20 Most Recent HP LaserJet 5si Printer - Page 4 Questions & Answers

Go to your menu and pick that cassette out and make sure it is set to the proper size envelope. ten to one it is not os it shows a jam cause it is looking for another size.

HP LaserJet... | Answered on Apr 01, 2018

optical unit is defective: Reconnect the connectors of the laser driver pca (j501) and the dc controller pca (j108, j109). If the problem is not solved replace the product. Per the service manual

HP LaserJet... | Answered on Mar 01, 2018

P{lease visit the following link on the HP website for suggestions on how to fix this issue.
error E3 on my HP laserjet M1132 MFP printer

Good Luck!
Rich Lilja

HP LaserJet... | Answered on Feb 19, 2018

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