22
J1 – IDE LED Activity Light:
This connector connects to the hard disk activity indicator
light on the case.
J1 – SMI Switch:
Toggle this jumper forces the system to sleep and the system
wonÕt wake up until the hardware event is coming. (The
BIOS Power Management setting muse be Enabled.)
Reset
Power
LED
SPK
Turbo
LED
J2
IR CON
HD/LED
J1
SMI
Keylock
J1: – Infrared Port Module Connector:
The system board provides a 5-pin infrared connectorÑIR1
as an optional module for wireless transmitting and
receiving.
Pin 1 through 5 are Transmit, GND, Receive,
NC, and Vcc, respectively.
USB1: USB Connector
This jumper connects to the USB cable to provide USB
device.
GND
Vcc
D0+
Vcc
D1+
D0–
GND
D1–
GND