Plug jumpers - seldom changed jumpers are in the form of plug jumpers
which require the board to be removed and a jumper added or deleted
. Patch or solder jumpers - wire jumpers used on the rear side of the 1/0
a. Mother Board Jumpers. The mother board can be jumpered to automatically
shut down the dc voltages when a board is removed from the mother board connector
while ac power is on.