PW1: 20-pin ATX Power Connector

PIN

Description

PIN

Description

1

3.3V

11

3.3V

2

3.3V

12

-12V

3

GND

13

GND

4

+5V

14

PS_ON

5

GND

15

GND

6

+5V

16

GND

7

GND

17

GND

8

PWOK

18

-5V

9

5Vsb

19

+5V

10

+12V

20

+5V

CN7: 2-pin ATX Power On/Off Switch

 

PIN

Description

 

1 2

1Pull 220Ω to VCCSTBY

2PANSWIN

1 11

3.3V 3.3V

3.3V-12V

GND GND

+5VPS_ON

GND GND

+5VGND

GND GND

PWOK-5V

5VSB+5V

+12V +5V

10 20

FAN1 and FAN2 onboard HS-7238 are 3-pin fan power connectors.

FAN1: Fan Power Connector

PIN

Description

 

 

 

1

GND

1

 

3

2

+12V

 

GND

+12V

In FAN

3

Fan In 1

 

 

 

 

 

 

1

FAN2: Fan Power Connector

PIN

Description

 

 

1

GND

1

3

2

+12V

 

 

3Fan In 2 GND +12V FAN In2

3.16Keyboard/Mouse Connector

The HS-7238 offers one possibility for keyboard/mouse connection. The connections are done via KB1 for an external PS/2 type keyboard/mouse and CN12 for internal 6-pin keyboard/mouse connection.

18