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LG 55UB820T Service Manual page 30

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HDMI (HDMI1 HDCP2.2 / HDMI2 ARC / HDMI4 MHL)
HDMI1 With HDCP2.2
VA3200
5V_HDMI_1
5V_DET_HDMI_1
ESD_HDMI
R3298
33
HDMI_HPD_1
BODY_SHIELD
VA3203
ESD_HDMI
AR3207
20
33
1/16W
DDC_SDA_1_R9531
19
HOT_PLUG_DETECT
DDC_SCL_1_R9531
18
VDD[+5V]
R3206
R3220
1.8K
17
3.3K
DDC/CEC_GND
VA3204
VA3207
OPT
OPT
16
SDA
15
SCL
14
RESERVED
HDMI_CEC
13
CEC
D3202
12
IP4294CZ10-TBR
TMDS_CLK-
11
TMDS_CLK_SHIELD
1
10
CK-_HDMI1_R9531
10
TMDS_CLK+
2
9
CK+_HDMI1_R9531
9
3
8
TMDS_DATA0-
OPT
8
4
7
TMDS_DATA0_SHIELD
D0-_HDMI1_R9531
7
TMDS_DATA0+
5
6
D0+_HDMI1_R9531
6
TMDS_DATA1-
D3203
5
TMDS_DATA1_SHIELD
IP4294CZ10-TBR
4
TMDS_DATA1+
1
10
3
TMDS_DATA2-
D1-_HDMI1_R9531
2
2
9
TMDS_DATA2_SHIELD
D1+_HDMI1_R9531
3
8
1
TMDS_DATA2+
OPT
4
7
D2-_HDMI1_R9531
5
6
05008WR-H19C.
D2+_HDMI1_R9531
JK3200
ESD_HDMI
VA3205
HDMI2 With ARC
VA3201
5V_HDMI_2
5V_DET_HDMI_2
ESD_HDMI
R3223
33
HDMI_HPD_2
BODY_SHIELD
VA3209
ESD_HDMI
AR3202
20
33
1/16W
DDC_SDA_2
19
HOT_PLUG_DETECT
DDC_SCL_2
18
R3207
VDD[+5V]
1.8K
R3221
17
3.3K
VA3214
DDC/CEC_GND
VA3212
OPT
OPT
16
SDA
15
SCL
14
RESERVED
VA3216
HDMI_CEC
13
ESD_HDMI
CEC
D3200
12
IP4294CZ10-TBR
TMDS_CLK-
11
TMDS_CLK_SHIELD
1
10
CK-_HDMI2_JACK
10
2
9
TMDS_CLK+
CK+_HDMI2_JACK
9
TMDS_DATA0-
3
8
OPT
8
TMDS_DATA0_SHIELD
4
7
D0-_HDMI2_JACK
7
TMDS_DATA0+
5
6
D0+_HDMI2_JACK
6
TMDS_DATA1-
D3201
5
TMDS_DATA1_SHIELD
IP4294CZ10-TBR
4
TMDS_DATA1+
1
10
3
TMDS_DATA2-
D1-_HDMI2_JACK
2
9
2
D1+_HDMI2_JACK
TMDS_DATA2_SHIELD
3
8
1
TMDS_DATA2+
OPT
4
7
D2-_HDMI2_JACK
5
6
05008WR-H19C.
D2+_HDMI2_JACK
JK3201
ESD_HDMI
VA3206
VA3202
5V_HDMI_3
5V_DET_HDMI_3
ESD_HDMI
R3225
33
HDMI_HPD_3_MHL
BODY_SHIELD
VA3211
ESD_HDMI
AR3204
20
33
1/16W
DDC_SDA_MHL
19
HOT_PLUG_DETECT
DDC_SCL_MHL
18
VDD[+5V]
R3216
R3222
1.8K
17
3.3K
VA3215
DDC/CEC_GND
VA3213
OPT
OPT
16
SDA
15
SCL
14
RESERVED
HDMI_CEC
13
D3204
CEC
12
IP4294CZ10-TBR
TMDS_CLK-
11
TMDS_CLK_SHIELD
1
10
CK-_HDMI3_JACK
10
TMDS_CLK+
2
9
CK+_HDMI3_JACK
9
3
8
TMDS_DATA0-
OPT
8
TMDS_DATA0_SHIELD
4
7
7
D0-_HDMI3_JACK
TMDS_DATA0+
5
6
D0+_HDMI3_JACK
6
TMDS_DATA1-
D3205
5
TMDS_DATA1_SHIELD
IP4294CZ10-TBR
4
TMDS_DATA1+
3
1
10
TMDS_DATA2-
D1-_HDMI3_JACK
2
9
2
TMDS_DATA2_SHIELD
D1+_HDMI3_JACK
3
8
1
TMDS_DATA2+
OPT
4
7
D2-_HDMI3_JACK
5
6
05008WR-H19C.
D2+_HDMI3_JACK
JK3202
ESD_HDMI
VA3208
THE
SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE
SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2014 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
S3200
RAC33437501
S3201
RAC33437501
S3202
RAC33437501
S3203
RAC33437501
S3204
RAC33437501
Solder Preform
Attach at R9531 thermal pad
R3204
SCLK_GPIO9
33
1
SPI_CK_R9531
GPIO5
2
SD0_IN_SPDIF0_IN
3
GPIO6
4
RSVDL_1
5
R0XC-
6
CK-_HDMI1_R9531
R3257 5.1
R0XC+
7
CK+_HDMI1_R9531
R3263 5.1
R0X0-
8
D0-_HDMI1_R9531
R3264 5.1
R0X0+
9
D0+_HDMI1_R9531
R3273 5.1
R0X1-
10
D1-_HDMI1_R9531
R3274 5.1
R0X1+
11
D1+_HDMI1_R9531
R3276 5.1
R0X2-
12
D2-_HDMI1_R9531
R3277 5.1
R0X2+
13
D2+_HDMI1_R9531
R3299 5.1
CVDD10_1
14
CVDD10_R9531
AVDD10_1
15
DVDD10_R9531
AVDD33_1
16
AVDD33_R9531
RSVDNC_1
17
RSVDNC_2
18
RSVDNC_3
19
RSVDNC_4
20
RSVDNC_5
21
RSVDNC_6
22
RSVDNC_7
23
RSVDNC_8
24
RSVDNC_9
25
R9531_RESET
+3.3V_NORMAL
S
Q3202
SI1012CR-T1-GE3
5V_HDMI_2
G
D
C3201
HDMI_ARC
1uF
10V
OPT
C3202
0.1uF
16V
ARC
HDMI_3.3V
L3202
BLM18PG121SN1D
+1.0V_R9531
C3203
10uF
10V
HDMI3 With MHL
+3.5V_ST
SI1012CR-T1-GE3
E
R3235
MMBT3906(NXP)
10K
Q3205
B
C
C
R3228
1K
B
MHL_DET
1/16W
Q3201
C3200
5%
MMBT3904(NXP) E
(CD_SENCE)
0.1uF
16V
OPT
DVDD10_R9531
R3297
120K
SPI_CS_R9531
AR3208
X3201
SPI_DO_R9531
27MHz
33
X-TAL_1
R9531_XTAL_IN
1
4
GND_1
2
3
C3267
CVDD10_R9531
DVDD10_R9531
AVDD33_R9531
18pF
50V
XTALGND
75
XTALIN
74
THERMAL
R9531_XTAL_IN
XTALOUT
101
73
R9531_XTAL_OUT
XTALVCC33
72
XTAL_VCC33_R9531
APLL10
71
APLL10_R9531
RSVD_9
+5V_NORMAL
70
TX_HPD0
4.7K
R3284
69
TX_DSCL0
IC3202
4.7K
R3285
68
TX_DSDA0
1.8K
R3293
67
RSVDNC_27
1.8K
R3296
66
R9531AN
OPT
RSVDNC_26
R3912
0
65
RSVD_8
R3913
0
64
OPT
RSVD_7
4.7K
R3286
63
RSVD_6
4.7K
R3287
62
RSVDNC_25
61
AVDD33_R9531
RSVD_5
60
RSVD_4
4.7K
R3288
59
RSVD_3
4.7K
R3290
58
RSVDNC_24
57
RSVD_2
56
RSVD_1
4.7K
R3291
55
CSDA
4.7K
R3292
54
I2C_SDA6
CSCL
33
R3236
53
I2C_SCL6
RSVDL_2
33
R3237
52
+5V_NORMAL
SBVCC5V
51
C3273
C3274
10uF
0.1uF
10V
16V
PWRMUX_OUT
C3276
C3277
10uF
0.1uF
10V
16V
PWRMUX_OUT
CVDD10_R9531
DVDD10_R9531
AVDD33_R9531
R3252
10K
R3254
10
5V_HDMI_1
C3275
R3253
5.1K
1uF
Current Limit
3.3V_Sil9617
+5V_NORMAL
5V_MHL
5V_MHL
TPS2553DBV
L3208
BLM18PG121SN1D
IN
1
C3218
C3249
ZD3200
C3236
C3219
0.1uF
5V
0.1uF
0.1uF
22uF
16V
OPT
GND
16V
2
10V
16V
EN
MHL_DET
3
R3294
3.3V_Sil9617
10K
C3209
C3210
C3211
0.1uF
0.1uF
0.1uF
16V
16V
16V
AVDD10_1
R0X2P
1
57
D2+_HDMI2_JACK
RSVD_1
R0X2N
2
56
THERMAL
D2-_HDMI2_JACK
RSVD_2
R0X1P
3
77
55
D1+_HDMI2_JACK
RSVD_3
R0X1N
4
54
D1-_HDMI2_JACK
RSVD_4
5
53
R0X0P
R3255 5.1
RSVD_5
R0X0N
6
52
RSVD_6
R0XCP
R3256 5.1
7
51
CK+_HDMI2_JACK
RSVD_7
R0XCN
8
50
CK-_HDMI2_JACK
RSVD_8
VDD10_2
9
49
PWRMUX_OUT_SIL9617
VDD10_1
IC3206
ARC
10
48
R3227
10K
TAVDD10
11
SIL9617
47
SPDIF_IN
TX2P
12
46
CSCL
D2+_HDMI_TX_MHL
I2C_SCL8
TX2N
CSDA
R3238 33
D2-_HDMI_TX_MHL
13
45
I2C_SDA8
TX1P
PWRMUX_OUT
R3239 33
D1+_HDMI_TX_MHL
14
44
TX1N
SBVCC5
D1-_HDMI_TX_MHL
15
43
TX0P
R0PWR5V
D0+_HDMI_TX_MHL
16
42
TX0N
CBUS_HPD0
17
41
D0-_HDMI_TX_MHL
HDMI_HPD_2
TXCP
18
40
DSCL0
CK+_HDMI_TX_MHL
DDC_SCL_2
TXCN
DSDA0
CK-_HDMI_TX_MHL
19
39
DDC_SDA_2
R3320
10
C3315
R3321
1uF
5.1K
10V
SIL9617_INT
+5V_NORMAL
+3.3V_NORMAL
PWRMUX_OUT_SIL9617
S
Q3203
G
R3224
R3226
R3229
R3246
47K
47K
47K
47K
D
+3.3V_NORMAL
R9531 +1.0V
else : Max 0.7A
POWER_ON/OFF2_4
+1.0V_R9531
+3.3V_NORMAL
IC3204
AP2132MP-2.5TRG1
[EP]
1
8
R2
R3279
PG
GND
OPT
10K
2
7
R1
C3243
EN
ADJ
0.1uF
3
6
VIN
VOUT
C3240
2A
0.1uF
4
5
+5V_NORMAL
16V
VCTRL
NC
GND_2
C3262
EAN61387601
10uF
X-TAL_2
10V
R9531_XTAL_OUT
C3241
C3270
1uF
18pF
50V
Vout=0.6*(1+R1/R2)
+1.0V_R9531
CVDD10_R9531
L3210
BLM18PG121SN1D
C3246
C3279
C3284
C3289
10uF
10uF
0.1uF
0.1uF
10V
10V
16V
16V
APLL10_R9531
L3207
BLM18PG121SN1D
C3244
C3282
10uF
0.1uF
10V
16V
DVDD10_R9531
DDC_SDA_1
L3211
BLM18PG121SN1D
DDC_SCL_1
C3257
C3278
C3280
C3288
C3245
C3266
10uF
2.2uF
0.1uF
0.1uF
0.1uF
0.1uF
10V
10V
16V
16V
16V
16V
HDMI_3.3V
AVDD33_R9531
L3215
BLM18PG121SN1D
C3292
C3294
C3298
C3299
C3271
10uF
10uF
0.1uF
0.1uF
0.1uF
10V
10V
16V
16V
16V
XTAL_VCC33_R9531
L3213
BLM18PG121SN1D
C3290
C3293
10uF
0.1uF
10V
16V
3.3V Power Separation
+3.3V_NORMAL
+5V_NORMAL
HDMI_3.3V
AO3438
Q3204
C3268
C3269
C3235
100uF
22uF
10uF
6.3V
10V
10V
5V_HDMI_3
R3914
IC3207
BLM31PG500SN1
50-ohm
D3211
OUT
6
30V
From HDMI2&3_SIL9617
C3242
1%
OPT
ILIM
R3289
5
10uF
100K
20K
10V
D2+_HDMI_TX_MHL
R3295
FAULT
D2-_HDMI_TX_MHL
4
/MHL_OCP
D1+_HDMI_TX_MHL
D1-_HDMI_TX_MHL
D0+_HDMI_TX_MHL
D0-_HDMI_TX_MHL
CK+_HDMI_TX_MHL
/MHL_OCP
TP3203
CK-_HDMI_TX_MHL
D0+_HDMI2_JACK
D0-_HDMI2_JACK
TI 2:1 Mux
C3213
10uF
5V_HDMI_2
TS3DV642A0RUAR
+5V_NORMAL
R3249
10
R3251
10
From HDMI2&3_SIL9617
C3220
R3250
D2+_HDMI_TX_MHL
1uF
5.1K
10V
D2-_HDMI_TX_MHL
D1+_HDMI_TX_MHL
D1-_HDMI_TX_MHL
D0+_HDMI_TX_MHL
D0-_HDMI_TX_MHL
CK+_HDMI_TX_MHL
5V_HDMI_3
CK-_HDMI_TX_MHL
D2+_HDMI_TX_R9531
D2-_HDMI_TX_R9531
D1+_HDMI_TX_R9531
D1-_HDMI_TX_R9531
D0+_HDMI_TX_R9531
D0-_HDMI_TX_R9531
CK+_HDMI_TX_R9531
CK-_HDMI_TX_R9531
From HDMI1_R9531AN
SPI FLASH (2MBit)
+3.3V_NORMAL
IC3203
W25X20CLSNIG
C3239
0.1uF
CS
VCC
1
8
SPI_CS_R9531
R3275
C3281
33
DO[IO1]
HOLD
2
7
SPI_DO_R9531
0.1uF
WP
CLK
3
6
R9531_FLASH_WP
SPI_CK_R9531
ZD3202
2.5V
GND
DIO[IO0]
OPT
4
5
SPI_DI_R9531
DDC pull-up
+5V_NORMAL
5V_HDMI_2
+5V_NORMAL
+5V_NORMAL
+3.5V_ST
5V_HDMI_1
5V_HDMI_3
MMBD6100
MMBD6100
MMBD6100
MMBD6100
D3218
D3208
D3209
D3210
DDC_SDA_1_R9531
DDC_SDA_2
DDC_SCL_MHL
DDC_SCL_1_R9531
DDC_SDA_MHL
DDC_SCL_2
DDC_SDA_MHL
+3.3V_MUX
DDC_SCL_MHL
DDC_SCL_1
DDC_SDA_1
C3301
C3300
+3.3V_MUX
10uF
0.1uF
+3.3V_MUX
+3.3V_NORMAL
16V
10V
IC3302
L13413
BLM18PG121SN1D
+3.3V_NORMAL
MUX_EN
C3314
R3300 0
OPT
OPT
22uF
D0+A
VCC
38
1
R3502
R3503
10V
10K
10K
D0-A
EN
37
2
OPT
R3500
33
D1+A
SCL
36
3
RXBSCL_URSA9
OPT
R3501
33
D1-A
SDA
35
4
RXBSDA_URSA9
D2+A
D0+
34
5
HDMI_RX2+_URSA9_0_RP
D2-A
D0-
33
6
HDMI OUTPUT_0 DDC to URSA9
HDMI_RX2-_URSA9_0_RP
D3+A
D1+
32
7
HDMI_RX1+_URSA9_0_RP
D3-A
D1-
31
8
HDMI_RX1-_URSA9_0_RP
NC_2
NC_1
30
9
HDMI_RX0+_URSA9_0_RP
D0+B
D2+
HDMI_RX0-_URSA9_0_RP
29
10
HDMI_CLK+_URSA9_0_RP
D0-B
D2-
28
11
HDMI_CLK-_URSA9_0_RP
B1+B
D3+
27
12
+3.3V_NORMAL
B1-B
D3-
26
13
D2+B
HPD
25
14
D2-B
CEC
24
15
D3+B
SEL1
23
16
D3-B
SEL2
22
17
HDMI_MUX_SEL
SEL2(LM14_GPIO116)
Function
Low
CH A (HDMI2&3_SIL9617) enable
High
CH B (HDMI1_R9531AN) enable
UB83
2013-10-28
HDMI JACK
07
LGE Internal Use Only

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