In a dual memory module slots, Is it compulsory for 2 memory modules rather than one for the PC

[Techlol]

I have hp touchsmart 520 pc, my screen is going black when i switch it on, when i opened the computer, I found one slot of the dual memory module empty, is it the cause of the problem

[Paul_Tikkanen · Accepted solution]

Hi:

No, that would not be the problem.

The slot is there to install additional memory and that is completely optional.

Unfortunately, I wouldn't know what the problem is, but it isn't due to the empty memory slot.