h61主板内存只能插外面一个(h61主板怎么用16g内存)

No! There is a compatibility issue!
The memory on some motherboards is not inserted in order!
Some memory sticks require you to insert them in the third channel, but the second memory stick requires you to insert them in the first channel!
You'd better read your motherboard manual and read the chapter about memory modules there!
Look, you need to insert the second memory stick in that position!

Yes. All motherboard memory slots have at least two slots

If the memory slot on the first motherboard can only use one memory module, insert two One cannot light up, and the memory module cannot light up even after changing the motherboard. There are only two reasons. One is that one channel of your CPU memory controller is broken, and the other is that your two memory modules may be incompatible when used together. You need to re- Try two other memory sticks. If they work, it is a memory compatibility issue. If the problem remains, one channel of the CPU memory controller is broken