19LS3300 (CHASSIS:LP24A) - LG TV Service Manual (repair manual). Page 19

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A

M

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.

INPUT2

DSUB_SDA

DSUB_SCL

JK201

SPG09-DB-010

6630TGA004Q

RED

1

GREEN

2

BLUE

3

GND_1

4

DDC_GND

5

RED_GND

6

GREEN_GND

7

BLUE_GND

8

NC

9

SYNC_GND

10

GND_2

11

DDC_DATA

12

H_SYNC

13

V_SYNC

14

DDC_CLOCK

15

SHILED

16

ZD210
30V

C210

33pF

READY

ZD211

30V

C211

33pF

READY

HDMI_D1-

CEC

HPD

DDC_SDA

R234
100

HDMI_D0+

HDMI_CK+
HDMI_D0-

R230

10K

R231

1K

HDMI_CK-

HDMI_D2+

DDC_SCL

Q230

2SC3875S

MMBT3904(NXP)

E

B

C

HDMI_D1+

D230
KDS184S

A

1

C

A

2

R232

10K

CEC_C

R233

10K

HDMI_D2-

JK203

14

NC

13

CEC

5

DATA1_SHIELD

20

SHIELD

12

CLK-

11

CLK_SHIELD

2

DATA2_SHIELD

19

HPD

18

+5V_POWER

10

CLK+

4

DATA1+

1

DATA2+

17

DDC/CEC_GND

9

DATA0-

8

DATA0_SHIELD

3

DATA2-

16

SDA

7

DATA0+

6

DATA1-

15

SCL

L221

120OHM

READY

C223
10uF
16V

READY

JK202

3AU04S-305-ZC-(LG)

1

2

3

4

5

C222
0.1uF
50V

READY

R222

510

READY

R221

1K

READY

+5V_USB

ZD221

30V

READY

D220

READY

A

AC

C

ZD220

30V

READY

IC202

AP2191SG-13

READY

3

IN_2

2

IN_1

4

EN

1

GND

5

FLG

6

OUT_1

7

OUT_2

8

NC

USB_DP

USB_DN

+3.3V_M

R220

0

R223
4.7K

READY

L220

120-ohm

5V_TUNER

R237

10K

R235

4.7K

HDMI_5V_DET

R236

10K

R238

0

READY

HDMI_ARC

CEC

C220
10uF
10V

C221
100uF
16V

2  8

INPUT2

2012/03/02

32CS410

LP24B

EAX64671103

I2C Control

Close to SIDE_USB

USB(SIDE)

HDMI(REAR)