Something is not right here with iStat. Do you have the older widget or are you use the current version? Give '''[https://itunes.apple.com/us/app/temperature-gauge/id467830521?mt=12|Temperature Gauge]''' a try, does it show the some thing? Lets see what the second tool tells us.
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Something is not right here with iStat. Do you have the older widget or are you use the current version? Give '''[https://itunes.apple.com/us/app/temperature-gauge/id467830521?mt=12|Temperature Gauge]''' a try, does it show the samething? Lets see what the second tool tells us.
The fan speed sensor is part of the fan unit so you may need to replace it. I don't see the logic board as the issue here, pending what new info you can tell us.
Something is not right here with iStat. Do you have the older widget or are you use the current version? Give '''[https://itunes.apple.com/us/app/temperature-gauge/id467830521?mt=12|Temperature Gauge]''' a try, does it show the some thing? Lets see what the second tool tells us.
The fan speed sensor is part of the fan unit so you may need to replace it. I don't see the logic board as the issue here, pending what new info you can tell us.