The ASUS Prime A320M-K board emitted a white flash when you connected the 700W power supply.
The ASUS Prime A320M-K board emitted a white flash when you connected the 700W power supply.
Only the main components are powered—motherboard, CPU, GPU, and RAM. The PSU model isn't specified in your query.
Updated the article. My RAM is named, not assigned, and it's an 8GB stick running at 1333Hz.
Review of CPU compatibility: AMD 7th Gen A-series/Athlon X4 processors aren't supported starting with BIOS version 5862. If your BIOS is 5862 or newer, the A6-9500 won't work. Clarify if it functioned before and provide the power supply model for further details.