Question about HP OfficeJet Office Equipment & Supplies
...ml-2010. New toner cartridge installed since a few months ago, printed about 500 pages since then but lately having 2 faint white vertical lines from top to bottom on a dark background. Already shook ...
ML-2010. I've used the UNI-KIT refill. On the 1st printer, it worked flawlessly. The 2nd however, it printed (nearly) fine in the center section, with about 1.5" or so toward the edges being gradually
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