Chapter 6. Utility Menu61200410L1-1 ESU LT User Manual 6-3Software RevUse the S OFTWARE R EVISION submenu to access the displaof the current software revision level. This information isrequired when requesting assistance from ADTRANCustomer Service or when updates are needed.Reinit UnitR EINIT UNIT submenu is used to reinitialize the unit. Thismenu item is not used to restore the factory default settingsfor all parameters.AddressA DDRESS is used to access the current U NIT A DDRESS setting.Unit identification numbers must be between 000 and 256.See Figure 6-3.Figure 6-3. Address ScreenSet PasscodeSet Passcode allows a passcode to be set for T-Watch andkeypad lockout. When the keypad is locked, the LCD willdisplay ???? in place of the passcode.