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E
D8302
KRC104S
5.5V
Q8305
B
GND
E
OPT
R8311
SHIELD
C
4.7K
KRC104S
GND
Q8302
B
20
R8302
HP_DET
C
19
5V
1K
18
GND
D8305
R8307
17
5.5V
DDC_DATA
0
OPT
DDC_SDA_1
16
DDC_CLK
JP8304
DDC_SCL_1
15
R8308
NC
JP8305
GND
0
14
CE_REMOTE
13
CK-
12
CK_GND
11
CK+
JK8302
10
D0-
9
D0_GND
8
D0+
7
D1-
6
D1_GND
5
D1+
4
D2-
3
D2_GND
2
D2+
1
YKF45-7058V
GND
UI_HW_PORT1
E
HDMI_3
D8300
KRC104S
5.5V
Q8303
B
GND
E
HDMI_3
OPT
R8309
SHIELD
HDMI_3
C
4.7K
KRC104S
GND
Q8300
B
20
HDMI_3
HP_DET
R8300
C
19
5V
1K
18
GND
HDMI_3
D8303
R8303
JP8300
17
5.5V
DDC_DATA
0
DDC_SDA_2
OPT
16
DDC_CLK
DDC_SCL_2
15
NC
R8304
JP8301
GND
0
14
CE_REMOTE
HDMI_3
13
CK-
12
CK_GND
11
CK+
JK8300
10
D0-
9
D0_GND
8
D0+
7
D1-
6
D1_GND
5
D1+
4
D2-
3
D2_GND
2
D2+
1
HDMI_3
YKF45-7058V
UI_HW_PORT3
GND
E
D8301
KRC104S
5.5V
Q8304
B
GND
E
OPT
R8310
SHIELD
C
4.7K
KRC104S
GND
Q8301
B
20
HP_DET
R8301
C
19
5V
1K
18
GND
D8304
R8305
JP8302
17
DDC_DATA
5.5V
0
DDC_SDA_3
OPT
16
DDC_CLK
DDC_SCL_3
15
NC
R8306
JP8303
GND
0
14
CE_REMOTE
13
CK-
12
CK_GND
11
CK+
JK8301
10
D0-
9
D0_GND
8
D0+
7
D1-
6
D1_GND
5
D1+
4
D2-
3
D2_GND
2
D2+
1
YKF45-7058V
GND
UI_HW_PORT2
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
JACK_GND
D8308
KRC104S
HDMI_HPD_1
5.5V
Q8307
GND
E
ESD
GND
5V_HPD1
KRC104S
GND
Q8306
20
5V_HDMI_1
R8316
HP_DET
C
19
5V
1K
18
GND
R8317
JP8306
17
DDC_DATA
0
DDC_SDA_4
16
DDC_CLK
DDC_SCL_4
15
R8318
NC
0
JP8307
14
CE_REMOTE
CEC_REMOTE
13
CK-
CK-_HDMI1
12
CK_GND
11
GND
CK+
JK8303
10
CK+_HDMI1
D0-
9
D0-_HDMI1
D0_GND
8
D0+
7
D0+_HDMI1
D1-
6
D1-_HDMI1
D1_GND
5
D1+
4
D1+_HDMI1
D2-
3
D2-_HDMI1
D2_GND
2
D2+
1
D2+_HDMI1
KJA-ET-0-0032
GND
SIDE_HDMI_PORT4
+5V_NORMAL
5V_HDMI_1
HDMI_HPD_2
5V_HPD2
5V_HPD2
5V_HPD1
D8306
5V_HDMI_2
R8314
R8312
47K
47K
DDC_SDA_1
DDC_SCL_1
CEC_REMOTE
CK-_HDMI2
+5V_NORMAL
CK+_HDMI2
5V_HDMI_3
D0-_HDMI2
5V_HPD4
5V_HPD3
D0+_HDMI2
D8307
D1-_HDMI2
R8313
R8315
D1+_HDMI2
47K
47K
D2-_HDMI2
DDC_SDA_3
DDC_SCL_3
D2+_HDMI2
HDMI_HPD_3
5V_HPD3
5V_HDMI_3
CEC_REMOTE
CK-_HDMI3
CK+_HDMI3
D0-_HDMI3
D0+_HDMI3
D1-_HDMI3
D1+_HDMI3
D2-_HDMI3
D2+_HDMI3
LEE GI YOUNG
* HDMI CEC
E
HDMI_HPD_4
B
R8321
5V_HPD4
4.7K
C
B
5V_HDMI_4
D8311
5.5V
ESD
GND
CEC_REMOTE
CK-_HDMI4
CEC_REMOTE
CK+_HDMI4
D0-_HDMI4
D0+_HDMI4
D1-_HDMI4
D1+_HDMI4
D2-_HDMI4
D2+_HDMI4
+5V_NORMAL
5V_HDMI_2
HDMI_3
D8309
R8322
R8319
47K
47K
HDMI_3
HDMI_3
DDC_SDA_2
DDC_SCL_2
+5V_NORMAL
5V_HDMI_4
HDMI1
D8310
R8320
R8323
47K
47K
DDC_SDA_4
DDC_SCL_4
HDMI_HPD_1
DDC_SDA_1
DDC_SCL_1
EDID Pull-up
CK-_HDMI1
CK+_HDMI1
D0-_HDMI1
D0+_HDMI1
D1-_HDMI1
D1+_HDMI1
D2-_HDMI1
D2+_HDMI1
+3.5V_ST
R8326
22K
D8312
MMBD301LT1G
HDMI_CEC
+3.3V_HDMI
+5V_NORMAL
R8325
1.8K
R8324
1.8K
VSS_1
1
5V_HDMI_1
OUT_C+
2
OUT_C-
3
VDDO[3V3]
4
OUT_DDC_CLK
5
C8302
OUT_DDC_DAT
0.1uF
6
16V
VSS_2
7
OPT
VDDDC[1V8]_1
8
IC8300
R8328
RXA_HPD
9
RXA_5V
0
10
TDA19997
RXA_DDC_DAT
11
RXA_DDC_CLK
12
RXA_C-
13
RXA_C+
14
VDDH[3V3]_1
15
RXA_D0-
16
RXA_D0+
17
VSS_3
18
RXA_D1-
19
RXA_D1+
20
VDDH[3V3]_2
21
RXA_D2-
22
RXA_D2+
23
VDDH[1V8]_1
24
AUX_5V
25
+5V_NORMAL
R8327
0
C8300
0.1uF
5V_HDMI_2
+1.8V_HDMI
C8306
C8301
C8303
C8304
0.1uF
0.1uF
0.1uF
0.1uF
16V
16V
16V
16V
HDMI2
+3.3V_HDMI
+3.3V_NORMAL
L8300
BLM18PG121SN1D
C8324
0.1uF
HDMI4
C8319
0.1uF
C8320
0.1uF
5V_HDMI_4
C8321
0.1uF
C8322
C8312
0.1uF
0.1uF
16V
+1.8V_HDMI
C8323
C8316
C8318
0.1uF
0.1uF
0.1uF
16V
16V
16V
HDMI3
Place close
5V_HDMI_3
to
TDA9996
VDDH[1V8]_2
75
R8344
C8317
R12K
74
0.1uF
VSS_9
12K
73
16V
RXC_D2+
72
D2+_HDMI3
RXC_D2-
71
D2-_HDMI3
VDDH[3V3]_6
70
RXC_D1+
69
D1+_HDMI3
RXC_D1-
68
D1-_HDMI3
VSS_8
67
RXC_D0+
66
D0+_HDMI3
RXC_D0-
65
D0-_HDMI3
VDDH[3V3]_5
64
RXC_C+
63
CK+_HDMI3
RXC_C-
62
CK-_HDMI3
RXC_DDC_CLK
61
DDC_SCL_3
RXC_DDC_DAT
60
DDC_SDA_3
RXC_5V
59
RXC_HPD
58
HDMI_HPD_3
CEC
R8345
57
0
Ready for TDA19997
VSS_7
56
OPT
VDDS[3V3]
55
+3.3V_HDMI
CDEC_STBY
54
OPT
INT_N/MUTE
R8346
0
53
R8347
4.7K
RXE_DDC_DAT
52
OPT
RXE_DDC_CLK
OPT
51
4.7K
R8348
0
OPT
R8343
C8313
0.1uF
C8314
16V
0.1uF
16V
R8337
0
2009.06.18
BCM (EUROBBTV)
8
HDMI
LGE Internal Use Only
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