LG 55LH80YD-AB Service Manual page 48

A B
HDMI TX
1
D3.3V_2
L800 CIC21J601 TP809
C800 C802 C804 C806 C808 C811 C813
0.1uF 10uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
16V 6.3V 16V 16V 16V 16V 16V
R803
4.7K
HDMI_TX_VIDEO_DE TP801
008:G3
HDMI_TX_VIDEO_HSYNC TP802
008:G3
HDMI_TX_VIDEO_VSYNC TP803
008:G3
SPDIF_OUT R800 0 TP804
005:G6;001:E3
OPT
AUDIO_MASTER_CLK
001:E4
TP805
TP806
TP807
MS_LRCH
001:E4
MS_LRCK
001:E4
2
MS_SCK
001:E4
C801 C803 C805 C807 C810 C812
IOVCC33_1
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 10uF
16V 16V 16V 16V 16V 6.3V
D3.3V_2
R801 R804
4.7K 4.7K
OPT
HDMI_TX_INT TP808
001:F5
HDMI_TX_RESETb TP800
008:C3;001:F5
R802 R805
4.7K 4.7K
OPT
D1.8V_1
L801 CIC21J601
3
C809 C814 C815
0.1uF 10uF 0.1uF
16V 6.3V 16V
D1.8V_1
L802 CIC21J601
4
5
6
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 ⓒ 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
C
HDMI_TX_VIDEO_G[0]
HDMI_TX_VIDEO_G[1]
HDMI_TX_VIDEO_G[2]
HDMI_TX_VIDEO_G[3]
HDMI_TX_VIDEO_G[4]
DE D19 HDMI_TX_VIDEO_G[5]
1 75
HSYBC D20
74 HDMI_TX_VIDEO_G[6]
2
VSYNC D21 HDMI_TX_VIDEO_G[7]
3 73
SPDIF D22
4 72 HDMI_TX_VIDEO_G[8]
MCLK D23 HDMI_TX_VIDEO_G[9]
5 71
SD3 D24
6 70
SD2 D25
7 69
SD1 D26
8 IC800 68 HDMI_TX_VIDEO_R[0]
SD0 D27 HDMI_TX_VIDEO_R[1]
9 67
WS IOVCC33_3
10 66
SIL9134CTU
SCK GND_3
11 65
CVCC18_1 CVCC18_3
12 64
GND_1 D28 HDMI_TX_VIDEO_R[2]
13 63
D29
14 62 HDMI_TX_VIDEO_R[3]
DCLK D30 HDMI_TX_VIDEO_R[4]
15 61
DR0 D31
16 60 HDMI_TX_VIDEO_R[5]
DL0 D32 HDMI_TX_VIDEO_R[6]
17 59
DR1 D33
18 58 HDMI_TX_VIDEO_R[7]
DL1 D34
HDMI_TX_VIDEO_R[8]
19 57
DR2 D35
20 56 HDMI_TX_VIDEO_R[9]
DL2 CVCC18_2
21 55
DR3 EAN39308101 GND_2
22 54
DL3 IOVCC33_2
23 53
INT TMODE
24 52
RESET# HPD
25 51 TP817
L804
CIC21J601
TP813
TP810 TP814
C816 C821 C824
0.1uF 0.1uF 0.1uF
16V 16V 16V
R806
18
R808 22
R807
R809 22
680
D3.3V_2
TP811
C817
R812 47K
0.1uF
R813 47K
16V
TP812 R814 1K OPT
R815 1K
C818 C819 C820 C822 C825
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
16V 16V 16V 16V 16V
D5.0V_1
L803
CIC21J601
C823 C826
0.1uF 0.1uF
16V 16V
TP815 R816 1.8K
R817 1.5K
HDMI_TX_SEL TP816
009:H6;001:F5
R818 0
OPT
D E
HDMI_TX_VIDEO_CLK
008:G6
HDMI_TX_VIDEO_B[0-9]
008:G5
HDMI_TX_VIDEO_G[0-9]
008:G5
D1.8V_1
L805
CIC21J601
C828
0.1uF
16V
HDMI_TX_VIDEO_R[0-9]
008:G5
R820 0 OPT HDMI_TX_HPD
009:F5
R821 0 HDMI_TX_HPD1
009:F5;009:F2
R819
4.7K
D5.0V_1
D801
ENKMC2838-T112
A1
C D1.8V_1
A2 L806
CIC21J601
C827 C829
10uF 0.1uF
6.3V 16V
SDA_HDMI
001:G8
SCL_HDMI
001:G8
HDMI_TX_DDC_SDA
009:H5
HDMI_TX_DDC_SCL
009:F5
I2C ADDRESS Select
HIGH - 0x76 / 0x7E D3.3V_3
LOW - 0x72 / 0x7A
L810 CIC21J601
IC1201
PI3HDMI1210-ABEX
VDD33_1 D0+A
HDMI_TX_TMDS_TXA2P
1 48
009:F1
CP_1 D0-A
HDMI_TX_TMDS_TXA2N
2 47
009:F1
DO+ D1+A
3 46 HDMI_TX_TMDS_TXA1P
009:F1
D0- D1-A
4 45 HDMI_TX_TMDS_TXA1N
009:F1
D1+ D2+A
HDMI_TX_TMDS_TXA0P
5 44
009:F2
D1- D2-A
HDMI_TX_TMDS_TXA0N
6 43
009:F2
VDD33_2 D3+A
7 42 HDMI_TX_TMDS_TXACP
009:F2
SEL D3-A
HDMI_TX_TMDS_TXACN
8 41
009:F2
D2+ VDD33_5
9 40
D2- D0+B
10 39 HDMI_TX_TMDS_TXB2P
009:F3
D3+ D0-B
11 38 HDMI_TX_TMDS_TXB2N
009:F3
D3- D1+B
HDMI_TX_TMDS_TXB1P
12 37
009:F3
CP_2 D1-B
HDMI_TX_TMDS_TXB1N
13 36
009:F3
VDD33_3 D2+B
14 35 HDMI_TX_TMDS_TXB0P
009:F3
GND_1 D2-B
HDMI_TX_TMDS_TXB0N
15 34
009:F4
CP_3 D3+B
HDMI_TX_TMDS_TXBCP
16 33
009:F4
GND_2 D3-B
17 32 HDMI_TX_TMDS_TXBCN
009:F4
A0 VDD33_4
18 31
GND_3 GND_5
19 30
A1 0B1
20 29
IN 0B2
21 28
VDD50 1B1
22 27
EN 1B2
23 26
CP_4 GND_4
24 25
D3.3V_2
EAX60902801(1)_AUS_JUNO_AVBOX_Main
F G
TO
HDMI MONITOR OUT
HDMI_TX_TMDS_TXA2P
009:E4
HDMI_TX_TMDS_TXA2N
009:E4
HDMI_TX_TMDS_TXA1P
009:E4
HDMI_TX_TMDS_TXA1N
009:E4
HDMI_TX_TMDS_TXA0P
009:E4
D5.0V_1
HDMI_TX_TMDS_TXA0N
009:E4
HDMI_TX_TMDS_TXACP
009:E5
L807 CIC21J601
HDMI_TX_TMDS_TXACN
009:E5
HDMI_CEC_TX R824 0
003:F3;009:F4
R825 2.7K
HDMI_TX_SCL R826 0
009:H5
R827 2.7K
HDMI_TX_SDA R828 0
009:H5
HDMI_TX_HPD1 R829 0
009:E3;009:F5
TO
WIRELESS TX BOARD
HDMI_TX_TMDS_TXB2P
009:E5
HDMI_TX_TMDS_TXB2N
009:E5
HDMI_TX_TMDS_TXB1P
009:E5
HDMI_TX_TMDS_TXB1N
009:E5
HDMI_TX_TMDS_TXB0P
009:E5
HDMI_TX_TMDS_TXB0N
009:E5
HDMI_TX_TMDS_TXBCP
009:E5
HDMI_TX_TMDS_TXBCN
009:E5
HDMI_CEC_TX R830 0 OPT
003:F3;009:F2
WIHD_PWR_MNT R834 0
003:C2
SCL_WIHD R831 0 OPT
007:G4;009:F5;001:G8
SDA_WIHD R832 0 OPT
007:G5;009:H5;001:G8
D5.0V_1
L808 CIC21J601
HDMI_TX_HPD2 R833 0 OPT
009:F5
I2C Switching
IC802
MC14053BDR2G
Y1 VDD
HDMI_TX_DDC_SCL
1 16
009:E4
Y0 Y
SCL_WIHD
2 15
007:G4;009:F4;001:G8
Z1 X
HDMI_TX_HPD2 R822 0
3 14
009:F4
Z X1
HDMI_TX_HPD 4 13
009:E3
Z0 X0
HDMI_TX_HPD1 R823 0 5 12
009:E3;009:F2
INH A
6 11
VEE B
7 10
VSS C
8 9
H
J800
YKF45-7059V
D2+
1
D2_GND
2
D2-
3
D1+
4
D1_GND
5
D1-
6
D0+
7
D0_GND
8
D0-
9
CK+
10
CK_GND
11
CK-
12
CE_REMOTE
13
VR800 AVRL161A1R1NT NC
14
VR801 AVRL161A1R1NT
DDC_CLK
15
VR802 AVRL161A1R1NT
DDC_DATA
16
GND
17
+5V
18
HP_DET
19
C832 R839 20
0.1uF 15K
16V
GND
VR803 AVRL161A1R1NT
P800
YKF45-7058V
D2+
1
D2_GND
2
D2-
3
D1+
4
D1_GND
5
D1-
6
D0+
7
D0_GND
8
D0-
9
CK+
10
CK_GND
11
CK-
12
CE_REMOTE
13
NC
14
R837 47K
DDC_CLK
15
R838 47K
DDC_DATA
16
GND
17
+5V
18
HP_DET
19
20
C833 R840
0.1uF 15K
20
16V
P5.0V_ST
L809
C831
C830 CIC21J601
47uF 0.1uF
16V 16V HDMI_TX_SCL
009:F2
HDMI_TX_SDA
009:F2
HDMI_TX_DDC_SDA
009:E4
SDA_WIHD
007:G5;009:F4;001:G8
R836 2.7K
TP818 HDMI_TX_DDC_SEL
001:F5
R835 0 HDMI_TX_SEL
009:C6;001:F5
JUNO-BOX 090209
HDMI TX 9 10
LGE Internal Use Only