Service History — Greensboro, NC — Page 3

Problem: A Xerox AltaLink C8155 in High Point was displaying a finisher paper-jam error, halting all print output.

Solution: Technician cleared the paper jam, cleaned the finisher sensors, and tested the copier to confirm normal operation. The customer was advised on periodic sensor cleaning to reduce future jam occurrences.

Problem: Zebra 105SL printhead required replacement at a Thomasville, NC facility.

Solution: Replacement printhead sourced and shipped directly to the customer's location. Part delivered via UPS; work order closed upon confirmed delivery.

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: Fleet of Sato thermal printers at a High Point, NC facility required scheduled weekly preventive maintenance.

Solution: Technician performed weekly PMs across the Sato thermal printer fleet per the established maintenance schedule. All units were inspected and serviced to manufacturer standards.

Problem: Scheduled weekly preventive maintenance due on a fleet of Sato thermal printers at a Gibsonville, NC facility.

Solution: Technician performed weekly PMs on the Sato thermal printer fleet, completing all scheduled maintenance tasks per the established service checklist.

Problem: Fleet of Sato thermal printers at a High Point, NC facility due for scheduled weekly preventive maintenance.

Solution: Performed weekly PMs on multiple Sato thermal printers per the established maintenance schedule, covering the full fleet at the customer site.

Problem: Three of four Sato CL4NX Plus thermal printers at an Eden, NC warehouse facility were due for scheduled preventive maintenance.

Solution: Performed preventive maintenance on three Sato CL4NX Plus units, including full internal cleaning of each printer. All three units tested and returned to proper working condition following service.

Problem: Zebra GX430t thermal printer in High Point, NC was due for scheduled preventive maintenance (session 4 of 9).

Solution: Performed preventive maintenance on the Zebra GX430t at 1,198,251 inches of print history. Cleaned internal components and verified printer configuration.

Problem: SATO thermal printers at this Randleman facility required scheduled weekly preventive maintenance.

Solution: Technician performed weekly preventive maintenance on the SATO thermal printer fleet per the established PM schedule.

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 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 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: Nine Zebra ZT421 industrial thermal printers at a Mebane, NC facility were due for scheduled quarterly preventive maintenance.

Solution: Technician performed quarterly PM on all nine Zebra ZT421 printers, including full cleaning of each unit. Inspection identified two printers requiring printhead replacement (part P1058930-012). Replacement printheads were procured, installed, and tested before closing the call.

Problem: Zebra ZM400 thermal printer reported faulty media sensor assembly requiring replacement.

Solution: Technician installed a new media sensor assembly, then cleaned and tested the unit. Diagnostics also revealed a failed mainboard (79400-001M, 8MB); no customer authorization received, and the call was closed pending approval.

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: A Sato M10e thermal printer was reported as requiring sensor attention, indicating degraded or failed paper-detection performance.

Solution: Replaced faulty paper sensors on the Sato M10e, followed by full sensor calibration, cleaning, and functional testing to restore reliable media detection.

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: Printronix T8206 thermal printer flagged for scheduled PM, but investigation revealed the root cause was media-related: newly introduced labels with thin backing and yellow ink transfer were fouling printheads prematurely and causing jams at the platen roller and cutter.

Solution: Confirmed recent PM was current; diagnosed issues as incompatibility between new thin-backed label stock and existing hardware. Yellow ink buildup on printheads was accelerated by the new media. Inspected all five platen rollers and found grooves from wear — not problematic with prior label stock bu

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.

Problem: Zebra ZM400 industrial thermal printer was due for its third scheduled quarterly preventive maintenance visit.

Solution: Technician performed quarterly PM on the Zebra ZM400: removed accumulated label debris, cleaned internal components, and tested the unit. No parts required.

Problem: Zebra 170Xi3 Plus (203 dpi) reported a failed main drive belt, rendering the industrial thermal printer inoperable.

Solution: Technician installed a replacement main drive belt and platen roller on the Zebra 170Xi3 Plus. Unit was cleaned and function-tested after parts installation.

Problem: A Zebra 105SL Plus thermal printer in Mebane, NC was reported down due to belt issues, with the main feed belt having come off the unit.

Solution: Technician reseated and replaced the main feed belt on the Zebra 105SL Plus, then tested the printer to confirm proper media feed operation before returning the unit to service.

Problem: HP LaserJet P3005dn producing repeated paper jams at the tray. Customer had recently switched to a third-party glossy paper purchased through Amazon.

Solution: Technician identified incompatible paper stock as the likely cause. After confirming the correct paper grade made no improvement, the separation pad was replaced with an OEM part. Tested 150+ pages without a single jam. Customer confirmed full resolution at follow-up.

Problem: An HP LaserJet Pro 400 Color M451dw was generating persistent rear-output paper jam errors with no visible obstruction, causing near-complete loss of print capability.

Solution: Technician diagnosed a faulty fuser as the root cause and returned to install a replacement fuser unit, restoring normal operation.

Problem: HP Color LaserJet M855 in Graham, NC was due for a fifth preventive maintenance service.

Solution: Performed PM service on the HP Color LaserJet M855: cleaned internal components, replaced two rollers, and tested the unit to confirm proper operation.

Problem: HP LaserJet MFP M632 ADF would not feed documents — unit had locked up entirely, preventing all scan and copy functions.

Solution: Replaced the ADF assembly (J8J72A) and worn Tray 4 feed rollers. Cleaned the machine, tested all feed paths, and confirmed full document-feeding operation restored.

Problem: SATO M84Pro thermal printer reported with degraded or failed printhead requiring replacement.

Solution: Replaced the printhead on the SATO M84Pro, then cleaned, calibrated, and tested the unit to confirm restored print quality.

Problem: A Sato M84Pro thermal printer in Graham, NC was reported down with a ripped ribbon.

Solution: Technician repaired the ribbon spindle, cleaned the unit, and tested with third-party ribbon media to confirm full operation.

Problem: HP LaserJet M604 in High Point producing vertical lines down printed pages. Multiple toner cartridges on-site were found to be defective.

Solution: Identified defective toner cartridges as the source of vertical line defects. Installed a functional cartridge as an interim measure pending replacement stock. Replaced the Tray 2 pickup roller and both Tray 2 feed rollers, then cleaned and tested the printer.

Problem: A Sato M84Pro thermal printer in Mebane, NC was reported as requiring sensor replacement.

Solution: Technician replaced faulty sensors on the Sato M84Pro during a scheduled weekly visit, then cleaned and tested the unit to confirm proper operation.

Problem: HP LaserJet Enterprise Flow MFP M632z reporting persistent 49.38.07 error code, recurring across multiple service visits despite prior hard drive and formatter board replacements.

Solution: Replaced OEM hard drive and loaded VS4 firmware; subsequently identified an alternate conflicting printer driver on a networked PC and had it removed. On a follow-up visit, the error had progressed to 49.38.0D. Performed an erase/unlock of the hard drive and loaded newly released VS5 firmware. Confi

Problem: Zebra ZD621 thermal label printer experiencing inconsistent paper feed — labels tearing midway through the print cycle, with feed calibration adjustments unable to resolve the issue.

Solution: Technician diagnosed an uncorrectable paper feed fault on the ZD621. The unit was confirmed under manufacturer warranty and coordinated with Zebra support for depot return and replacement.

Problem: HP LaserJet M607 reported recurring paper jams originating at the rear door. A broken internal component had dislodged, and a roller was found unsecured.

Solution: Technician reseated the displaced internal component and replaced the unsecured roller using customer's on-site stock. Printer was tested and confirmed jam-free.

Problem: A new Zebra ZT420 thermal printer required installation and workstation setup at a Gibsonville, NC facility.

Solution: Installed the Zebra ZT420 (ZT42063-T010000Z) and configured it on two workstations. A third PC was inaccessible at time of service; the customer was advised to have IT add the printer to the server to simplify future workstation deployments.

Problem: A Brother MFC-L8905CDW in High Point produced only a narrow vertical strip when printing from a Mac, failed to scan, and rendered color artwork in black and white.

Solution: Technician removed packing material left inside the unit, reconfigured the printer on the Mac, and set up the scanner application. Print and scan functions verified across color and monochrome output.

Problem: Six Zebra label printers at a second facility location in Asheboro required preventive maintenance and operational verification.

Solution: Technician cleaned dust from all six units, ran test prints on each, and confirmed proper operation across the fleet. Findings were documented with test results and customer sign-offs.

Problem: HP LaserJet 2430 producing a consistent black line down the left side of every printed page.

Solution: Identified a depleted toner cartridge at 11% remaining as the source of the vertical line artifact. Replaced it with a new cartridge from customer stock, cleaned the printer, and confirmed clean output through test prints.

Problem: Lexmark MS610dn producing crinkled pages.

Solution: Diagnosed crinkling as a fuser assembly issue. Installed Lexmark 40X8433 maintenance kit, cleaned the machine, and tested output. Pages returned to normal quality.

Problem: HP DesignJet 5500 required multiple restarts to complete print jobs. An aftermarket carriage belt had been installed by the customer prior to the service call.

Solution: Disassembled the HP DesignJet 5500, cleaned internal components, and tested carriage movement with covers removed. Identified the aftermarket belt as insufficiently tensioned and slipping. Tightened the belt tension screw to maximum and verified print operation. Note: all OEM parts for this model ar

Problem: Lexmark MS810dn displaying a tray empty error despite paper being loaded, along with an Invalid Factory Configuration error after a replacement tray was installed.

Solution: Technician diagnosed the Invalid Factory Configuration error and tray-detection fault. The main logic board was identified as likely failed. The unit had been exposed to outdoor weather elements in a service lane environment, leaving it in poor overall condition. The customer elected not to proceed

Problem: HP LaserJet M3035 MFP in Mocksville, NC producing degraded image quality. The installed toner cartridge, at 62% life remaining, was identified as defective.

Solution: Technician tested two replacement toner cartridges provided by the customer; both were defective and produced worse image quality than the original. Original cartridge was reinstalled as an interim measure pending shipment of new replacement toner.

Problem: Zebra Z510 label printer at front desk location was due for scheduled preventive maintenance as part of a multi-unit PM cycle.

Solution: Performed preventive maintenance on Zebra Z510 label printer. Cleaned internal components and tested print output to confirm proper operation.

Problem: Brother MFC-9340CDW not printing complete documents from Windows and Mac workstations, though one wireless laptop printed normally via Wi-Fi.

Solution: Isolated the issue to corrupted print drivers on affected Windows and Mac machines. Directed users to delete and reinstall drivers, restoring full print connectivity. No print quality defects observed; counters reset on near-threshold components. Customer advised that remanufactured toner cartridges

Problem: Lexmark MS821 laser printer in Asheboro, NC was due for scheduled maintenance and required a replacement maintenance kit.

Solution: Maintenance kit sourced and shipped to the customer's location via FedEx Ground to restore the MS821 to manufacturer-specified operating condition.

Problem: Newly delivered HP Color LaserJet M553n displayed a 'Magenta cartridge very low' warning out of the box, despite all other toner levels reading full.

Solution: Technician visited the site, confirmed proper installation, and printed a supplies status page, which showed the magenta cartridge below measurable levels. HP Warranty Support was contacted; HP shipped a replacement magenta toner cartridge overnight. The customer installed the new cartridge, confirm

Problem: An HP PageWide MFP 377dw in High Point presented with an inaccessible paper jam blocking all print operations and a non-functioning Tray 2 lift mechanism.

Solution: Technician extracted the trapped media, performed Level 1 and Level 2 cleaning cycles, and completed a printhead alignment to restore full operation.

Problem: HP LaserJet P3005 reported jamming originating from Tray 2 (the bottom tray) at a Mocksville, NC business.

Solution: Replaced the Tray 2 pickup roller and Tray 2 separation pad. Cleaned the printer internally and performed test prints to confirm jam-free operation.

Problem: Zebra ZQ520 mobile thermal printer required printhead and platen roller replacement; media feed failures persisted, pointing to a likely media sensor or main board fault.

Solution: Replaced the printhead and platen roller on the ZQ520. Media slippage was ruled out as the root cause of feed failures; diagnostics indicated the media sensor or main board as the likely culprit. Main board was deemed cost-prohibitive and unobtainable, so the unit was returned to the customer for us