Getting Started633. Enter the Password required to unlock the screen.Press to open an on-screen keyboard, or use a mouse and keyboard toenter the Password.The Password is masked with asterisks, so it will not be displayed on the screen.4. Select OK. The Locked Unit dialog box appears in front of the user interface.This dialog box remains on the screen, preventing access to the user interface,until the screen is unlocked.If the unit is locked because critical testing is in progress, select the Unlockbutton and enter the User ID and Password again. Select OK.To unlock the screen:1. Select the Unlock button from the Locked Unit dialog box. The Unlock Logindialog box appears.2. Enter your User ID.Press to open an on-screen keyboard, or use a mouse and keyboard toenter the User ID.3. Enter your Password.Press to open an on-screen keyboard, or use a mouse and keyboard toenter the Password.The Password is masked with asterisks, so it will not be displayed on the screen.4. Select OK.The unit will only accept the last User ID and Password entered, or the currentuser’s login User ID and Password. An error message appears if an invalid ID orPassword in entered.Shutdown or Reboot the Processor from the GUIThe procedure described below allows the system to write unsaved data to the diskbefore you shutdown the test set. This task is performed by selecting the Shut Downcommon function button on any Protocol Processor tab.MPA_e_manual_D07-00-129P_RevA00