Asus A7N266 Computer Hardware User Manual


 
44 ASUS A7N266 Users Manual
3. HARDWARE SETUP
Connectors
3. H/W SETUP
25) System Power LED Lead (3-1 pin PWR.LED)
This 3-1 pin connector connects to the system power LED. The LED lights up
when you turn on the system power, and blinks when the system is in sleep or
soft-off mode.
26) Keyboard Lock Switch Lead (2-pin KEYLOCK)
This 2-pin connector connects to the case-mounted key switch to allow keyboard
locking.
27) System Warning Speaker Lead (4-pin SPEAKER)
This 4-pin connector connects to the case-mounted speaker and allows you to
hear system beeps and warnings.
28) System Message LED Lead (2-pin MSG.LED)
This 2-pin connector is for the system message LED that indicates receipt of
messages from a fax/modem. The normal status for this LED is ON, when there
is no incoming data signal. The LED blinks when data is received. The system
message LED feature requires an ACPI OS and driver support.
29) System Management Interrupt Lead (2-pin SMI)
This 2-pin connector allows you to manually place the system into a suspend
mode, or Green mode, where system activity is instantly decreased to save
power and to expand the life of certain system components. Attach the case-
mounted suspend switch this 2-pin connector.
30) ATX Power Switch / Soft-Off Switch Lead (2-pin PWR.SW)
The system power is controlled by a momentary switch attached to this connector.
Pressing the button switches the system between ON and SLEEP, or ON and
SOFT OFF, depending on the BIOS or OS settings. Pressing the button while in
the ON mode for more than 4 seconds turns the system off.
31) Reset Switch Lead (2-pin RESET)
This 2-pin connector connects to the case-mounted reset switch for rebooting
the system without turning off the power switch. This is a preferred method.
A7N266
010101
®
A7N266 System Panel Connectors
* Requires an ATX power supply.
PLED-
Ground
MLED-
PWR
PLED+
Keylock
+5V
Speaker
Speaker
Connector
Power LED
Ground
MLED+
Reset SW
SMI Lead
Message LED
ExtSMI#
GND
Reset
Ground
Ground
Ground
Keyboard Lock
ATX Power
Switch*
The following 20-pin PANEL illustration is for items 25-31.