P4X MAINBOARD SERIES
Page 21
!""
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 sys-
tem 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. S5 LED Connector
When the AC power is “ON” the mainboard will always have a standby voltage of
+5V and the S5 LED will be on. If this LED is off it means that the AC power is
“OFF” or has been disconnected or Full on.
2.6.3. IDE HDD LED Connector
Any read and write activity by the HDD will turn this LED on.
2.6.4. Reset Button Connector
If you connect this connector, you will be able to reset you computer by pressing
the reset button at the front of the chassis.
2.7.1. Speaker Connector
Connect your chassis speaker to this five
pin connector. It allows you to hear
systems beeps and warnings sound.
2.7.2. Front Panel Power LED
The chassis Power LED connector can be
connected to the four pin connector.
When you turn your system on, this LED
will also be turned on.
2.7. Speaker and Power LED Connectors
SPEAKER
+5V DC
+5V DC
No Con-
nector
No Con-
nector
No Con-
nector
Ground
Speaker
Signal
No Con-
nector
POWER LED
PIN 1
PIN 1
Top View of the Speaker
and Power LED Connector
Hardware Installation
