Case Connector: Jfp2 - VIA Technologies P4XB-MA User Manual

Harnessing the power of ddr266 sdram for the intel pentium 4 processor
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Chapter 2

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.
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:
JFP2 Pin Definition
Pin
Description
1
*HDD_LED+
3
HDD_LED-
5
RESET-
7
RESET+
9
RSVD_DNU
* Hard disk LED pullup (330 ohm) to +5V
2-12
1
2
HDD
LED
Reset
Switch
Reserved
9 10
JFP2
Pin
Description
2
PWR_LED G
4
PWR_LED Y
6
PWR_SW+
8
PWR_SW-
10
NC
Power
LED
Power
Switch

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