ASROCK K8A780LM - Page 23

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USB 2.0 Headers Besides four default USB 2.0
(9-pin USB10_11) ports on the I/O panel, there are
(see p.10 No. 22) four USB 2.0 headers on this
motherboard. Each USB 2.0
header can support two USB
2.0 ports.
(9-pin USB8_9)
(see p.10 No. 21)
(9-pin USB6_7)
(see p.10 No. 20)
(9-pin USB4_5)
(see p.10 No. 19)
USB_PWR
USB_PWR
P+7
P-7
P+6
P-6
GND
GND
DUMMY
1
1
USB_PWR
P-8
GND
DUMMY
USB_PWR
P+8
GND
P-9
P+9
1
USB_PWR
P-10
GND
DUMMY
USB_PWR
P+10
GND
P-11
P+11
CD1
Internal Audio Connectors This connector allows you
(4-pin CD1) to receive stereo audio input
(CD1: see p.10 No. 26) from sound sources such as
a CD-ROM, DVD-ROM, TV
tuner card, or MPEG card.
Infrared Module Header This header supports an
(5-pin IR1) optional wireless transmitting
(see p.10 No. 23) and receiving infrared module.
DUMMY
GND
+5V
IRTX
IRRX
1
USB_PWR
USB_PWR
P+5
P-5
P+4
P-4
GND
GND
DUMMY
1
J_SENS E
OU T2_L
1
MIC_RET
PR ESENCE#
GND
OU T2_R
MIC2_R
MIC2_L
OU T_RET
Front Panel Audio Header This is an interface for the front
(9-pin HD_AUDIO1) panel audio cable that allows
(see p.10, No. 25) convenient connection and
control of audio devices.