Diagnostic aids 3-293. Once the test is complete, the power indicator turns on solid, and either the message Disk Test/CleanTest Passed or Disk Test/Clean Failed appears. If the message indicates failure, the disk isunusable.PRINTER SETUPThe triangles pointing up or down indicate whether there are additional menus. Touch the up or down arrows todisplay these additional menus.Note: If you make changes, touch Submit to make the change effective.DefaultsUS/Non-US defaults changes whether the printer uses the US factory defaults or the non-US factory defaults.The settings affected include paper size, envelope size, PCL symbol set, code pages, and units of measure.Warning: Changing this setting resets the printer to factory defaults, and data may be lost. It cannot beundone.Printed Page CountThe page count can only be viewed and cannot be changed.Touch Back to return to Diagnostics Menu.Permanent Page CountThe permanent page count can only be viewed and cannot be changed.Touch Back to return to Diagnostics Menu.Serial NumberThe serial number can only be viewed and cannot be changed.Touch Back to return to Diagnostics Menu.Engine Settings 1 through 4Do not change these settings unless requested to do so by your next level of support.Model NamePRINTER SETUPDefaultsPrinted Page CountPermanent Page CountSerial NumberUS127127xxxxxxxSubmit BackEngine Setting 2 0Engine Setting 1 0