HP Printer Repair Greensboro, NC

Problem: HP LaserJet M607 reported producing a grinding noise during operation.

Solution: Installed HP OEM maintenance kit. Grinding noise isolated to the tray 2 feed assembly, which is not a field-replaceable component. Given the high page count and mechanical condition, the unit was flagged for full machine replacement rather than further repair.

Problem: HP LaserJet Enterprise M507 producing vertical streaks and lines on printed output.

Solution: Diagnosed streaking on the HP LaserJet Enterprise M507 (14,099 page count) to a defective CF289YC toner cartridge at 40% capacity leaving lines down the page. Cartridge replacement was recommended to restore clean print output.

Problem: HP DesignJet T1200ps 44" stopped printing blue ink. A recently installed cartridge showed no audible ink movement when shaken, printed briefly, then failed — pointing to a clogged tube assembly.

Solution: Technician ran a Replace Printheads routine to remove and inspect the print heads. The service station was heavily gummed with ink. Reinstalled print heads were rejected by the printer. Quoted replacement of service station (CH538-67040), ink tube assembly (CH538-67025), and all three print heads (C

Problem: HP LaserJet M506 in Winston-Salem producing vertical lines down the printed page.

Solution: Technician visited the site and confirmed the issue had been resolved after IT replaced the toner cartridge the previous day. No further intervention required.

Problem: HP LaserJet Flow MFP M830 reporting persistent paper jams in Tray 4 and Tray 5 with no obstruction found, and fax unit unable to send or receive.

Solution: Diagnosed false jam errors cycling between Tray 4 and Tray 5 with no physical obstruction present. Inspected paper path sensors and feed assemblies; restored jam detection and cleared fax communication fault to return the MFP to full copy and fax operation.

Problem: HP Color LaserJet MFP M880 reporting error 99.09.66 and unable to print. Hard drive format via the control panel was not accessible.

Solution: Diagnosed error 99.09.66 on the HP CLJ MFP M880. Hard drive replacement was indicated as the primary fix, with the formatter noted as a secondary possibility. Replaced the hard drive kit and reloaded firmware. Unit tested and returned to full operation.

Problem: HP LaserJet Enterprise MFP M528 reporting error 13.B9.D2 — persistent paper jam indication at Tray 2 with no physical jam present.

Solution: Diagnosed error 13.B9.D2 via Event Log; identified worn separation roller at Tray 2 as root cause. Replaced Tray 2 separation roller and tested — jam errors cleared. A damaged panel piece above Tray 2 was also noted as a contributing factor requiring further repair.

Problem: HP LaserJet M602 in Randleman, NC brought in for scheduled preventive maintenance cleaning.

Solution: Performed thorough internal cleaning of the HP LaserJet M602. Unit was found in excellent condition. Functionality verified through post-service testing.

Problem: HP Color LaserJet Enterprise MFP M681f presented for its fourth scheduled preventative maintenance visit at a Thomasville, NC business.

Solution: Performed preventative maintenance on the HP Color LaserJet Enterprise MFP M681f at 17,049 pages. Unit was fully cleaned and tested to restore baseline performance.