ASRock H55M/USB3 R2.0 User Manual - Page 23

con nect HDMI Digital TV

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Page 23 highlights

ATX Power Connector (24-pin ATXPWR1) (see p.11, No. 7) 12 24 Please connect an ATX power supply to this connector. 1 13 Though this motherboard provides 24-pin ATX power connector, 12 24 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. 20-Pin ATX Power Supply Installation 1 13 ATX 12V Power Connector (8-pin ATX12V1) (see p.11 No. 1) 4 8 1 6 Please connect an ATX 12V power supply to this connector. 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. 4 8 4-Pin ATX 12V Power Supply Installation 1 6 Serial port Header (9-pin COM1) RRXD1 DDTR#1 DDSR#1 CCTS#1 This COM1 header supports a serial port module. (see p.11 No.25) 1 RRI#1 RRTS#1 GND TTXD1 t DDCD#1 HDMI_SPDIF Header (3-pin HDMI_SPDIF1) (see p.11 No. 31) 1 GND SPDIFOUT +5V 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. 23

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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
t
ATX Power Connector
Please connect an ATX power
(24-pin ATXPWR1)
supply to this connector.
(see p.11,
No. 7)
12
1
24
13
ATX 12V Power Connector
Please connect an ATX 12V
(8-pin
ATX12V1)
power supply to this connector.
(see p.11
No. 1)
4
8
1
6
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.
4
8
1
6
Serial port Header
This COM1 header supports a
(9-pin COM1)
serial port module.
(see p.11
No.25)
CC
T
S
#1
DDSR
#1
DD
T
R
#1
RR
X
D
1
DDCD
#1
TTX
D
1
G
N
D
RR
T
S
#1
RR
I#1
1
1
GND
+5V
SPDIFOUT
HDMI_SPDIF Header
HDMI_SPDIF header, providing
(3-pin HDMI_SPDIF1)
SPDIF audio output to HDMI VGA
(see p.11
No. 31)
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.