ASROCK FM2A58+BTC Manual page 26

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Though this motherboard provides 4-Pin CPU fan (Quiet Fan) support, the 3-Pin
CPU fan still can work successfully even without the fan speed control function.
If you plan to connect the 3-Pin CPU fan to the CPU fan connector on this
motherboard, please connect it to Pin 1-3.
ATX Power Connector
(24-pin ATXPWR1)
(see p.1 No. 6)
Though this motherboard provides 24-pin ATX power connector,
it can still work if you adopt a traditional 20-pin ATX power supply.
To use the 20-pin ATX power supply, please plug your power
supply along with Pin 1 and Pin 13.
ATX 12V Power Connector
(8-pin ATX12V1)
(see p.1 No. 1)
Though this motherboard provides 8-pin ATX 12V power connector, it can still work
if you adopt a traditional 4-pin ATX 12V power supply. To use the
4-pin ATX power supply, please plug your power supply along with
Pin 1 and Pin 5.
PCIe Power Connector
(4-pin PCIE_PWR1)
(see p.1, No. 22)
Serial port Header
(9-pin COM1)
(see p.1 No. 18)
Please connect an ATX power
12
24
supply to this connector.
1
13
20-Pin ATX Power Supply Installation
Please connect an ATX 12V
power supply to this connector.
4-Pin ATX 12V Power Supply Installation
Please connect a 4 pin molex
power cable to this connector
w h e n m o r e t h a n t h r e e
graphics cards are installed.
This COM1 header supports a
RRXD1
DDTR#1
DDSR#1
CCTS#1
1
RRI#1
RRTS#1
GND
TTXD1
DDCD#1
Pin 1-3 Connected
3-Pin Fan Installation
12
1
8
4
serial port module.
FM2A58+ BTC
24
13
5
1
25

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