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1. +5VA is used for audio power only, please don't connect it to any
other power, such as USB.
2. HD (Azalia) audio front panel and AC'97 audio front panel have
different pin-definition. Incorrect connection of the audio front panel
and the front panel audio header may cause permanent damage to
this motherboard.
System Panel Header
(9-pin PANEL1)
(see p.9 No. 14)
Chassis Speaker Header
(4-pin SPEAKER 1)
(see p.9 No. 15)
Chassis Fan Connector
(3-pin CHA_FAN1)
(see p.9 No. 13)
CPU Fan Connector
(4-pin CPU_FAN1)
(see p.9 No. 6)
ATX Power Connector
(20-pin ATXPWR1)
(see p.9 No. 3)
ATX 12V Connector
(4-pin ATX12V1)
(see p.9, No. 2)
COM Port Header
(9-pin COM1)
(see p.9 No. 20)
2 0
2 0
2 0
2 0
2 0
PLED+
This header accommodates
PLED-
PWRBTN#
several system front panel
GND
functions.
1
DUMMY
RESET#
GND
HDLED-
HDLED+
Please connect the chassis
1
SPEAKER
speaker to this header.
DUMMY
DUMMY
+5V
Please connect a chassis fan
cable to this connector and
GND
+12V
match the black wire to the
CHA_FAN_SPEED
ground pin.
Please connect a CPU fan cable
GND
+12V
to this connector and match
CPU_FAN_SPEED
FAN_SPEED_CONTROL
the black wire to the ground pin.
Please connect an ATX power
supply to this connector.
Please note that it is necessary
to connect a power supply with
ATX 12V plug to this connector
so that it can provides sufficient
power. Failing to do so will cause
the failure to power up.
RRXD1
This COM port header is used
DDTR#1
DDSR#1
CCTS#1
to support a COM port module.
1
RRI#1
RRTS#1
GND
TTXD1
DDCD#1
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