21
ASRock A55M-VS Motherboard
English
2.9 Onboard Headers and Connectors
Onboard headers and connectors are NOT jumpers. Do NOT place
jumper caps over these headers and connectors. Placing jumper caps
over the headers and connectors will cause permanent damage of the
motherboard!
Serial ATA2 Connectors
These four Serial ATA2
(SATA_1: see p.2, No. 12)
(SATA2) connectors support
(SATA_2: see p.2, No. 13)
SATA data cables for internal
(SATA_3: see p.2, No. 11)
storage devices. The current
(SATA_4: see p.2, No. 10)
SATA2 interface allows up to
3.0 Gb/s data transfer rate.
1
USB_PWR
P-8
GND
DUMMY
USB_PWR
P+8
GND
P-9
P+9
USB 2.0 Headers
Besides four default USB 2.0
(9-pin USB6_7)
ports on the I/O panel, there
(see p.2 No. 18)
are two 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.2 No. 20)
P-7
P+7
GND
DUMMY
USB_PWR
USB_PWR
P-
6
P+
6
GND
1
Print Port Header
This is an interface for print
(25-pin LPT1)
port cable that allows
(see p.2 No. 17)
convenient connection of printer
devices.
1
AFD#
E
RR
O
R
#
P
I
N
IT#
GN
D
S
LI
N
#
S
T
B
#
SP
D0
SP
D1
SP
D2
SP
D3
SP
D4
SP
D5
SP
D6
SP
D7
ACK#
BUS
Y
P
E
S
LCT
Serial ATA (SATA)
Either end of the SATA data
Data Cable
cable can be connected to the
(Optional)
SATA / SATA2 hard disk or the
SATA2 connector on this
motherboard.
SATA_1
SATA_2
SATA_3
SATA_4
