Chapter 5: Advanced Serverboard Setup
5-23
Overheat LED/Fan Fail
The JOH1 header is used to connect
an LED indicator to provide warnings
of chassis overheating and fan failure.
This LED will blink when a fan failure
occurs. Refer to the tables on right for
pin de
fi
nitions.
Overheat LED
Pin Defi nitions
(JOH1)
Pin# De
fi
nition
1
VDC
2
OH Active
OH/Fan Fail LED
Status
State Message
Solid
Overheat
Blinking
Fan Fail
Power SMB (I
2
C) Connector
Power System Management Bus (I2C)
Connector (JI2C1) monitors power
supply, fan and system temperatures.
See the table on the right for pin
de
fi
nitions.
PWR SMB
Pin Defi nitions
(JI2C1)
Pin# De
fi
nition
1
Clock
2
Data
3
PWR Fail
4
Ground
5
+3.3V
Chassis Intrusion
A Chassis Intrusion header is located
at JL1 on the motherboard. Attach an
appropriate cable from the chassis to
inform you of a chassis intrusion when
the chassis is opened.
Chassis Intrusion
Pin Defi nitions
(JL1)
Pin# De
fi
nition
1
Intrusion Input
2
Ground
T-SGPIO 1/2 Headers
Two SGPIO (Serial-Link General
Purpose Input/Output) headers are
located on the motherboard. These
headers support Serial_Link interface
for onboard SATA connections. See
the table on the right for pin de
fi
nitions.
SGPIO Header Pin Defi nitions
(T-SGPIO1/T-SGPIO2)
Pin# De
fi
nition Pin# De
fi
nition
1
NC
2
Data In
3
Ground
4
Data Out
5
Load
6
Ground
7
Clock
8
NC
(NC = No Connection)
Содержание 2027R-WRF
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Страница 91: ...Chapter 6 Advanced Chassis Setup 6 7 Figure 6 5 Removing Hard Drive Tray 7 7 1 2 1 1 ...
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