ASROCK 775VM800 User Manual page 19

System Panel Header
(9-pin PANEL1)
(see p.8, No. 15)
Chassis Speaker Header
(4-pin SPEAKER 1)
(see p.8, No. 16)
Chassis Fan Connector
(3-pin CHA_FAN1)
(see p.8, No. 4)
CPU Fan Connector
(4-pin CPU_FAN1)
CPU_FAN_SPEED
(see p.8, No. 29)
ATX Power Connector
(20-pin ATXPWR1)
(see p.8, No. 3)
ATX 12V Connector
(4-pin ATX12V1)
(see p.8, No. 2)
Please install the heatsink and the CPU fan before installing ATX 12V
connector; otherwise, it may cause permanent damage!
Serial port connector
(9-pin COM1)
(see p.8 item 27)
This header accommodates
PLED+
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 fan
GND
cable to this connector and
+12V
CHA_FAN_SPEED
match the black wire to the
ground pin.
Please connect the CPU fan
N/C
cable to this connector and
+12V
match the black wire to the
GND
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.
This COM1 connector
RRXD1
DDTR#1
supports a serial port module.
DDSR#1
CCTS#1
1
RRI#1
RRTS#1
GND
TTXD1
DDCD#1
1 9 1 9
1 9 1 9 1 9