VIA Technologies P4XB-MA Manuel d'utilisateur télécharger pdf (Page 25)

Chapter 2

2-12

Power Switch

Connect to a 2-pin push button switch.

Reset Switch

Reset switch is used to reboot the system rather than turning the power ON/

OFF. Avoid rebooting while the HDD is working. You can connect the Reset

switch from the system case to this pin.

Power LED

The Power LED is lit while the system power is on. There are two types of LEDs

you can connect from the system case to the pin:

Case Connector: JFP2

The case connector JFP2 allows you to connect to the the Power Switch,

Reset Switch, Power LED and HDD LED on the case.

Pin Description Pin Description

1 *HDD_LED+ 2 PWR_LED G

3 HDD_LED- 4 PWR_LED Y

5 RESET- 6 PWR_SW+

7 RESET+ 8 PWR_SW-

9 RSVD_DNU 10 NC

JFP2 Pin Definition

* Hard disk LED pullup (330 ohm) to +5V

JFP2

Power

Switch

Power

LED

Reset

Switch

HDD

LED

9 10

Reserved

1 2 ... 20 21 22 23 24 25 26 27 28 29 30 ... 79 80

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VIA Technologies P4XB-MA Manuel d'utilisateur Page 25