This is my first build, with some help from a friend. After putting all of the internal parts in, we tried a test boot yet nothing appeared on the monitor, with no signal on either the VGA or HDMI channels.
Graphics Card: GeForce GTX 1660i
CPU: AMD Ryzen 2600X
Memory: G Skill Aegis 16GB DDR4-3000
Motherboard: B450 Aorus Pro Wifi
Power Source: PowerSpec 650 Watt 80 Plus Gold ATX
Case: H500 Tempered Glass ATX Mid-Tower Case
Monitor: ASUS VP247QG 23.6 Full HD 75Hz VGA HDMI
Graphics Card: GeForce GTX 1660i
CPU: AMD Ryzen 2600X
Memory: G Skill Aegis 16GB DDR4-3000
Motherboard: B450 Aorus Pro Wifi
Power Source: PowerSpec 650 Watt 80 Plus Gold ATX
Case: H500 Tempered Glass ATX Mid-Tower Case
Monitor: ASUS VP247QG 23.6 Full HD 75Hz VGA HDMI