English – ASRock FM2A75 Pro4-M User Manual
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ASRock FM2A75 Pro4-M Motherboard
ATX 12V Power
Connector
(8-pin ATX12V1)
(see p.2, No. 2)
Please connect an ATX 12V
power supply to this connec-
tor.
Though this motherboard provides an 8-pin ATX 12V power con-
nector, it can still work if you adopt a traditional 4-pin ATX 12V
power supply. To use a 4-pin ATX power supply, please plug your
power supply along Pin 1 and Pin 5.
4-Pin ATX 12V Power Supply Installation
4 8
1 5
Serial port Header
(9-pin COM1)
(see p.2, No. 28)
This COM1 header supports
a serial port module.
Chassis Intrusion Header
(2-pin CI1)
(see p.2, No. 33)
This motherboard supports
C ASE OPEN d e te cti o n
which detects whether the
chassis cover has been re-
moved. This feature requires
a chassis with chassis intru-
sion detection design.
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