Adam Sampson's printer bookmarkshttps://bookmarks.offog.org/ats/printerAdam Sampson2014-12-20T16:08:48Z! Brain transplant of a 30 year old printer. - Danny Chouinard's doodadshttps://bookmarks.offog.org/edit?url=https%3A%2F%2Fsites.google.com%2Fsite%2Fdannychouinard%2FHome%2Ftp10upgrade2014-12-20T16:08:48ZHey -- I've got one of these! (Actually, I think I have one complete one, and parts of a broken one that I dismantled.) These were sold with different branding as a more capable alternative to the Sinclair ZX Printer in the UK.Nerdipedia : HomePagehttps://bookmarks.offog.org/edit?url=http%3A%2F%2Fnerdipedia.com%2Ftiki-index.php2009-06-04T17:12:30ZMiscellaneous electronics stuff. Includes an interesting bit about reverse-engineering printer cartridge chips.HP LaserJet 4, 4+, 5 (EX/EXII) Catalog, The Printer Workshttps://bookmarks.offog.org/edit?url=http%3A%2F%2Fwww.printerworks.com%2FCatalogs%2FEX-Catalog%2FEX-AssblyContents.html2005-06-12T21:06:56ZParts supplier -- but with annotated exploded diagrams of all the Laserjet 4 guts, so you can identify the bits you need.PSA Spares Web Site and On-Line Store - Printer Spareshttps://bookmarks.offog.org/edit?url=http%3A%2F%2Fshop.psaspares.co.uk%2F2005-02-13T16:59:38ZBob Eager's recommendation for HP Laserjet bits.