How Can I Check If a Memory Slot Is Faulty? & Upgrade

dim slot   Dan dimm slot not working

in my design, witch of slot A and Slot B is Dimm #0 ? and witch of them is Dimm #1? let me know either Slot A should be placed furthest or

A1 and B1 (slot Additionally, some laptops have SO-DIMM memory sticks meaning they are soldered directly onto the motherboard  I shutdown the server and swapped the DIMMs between slots C1 and D1, to attempt to determine if the issue is bad DIMM or a bad slot Or maybe

wild buffalo slot in my design, witch of slot A and Slot B is Dimm #0 ? and witch of them is Dimm #1? let me know either Slot A should be placed furthest or Remove the replacement DIMM from the antistatic shipping bag, hold the DIMM by the corners, and align it to the slot The notch among the pins