HP Printer Repair Simi Valley, CA

Problem: HP LaserJet M605n reported generating loud mechanical noise during operation.

Solution: Technician replaced the fuser assembly (RM2-6308), swing plate assembly (RM2-6321), Tray 2 pickup roller (RM2-6046), and two Tray 2 feed rollers (RM2-5642). Post-service inspection via customer-submitted video confirmed residual noise originating from the paper delivery assembly (RM2-6319), attribut

Problem: HP LaserJet M608dn in Glendale repeatedly pulling two to three staggered pages at a time from Tray 2, which was loaded with three different colors of paper.

Solution: Technician found paper in Tray 2 had been loaded with forward-edge bends, likely the primary cause of multi-feed. Replaced the Tray 2 separation roller assembly and reloaded paper flat and aligned. Printer operated without incident on follow-up confirmation.

Problem: HP LaserJet 600 M601 laser printer reported jamming at a Calabasas business.

Solution: Call cancelled by the customer prior to technician dispatch. No site visit or service was performed.

Problem: HP LaserJet 600 M601 would not power on. On-site inspection revealed error code 46.23.50, indicating possible firmware corruption or PC software configuration conflict.

Solution: Technician updated firmware, which the printer accepted, but upon reconnecting the USB cable and rebooting, the heartbeat LED remained solid red — indicating a formatter failure. Reseating the formatter board restored operation. Customer was quoted for a replacement formatter board (CE988-67912) and

Problem: HP Color LaserJet M553 reported paper jams originating from the tray; the side feeder subsequently stopped functioning.

Solution: Over two visits, the technician installed a Tray 1 roller kit (B5L24-67905) and replaced the fuser (B5L35-67901) and Tray 2 roller kit (B5L24-67904). Tray 2 continued to jam with jam code 13.B.D2, and lead-edge registration on the second page was significantly misaligned — an issue traced back to Ja

Problem: HP DesignJet T2300ps eMFP would not power up. On power-on, the formatter I-LED flashed once, the control panel power button flashed once, and the formatter fan ran continuously — no further activity.

Solution: Technician confirmed the formatter was suspect by removing it and observing the plotter initialize until halting on an 08:11 error (hard drive not found). Replaced hard drive (CN727-67045), then formatter, with no change. After consulting HP support, replaced the Engine PCA with Power Supply assembl

Problem: HP Color LaserJet MFP M477fnw brought in for scheduled preventative maintenance.

Solution: Performed full preventative maintenance on the HP CLJ MFP M477fnw at 49,758 page count. Thoroughly cleaned internal components and tested all functions to confirm proper operation.

Problem: HP LaserJet MFP M632h in a Van Nuys mail room presented with image defects along the right side of printed pages.

Solution: Inspection traced the defect to a torn mylar sleeve on the fuser heat roller. Replaced the fuser assembly (RM2-1256), tray 2 pickup roller (RM2-1275), and tray 2 separation roller (RM2-6772). Cleaned and tested the printer to confirm normal output.

Problem: HP LaserJet 600 M602 reported a fuser error message, halting print operations.

Solution: Replaced the fuser, transfer roller, three pickup rollers, and six feed rollers. Cleaned and tested the printer to confirm full functionality.