fan problem
the fan comes on at high speed when computer is on sleep.
iMac (24-inch Early 2009), OS X Yosemite (10.10.1)
User profile for user:
sterling r
User level:
Community Specialist
Hi there spencemitch,
It sounds like your fans are coming on in the middle of the night when it isn't being used. I would reset the SMC on the device.
Intel-based Macs: Resetting the System Management Controller (SMC)
Thank you for using Apple Support Communities.
Take care,
Sterling
