Supermicro SuperServer 5019A-FTN4 - Page 34

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SuperServer 5019A-FTN4 User's Manual
Power SMB (I
2
C) Header
The Power System Management Bus (I
2
C) connector (JPI
2
C1) monitors the power supply,
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Power SMB Header
Pin Denitions
Pin# Denition
1 Clock
2 Data
3 Power Failure
4 Ground
5 No Connection
SMBus Header
Pin Denitions
Pin# Denition
1 Data
2 Ground
3 Clock
4 No Connection
System Management Bus Header
A System Management Bus header for additional slave devices or sensors is located at
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LAN Port Activity LED Headers

LAN Activity LED
Pin Denitions
Pins Denition
1 3V3 Stby
2 LAN3_ACT_N
3 3V3 Stby
4 LAN4_ACT_N
Thermal Diode Headers
JRT3 is the thermal diode 1 header, and JRT4 is the thermal diode 2 header. They are thermal
sensor headers that provide additional system temperature monitoring. Refer to the tables
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Thermal Diode 1
Pin Denitions
Pins Denition
1 TD1_P
2 TD1_N
Thermal Diode 2
Pin Denitions
Pins Denition
1 TD1_P
2 TD1_N