The P4XE-ANB Mainboard
Page 19
2.6.1 PW: Power On/Off and External Suspend Switch Connector
The Power On/Off connector has two functions. It can be the Power Switch or
Suspend Switch of your PC system. You can either choose “Delay 4 Sec” or
“Instant OFF” .
Option 1: If you choose “Delay 4 Sec.” In the BIOS CMOS Setup, the func-
tion of “PW” will be:
A. When the system power is "OFF", press this switch, the system will
power on.
B. When system power is "ON”, you can select two different modes: -
Mode 1: Press and hold the Power ON button for less than 4 seconds and then
release it. The system will be turned into Suspend mode (turned into the
GREEN mode) When the system is in the Suspend mode:
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Press the Power on button (less than 4 seconds), the system will return
to Full-ON mode.
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Press and hold the Power On Button for more than 4 seconds, the sys-
tem will be powered off.
Mode 2: Press and hold the Power ON button for more than 4 seconds, the
system will be completely powered off.
Option 2: If you choose “Instant OFF.” In the BIOS CMOS Setup, the power
switch will operate like a normal ON / OFF Power button.
2.6.2. SL: Standby LED Connector
When the AC power is “ON” the mainboard will always have a standby voltage
of +5V and the SL LED will be on. If this LED is off it means that the AC power
is “OFF” or has been disconnected.
2.6.3. HL: IDE HDD LED Connector
Any read and write activity by the HDD will turn this LED on.
2.6.4. RS: Reset Button Connector
If you connect this connector, you will be able to reset you computer by press-
ing the reset button at the front of the chassis.
Hardware Installation
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The following System Panel Buttons and LED
Connectors (2 x 4 pins) can be found at the
front of the mainboard on the left hand side.
Top View of the System Panel
and LED Connectors
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PW= Power On/Off and Sus-
pend Switch Connector
SL= Standby LED Connector
HL = HDD LED Connector
RS = Reset Button Connector
