تماشای ویدئو HP 4250 maintenance kit install.wmv از آی-ویدئو

HP 4250n and HP 4250 maintenance kit installation instructions. How to install HP 4250 pick-up rollers, fuser, separation pad, and transfer roller. http://www.valstarprinter.com; https://www.valstarprinters.com/ProductDetails.asp?ProductCode=Q5421A
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