LG Electronics 47LE7300 Hdmi Cec, UIHWPORT1, UIHWPORT3, SIDEHDMIPORT4, EDID Pull-up, IC8300

D8302

E

5.5V

KRC104S

B

HDMI_HPD_1

OPT

GND

E

Q8305

SHIELD

R8311

5V_HPD1

KRC104S

C

4.7K

20

GND

Q8302

B

5V_HDMI_1

19

HP_DET

R8302

C

5V

1K

18

GND

JACK_GND			D8308
			5.5V
GND			ESD
20			GND
19	HP_DET	R8316
	5V		1K
18	GND

			E				HDMI_HPD_4
		KRC104S
GND	E		Q8307		B
				R8321			5V_HPD4
KRC104S			C	4.7K
Q8306			B				5V_HDMI_4
	C					D8311

* HDMI CEC

+3.3V_NORMAL	+3.3V_HDMI
L8300
BLM18PG121SN1D
+3.5V_ST	C8324
	0.1uF

	17		R8307				D8305
		DDC_DATA					5.5V
			0		DDC_SDA_1		OPT
	16	DDC_CLK		JP8304
	15				DDC_SCL_1
		NC	R8308	JP8305
						GND
			0
	14	CE_REMOTE
	13							CEC_REMOTE
		CK-
	12							CK-_HDMI1
		CK_GND
EAG59023302
	11	CK+
	JK830210
								CK+_HDMI1
	9	D0-
								D0-_HDMI1
	8	D0_GND
	7	D0+						D0+_HDMI1
	6	D1-
								D1-_HDMI1
	5	D1_GND
	4	D1+						D1+_HDMI1
	3	D2-
								D2-_HDMI1
	2	D2_GND
	1	D2+
								D2+_HDMI1

EAG42463001

17	DDC_DATA
16	DDC_CLK
		ESD
15	NC
14

	CE_REMOTE
13	CK-
12	CK_GND
11	CK+
JK830310
9	D0-
8	D0_GND
7	D0+
6	D1-
5	D1_GND
4	D1+
3	D2-
2	D2_GND
1	D2+

D8313 CDS3C05HDMI1 5.6V D8314 CDS3C05HDMI1 5.6V ESD

GND

R8317	JP8306	5.5V
0
	DDC_SDA_4	ESD
R8318	DDC_SCL_4
	JP8307	GND
0

CEC_REMOTE

CK-_HDMI4

CK+_HDMI4

D0-_HDMI4

D0+_HDMI4

D1-_HDMI4

D1+_HDMI4

D2-_HDMI4

D2+_HDMI4

R8326

22K

D8312

MMBD301LT1G

CEC_REMOTE

G	R8349
		27K
D B S	Q8308 BSS83
		HDMI_CEC

+3.3V_HDMI

YKF45-7058V

GND

UI_HW_PORT1

E

D8300

HDMI_3

KRC104S

HDMI_HPD_2

5.5V

GND

E

Q8303

B

HDMI_3

SHIELD

OPT

R8309

HDMI_3

C

4.7K

5V_HPD2

HDMI_3 GND

KRC104S

20

Q8300

B

5V_HDMI_2

19

HP_DET

R8300

C

5V

1K

18

GND

HDMI_3

JP8300

D8303

17

DDC_DATA

R8303

5.5V

0

DDC_SDA_2

OPT

16

DDC_CLK

15

DDC_SCL_2

NC

R8304

JP8301

GND

14

0

CE_REMOTE

HDMI_3

13

CEC_REMOTE

CK-

12

CK-_HDMI2

CK_GND

EAG59023302

11

CK+

JK830010

CK+_HDMI2

D0-

9

D0-_HDMI2

8

D0_GND

7

D0+

D0+_HDMI2

6

D1-

D1-_HDMI2

5

D1_GND

4

D1+

D1+_HDMI2

3

D2-

D2-_HDMI2

2

D2_GND

1

D2+

D2+_HDMI2

HDMI_3

YKF45-7058V

UI_HW_PORT3

GND

D8301

E

HDMI_HPD_3

5.5V

KRC104S

OPT

GND

E

Q8304

B

SHIELD

R8310

5V_HPD3

KRC104S

C

4.7K

20

GND

Q8301

B

5V_HDMI_3

19

HP_DET

R8301

C

5V

1K

18

GND

17

R8305

JP8302

D8304

DDC_DATA

0

DDC_SDA_3

5.5V

16

DDC_CLK

OPT

15

DDC_SCL_3

NC

R8306

JP8303

GND

KJA-ET-0-0032GND

SIDE_HDMI_PORT4

+5V_NORMAL

+5V_NORMAL

5V_HDMI_1

5V_HDMI_2

5V_HPD1

A2

A1

5V_HPD2

A2

A1

HDMI_3

D8309

D8306

C

C

R8314

R8322

R8312

R8319

47K

47K

47K

47K

HDMI_3

HDMI_3

DDC_SDA_1

DDC_SDA_2

DDC_SCL_1

DDC_SCL_2

+5V_NORMAL

+5V_NORMAL

5V_HDMI_3

5V_HDMI_4

5V_HPD3

A2

A1

5V_HPD4

A2

A1

D8307

D8310

C

C

R8313

R8315

R8320

R8323

47K

47K

47K

47K

DDC_SDA_3

DDC_SDA_4

DDC_SCL_3

DDC_SCL_4

EDID Pull-up

0.1uF

C8305

0.1uF

C8307

0.1uF

C8308

0.1uF

C8309

0.1uF

C8310

0.1uF

C8311

HDMI4

HDMISDA

HDMISCL

HDMICLK-

HDMICLK+

HDMIRX0-

HDMIRX0+

HDMIRX1-

HDMIRX1+

HDMIRX2-

HDMIRX2+

D2+HDMI4

-D2HDMI4

D1+HDMI4

-D1HDMI4

D0+HDMI4

-D0HDMI4

CK+HDMI4

-CKHDMI4

DDCSCL 4

DDCSDA 4

HDMIHPD 4

C8319

0.1uF

0.1uF

C8320

5V_HDMI_4

+5V_NORMAL

C8321

0.1uF

R8325

C8322

1.8K

C8312

33

33

33

33

33

33

0.1uF

0.1uF

16V

R8324

R8329

R8330

R8331

R8332

R8333

R8334

1.8K

R8339

0 OPT

+1.8V_HDMI

C8323

C8316

C8318

0.1uF

0.1uF

0.1uF

16V

3

16V

16V

VDDDC[1V8]_

VDDH[3V3]8

VDDH[3V3]7

DDCRXDCLK

DDCRXDDAT

-D0OUT

D0+OUT

12VSS

-D1OUT

D1+OUT

VDDO[1V8]

-D2OUT

D2+OUT

11VSS

D2+RXD

-D2RXD

D1+RXD

-D1RXD

10VSS

D0+RXD

-D0RXD

C+RXD

-CRXD

5VRXD

HPDRXD

to

TDA9996

HDMI3

Place close

5V_HDMI_3

HDMI1

								VSS_1		100	99	98	97	96	95	94	93	92	91	90	89	88	87	86	85	84	83	82	81	80	79	78	77	76		VDDH[1V8]_2
									1																										75								C8317
		5V_HDMI_1						OUT_C+	2																										74	R12K		R8344
																																											0.1uF
								OUT_C-	3																										73	VSS_9		12K					16V
							VDDO[3V3]		4																										72	RXC_D2+										D2+_HDMI3
	C8302						OUT_DDC_CLK		5																										71	RXC_D2-										D2-_HDMI3
							OUT_DDC_DAT																													VDDH[3V3]_6
0.1uF									6																										70
	16V							VSS_2	7																										69	RXC_D1+										D1+_HDMI3
						OPT	VDDDC[1V8]_1		8										IC8300																68	RXC_D1-										D1-_HDMI3
					R8328			RXA_HPD																												VSS_8
HDMI_HPD_1									9																										67
				0				RXA_5V	10								TDA19997																		66	RXC_D0+
							RXA_DDC_DAT		11																										65	RXC_D0-										D0-_HDMI3
																																														D0+_HDMI3
DDC_SDA_1							RXA_DDC_CLK		12																										64	VDDH[3V3]_5
DDC_SCL_1								RXA_C-	13																										63	RXC_C+										CK+_HDMI3
CK-_HDMI1								RXA_C+	14																										62	RXC_C-
CK+_HDMI1							VDDH[3V3]_1		15																										61	RXC_DDC_CLK										CK-_HDMI3
																																														DDC_SCL_3
								RXA_D0-	16																										60	RXC_DDC_DAT
																																														DDC_SDA_3
D0-_HDMI1								RXA_D0+	17																										59	RXC_5V
D0+_HDMI1								VSS_3	18																										58	RXC_HPD										HDMI_HPD_3
								RXA_D1-	19																										57	CEC					R8345
D1-_HDMI1								RXA_D1+	20																										56	VSS_7					0		Ready for TDA19997
																																									OPT
D1+_HDMI1							VDDH[3V3]_2		21																										55	VDDS[3V3]									+3.3V_HDMI
								RXA_D2-	22																										54	CDEC_STBY
D2-_HDMI1								RXA_D2+	23																										53	INT_N/MUTE					R8346 0		OPT
																																											R8347
D2+_HDMI1							VDDH[1V8]_1		24																										52	RXE_DDC_DAT						OPT	4.7K
								AUX_5V	25																										51	RXE_DDC_CLK								OPT
	0.1uF									4VSS	TEST1	HPDRXB	5VRXB	DATDDCRXB	CLKDDCRXB	-CRXB	C+RXB	3VDDH[3V3]	-D0RXB	D0+RXB	5VSS	-D1RXB	D1+RXB	4VDDH[3V3]	-D2RXB	D2+RXB	6VSS	DDCCDEC	2VDDDC[1V8]	4VDDDC[1V8]	0R8336TEST2	PD	SDAI2C	SCLI2C					C8315	0.1uF			4.7K
+5V_NORMAL										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									R8348
			R8327
	C8300		0																																	0		OPT
																																					R8343

	14		0
		CE_REMOTE
	13			CEC_REMOTE
		CK-
	12			CK-_HDMI3
		CK_GND
EAG59023302
	11
		CK+
	JK830110
				CK+_HDMI3
	9	D0-
				D0-_HDMI3
	8	D0_GND
	7	D0+
				D0+_HDMI3
	6	D1-
				D1-_HDMI3
	5	D1_GND
	4	D1+
				D1+_HDMI3
	3	D2-
				D2-_HDMI3
	2	D2_GND
	1	D2+
				D2+_HDMI3

YKF45-7058V

GND

UI_HW_PORT2

+1.8V_HDMI

C8301	C8303	C8304
0.1uF	0.1uF	0.1uF
16V	16V	16V

5V_HDMI_2

C8306

0.1uF 16V

HDMI2

R8335

0 OPT

HDMI HPD 2 DDC SDA 2 DDC SCL 2 CK- HDMI2 CK+ HDMI2 D0- HDMI2 D0+ HDMI2 D1- HDMI2 D1+ HDMI2

C8313
0.1uF	C8314
16V	0.1uF
	16V

22	R8340
R8338		22

R8337

0

D2- HDMI2 D2+ HDMI2

SDA2 3.3V SCL2 3.3V

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.

Copyright © 2010 LG Electronics. Inc. All rights reserved. Only for training and service purposes

LEE GI YOUNG

BCM (EUROBBTV)	2009.06.18
HDMI	8

LGE Internal Use Only