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3rd Power Supply Alarm
Reset Header
Connect JAR to the alarm reset but-
ton on your chassis (if available) or to
a microswitch to allow you to turn off
the alarm that sounds when a power
supply module fails. See the table on
the right for pin defi nitions.
Compact Flash Card PWR
Connector
A Compact Flash Card Power Connector
is located at JWF1. For the Compact
Flash Card to work properly, you will fi rst
need to connect the device's power cable
to JWF1 and correctly set the Compact
Flash Jumper (JCF1).
SGPIO
The two headers labeled SGPIO1
and SGPIO2 are for SGPIO (Se-
rial General Purpose Input/Output).
SGPIO provides a bus between the
SATA controller and the SATA drive
backplane to provide SATA enclosure
management functions. Connect the
appropriate cables from the backplane
to the SGPIO1 and SGPIO2 headers
to utilize SATA management functions
on your system.
Chapter 5: Advanced Serverboard Setup
PS Alarm Reset Header
Pin Defi nitions (JAR)
Pin#
Defi nition
1
Ground
2
Reset Signal
SGPIO Header
Pin Defi nitions (SGPIO1, SGPIO2)
Pin#
Defi nition
1
NC
3
Ground
5
Load
7
NC
Note: NC indicates no connection.
5-19
Pin #
Defi nition
2
NC
4
Data
6
Ground
8
NC
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