LG Electronics 32LS679C-ZC service manual Usb Side, USB1DIODES, USB2DIODES, LGE Internal Use Only

USB (SIDE)

JK1450-*1

USB_1_32LS3500

LG		1
345-ZC-H-	USB DOWN	2
3AU04S-	STREAM	4 3
		5

USB1_DIODES

EAN61849601

L1451-*1

IC1450

AP2191DSG

MLB-201209-0120P-N2

120-ohm

NC

GND

+5V_USB

L1451

8

1

CIS21J121

OUT_2

$0.077

IN_1

7

2

OPT

OPT

C1452

R1458

C1453

2K

R1459

OUT_1

IN_2

10uF

1/8W

2K

C1451

6

3

10V

0.1uF

5%

1/8W

5%

22uF

FLG

EN

+3.3V_Normal

16V

5

4

R1455

4.7K

OPT

USB1_CTL

R1454

10K

JK1450

R1451

47

USB1_OCD

USB_1_NORMAL

ZC-305-(LG)

USBDOWN

2 1

SIDE_USB1_DM

3AU04S-

STREAM

34

SIDE_USB1_DP

5

D1451

RCLAMP0502BA

OPT

JK1451-*1

USB_2_32LS3500

-H-LG	USB	1
3AU04S-345-ZC	DOWN STREAM	4 3 2
		5

USB2_DIODES

USB_2

EAN61849601

L1450-*1

IC1451

MLB-201209-0120P-N2

AP2191DSG

120-ohm

+5V_USB

USB_2_BEAD_MAG

NC

GND

L1450

8

1

CIS21J121

OUT_2

$0.077

IN_1

USB_2_BEAD_SS

7

2

USB_2

USB_2

OPT

OPT

C1454

R1450

R1452

OUT_1

IN_2

10uF

C1455

2K

2K

6

3

10V

0.1uF

1/8W

1/8W

C1450

5%

5%

22uF

FLG

EN

+3.3V_Normal

16V

5

4

USB_2

OPT

R1457

4.7K

USB2_CTL

USB_2

R1456

10K

JK1451

R1453

47

USB2_OCD

USB_2_NORMAL

USB_2

ZC-305-(LG)

USBDOWN

2 1

SIDE_USB2_DM

3AU04S-

STREAM

34

SIDE_USB2_DP

5

D1450

RCLAMP0502BA

OPT

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.

GP4_S7LR210/08/13

USB_OCP_DIODE 7

Copyright © 2012 LG Electronics. Inc. All rights reserved.	LGE Internal Use Only
Only for training and service purposes