Troubleshooting Guide 439FILE LOCATION: C:\Users\fxstdpc-admin\Desktop\0630_UG??\Mioga_SFP_UG_FM\Mioga_SFP_UG_FM\section28.fmD E L L C O N F I D E N T I A L – P R E L I M I N A RY 9 / 1 3 / 1 0 - F O R P R O O F O N LYRandom spots/Blurred images3 Replace the PHD unit if you have a spare unit.a Replace the PHD unit. See "Replacing thePrint Head Device (PHD) Unit" and"Installing a PHD Unit."b After you replace the PHD unit, test printyour document again.Does this solve your problem?The task iscomplete.Contact Dell.Action Yes No1 Ensure that the toner cartridges are installedcorrectly. See "Installing a Toner Cartridge."Does this solve your problem?The task iscomplete.Go to action 2.2 Ensure that the PHD unit is installed correctly.See "Replacing the Print Head Device (PHD) Unit"and "Installing a PHD Unit."Does this solve your problem?The task iscomplete.Go to action 3.Action Yes NoDownloaded from ManualsPrinter.com Manuals