LaserJet II, IID, III, IIID, Apple LaserWriter II and about 300 others This post is a brain dump on a printer that I have repaired hundreds of times. It may have some minor errors and will not be comprehensive. I will add images within the next week or so. Error 50 was, by far, the…
If you experience an Error 52 on early HP LaserJet printers such as the LaserJet II or III (Canon SX engine) it is usually caused by a scanner malfunction. This can also be caused by a problem with the DC controller. On a LaserJet IIp or IIIp (Canon LX engine) this is usually caused by…
When working on older printers you will often encounter cryptic error codes. These are the most common ones I encountered on HP II and III series printers. Many of these codes have remained unchanged to this day on HP printers. Error Code Error Description Things to Check or Try 13 Paper Jam Check where paper…
There are a lot of parts to a printer but most problems are attributed to a select few. We have collected some of the more common parts for these machines below. Be aware that the Apple LaserWriter II uses mostly LaserJet II parts but, at the very least, the formatter and covers are different. Feed…
Laser printer restorations can be challenging. See some of the challenges you might face, and solutions for them, as we restore this HP LaserJet II. I tucked this Vintage HP LaserJet II away about 15 years ago and have not touched it since. Now that it has passed its 30th birthday I thought it would…
