Acer Aspire T690 (AST690UP820A) PC Desktop "num lock key constantly turns" Questions

...num lock LED when you press num lock key it is on and off or constant .if constant then open cpu cabinet and Refix RAM memory. but if num lock led on and off then there is computer gives disply to ...

num lock key on key board when you press num lock key if it is on and off then your cpu gives display to monitor but if it is constant then you need to open cpu cabinet cover. Then refix RAM memory on

...num lock key on key bord if it is turn on and off when you press numlock key then your cpu not need to check but you need to check connection from your monitor to cpu vga port. When you power up the ...

...num lock key on key bord if it is on and off when you press numlock then your cpu gives dispaly to monitor ok. but if it not constant on or off no change when you press num lock key then you have to ...

...num lock key on key bord if it is turn on and off when you press numlock key then your cpu not need to check but you need to check connection from your monitor to cpu vga port. When you power up the ...