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.2/3, No. 2)
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.
Serial port Header
(9-pin COM1)
(see p.2 No.34 or p.3 No.33)
IEEE 1394 Header
(9-pin FRONT_1394)
(see p.2 No. 30)
HDMI_SPDIF Header
(3-pin HDMI_SPDIF1)
(see p.2/3, No. 29)
3 2
3 2
3 2
3 2
3 2
ASRock
20-Pin ATX Power Supply Installation
Please note that it is necessary
8
4
to connect a power supply with
1
5
ATX 12V plug to this connector.
Failing to do so will cause power
up failure.
4-Pin ATX 12V Power Supply Installation
This COM1 header supports a
serial port module.
Besides one default IEEE 1394
port on the I/O panel, there is one
IEEE 1394 header
(FRONT_1394) on this
motherboard. This IEEE 1394
header can support one IEEE
1394 port.
HDMI_SPDIF header, providing
SPDIF audio output to HDMI VGA
card, allows the system to
connect HDMI Digital TV/
projector/LCD devices. Please
connect the HDMI_SPDIF
connector of HDMI VGA card to
this header.
K10N78-1394 / K10N78
12
1
4
1
Motherboard
24
13
8
5