0
votes
0answers
86 views

iMAC 20-inch - Early 2008 - Brightness automatically dims, no settings to prevent this

My display automatically dims itself after a while and it's really annoying. Of course I tried to search for a solution, but I've got no options like the answers say. They mention "Energy Saver", and ...
0
votes
0answers
9 views

iMac 27″ (2013) is shut down but fan run at full speed [duplicate]

I have this 'fan runs when I power down the iMac' issue with my 2013 27″ iMac purchased in January. My iMac has worked flawlessly until yesterday, after a few days ago I started to use the USB hub ...
3
votes
1answer
304 views

iMac sleeping even when set to never sleep

Running 10.7.5, I've got a fairly new iMac (6 months old) 27", set to never sleep, yet when I got in to work this morning it was asleep. How to fix this? Output from pmset -g in Terminal: Active ...
1
vote
2answers
250 views

iMac display wakes up even when no one is using it

I have my iMac set to set the display to sleep after 15 minutes. I notice at night that, even when no one is touching the computer, the display will come on for a while and then to go back to sleep ...
1
vote
2answers
2k views

Prevent iMac from sleeping, for VPN login?

We have an iMac in the office, and I have been getting inconsistent access when trying to log in to it. The firewall isn't going down, since I can connect to the VPN. After discussing it with the ...