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Serial Port Header
(9-pin COM2)
(see p.6, No. 29)
Thermal Sensor Header
(3-pin TR1)
(see p.6, No. 33)
Chassis Speaker Header
(4-pin SPEAKER1)
(see p.6, No. 32)
Clear CMOS Pad
(CLRCMOS1)
(see p.6, No. 23)
MCIO x8 Connectors
(MCIO1)
(see p.6, No. 21)
(MCIO2)
(see p.6, No. 22)
(MCIO3)
(see p.6, No. 12)
(MCIO4)
(see p.6, No. 16)
28
RRXD1
DDTR#1
DDSR#1
CCTS#1
1
RRI#1
RRTS#1
GND
TTXD1
DDCD#1
TR1
TR1
1
GND
DUMMY
SPEAKER
1
+5V
DUMMY
This COM header supports a
serial port module.
Please connect the thermal
sensor cable to either pin 1-2
or pin 2-3 and the other end
to the device which wishing
to monitor its temperature.
Please connect the chassis
speaker to this header.
This allows user to clear
the data in CMOS. To clear
CMOS, take out the CMOS
battery and short the Clear
CMOS Pad.
These connectors are used for
the PCIE devices.
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