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Iii. installation – Asus P/I-XP55T2P4 User Manual

Page 29

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ASUS P/I-XP55T2P4 User’s Manual

23

III. INSTALLATION

(Connectors)

III. INST

ALLA

TION

12. ATX Power Switch (CON1) (ATX Power Supply Only)

The system power is controlled by a momentary switch connected to this lead.
Pushing the button once will turn on the system and pushing another time will
turn off the system. The system power LED shows the status of the system's
power. This connection does not have a function when a standard power sup-
ply is used. See the figure below.

13. Reset Switch Lead (CON1)

This 2-pin connector connects to the case-mounted reset switch for rebooting
your computer without having to turn off your power switch This is a pre-
ferred method of rebooting in order to prolong the life of the system's power
supply. See the figure below.

14. Speaker Connector (CON1)

This 4-pin connector connects to the case-mounted speaker.

System Case Connections

+5V
NC
GND
LOCK
GND

+5V

SPKR

Speaker
Connector

GND

GND

GND

+5V

Reset SW

SMI Lead

Power LED

ATX Power
Switch

System
Power LED

Keyboard Lock

GND