Chapter 2: Installation
2-21
X7SB4
A
B
A. Power Fault
B. Power SMB
Power SMB (I
2
C) Connector
Power SMB (I
2
C) Connector (PW4) is
used to monitor Power supply, fan and
system temperature. See the table on
the right for pin defi nitions.
PWR SMB
Pin Defi nitions
Pin# Defi nition
1
Clock
2
Data
3
PWR Fail
4
Ground
5
+3.3V
Power Fault (Power Supply
Failure)
Connect a cable from your power supply
to the Power Fail (J3P) header to provide
a warning in the event of a power supply
failure. This warning signal is passed
through the PWR_LED pin to indicate of
a power failure on the chassis. See the
table on the right for pin defi nitions.
Note:
This feature is only available when using
Supermicro redundant power supplies.
PWR Supply Fail
Pin Defi nitions
Pin# Defi nition
1
PWR 1: Fail
2
PWR 2: Fail
3
PWR 3: Fail
4
Signal: Alarm Reset
Содержание Supero X7SB4
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