ASRock G31DE [22/45] 22 22 22 22

ASRock G31DE [22/45] 22 22 22 22
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20-Pin ATX Power Supply Installation
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.
3-Pin Fan Installation
Pin 1-3 Connected
ATX Power Connector Please connect an ATX power
(24-pin ATXPWR1) supply to this connector.
(see p.10 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.
12
1
24
13
12
1
24
13
HDMI_SPDIF Header HDMI_SPDIF header, providing
(3-pin HDMI_SPDIF1) SPDIF audio output to HDMI VGA
(see p.10 No. 24) card, allows the system to
con nect HDMI Digital TV/
projector/LCD devices. Please
connect the HDMI_SPDIF
connector of HDMI VGA card to
this header.
1
GND
+5V
SPDIFOUT
CPU Fan Connector Please connect a CPU fan cable
(4-pin CPU_FAN1) to this connector and match
(see p.10 No. 31) the black wire to the ground pin.
1
2
3
4
G ND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
ATX 12V Power Connector Please connect an ATX 12V
(8-pin ATX12V1) power supply to this connector.
(see p.10 No. 2)
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.
5 1
8 4
5 1
8 4

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