ASRock B75 Pro3 - Manual (Page 33)

33
ASRock B75 Pro3 Motherboard
English
ATX Power Connector Please connect an ATX power
(24-pin ATXPWR1) supply to this connector.
(see p.2, No. 7)
20-Pin ATX Power Supply Installation
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.
12
1
24
13
12
1
24
13
ATX 12V Power Connector Please connect an ATX 12V
(8-pin ATX12V1) power supply to this connector.
(see p.2, No. 4)
Serial port Header This COM1 header supports a
(9-pin COM1) serial port module.
(see p.2, No. 28)
4-Pin ATX 12V Power Supply Installation
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.
8 5
4 1
(3-pin CPU_FAN2)
(see p.2, No. 2)