Jumpers and connectors This topic provides some basic and specific information about jumpers and switches. It also describes the connectors on the various boardsboard in the system. Jumpers on the system board help to disable the system and reset the passwords. To install components and cables correctly, you must know the connectors on the system board. Child TopicsSystem board connectorsSystem board jumper settingsDisable a forgotten passwordThe software security features of the system include a system password and a setup password. The password jumper enables or disables password features and clears any passwords currently in use.