Supermicro SuperStorage 2029P-E1CR48H - Page 66

66
SuperStorage 2029P-E1CR48H/L User's Manual
SGPIO Header
The I-SGPIO1 (Serial General Purpose Input/Output) header is used to communicate with
the enclosure management chip on the backplane.
SGPIO Header
Pin Denitions
Pin# Denition Pin# Denition
1 NC 2 NC
3 Ground 4 DATA Out
5 Load 6 Ground
7 Clock 8 NC
NC = No Connection
Standby Power
The Standby Power header is located at JSTBY1 on the motherboard. You must have a card
with a Standby Power connector and a cable to use this feature. Refer to the table below
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Standby Power
Pin Denitions
Pin# Denition
1 +5V Standby
2 Ground
3 No Connection
Power SMBus (I2C) Header
The Power System Management Bus (I2C) header at JPI2C1 monitors the power supply input/
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Power SMBus Header
Pin Denitions
Pin# Denition
1 Clock
2 Data
3 PMBUS_Alert
4 Ground
5 +3.3V
Chassis Intrusion
A Chassis Intrusion header is located at JL1 on the motherboard. Attach the appropriate cable
from the chassis to inform you of a chassis intrusion when the chassis is opened. Refer to
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Chassis Intrusion
Pin Denitions
Pin# Denition
1 Intrusion Input
2 Ground