Discharge display apparatus wherein sources of electricity are efficiently supplied

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The present invention according to the device discharge display, discharge display panel, discharge display of electrode lines drives applying driving signals, those capable operating drives a driving control signal the control unit generates, and drives to drive that supply is power supply unit are provided on the. Voltage source supplies switching mode power supply (SMPS), auxiliary lowered circuit, includes circuit rise and auxiliary. Switching mode power supply (SMPS) the drives make users and generates a main potential supplied to drives. Auxiliary lowered from the primary potential rare than by lowering the main potential which is used in the auxiliary potential supplied to drives and generates. Auxiliary rise circuit main potential than main potential by the freezing compartment from the refrigerating compartment which is used in the rare and generates auxiliary potential supplied to drives.