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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
(4-pin ATX12V1)
(see p.2 No. 3)
Serial port Header
(9-pin COM1)
(see p.2 No.31)
HDMI_SPDIF Header
(2-pin HDMI_SPDIF1)
(see p.2 No. 20)
2 0
2 0
2 0
2 0
2 0
ASRock H55M-GE Motherboard
12
20-Pin ATX Power Supply Installation
1
Please connect an ATX 12V
power supply to this connector.
This COM1 header supports a
serial port module.
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.
24
13