Onboard Headers And Connectors - ASROCK IMB-154B User Manual

2.6 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!
SATA3 Connectors
(SATA3_1, SATA3_2: see p.8, No. 23)
USB 2.0 Connectors
(9-pin USB2_0_1)
(see p.8 No. 28)
(9-pin USB2_2_3)
(see p.8 No. 4)
USB2_2_3 is shared with MINI_SATA1 and MINI_PCIE1. If you use
USB2_2_3 connector, the USB device on MINI_SATA1 and MINI_PCIE1
will be disabled.
System Panel Header
(9-pin PANEL1)
(see p.8 No. 13)
Connect the power switch, reset switch and system status indicator on the
chassis to this header according to the pin assignments below. Note the
positive and negative pins before connecting the cables.
PWRBTN (Power Switch):
Connect to the power switch on the chassis front panel. You may configure
the way to turn off your system using the power switch.
SATA3_2 SATA3_1
DUMMY
GND GND
+A
+B
-B -A
USB_PWR USB_PWR
1
USB_PWR
P-
P+
GND
DUMMY
1
GND
P+
P-
USB_PWR
PLED+
PLED-
PWRBTN#
GND
1
GND
RESET#
GND
HDLED-
HDLED+
17
These two Serial ATA3
(SATA3) connectors support
SATA data cables for internal
storage devices. The current
SATA3 interface allows up to
6.0 Gb/s data transfer rate.
There are two USB 2.0
connectors on this
motherboard. Each USB 2.0
connector can support two USB
ports.
This header accommodates
several system front panel
functions.