Intel H67 User Manual page 20

(2) USB Port Headers (9-pin): USB1/USB2/USB3
These headers are used for connecting the additional USB port plugs. By attaching
an option USB cable, your can be provided with two additional USB plugs affixed
to the back panel.
(3) Speaker connector: SPEAK
This 4-pin connector connects to the case-mounted speaker. See the figure
below.
(4) Power LED: PWR LED
The Power LED is light on while the system power is on. Connect the Power LED
from the system case to this pin.
(5) IDE Activity LED: HD LED
This connector connects to the hard disk activity indicator light on the case.
(6) Reset switch lead: RESET
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 preferred method
of rebooting in order to prolong the lift of the system's power supply. See the
figure below.
(7) Power switch: PWR BTN
This 2-pin connector connects to the case-mounted power switch to power
ON/OFF the system.
PWRLED
Pin 1
JW FP
SPEAK
Pin 1 Pin 1
System Case Connections
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Pin 1
USB Port Header