After dusting off my gpu, my pc is showing no signs of it turning on, what should I do?
Component Selection Price
CPU
Intel Core i7-4770K 3.5GHz Quad-Core Processor
$324.99 Buy
CPU Cooler
Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler
$26.98 Buy
Motherboard
Asus Z87-A ATX LGA1150 Motherboard
$74.99 Buy
Memory
G.Skill Ripjaws X Series 8GB (2 x 4GB) DDR3-1866 Memory
$60.99 Buy
Storage
Seagate Barracuda 2TB 3.5" 7200RPM Internal Hard Drive
$64.80 Buy
Video Card
Gigabyte GeForce GTX 770 2GB WINDFORCE Video Card
Case
NZXT Phantom 410 (Black) ATX Mid Tower Case
$75.60 Buy
Power Supply
Corsair CX 750W 80+ Bronze Certified Semi-Modular ATX Power Supply
$73.98 Buy
Optical Drive
LG GH24NS95 DVD/CD Writer
$19.69 Buy
Operating System
Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit)
$86.88 Buy
Monitor
Asus VE248H 24.0" Monitor
$169.66 Buy
Keyboard
Logitech G710 Wired Gaming Keyboard
$99.98 Buy
Mouse
Logitech G400s Wired Optical Mouse
Total: $1078.54
Component Selection Price
CPU
Intel Core i7-4770K 3.5GHz Quad-Core Processor
$324.99 Buy
CPU Cooler
Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler
$26.98 Buy
Motherboard
Asus Z87-A ATX LGA1150 Motherboard
$74.99 Buy
Memory
G.Skill Ripjaws X Series 8GB (2 x 4GB) DDR3-1866 Memory
$60.99 Buy
Storage
Seagate Barracuda 2TB 3.5" 7200RPM Internal Hard Drive
$64.80 Buy
Video Card
Gigabyte GeForce GTX 770 2GB WINDFORCE Video Card
Case
NZXT Phantom 410 (Black) ATX Mid Tower Case
$75.60 Buy
Power Supply
Corsair CX 750W 80+ Bronze Certified Semi-Modular ATX Power Supply
$73.98 Buy
Optical Drive
LG GH24NS95 DVD/CD Writer
$19.69 Buy
Operating System
Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit)
$86.88 Buy
Monitor
Asus VE248H 24.0" Monitor
$169.66 Buy
Keyboard
Logitech G710 Wired Gaming Keyboard
$99.98 Buy
Mouse
Logitech G400s Wired Optical Mouse
Total: $1078.54