4 2 yellow zone As shown in Fig 4 1 turn the three adjustment screws clockwise to tighten them so they are secure As s...

Page 6: ...tom first fades away and then the light on the right side also starts to slowly fade Left Right Adjustment Screw C Clockwise Tightening direction The light on the right side first fades away and then the light at the top also starts to slowly fade Counterclockwise Loosening direction The light on the left side first fades away and then the light on the bottom side also starts to slowly fade 4 2 Il...

Page 7: ... fix the Focus on the part where the White Cross Hatch Pattern is classified on each part of screen 3 Popup the White Cross Hatch Pattern and measure the width of each Point 4 Focus judging standard Center 3 2 mm 3 7 mm or less Measure line width excluding light Flare Refer to Fig 4 5 1 1 4 5 2 Focus Stopper Location Verification 1 Test pattern White cross hatch 2 Visually verify focus after locat...

Page 8: ...n do it again after rotating 180 degree the DMD If necessary keep under observation 3 Don t clean the DMD with the high pressure The static electricity and pressure will damage the DMD Attachment TI Reference DMD Handling Specification DMD Cleaning 6 Country Wi Fi Country Adjustment 6 1 Country Group Country Adjustment 1 Enter to the adjustment mode by selecting IN START 2 Press the right arrow ke...

Page 9: ...ce board 1EA RS 232 cable 1EA 7 2 Composition of the equipment 7 3 Download method 1 Connect the main board and the interface board as in the Fig 7 3 1 2 As in the Fig 7 3 1 click the red square area of the HDCP2 key download program window in the PC of the Fig 7 3 1 Pressing the Enter key on the keyboard will start downloading Interface Board Fig 7 2 1 Device Setting Diagram Fig 7 3 1 Download Pr...

Page 10: ... of post process use keypad or remote controller 2 Press P ONLY key of the adjustment remote controller to enter Power Only mode Full White screen is displayed 3 To enter the next adjustment enter EXIT of the remote controller to exit Full white screen and proceed to the adjustment 11 Compensate Auto Keystone 11 1 Used Device Adjustment remote controller Projector remote controller 11 2 Adjustment...

Page 11: ...the bottom left of the IN START screen If it shows 00 it means NG 2 Check the settings for each suffix from 1 Country Group 3 Check if ADC Comp 480i ADC Comp 1080p and ADC RGB show an OK status in 3 Adjust ADC 4 In 4 EDID check if RGB and HDMI1 show an OK status Fig 12 2 1 5 5 Wi Fi CHECK shows an OK status Automatically search for nearby access points and determine if they are showing OK or NG Sh...

Page 12: ... 13 3 2 is displayed 4 Click Model to select PW800 model and click Adjustment then the adjustment starts 5 If adjustment is properly completed OK as in the bottom left figure is displayed If it is NG as in the bottom left figure check again whether device composition is properly done as in Fig 13 3 3 and click 2 Adjustment again to try re adjustment 6 Press the Back or Exit key when the compensati...

Page 13: ...IG Software Organization 1 Model Selection PW800 2 Selecting screen size W 861 H 539 1 Press the direction key of the adjustment remote controller to change the screen of the projector to White Pattern After 2 3 seconds White Color Coordinate Data is transmitted from CL200 In the result display window in the right center of the screen color coordinate and brightness value are recorded 2 Press Fini...

Page 14: ... 30 90 40 B3 00 81 00 9E 20 00 90 51 20 1F 30 48 80 40 36 00 00 20 53 00 00 1E 66 21 50 B0 51 00 1B 30 50 40 70 36 00 00 20 53 00 00 1E 00 00 00 FD 00 3A 60 7A 1E 69 10 00 0A 20 20 20 20 20 20 00 00 00 FC 70 00 4C 47 20 50 52 4F 4A 45 43 54 4F 52 0A 00 DB 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 14 37 01 01 01 01 10 01 19 01 03 80 80 50 78 0A 31 14 AB 51 4D A3 24 20 05 48 4...

Page 15: ... Connections Symptoms of a bad connection 1 P2 P3 P4 4 FAN Stop fan operating conversion to Stand by a little after when power is on FAN When fan was inserted conversely conversion to stand by during operating the set 2 P201 20 Tuner board Image distorted 3 P1101 4 Tuner board No power 4 P401 70 DMD board No image LED is turned on or vertical horizontal bars appear 5 P1 10 Keypad Board Key does no...

Page 16: ... 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 P874 P872 P873 8 8 8 ͲͺͿ ΓΠΒΣΕ ΒΤΤΖΞΓΝΪ ΡΠΚΟΥ ΆͿͶ ΓΠΒΣΕ ΒΤΤΖΞΓΝΪ ΡΠΚΟΥ 1 A connection defect of a connector No Circuit Number Pin count Connections Symptoms of a bad connectio...

Page 17: ...KQP JGEM CDNG JGEM UU F JGEM CKP UU JGEM CKP OCNHWPVKQP KHFN ERDUG GU GU GU 0Q 0Q 0Q 0Q 0Q G RCF YQTMU Ĝ 0 TTQT Ĝ KIJ 6GOR TTQT GU 4GRNCEG FCRVGT JGEM EQPPGEVKQP ECDNG JGEM DQCTF OCNHWPEVKQP JGEM RCTVU OCNHWPEVKQP JGEM CKPDQCTF OCNHWPEVKQP JGEM EQPPGEVKQP JGEM CKPDQCTF OCNHWPEVKQP LED on but No image LED not turning on If turned off automativally Symptoms can be checked at power off status of Inst...

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

Page 19: ...echanical 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 Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTI...

Page 20: ...21 PCMIORD_N GPIO116 W20 PCMIOWR_N GPIO114 V21 PCMIRQA_N GPIO110 Y18 PCMOE_N GPIO118 T16 PCMREG_N GPIO128 R17 PCM_RESET GPIO134 T18 PCMWAIT_N GPIO105 W16 PCMWE_N GPIO198 U15 TS0CLK GPIO92 V10 TS0DATA 0 GPIO82 T14 TS0DATA 1 GPIO83 T13 TS0DATA 2 GPIO84 U13 TS0DATA 3 GPIO85 V15 TS0DATA 4 GPIO86 U12 TS0DATA 5 GPIO87 V13 TS0DATA 6 GPIO88 U14 TS0DATA 7 GPIO89 T11 TS0SYNC GPIO91 T12 TS0VALID GPIO90 V12 T...

Page 21: ...SB0_DM C4 USB1_DM Y12 USB0_DP B4 USB1_DP AA12 BIN0M J2 BIN0P J3 GIN0M K3 GIN0P J1 RIN0M K2 RIN0P K1 HSYNC0 M6 VSYNC0 L6 BIN1M L2 BIN1P L3 GIN1M M1 GIN1P M2 RIN1M N1 RIN1P N3 SOGIN1 M3 IC101 LGE2134 256M M1A_256M AUVRM U3 GND_1 A6 GND_2 A13 GND_3 A15 GND_4 A18 GND_5 B12 GND_6 B14 GND_7 B16 GND_8 B17 GND_9 B19 GND_10 B20 GND_11 C9 GND_12 C10 GND_13 C21 GND_14 D9 GND_15 E20 GND_16 F9 GND_17 F11 GND_1...

Page 22: ...0uF 10V 3 5V_ST ZD305 2 5V C3053 100pF 50V C3082 10uF 10V Q3007 AO3407B G D S C3005 0 01uF 50V OPT R3002 1 8K C3068 100pF 50V L3005 UBW2012 121F R3003 10K C3041 0 1uF 16V L3007 UBW2012 121F R3008 10K R3022 10K ZD304 2 5V C3030 10uF 10V IC3011 AZ1117BH 1 8TRE1 1 ADJ GND 2 OUT 3 IN ZD301 5V C3057 0 1uF 25V C3055 0 1uF 16V Q3003 2SC3052 E B C R3011 51K C3069 0 1uF 16V L3001 UBW2012 121F C3091 10uF 25...

Page 23: ...1036 0 1uF TP401 3 5V_DLP R43 33 Q501 SBT2222A_AUK E B C R307 0 C1073 0 1uF IC10 DPP6401 TDO2 M18 TDO1 L18 TMS2 V16 TMS1 V15 TDI P18 TCK R18 TRSTZ V17 ICTSEN V6 HW_TEST_EN V7 TSTPT_7 K20 TSTPT_6 K19 TSTPT_5 J22 TSTPT_4 J21 TSTPT_3 J20 TSTPT_2 J19 TSTPT_1 H22 TSTPT_0 H21 ETM_PIPESTAT_2 F1 ETM_PIPESTAT_1 G4 ETM_PIPESTAT_0 G3 ETM_TRACESYNC F2 ETM_TRACECLK G2 RTCK G18 SPARE E16 VPGM D17 ZD401 9 1V OPT...

Page 24: ...S 02 010L OPT R343 13K 3 5V_Normal D0 _HDMI4 5V_HDMI C1453 10uF 10V C329 1uF PWM2 VA1113 20V ADUC 20S 02 010L OPT FAN3_TACH C601 0 1uF 16V WIFI R347 1K VA1453 ESD_HDMI 5V_Normal R1470 47 R345 47K VA1111 20V ADUC 20S 02 010L OPT C1455 0 1uF USB_N FAN1_TACH VA1109 20V ADUC 20S 02 010L OPT L1451 UBW2012 121F 120OHM R9 10K CK _HDMI4 R8016 1K D1455 MMBD6100 A2 C A1 3 5V_ST C1452 10uF 10V C603 10uF 10V ...

Page 25: ...V GND_LED R845 5 1K R833 33 C886 10uF 10V R830 0 C823 10uF 25V GND_LED IC833 KIA75S358F 3 IN 2 VEE 4 OUT 1 IN 5 VCC C887 10uF 10V R816 5 1K R883 10K DC_19V L801 2 2uH C829 10uF 10V C881 2 2uF 10V IC13 LM29152RS ADJ 1 EN 2 INPUT 4 OUTPUT 5 FLG ADJ 3 GND L871 2 2uH C806 0 1uF 16V R818 2 2K C830 10uF 10V IC803 KIA75S358F 3 IN 2 VEE 4 OUT 1 IN 5 VCC RED_EN C894 10uF 25V IC832 NLASB3157DFT2G 3 B0 2 GND...

Page 26: ...T C3715 100pF 50V OPT IC3701 AZ1117BH 1 8TRE1 OPT 1 ADJ GND 2 OUT 3 IN C3711 10uF 10V OPT C3717 0 1uF 16V OPT C3714 10uF 10V OPT 3 3V_TU 1 8V_TU TU3701 TDSS G551D B TUNER_EU 5 3 3V 11 DLIF_ N 2 RESET 10 DLIF_ P 4 SDA 1 NC_1 9 IF_AGC 8 NC_3 3 SCL 7 1 8V 6 NC_2 12 SHIELD A1 A1 B1 B1 R56 100 IF_P_MSTAR PC_L_IN HP_ROUT TUNER_RESET 3 5V_ST HP_LOUT C22 10uF 6 3V AV_CVBS_IN TU_SCL IF_AGC C23 10uF 6 3V PC...

Page 27: ...3701 AZ1117BH 1 8TRE1 1 ADJ GND 2 OUT 3 IN C3711 10uF 10V C3717 0 1uF 16V C3714 10uF 10V 3 3V_TU 1 8V_TU TU3701 TDSS G551D B TUNER_EU 5 3 3V 11 DLIF_ N 2 RESET 10 DLIF_ P 4 SDA 1 NC_1 9 IF_AGC 8 NC_3 3 SCL 7 1 8V 6 NC_2 12 SHIELD A1 A1 B1 B1 R56 100 IF_P_MSTAR PC_L_IN HP_ROUT TUNER_RESET 3 5V_ST HP_LOUT C22 10uF 6 3V AV_CVBS_IN TU_SCL IF_AGC C23 10uF 6 3V PC_R_IN IF_N_MSTAR C21 10uF 10V TU_SDA SID...

Page 28: ...25V DMD_D 15 DMD_D 3 DMD_DAD_OEZ DMD_LOADB DMD_D 22 C4 0 1uF 25V DMD_D 19 DMD_D 5 DMD_REF_1 9V DMD_TRC DMD_SCTRL C5 0 1uF 25V DMD_D 18 DMD_D 2 VRST_ 10V DMD_SAC_CLK FBX0040CMFF6UA00 P101 A1 A2 A3 A4 B1 B2 B3 B4 C1 C2 C3 C4 D1 D2 D3 D4 E1 E2 E3 E4 F1 F2 F3 F4 G1 G2 G3 G4 H1 H2 H3 H4 J1 J2 J3 J4 K1 K2 K3 K4 C6 0 1uF 25V DMD_D 21 DMD_D 1 DMD_SCTRL FBX0040CMFF6UA00 P102 A1 A2 A3 A4 B1 B2 B3 B4 C1 C2 C...

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