LG 65UB930T Service Manual

USB DOWN STREAM USB DOWN STREAM
THERMAL
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.
JK4400
PC2R009NJA1.
1
VBUS
2
D-
3
D+
4
GND
5
STDA_SSRX-
6
STDA_SSRX+
7
GND_DRAIN
8
STDA_SSTX-
9
STDA_SSTX+
10
SHIELD
USB_DP3
R4412 4.7K
OPT
R4401
4.7K
C4411
0.01uF
C4402
10uF
10V
USB_DP2
D4302
RCLAMP0502BA
RCLAMP0502BA
C4413
0.1uF
JK4302
3AU04S-385-ZC-(LG).
1234
5
D4401-*1 RCLAMP0582B
RCLAMP0582B
R4406 4.7K
OPT
D4300 RCLAMP0502BA
RCLAMP0502BA
USB_DM3
R4410 4.7K
OPT
R4414 4.7K
OPT
+5V_USB_3
+3.3V_NORMAL
C4404
0.1uF
R4417 4.7K
OPT
C4401
0.1uF
16V
+5V_NORMAL
ZD4300
5V
OPT
D4401
RCLAMP0502BA
RCLAMP0502BA
D4302-*1 RCLAMP0582B
RCLAMP0582B
D4402-*1 RCLAMP0582B
RCLAMP0582B
R4400
10K
+5V_USB_1
+5V_USB_1
IC4400
BD2242G
3
EN
2
GND
4
OC
1
VIN
6
VOUT
5
ILIM
D4400
RCLAMP0502BA
RCLAMP0502BA
C4410
0.1uF
+3.3V_NORMAL
USB3_RX0P
5V
ZD4302
OPT
C4407
0.1uF
C4310
10uF
10V
USB3_DP
R4407 4.7K
OPT
JK4300
3AU04S-385-ZC-(LG).
1234
5
R4402
14K
1%
D4300-*1 RCLAMP0582B
RCLAMP0582B
C4412
0.1uF
/USB_OCD1
C4405
0.01uF
USB3_RX0M
D4402
RCLAMP0502BA
RCLAMP0502BA
R4413 4.7K
OPT
R4404 4.7K
OPT
+5V_USB_2
ZD4301
5V
OPT
R4411 4.7K
USB_DM2
+3.3V_NORMAL
+3.3V_NORMAL
R4405 4.7K
D4400-*1 RCLAMP0582B
RCLAMP0582B
+3.3V_NORMAL
USB_CTL1
C4409
0.1uF
USB3_DM
C4322
10uF
10V
R4415 4.7K
OPT
R4416 4.7K
OPT
USB3_TX0M
USB3_TX0P
+3.3V_NORMAL
+3.3V_NORMAL
C4408
1uF
C4403
1uF
C4406
1uF
C4400
1uF
SN65LVPE502A
IC4402
1
NC_1
3
VCC_1
7
DEVICE_RX2+
9
GND_1
10
DEVICE_TX1+
11
DEVICE_TX1-
12
NC_4
13
VCC_2
14
EQ1
15
DE1
16
OS1
17
EN_RXD
18
NC_5
19
HOST_RX1-
20
HOST_RX1+
21
GND_2
22
HOST_TX2-
23
HOST_TX2+
24
NC_6
5
EQ2
8
DEVICE_RX2-
6
NC_3
4
DE2
2
NC_2
25
[EP]GND
C4415
22uF
10V
OPT
C4414
22uF
10V
C4416
22uF
10V
USB JACK
BSD-14Y-UD-044-HD
2013-12-17
USB3 (2.0)
OCP USB1
MAX 1.2A
USB2 (2.0)
USB1 (3.0)
MAX 1.0A
Place under DUT Near SN65LVPE502CP PIN VCC
MAX 1.0A
USB3.0 redriver IC EQ setting
-> EQ2: Low / DE1: Low
Copyright ⓒ 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only

LG 65UB930T Specifications

General

Brand	LG
Model	65UB930T
Category	LED TV
Language	English