ASROCK 775i65G User Manual page 21

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.10 No. 12)
Chassis Speaker Header
(4-pin SPEAKER 1)
(see p.10 No. 14)
Power LED Header
(3-pin PLED1)
(see p.10 No. 13)
Chassis Fan Connector
(3-pin CHA_FAN1)
(see p.10 No. 11)
CPU Fan Connector
(4-pin CPU_FAN1)
(see p.10 No. 4)
ATX Power Connector
(20-pin ATXPWR1)
(see p.10 No. 27)
PLED+
This header accommodates
PLED-
PWRBTN#
several system front panel
GND
functions.
1
DUMMY
RESET#
GND
HDLED-
HDLED+
Please connect the chassis
1
speaker to this header.
SPEAKER
DUMMY
DUMMY
+5V
Please connect the chassis power
1 LED to this header to indicate
PLED-
PLED+
system power status. The LED is
PLED+
on when the system is operating.
The LED keeps blinking in S1
state. The LED is off in S4
state or S5 state (power off).
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.
2 1 2 1 2 1
2 1 2 1