Foxconn A55A Series User Manual page 21

fan Connectors : SYS_fAN, CPU_fAN 1
There are three main fan headers on this motherboard.
The fan speed can be controlled and monitored in "PC
Health Status" section of the BIOS Setup. These fans
can be automatically turned off after the system enters
S3, S4 and S5 sleeping states.
1
CPU_FAN/SYS_FAN
Speaker Connector : SPeAKeR
The speaker connector is used to connect speaker of
the chassis.
SPKJ
EMPTY
NC
SPKJ
SPEAKER
CoM Connector : CoM1
This motherboard supports one serial RS232 COM port
for legacy compatibility. User must purchase another
RS232 cable with a 9-pin D-sub connector at one end
to connect with the external RS232 device and another
end with 10-pin female connector to connect with COM1
connector in the motherboard.
CPU_fAN 2
GND
POWER
SENSE
CONTROL
1
2
3
4
RLSD
SOUT
GND
RTS
RI
14
Connect a 4-pin
power plug
2
1
SIN
DTR
DSR
CTS
EMPTY
9 10
COM1