NEC DSX Systems-DSX80/160 16Pt Analog Station Card

here we're going to show you how to reseat your cars just in case you're having trouble with your system and you need to re-seat them to see whether or not you can clear the problem you're going to power down your system which is in the upper left-hand corner of the cabinet here close to the wall just click it down and it will turn that off i would also unplug uh it from the wall as well you're gonna now need to determine uh which card you need to receive this is your power supply card this is your cpu or your brain card always after the cpu card is your digital extension card there's always at least one digital extension card in this slot the next slot is usually your uh your line card so that's what we have in this case if you don't know then from the cpu on if it's you're having trouble with either stations or lines you can just reseat either card all you do is loosen there's a brack