Headers - JETWAY P4MDMR7A User Manual

2-6-2 Headers

(1) Serial Port2 COM2 Header (9-pin) : COM2
(2) Line-Out/MIC Header for Front Panel (9-pin): AUDIO
This header connect to Front Panel Line-out, MIC connector with cable.
Without install the cable, this header default setting is 5-6 short, 9-10 short. When you
install the cable you have take off these jumpers.
(3) USB Port Headers (9-pin) :
These headers are used for connecting the additional USB port plug. By attaching an
option USB cable, your can be provided with two additional USB plugs affixed to the
back panel.
(4) IDE Activity LED: HD LED
This connector connects to the hard disk activity indicator light on the case.
(5) 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.
CO M2
Pin 1
Serial Port2 COM2 Header
Pin 1
AUDIO
AUD _ MIC
AUD _ MIC _ BIAS
AUD _ FPO UT _ R
HP _ O N
AUD _ FPO UT _ L
9
Line-Out, MIC Headers
USB1, USB2 (only for P4MDMP/P4MDUT/P4MDPT)
USB2
(only for P4MDMP
P4MDUT/P4MDPT)
Pin 1
15
Note: Orient the read marking on the
COM2 ribbon cable to pin 1
2
AUD _ G ND
AUD _ VCC
AUD _ R ET _ R
AUD _ R ET _ L
10
USB1
Pin 1
USB Port Headers