Dell PowerEdge 2450 User Manual download pdf (Page 129)

support.dell.com Jumpers, Switches, and Connectors A-1







This section provides specific information about the jumpers on the system board. It

also provides some basic information on jumpers and switches and describes the

connectors and sockets on the various boards in the computer.

 



Jumpers and switches provide a convenient and reversible way of reconfiguring the

circuitry on a printed circuit board. When reconfiguring the system, you may need to

change jumper settings on the system board. You may also need to change jumper

and/or switch settings on expansion cards or drives.



Jumpers are small blocks on a circuit board with two or more pins emerging from

them. Plastic plugs containing a wire fit down over the pins. The wire connects the

pins and creates a circuit. To change a jumper setting, pull the plug off its pin(s) and

carefully fit it down onto the pin(s) indicated.



 !!



A jumper is referred to as open or unjumpered when the plug is pushed down over

only one pin or if there is no plug at all. When the plug is pushed down over two pins,

1 2 ... 124 125 126 127 128 129 130 131 132 133 134 ... 165 166

No comments

Dell PowerEdge 2450 User Manual Page 129