•The printer you are using with your scanner (the product number and the serial number, found on the label at the back of the printer).

•Any special equipment or software you are using (for example, spoolers, networks, switch-boxes, modems, or special software drivers).

•The cable you are using (by part number) and where you purchased it.

•The software driver and version you are currently using.

hp designjet 815mfp & scanner 4200

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