The 845D-AV MAINBOARD
Ver 3.x
Page 18
Hardware Installation
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The following System Panel Buttons and LED
Connectors (2 x 3 pins) can be found at the
front of the mainboard on the left hand side.
Top View of the System Panel
and LED Connectors
%"4
PW= Power On/Off and Sus-
pend Switch Connector
HL = HDD LED Connector
RS = Reset Button Connector
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” (Please refer to the BIOS setup instructions in Chapter 3).
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
system 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. HL: HDD LED Connector
Any read and write activity by the HDD will turn this LED on.
2.6.3. 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.
