Supermicro A+ Server AS -1115SV-WTNRT User Manual page 59

Chassis Intrusion (JL1)
A Chassis Intrusion header is located at JL1 on the motherboard. Attach the appropriate cable
from the chassis to the header to inform you when the chassis is opened.
Overheat LED/Fan Fail (JOH1)
The JOH1 header is used to connect an LED indicator to provide warnings of chassis
overheating or fan failure. This LED will blink when a fan failure occurs. Refer to the tables
below for pin definitions.
IPMB System Management Bus Header (JIPMB1)
A System Management Bus header for IPMI 2.0 is located at JIPMB1. Connect the appropriate
cable here to use the IPMB I
Chassis Intrusion
Pin Definitions
Pins Definition
1 Ground
2 Intrusion Input
Overheat / Fan Fail
Pin Definitions
Pins Definition
1 5 VDC
2 OH Active
Overheat / Fan Fail
LED Status
Status Definition
Off Normal
On, Solid Overheat
On, Blinking Fan Failure
C connection on your system.
2
IPMB Header
Pin Definitions
Pin# Definition
1 Data
2 Ground
3 Clock
4 No Connection
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Chapter 4: Motherboard Connections