Checking CPU temperature

Bill Davidsen davidsen at tmr.com
Wed Jun 11 22:59:28 UTC 2008


Mikkel L. Ellertson wrote:
> Paul Smith wrote:
>>
>> Thanks, Patrick. With 'sensors-detect', I get the following:
>>
>> Some CPUs or memory controllers may also contain embedded sensors.
>> Do you want to scan for them? (YES/no):
>> AMD K8 thermal sensors...                                   No
>> AMD K10 thermal sensors...                                  No
>> Intel Core family thermal sensor...                         No
>> Intel AMB FB-DIMM thermal sensor...                         No
>>
>> And yet:
>>
>> $ sensors
>> it8712-isa-0290
>> Adapter: ISA adapter
> <-----------[snip]----------->
>> M/B Temp:    -55.0°C  (low  = +127.0°C, high = +127.0°C)  sensor = 
>> transistor
>> CPU Temp:     -2.0°C  (low  = +127.0°C, high = +127.0°C)  sensor = 
>> transistor
>> Temp3:       +49.0°C  (low  = +127.0°C, high = +90.0°C)  sensor = 
>> thermal diode
>> cpu0_vid:   +1.350 V
>>
>> $
>>
>> Cannot get the CPU temperature.
>>
>> Paul
>>
> You should never get a negative temperature reading. With the exception 
> of military grade equipment, very little equipment is rated to operate 
> below the freezing point of water.
> 
> The fact that sensor-detect did not find any temperature detectors is 
> also a good indication that your motherboard does not support it.
> 
Or he doesn't have the right modules installed, or his calibration is 
totally hosed. I recall that there is a file with the conversion to 
units from the voltages in the sensors. I can't ell you what it is, 
though, or how to get the correct values.

-- 
Bill Davidsen <davidsen at tmr.com>
   "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot





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