Temperature Sensors; Table 4-1 Temperature Sensors; Figure 4-2 Ipmi Block Diagram - SMART Embedded Computing ATCA-F140 Series Installation And Use Manual

Figure 4-2 IPMI Block Diagram

4.4.1

Temperature Sensors

The on-board temperature sensors are implemented using National LM75 digital
temperature sensors. The following table provides the upper non-critical, critical and non-
recoverable temperature thresholds for each of the on-board temperature sensors.
Table 4-1
Device
Air Inlet Component Side 1 45°C
BIX (BCM56334)
FIX (BCM56846)
Service Processor (P2020)
Stratum Clock Oscillator
ATCA-F140 Series Installation and Use (6806800M67S)
Temperature Sensors
Temperature Thresholds
Non
Critical
55°C
55°C
55°C
50°C
Functional Description
Non
Critical
Recoverable
55°C 72°C
70°C 115°C
70°C 110°C
65°C 115°C
55°C 85°C
Sensor Type
LM75
LM75
On-die thermal diodes
LM75
LM75
95