Foxconn A55A - Manual (Page 21)

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14
Connect a 4-pin
power plug
fan Connectors : SYS_fAN, CPU_fAN 1
CPU_fAN 2
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.
Speaker Connector : SPeAKeR
The speaker connector is used to connect speaker of
the chassis.
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.
NC
SPKJ
EMPTY
SPEAKER
SPKJ
1
2
3
4
RLSD
SOUT
RI
GND
RTS
DSR
DTR
CTS
EMPTY
SIN
1 2
10 9
COM1
1 GND
POWER
SENSE
CONTROL
CPU_FAN/SYS_FAN