E-waste? Not on my watch!

#EWaste #printer #HP #DeskJet #DIY #DIwhY

HP LaserJet 4P update + new toner cartridge

https://makertube.net/w/dwZWM6R8HKUEEJgMXTP4K4

HP LaserJet 4/4M Printer, Part 7 (Final): Printing demonstration

https://makertube.net/w/vuqqgc7PKamCfbcjirU1ZF

HP LaserJet 4/4M Printer, Part 6: Test page print demo

https://makertube.net/w/v3A2B6x4cLSuw2rn2dSv4D

HP LaserJet 4/4M Printer, Part 5: Menu Options

https://makertube.net/w/8sLhkZdPHzn8XVPxxiNUSG

HP LaserJet 4/4M Printer, Part 4: PCL vs. PostScript

https://makertube.net/w/dJpnpVgBqxCn9aFndZ7SX9

Dismantled an old HP DeskJet printer. Look what I found on the main board, a Z80 CPU.

#deskjet #hp #z80 #retrocomputing

I have an old HP DeskJet 6540 with all LEDs flashing very fast arbitrarily. It's not the repeated blinking to indicate missing paper or ink, but more like some kind of defect.

Any ideas?

#deskjet #deskjet6540 #repair

Requiring ink to scan a document—yet another insult from the printer industry

HP has been fighting a class-action lawsuit alleging that certain all-in-one printer models won't scan or fax without ink and that HP doesn't properly disclose this to shoppers.

#HewlettPackard #HP #canon #printer #printers #scanning #deskjet #scam #technology #tech

https://arstechnica.com/gadgets/2023/08/the-printers-that-require-ink-to-scan-and-fax/