Kontron AM4520 Manual - Manual (Page 23)

2.3.2 Hardware Sensors
Sensor Name Voltage/Signals Monitored Scanning Enabled under Power State Health LED (Green to Red)
Board 5V +5 V Power On Exceeds critical threshold
Board 12v +12 V Power On Exceeds critical threshold
Board 3.3V +3.3 V Power On Exceeds critical threshold
Board 3.3VSUS +3.3 VSB Power On/Off Exceeds critical threshold
Board BlueLed Blue LED Voltage Power On/Off Exceeds critical threshold
Board 12V DRV +12 V Hard Drive Power On Exceeds critical threshold
ModuleHotSwap AMC HS State Power On/Off No change
IPMBL State Operational state of IPMB-L Power On/Off No change
Health Error Aggregation of healthy related
sensor Power On/Off Asserted/deasserted
Temp AirInlet Board Inlet Temperature Power On/Off Exceeds critical threshold
Temp Exhaust Board Outlet Temperature Power On/Off Exceeds critical threshold
Temp PSU In Power Switcher In Temperature Power On/Off Exceeds critical threshold
Temp PSU Out Power Switcher Out Temperature Power On/Off Exceeds critical threshold
2.3.2.1 IPMB-L Link Sensor
The AM4520 has an IPMB-L links to communicate with the AMC Carrier and other chassis devices on
the chassis IPMB-0 bus. MMC monitors the bus for any link failure and send the bus failure event to
the AMC Carrier upon the recovery occurs.
2.3.2.2 Module Hot Swap
The hot-swap event message conveys the current state of the module, the previous state, and a
cause of the state change as can be determined by the MMC. Refer to AMC.0 R1.0 Specifications for
further details on the module hot-swap state.
2-7 AM4520 User’s Guide