Question about HP LaserJet 2840 Printer
When document passes through the ADF ,it passes through transperent sheet where document gets exposed to the CCD ,if dirt or dust comes in this path way
it gets no exposure generating thin line on the output,So cleaning the dirt will resolve....happy going.
Posted on Jul 10, 2012
There is a thin strip of glass that you will see when you lift the top feeder. There is most likely white-out on it.
When you use the top feeder, it doesn't use the large glass, it only 'rolls' the original document over this small strip of glass.
Posted on Jan 18, 2008
Tips for a great answer:
Feb 04, 2013 | Epson AcuLaser CX11NF Printer
CClean The MX882 ADF (Automatic Document Feeder)
Be sure to turn off the power and unplug the power cord before cleaning the machine.
The power cannot be turned off while the machine is sending or receiving a fax, or when the received fax or unsent fax are stored in the machine's memory. Make sure if the machine completed sending or receiving all the faxes before disconnecting the power cord.
The machine cannot send or receive faxes when the power is turned off.
If you unplug the power cord, all the faxes stored in the machine's memory will be deleted.
Print the necessary faxes or save them to the memory card/USB flash drive before unplugging the power cord.
Open the Document Tray.
Open the Document Feeder Cover.
With a soft, clean, lint-free and dry cloth, wipe off any paper dust from the inside of the Document Feeder Cover (A).
After wiping, close the Document Feeder Cover by pushing it until it clicks into place.
Close the Document Tray. speed printer service
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