US Patent 7225328 Maintenance terminal of disk array device

A maintenance terminal for a disk array device is provided which can make setting of the disk array device and can easily confirm the setting contents. The maintenance terminal for the disk array device has three jumper connectors as setting terminals into which a conduction pin is inserted. The maintenance terminal also has eight light emitting diodes disposed in two rows and being capable of turning on and off in correspondence with a setting state of the disk array device in a network selectively changed through insertion of the conduction pin into the setting terminals.