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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
(SATA2_1: see p.2, No. 11)
(SATA2_2: see p.2, No. 13)
(SATA2_3: see p.2, No. 14)
Serial ATA3 Connector
(SATA3_0: see p.2, No. 12)
Serial ATA (SATA)
Data Cable
(Optional)
Print Port Header
AFD#
ERROR#
(25-pin LPT1)
PINIT#
(see p.2, No. 20)
1
SPD1
SPD0
STB#
USB 2.0 Headers
(9-pin USB4_5)
(see p.2, No. 18)
ASRock B75M-DGS Motherboard
These three Serial ATA2
SATA2_3
SATA2_1
(SATA2) connectors support
SATA data cables for internal
storage devices. The current
SATA2_2
SATA2 interface allows up to
3.0 Gb/s data transfer rate.
This Serial ATA3 (SATA3)
connector supports SATA data
SATA3_0
cables for internal storage
devices. The current SATA3
interface allows up to 6.0 Gb/s
data transfer rate.
Either end of the SATA data
cable can be connected to the
SATA / SATA2 / SATA3 hard
disk or the SATA2 / SATA3
connector on this motherboard.
This is an interface for print port
cable that allows convenient
GND
SLIN#
connection of printer devices.
SPD7
SPD6
ACK#
SPD5
BUSY
SPD4
PE
SPD3
SLCT
SPD2
Besides four default USB 2.0
ports on the I/O panel, there are
two USB 2.0 headers on this
motherboard. Each USB 2.0
header can support two USB 2.0
ports.
21
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