While in the DNP serial number view, press to view the DNP protocol name.5. To return the display to the idle mode, press .* ???????* ?????????????????????????????????????????????????????????? **- &. *-5!!"#$,#/"$ !",#* *#!, ! ),*(*, "#/,2222**& *, "#/,"#/, "#/,"#/, "#/,,&!",#A051865_2Fig. 4.2.1.4.-1 INFO menu group1) Relay serial number2) CPU module software number and revision3) CPU module serial number4) CPU module software build number5) Communication module software number and revision6) Communication module serial number7) Communication module protocol name8) Communication module software build number4.2.2. Technical level4.2.2.1. Menu system of parametersPress an arrow button to activate the main menu. If the default password is in use,no password is required to change the parameters. If the password protection is inuse, "***" is shown on the display until you give the valid HMI password.30REU 610REU 610 Voltage Protection RelayOperator's Manual1MRS755770