LG 47LH90 Service Manual page 16

+3.3V_ST
5V_HDMI_3
R1500
47K
R513
OPT
0
HPD3
22
005:AD6
OPT
19 R522
C501
1K
0.1uF
18 16V
OPT
JP502
17
R510 0
JP503 DDC_SDA_3
16
005:AE6;005:AF26
DDC_SCL_3
15 R511 0
005:AE6;005:AF25
14
005:H8;005:H17;005:L27;005:R8;005:AM11
R509 0
CEC_REMOTE
13
0 R590 005:AE6
CK-_HDMI3
12
11 005:AE6
0 R585
CK+_HDMI3
10
005:AF6
0 R591
D0-_HDMI3
9
8
005:AF6
0 R586
D0+_HDMI3
7
005:AF6
0 R587
D1-_HDMI3
6
5
0 R592 005:AF6
D1+_HDMI3
4
0 R588 005:AG6
D2-_HDMI3
3
2
005:AG6
0 R589
D2+_HDMI3
1
20
21
UI_HW_PORT3
GND
DC1R019WDH
JK502
+3.3V_ST
001:Y20;005:W27;005:AK15
5V_HDMI_2
R1503
47K
R514 OPT
0 005:AM11
HPD2
22
OPT
OPT
19 R1501
C502
1K
0.1uF
18
16V
17 JP504
005:Y26;005:AM12
R506 0
JP505 DDC_SDA_2
16
005:Y25;005:AM12
DDC_SCL_2
15 R507 0
14 005:H8;005:H26;005:L27;005:R8;005:AM11
R508 0
CEC_REMOTE
13
0 R569 005:AM12
CK-_HDMI2
12
11 005:AM12
0 R570
CK+_HDMI2
10
0 005:AM13
R571
D0-_HDMI2
9
8
005:AM13
0 R572
D0+_HDMI2
7
0 R573 005:AM13
D1-_HDMI2
6
5
0 R574 005:AM14
D1+_HDMI2
4
005:AM14
0 R575
D2-_HDMI2
3
2
0 R576 005:AM14
D2+_HDMI2
1
20
21
UI_HW_PORT2
DC1R019WDH
JK501 GND
+3.3V_ST
001:AT28;005:Q22;005:AA14
5V_HDMI_1
R1505
R512 47K
0 005:Z13
OPT
HPD1
22
OPT
OPT
19 R1504
C500
1K
0.1uF
18
16V
17 JP500
005:R19;005:Y13
R503 0
JP501 DDC_SDA_1
16
005:R20;005:Y13
DDC_SCL_1
15 R504 0
14
005:H26;005:H17;005:L27;005:R8;005:AM11
R505 0
CEC_REMOTE
13
0 R577 005:Z12
CK-_HDMI1
12
11 005:Z12
0 R579
CK+_HDMI1
10
0 R580 005:Z12
D0-_HDMI1
9
8
0 005:Z12
R581
D0+_HDMI1
7
0 R578 005:Z11
D1-_HDMI1
6
5
0 R582 005:Z11
D1+_HDMI1
4
005:Z11
0 R583
D2-_HDMI1
3
2
0 R584 005:Z10
D2+_HDMI1
1
20
21
UI_HW_PORT1
DC1R019WDH
JK500 GND
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.
+3.3V_ST
68K
R528
IC501
SSM6N15FU
001:C32
SOURCE1 DRAIN1 0
1 6
HDMI_CEC
R520
GATE1 GATE2 005:H8;005:H26;005:H17;005:R8;005:AM11
2 5
DRAIN2 SOURCE2
3 4
C503
0.1uF
16V
GND
GND
OPT
VARISTORS(VR500/501/502/503/504/505/506/507) on lines-HPD1/2/3/4 are all options
in case HDMI Switch doesn't support 'ESD protection'
5V_HDMI_2
5V_HDMI_1
R533
R545
R535
R534 R547
R546
47K 47K 47K 47K
DDC_SDA_1
DDC_SCL_1
5V_HDMI_4
5V_HDMI_3
R536
R558
R538
R537
47K
R559 R561
47K
47K
47K
DDC_SDA_3
DDC_SCL_3
+1.8V_HDMI +3.3V_HDMI
+1.8V_AMP +3.3V
L500 L501
CB3216PA501E BLM18PG121SN1D
C530 C504
0.1uF 0.1uF
+3.3V_ST
001:AU28;005:AI18;005:AK27
5V_HDMI_4 R1507
R519
47K
0 005:AI20
OPT
HPD4
JACK_GND R521
1K
20
OPT
19 R1506
HPD 1K
OPT
18
C505
+5V_POWER
0.1uF
17 JP506
16V 005:AH20;005:AM25
DDC/CEC_GND R524 0
JP507
16
SDA 005:AH20;005:AM25
15
SCL R523 0
005:H8;005:H26;005:H17;005:L27;005:AM11
14
NC R525
0
13
CEC 0 R594 005:AH20
12
CLK-
11
CLK_SHIELD 0 R593 005:AH20
10
005:AG20
CLK+ 0 R595
9
DATA0-
8
0 R596
DATA0_SHIELD
7
DATA0+ 0 R597
6
DATA1-
5
DATA1_SHIELD 0 R598
4
DATA1+ 0 R599
3
DATA2-
2
005:AF20
DATA2_SHIELD 0 R526
1
DATA2+
KJA-ET-0-0032
JK503
SIDE_HDMI_PORT4
GND
LEE GI YOUNG
CEC_REMOTE
+3.3V_HDMI
DDC_SDA_2
DDC_SCL_2
R542
2K
R541
2K
DDC_SDA_4
DDC_SCL_4
5V_HDMI_1
C509
0.1uF
16V
HPD1
DDC_SDA_1
DDC_SCL_1
CK-_HDMI1
CK+_HDMI1
D0-_HDMI1
D0+_HDMI1
D1-_HDMI1
D1+_HDMI1
D2-_HDMI1
D2+_HDMI1
+5V_ST
For Only TDA9996 ES3
C507
0.1uF
DDC_SDA_4 +1.8V_HDMI
DDC_SCL_4
C506
CEC_REMOTE
0.1uF
16V
CK-_HDMI4
CK+_HDMI4
D0-_HDMI4
005:AG20
D0+_HDMI4
005:AG20
D1-_HDMI4
005:AF20
D1+_HDMI4
005:AF20
D2-_HDMI4
D2+_HDMI4
+3.3V_HDMI
R544
0
VSS_1
1
OUT_C+
2
OUT_C-
3
VDDO[3V3]
4
OUT_DDC_CLK
5
OUT_DDC_DAT
6
VSS_2
7
VDDC[1V8]_1
8 IC502
RXA_HPD
9
RXA_5V
10
TDA9996HL
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
NC
25
R543
0
C508 C510
0.1uF
0.1uF
16V 16V
5V_HDMI_3
C512
0.1uF
16V
R549
Net Labels changed for HDMI3
Mstar(JUPITER)
HDMI
C525
0.1uF
C526
0.1uF
C527
0.1uF
C528
0.1uF
5V_HDMI_4
C518
0.1uF
16V
+1.8V_HDMI
C529
C524
C522
0.1uF
0.1uF
0.1uF
16V
16V 16V
5V_HDMI_2
VDDH[1V8]_2
75
R556 C523
R12K
74 0.1uF
VSS_9 12K
73 16V
RXC_D2+
72 D2+_HDMI2
RXC_D2-
71
D2-_HDMI2
VDDH[3V3]_6
70
RXC_D1+
69
D1+_HDMI2
RXC_D1-
68
D1-_HDMI2
VSS_8
67
RXC_D0+
66
D0+_HDMI2
RXC_D0-
65 D0-_HDMI2
VDDH[3V3]_5
64
RXC_C+
63
CK+_HDMI2
RXC_C-
62
CK-_HDMI2
RXC_DDC_CLK
61
DDC_SCL_2
RXC_DDCC_DAT
60
DDC_SDA_2
RXC_5V
59
RXC_HPD
58
HPD2
CEC R557
57
CEC_REMOTE
VSS_7 0
56
VDDS[3V3]
55
CDEC_STBY
54 Net Labels changed for HDMI2
INT/HP_CTRL R560 0
53
XTAL_OUT
52 OPT
XTAL_IN
51
0
R555
OPT
C519 C520
0.1uF 0.1uF
16V 16V
+3.3V_HDMI
R552
4.7K
OPT
R553
OPT
R554
OPT
08.11.19
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