HP Laserjet 4L – 4P refurb and repair
by Bob Putnak, ©2010. Of all the subjects that I have discussed, I receive the most inquiries about my HP Officejet “scanner system failure” repair article. That article also fondly mentions the old-school Laserjet’s, and I had several inquiries about repairing them. These old dinosaurs are still useful to any small business that prints traditional […]
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