249SecurityTurn TX Lock OffRelated Models:Dell E515dn / Dell E515dw1. Press Menu.2. Enter the current four-digit password.3. Press OK.About Using Setting LockRelated Models:Dell E515dn / Dell E515dwBlock unauthorized access to machine settings.When Setting Lock is set to On, you cannot access the machine settings without entering the password.Set the Setting Lock PasswordRelated Models:Dell E515dn / Dell E515dw1. Press Menu.2. Press p or q to display the General Setup option, and then press OK.3. Press p or q to display the Security option, and then press OK.4. Press p or q to display the Setting Lock option, and then press OK.5. Enter a four-digit number for the password.6. Press OK.7. When the LCD displays Verify:, re-enter the password.8. Press OK.9. Press Cancel.Change the Setting Lock PasswordRelated Models:Dell E515dn / Dell E515dw1. Press Menu.2. Press p or q to display the General Setup option, and then press OK.3. Press p or q to display the Security option, and then press OK.4. Press p or q to display the Setting Lock option, and then press OK.5. Press p or q to select the Set Password option, and then press OK.6. Enter the current four-digit password.7. Press OK.8. Enter a new four-digit password.9. Press OK.10. When the LCD displays Verify:, re-enter the password.11. Press OK.