US2: USB2.0 Connector

PIN Description PIN Description

1

VCC

2

VCC

3

DATA0-N

4

DATA1-N

5

DATA0-P

6

DATA1-P

7

GND

8

GND

1 2

VCC VCC

DATA0-NDATA1-N

DATA0-PDATA1-P

GND GND

7 8

US3: USB Connector

PIN

Description

PIN

Description 1

 

 

 

4

1

VCC

2

DATA3-P

VCC

DATA3-N

DATA3-P

GND

3

DATA3-N

4

GND

 

 

 

 

3.14 CMOS Data Clear

The HS-7238 has a Clear CMOS jumper on JP2.

JP2: Clear CMOS

Options

Settings

1

3

Normal Operation (default)

Short 1-2

 

 

Clear CMOS

Short 2-3

 

 

IMPORTANT: Before you turn on the power of your system, please set JP2 to short 1-2 for normal operation.

3.15 Power and Fan Connectors

HS-7238 provides one 20-pin and one 4-pin ATX power connectors at PW1 and PW2.

HS-7238 must use P4 power supply. One of 4-pin connectors is for +12V lead which should be connected to PW2.

20-pin ATX Power Connector can be connected to Backplane or to PW1.

PW2: 4-pin ATX Power Connector

PIN Description PIN Description

1

GND

2

GND

3

12V

4

12V

1 2

GND GND

+12V+12V

3 4

17