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4.4 Pin Definitions
HDD Power Connectors
(PWR_HDD1)
(PWR_HDD2)
(see p.33, No. 1, 2)
MiniSAS HD Connector
(see p.33, No. 3)
SMB Connector
(5-pin BMC_SMB1)
(see p.33, No. 4)
USB 2.0 Header
(9-pin USB_HEADER1)
(see p.34, No. 9)
Front and Auxiliary Panel
Header
(17-pin AUX_PANEL1)
(see p.34, No. 10)
36
+5V
GND1
GND2
+12V
1
SDA
GND
SCL
+3V_SEL
GND
USB_PWR
-B
+B
GND
DUMMY
1
GND
+A
-A
USB_PWR
1
The 4-pin connectors
provide power to the
backplane.
This connector is used to
connect a mini-SAS HD
cable to the motherboard.
The SMB (SubMiniature
version B) connector provides
a communication interface
between the backplane and the
motherboard.
The header supports two USB 2.0
ports on the front panel.
This header supports multiple
functions on the front panel.
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