DRUM for DELL 3335DN LASER PRINTER

You should replace the toner cartridge installed in your Dell 3335dn if any of the listed indications persists.

· The message [30.yy Invalid refill, change cartridge] is displayed

· The message [31.yy Replace defective or missing cartridge] is displayed

· The message [32.yy Cartridge part number unsupported by device] is displayed

· The message [88 Cartridge Low] is displayed

· Poor print quality

In the initial step of the replacement procedure, you must open the front door of your Dell 3335dn, and then remove the exhausted toner cartridge while pressing the release button. After that, you must unpack the new toner cartridge, and then shake it well to redistribute the toner. Now, you must align the rollers of the new toner cartridge with the guides of the slot, and then insert the new component into place. Finally, you must close the front door of your Dell 3335dn.

You should replace the fuser unit installed in your Dell 3335dn if any of the listed problems persists.

· The message [80 Routine Maintenance] is displayed

· The error code [920] is displayed

· The error code [921] is displayed

· The error code [922] is displayed

· The error code [923] is displayed

· The error code [924] is displayed

· The error code [925.xx] is displayed

· Paper curls

· Paper stacks poorly

· Insufficient fusing

· Toner on the unprinted side of the page

In the first step of the replacement procedure, you must switch the Dell 3335dn off, and then remove the left, right, and side covers. After that, you must raise the flatbed and ADF assemblies, and then remove the controller board shield. Now, you must unplug the J37 HVPS connector from the controller board, and then remove the scanner assembly. In the next step of the replacement procedure, you must remove the top cover from the Dell 3335dn, and then remove the rear exit guide assembly. Once you have removed the rear exit guide, you must remove the two screws that secure the exhausted fuser unit into place, and then slide the exhausted component about two inches towards you. Next, you must detach the cable connector cover, and then unplug the fuser AC cable. After that, you must unplug the fuser thermistor cable, and then unplug the exit sensor from the engine board. Finally, you must remove the exhausted fuser unit, and then install the replacement component by executing the current procedure in reverse order.

In the initial step of the replacement procedure, you must switch the Dell 3335dn off, and then remove the front cover of the scanner by releasing its tabs. After that, you must unplug the UICC cable from the PCB of the operator panel, and then unplug the two ribbon cables. Now, you must unplug the ground wire from the operator panel, and then remove the operator panel keypad. In the next step of the replacement procedure, you must release the rear tabs of the operator panel LCD, and then remove the screws that secure the card reader to the tub assembly. Once you have removed the screws, you must disconnect the card reader cable, and then remove the LED light tube. Finally, you must remove the card reader, and then install the replacement component by executing the current procedure in reverse order.