LPI has had a number of cases where a broken tab (or tabs) on the secondary transfer assembly which results in faded or washed out print on either right or left side of the page, or across the entire page in the case of both tabs broken. (Pic shown with both tabs correct/not Read More

Printer problem/issue Continuous “LOAD PAPER” message on control panel with cassette loaded. There has been an increase in occurrences where the actual “paper out” flag in the tray 2 cavity has broken – resulting in a continuous “LOAD PAPER” message on the control panel, even Read More

There has been in increase in cases where the above listed printer series having print quality issues due to a bent or stuck toner drum contact within the inner left side of the printer. The most common defect is usually referred as “circle” or “bubble print” with varying Read More

HP Color Laser Jet CP2025, CM2320, M351, M451, M375, M475, M476 Printers. There has been an increase in cases where the above series printers have a constant paper jamming problem in the rear door in which in most instances escalates to a service call to have a technician first Read More

Print/stop test: Use this diagnostic test to isolate the cause of problems such as image-formation defects and jams within the engine. During this test, stop the paper anywhere along the product paper path. The test can be programmed to stop printing internal pages or an external Read More

ISSUE: The spring 2015 products rolled the formatters during release, which increased the service replacement complexity. This document outlines the possible options of formatter service parts that can be ordered. The service parts also require correct programming (save/restore) Read More

Problem: 13.A2.FF paper jam message at power up Description: This error is not listed in the M600 Service manual. The error is caused by obstruction in the paper feed assembly or faulty feed sensor (PS102) or flag. This is also the equivalent to the entire 4200 and P4000 serie Read More

Issue/Problem: 31.13.02 Jam in document feeder Cause: If this error is a result of changing the printer’s formatter board, be sure the 512 MB RAM chip was transferred from the original board to the replacement board. If not, the above error will appear. If the error appears on Read More

Issue Description: The printer will not initialize to a ready state because there is a message on the control panel saying “Tray Lifting,” which will not clear. The action of the printer needing to remove the toner seal is the most likely cause for the “tray lifting” message on Read More

There has been a few formatter failures with the HP Laserjet M477MFP series formatters with problems such as Blank Display, “Ready to download” message and failed Embedded Network. Until the parts manual is released, the following is a list of the formatter part numbers for the Read More

For the 2015 and 2016 year LPI has noticed an increase in formatter replacement cases for the M525 and the Flow M525C printers. The following list of error code/descriptions are typical to see in the field and typically require Formatter replacement. Note: The network/data cable Read More

Description: There is a known problem with the communication between the printer’s formatter and control panel. The error message appears in five different languages as seen below:               Recommended action: Remove control panel along Read More

Issue/Problem: 31.13.02 Jam in document feeder Cause: If this error is a result of changing the printer’s formatter board, be sure the 512 MB RAM chip was transferred from the original board to the replacement board. If not, this error will appear. If the error appears on its Read More

HP M601, M602, M603 VS. M604, M605, M606 fuser drive assemblies With the release of the HP LJ Enterprise M604, M605 and M606 many are already asking about the compatibility of parts and specifically the fuser drive assembly. While some of the main internal components are Read More

HP M525/M575/M725/M775 MFP Control panel out of calibration or not responding in the correct locations ISSUE: Customer reports that the control panel appears “out of calibration” or is not responding in the correct areas. For example, touching on the right side menu items causes Read More