Hello [NAME], These sensors are located internally in different busses. But there is no documentation about where are physically located in the manual: [URL] And, as far as I know, there is not any way to monitor the ambient temperature. Regards.
Hi i have a stack of 8164F switch when i type the command  show system temperature System Thermal Conditions: Unit Temperature State(Celsius)---- ----------- -----------1 44 Medium2 44 Medium Temperature Sensors: Unit Description Temperature(Celsius)---- ------------------ -----------1 MAC 441 CPU 411 PHY (left side) 391 PHY (right side) 362 MAC 442 CPU 422 PHY (left side) 392 PHY (right side) 36 i m wondering where is located theses sensors? Is there one that could be used to monitor the ambient temperature? 
where are the temperature sensors