Accordion style paper jam HP LaserJet 4 4Plus 5
Especially on HP LaserJet 4, 4Plus, 5 printers, if you have an accordion-style paper jam at the rear of the printer, with the paper trapped trying to go up the exit path, the problem is a failing output assembly. The solutions is to replace the exit/output assembly. This is considered a medium-level repair. We have installation instructions available below.
You can purchase a replacement output assembly here. Make sure to choose the correct model that corresponds with your printer:
Purchase the HP LaserJet 4/4Plus exit (output) assembly
Purchase the HP LaserJet 5 exit (output) assembly
This is considered a medium-level repair. We have installation instructions available here:
How to Replace the HP LaserJet 4/4Plus exit (output) assembly