LG 55WT30MS Service Manual page 41

DP IN
JK1
3VD51203-L7JJ-9H
1 ML_LANE_3- D1
1
RCLAMP0544T.TCT
2 GND0
2
6.5VTO11.0V
1 8
3 ML_LANE_3+
3
4 2 7
ML_LANE_2-
4
3 6
5 GND1
5
6 4 5
ML_LANE_2+
6
7 ML_LANE_1-
7
9
8 GND2
8
9 ML_LANE_1+
9
10
ML_LANE_0-
10
11 GND3
11
12 ML_LANE_0+
12
13 CA_DET
13
14 DVI_DET/CEC
14
D2
15 AUX_CH+ RCLAMP0544T.TCT
15
6.5VTO11.0V
1
16 GND4 JP1
16
2
17 JP2
AUX_CH- 3
17
4
18 HOT_PLUG
18
9
19 +3.5V_ST
RETURN JP3
19
20 DP_PWR[3.3V] L4
20
BLM18SG121TN1D
21
C21 C22
SHIELD 4.7uF 0.1uF
10V 16V
MAX. 615mW
+3.5V_ST +3.5V_ST_DVDD
BLM18SG121TN1D
CAP
C23 C24
R182 2.2uF 2.2uF
R184
16V 16V
470K 100K
POWER_PS171
BLM18SG121TN1D
CAP
C25 C26
2.2uF 2.2uF
16V 16V
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 ⓒ 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
D3
RCLAMP0544T.TCT
6.5VTO11.0V
C44 0.1uF
C45 0.1uF
C46 0.1uF
C47 0.1uF
1 8
C48 0.1uF
2 7
C49 0.1uF
3 6
C50 0.1uF
4 5
C51 0.1uF
9
DP_VDD33
8
7 R200 10K
AUXDCP
6 R203 10K
AUXDCN
R190
5
C33 0.1uF
1K DP_HPD
AUXP
C34 0.1uF
AUXN
DP_VDD33
L6
MAX. 7mA
CAP
C27 C28 C29 C31
10uF 0.1uF 0.1uF 0.01uF
IC8
AZ1117H-1.2TRE1
L5 L7
MAX. 468mA
BLM18SG121TN1D
IN OUT
3 2
1
R198
C35 C38 C41 C53
ADJ/GND 1
10uF 0.01uF 0.1uF 0.01uF
C30 C32
22uF 1uF
16V 25V
DP_VDDA12
L8
BLM18SG121TN1D
C36 C39 C42
0.01uF 0.1uF
10uF
L9
BLM18SG121TN1D
C37 C40 C43 C52
10uF 0.1uF 0.01uF 0.1uF 0.01uF
+3.5V_ST
2Mbit
IC9
W25X20BVSNIG
READY
R253 R259
4.7K
4.7K
CS
1
IR0MS
DO
2
IR0MQ
WP
3
IR0MW
R613
10K GND
4
* FIRMWARE FOR PS171
DPX3N
DPX3P
DPX2N
READY
DPX2P
R332
1M
DPX1N
X2
27MHz
DPX1P
DPX0N
C60 C61
DPX0P 27pF 27pF
50V 50V
DP_VDDRX12
NC_1
1
DRX0P THERMAL
2
DPX0P
DRX0N 57
3
DPX0N
VDDRX_1
4
DRX1P
5
DPX1P
DRX1N
6
DPX1N
GND_1
7
R331 0 RST
8
RST_PS171
PD
9
PD_PS171
DRX2P
10
DPX2P
DRX2N
11
DPX2N
VDDRX_2
12
DRX3P
13
DPX3P
DRX3N
14
DPX3N
DP_VDD12
C54 C56 C57 C58
0.1uF 0.01uF 0.1uF 0.01uF
DP_VDDRX12
C55 0.1uF
AT24C02C-SSHM-T
A0
1
IC11
A1
2
A2
+3.5V_ST 3
GND
4
D4
RB160M-40
40V
VCC
8
C59
0.1uF
HOLD 50V
R329
7
4.7K
CLK
6
IR0MC
DIO
5
IR0MD
R330
4.7K
R342
4.99K
1%
DP_VDD33
DP_VDD12
AUXDCN
42
AUXDCN
DDC_SCL
41 R348 0
HDMI_SCL0
DDC_SDA
40 R349 0
HDMI_SDA0
VDD33_1
39
TO SII9489A
HDMI_D2P
38
R3X2P
HDMI_D2N
IC10 37 R3X2N
VDD12_3
PS171 36
HDMI_D1P
35
R3X1P
HDMI_D1N
34 R3X1N
HDMI_D0P
33
R3X0P
HDMI_D0N
32
R3X0N
TESTMODE
31
HDMI_CLKP
30
R3XCP
HDMI_CLKN
29 R3XCN
+3.5V_ST_DVDD
PS171 Power Consumption(Max condition)
+3.5V_ST_DVDD
1080p@60Hz 3D format 2.97Gbps
Q6
2N7002K Standby Power Consumption
DP_SCL
Power Down Power Consumption
Q5
2N7002K
DP_SDA
+3.5V_ST
C62
DP_MP
R350
VCC 0
8
R344
WP
0
EDID_WP
7
R345
SCL 33
6 HDMI_SCL0
R346
SDA 33
5
HDMI_SDA0
DP_MP
R351
0
Debug
MP
DP_VDD33 DP_VDD33
READY
R352 R358
10K 10K
IR0MD PD_PS171
IROMD:Firmware Initial Address
0:Start from Bank 3
1:Start from Bank 7
DP_VDD33
R354
1.5K
HDMI_SCL0
R355
1.5K
HDMI_SDA0
DP_VDD33 DP_VDD33
READY READY
R353 R356
10K 10K
RST_PS171 GPIO0
READY
C73
R357
1uF 10K
10V
615 mW
73 mW
5 mW
For Firmware update
DP_DEBUG
P3
12507WS-06L
1
2
DP_DEBUG
SDA
SW2
3
JS2235S
SCL
4
5
6
7
* BOM OPTIONs
DP_DEBUG
DP_MP
EAX65328801 13/02/20
DP
LGE Internal Use Only