Case Fans & CPU Fan Turning On Intermittently During Sleep Mode

mikecart1

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Hi. After 2 years, I have a problem when my Windows 7 computer goes into Sleep Mode. For the past 2 years, everything would shut off and not restart until I moved the mouse or hit a key on the keyboard. In the past month, though, the case fans and CPU fan will come on and then go off intermittently during Sleep Mode. I would guess maybe 4 times an hour.

I've tried disconnecting Bluetooth, cleaning the motherboard, getting a new cpu heatsink/fan, etc. The temperatures now after upgrading the heatsink are around 80F for both CPU and motherboard. I wasn't sure if has something to do with the GWX upgrade notification. In the Shut Down menu, I have a Shield saying there are updates to be installed on shut down. It is there no matter how many times I restart or shut down.

I have tried messing with Power Options too but not sure what to do? Is it a motherboard problem or something to do with this upgrade or something else?
 

My Computer My Computer

At a glance

Windows 7 Home 64bitIntel i7-3770k16GB DDR3 1600None
Computer type
PC/Desktop
Computer Manufacturer/Model Number
Custom Build
OS
Windows 7 Home 64bit
CPU
Intel i7-3770k
Motherboard
ASRock Z77 Extreme4 LGA 1155 Intel
Memory
16GB DDR3 1600
Graphics Card(s)
None
Hi guys. Anyone have any ideas? Here is what I've done so far in troubleshooting (keeping it all in Sticky Notes lol):

Restarted Computer
Shut Down Computer
Disconnected Bluetooth USB
Cleaned Motherboard/CPU
Replaced CPU Fan
Disconnected Ethernet
Turned Hybrid Sleep OFF
Disconnected External HD
Switched to Balanced Power
(ASRock min was 100%)
(Balanced min is 5%)
Processor Power Mgmt
 

My Computer My Computer

At a glance

Windows 7 Home 64bitIntel i7-3770k16GB DDR3 1600None
Computer type
PC/Desktop
Computer Manufacturer/Model Number
Custom Build
OS
Windows 7 Home 64bit
CPU
Intel i7-3770k
Motherboard
ASRock Z77 Extreme4 LGA 1155 Intel
Memory
16GB DDR3 1600
Graphics Card(s)
None
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