Copier Repair Service History — Dallas, TX — Page 2

Problem: Customer in Frisco, TX requested procurement and delivery of a new HP LaserJet Pro MFP 4101fdw all-in-one printer.

Solution: New HP LaserJet Pro MFP 4101fdw delivered to the customer site in Frisco, TX and placed in the designated office as directed.

Problem: HP LaserJet MFP M632 displaying recurring error code 49.38.C on startup in Mesquite, TX.

Solution: Replaced the hard drive (part 5851-6712), installed updated firmware, and restored the unit to ready state. Network configuration was switched to DHCP to allow remote access for printer setup.

Problem: Lexmark XM3250 copier required on-site installation. Shipping box arrived with exterior damage, prompting inspection before deployment.

Solution: Technician unboxed the Lexmark XM3250, inspected for damage — rear cover was displaced but no cracks, scratches, or broken clips were found. Cover was reseated, IP address configured, and print, scan, copy, and network functions verified.

Problem: HP Color LaserJet Enterprise Flow MFP M578c reported persistent paper jams.

Solution: Technician found the image transfer belt had been customer-replaced prior to the call. Belt appeared correctly seated, yet constant jamming at the fuser entrance persisted. Consultation with a remote specialist indicated a registration assembly issue requiring extensive repair. Customer declined fur

Problem: Customer requested a new monochrome MFP to replace an aging Lexmark MX310dn at their McKinney, TX location.

Solution: Sourced and fulfilled a Lexmark MX331adn monochrome multifunction printer to replace the MX310dn. Unit was procured and shipped to the customer's requested location.

Problem: HP LaserJet Flow MFP M634 was stuck in a diagnostic startup loop, holding at step 1700+ for over 90 minutes with only a bare-bones web panel accessible.

Solution: Performed a full power drain by unplugging the unit and holding the power button to clear residual charge. Device returned to Ready. Updated firmware to the latest HP release, verified all features, and corrected an incorrect toner ordering reference (M635 listed instead of M634). Demonstrated ADF g

Problem: Customer required a new HP LaserJet Enterprise M635h with a fax accessory card deployed to a secondary location.

Solution: Procured and shipped an HP LaserJet Enterprise M635h along with a compatible fax accessory card. Technician installed the fax card on-site and completed printer setup and testing. Fax line connection remained pending at customer's end.

Problem: Customer in Denton, TX requested procurement of a new HP Color LaserJet MFP M479fdw.

Solution: New HP CLJ M479fdw MFP was sourced and arranged for direct shipment to the customer's location, with inside delivery confirmed.

Problem: A Lexmark MX331adn monochrome multifunction printer was needed for a finance department location in Mesquite, TX.

Solution: A new Lexmark MX331adn MFP was procured and delivered to the customer's finance department on-site in Mesquite, TX.

Problem: HP LaserJet MFP M425dn ADF not feeding documents; unit is a third-party managed device requiring vendor coordination.

Solution: Replaced ADF assembly (CF288-60011); machine returned Scanner Error 16 (ADF failure) after power-up. Verified all cable connections were properly seated — error persisted. Replacement ADF kit was sourced and installed; post-installation testing revealed intermittent ADF feed roller engagement. Escal

Problem: HP Color LaserJet MFP 4301fdn displaying paper-related error messages preventing print jobs from completing.

Solution: Identified a mismatch between paper tray settings and the print jobs being sent. Tray was configured for A4 instead of Letter size. Corrected tray settings, verified drivers on two PCs, and recommended switching from the Universal driver to the model-specific driver for greater control over printer

Problem: Customer requested a new HP LaserJet MFP M528f along with a compatible toner cartridge, with no additional paper tray required.

Solution: New HP LaserJet MFP M528f procured and shipped to the customer's location along with a separately ordered toner cartridge. Printer was delivered and received at the front desk.

Problem: HP LaserJet Enterprise M635h required installation of a fax accessory and network setup at a Carrollton, TX location.

Solution: Relocated an existing HP M3035 for disposal and repositioned a Lexmark MS810 to a rear area. Installed the HP M635h in the front area, connected it to the network and fax line, relocated the fax line from the rear, and installed the fax accessory card. The customer contacted the help desk to complet

Problem: Lexmark XM1145 in Garland, TX reported a non-responsive toner message despite a genuine Lexmark toner cartridge being installed.

Solution: Technician found the toner cartridge smart chip reader assembly misaligned and broken. Repositioned the sensor correctly, reinstalled the toner, and powered the unit on — printer returned to ready state. Replacement part #40X8266 (cartridge smart chip contact) was ordered for permanent repair.

Problem: Lexmark MX511 in Grand Prairie reported constant jams in Tray 2 and duplex failures. Unit also displayed a maintenance kit required alert.

Solution: Inspection revealed worn-smooth ADF pickup and separator rollers and a broken Tray 2 media-present actuator (flag). Quoted parts: 40X8800 media present sensor flag, 40X9135 fuser maintenance kit (200K/110–120V), 40X9108 ADF separator roller, and 40X8736 ADF pickup roller assembly.

Problem: HP LaserJet M426 displaying error 'network required for this service' when attempting to scan to network; no network connection detected on the device.

Solution: Technician verified the replacement scanner assembly was correct, then diagnosed a dead network drop — no link activity when a laptop was connected to the same cable. Coordinated with on-site IT to confirm the network port had been non-functional since a recent phone system/network upgrade. IT escal

Problem: Customer requested a new color laser MFP to replace an existing HP Color LaserJet Pro M479fdw.

Solution: Sourced and supplied an HP Color LaserJet Pro MFP 4301fdw. Unit was delivered and configured with USB connection mirroring the replaced device's setup, then tested to confirm full functionality.

Problem: HP Color LaserJet MFP M775 producing lines on printed output and a right-side door on the stacker/stapler assembly failing to latch closed.

Solution: Diagnosed lines as image defects caused by a damaged transfer belt from prior use of non-OEM toners. Replaced the ITB maintenance kit, including the transfer belt, second transfer roller, and all feed/separation rollers. Inspected the non-latching door and found the latch mechanism had been previous

Problem: Customer in Desoto, TX requested a new Lexmark MX532adwe multifunction printer to replace or supplement existing equipment.

Solution: Sourced and fulfilled a Lexmark MX532adwe unit; order was processed and the printer was drop-shipped directly to the end user.

Problem: HP LaserJet E62565 copier in Rockwall, TX producing persistent black lines running vertically down printed pages.

Solution: Installed a maintenance kit on the first visit, eliminating jams and print-quality defects. On a follow-up visit, replaced the ADF maintenance kit, which had registered low remaining life. Both issues were verified resolved with no further defects detected.

Problem: Lexmark XM3150 repeatedly displayed a 'no paper in tray' error despite Tray 2 being fully loaded with media.

Solution: Technician swapped Tray 2 and Tray 3 cassettes and exchanged feed/pick tires between trays to isolate the fault, then identified a broken media present sensor flag (part #40X8800). Replaced the actuator, set Tray 2 as default, configured Tray 1 for legal-size media, and enabled auto size select for

Problem: Customer in Duncanville, TX requested a new Lexmark MB2261i multifunction printer for an accounting department workstation.

Solution: Quotes were prepared and submitted for a new Lexmark MB2261i. Upon approval, a purchase order was placed; initial lead time extended to November, prompting a second sourcing order through an alternate distributor with in-stock availability. Unit shipped and was delivered to the customer site.

Problem: Brother MFC-L8900CDW repeatedly jammed after each jam clearance, indicating a secondary cause beyond the initial obstruction.

Solution: Technician removed multiple pieces of burnt paper lodged in the fuser assembly, then reseated the displaced sensor flag and spring. Test prints were run to confirm feed path was clear. Fuser unit, fuser cover assembly, eject sensor, and tray roller kit were identified as components requiring replace

Problem: HP Color LaserJet Pro MFP M479fdw reported labels and paper curling up at the corners during printing, with suspected label debris stuck on the MPF rollers.

Solution: Inspected the multi-purpose feed path, removed a torn paper fragment from the paper path, and replaced the front door assembly (RM2-1824-000CN). Confirmed no additional issues after repair.

Problem: HP Color LaserJet E87640z MFP reported error code 98.00.00, indicating a hard drive failure.

Solution: Replaced the failed hard drive on the HP CLJ E87640z MFP to clear error code 98.00.00. Coordinated with the customer's IT department to reconfigure network settings post-replacement. Verified no additional issues before completing the call.

Problem: HP LaserJet MFP M830 experiencing intermittent jams at the fuser unit.

Solution: Inspected fuser area and confirmed intermittent jam pattern. ADF maintenance kit and main maintenance kit were both at low cycle counts. Replaced both kits (C2H67A Main Kit, C1P70A ADF Kit), then tested all paper trays and copy functions. Advised the customer to provide a dedicated electrical outlet

Problem: Customer requested a new multifunction printer for their Grand Prairie, TX location.

Solution: Supplied and deployed a new Lexmark MX721ade with additional paper tray to meet the customer's multifunction print, copy, and scan requirements.

Problem: Customer at a Cedar Hill, TX facility requested procurement and delivery of a new Lexmark MX331adn multifunction printer.

Solution: Sourced and delivered a new Lexmark MX331adn MFP (S/N: 701944740T6DG) to the customer's location. Unit was received, signed for, and placed into service.

Problem: Customer requested a new Lexmark CX431adw Color MFP for their office.

Solution: Sourced and delivered a new Lexmark CX431adw Color MFP to the customer site.

Problem: Brother MFC-L3770 CDW producing a repeating black defect along the left side of printed pages.

Solution: Technician found drum units at approximately 10% life with non-OEM toner installed. Customer was advised that third-party toner can accelerate drum wear. Replacement of the drum cartridges was recommended as the first corrective step; customer agreed to source and install new drums.

Problem: HP Color LaserJet E57560 displayed a transfer kit replacement message; waste toner container was also found to be overflowing.

Solution: Replaced imaging kit components including transfer roller, transfer belt, and feed/separation rollers on trays 2–4. Vacuumed out excess waste toner to restore operation while a replacement waste container was sourced. Verified no additional issues on the unit.

Problem: HP LaserJet Enterprise Flow MFP M630z reported with recurring paper jams and abnormal mechanical noise, indicating a worn maintenance kit.

Solution: Installed customer-supplied maintenance kit on HP LaserJet Enterprise Flow MFP M630z (page count: 185,025). Jams and noise were eliminated. Maintenance counter reset via service mode was not possible on this unit.

Problem: HP Color LaserJet CM4540 MFP in Duncanville, TX experiencing persistent paper jams from Tray 3.

Solution: Replaced the Tray 3 pick-up assembly (RM1-5929-000CN). Post-replacement jams on bond paper were traced to sheets sticking together due to improper storage — paper was reseeded and jams ceased. Customer was advised to store bond paper in a sealed container to prevent static and moisture buildup. Tray

Problem: HP LaserJet M725 copier in Irving, TX reported jamming in Tray 4 and users experiencing paper size mismatch errors when printing from workstations.

Solution: Printed error log; found recurring 41.03.A4 general misprint errors. Inspected all feed and separation rollers — no wear found. Ran 20 sets of 10 copies from Tray 4 with no jams. Diagnosed mismatch errors as driver conflict: workstations had both a WSD driver and the HP driver installed simultaneous

Problem: The ADF on an HP Color LaserJet 500 M570dn would not feed paper through the top scanner, with intermittent skipping observed during testing.

Solution: Inspected the ADF paper path, confirmed feed roll and separation pad were seated correctly, cleared debris, and cleaned rollers. Skipping persisted, so the ADF roller kit (part #A8P79-65001) was replaced. ADF feed was verified functional post-repair. Service mode counter reset was deferred — admin p

Problem: HP Color LaserJet Managed MFP E57540dn reported a bad hard drive, rendering the device inoperable.

Solution: Replaced the failed hard drive, downloaded and installed current firmware, configured basic device settings, and verified correct IP address assignment. No additional issues were found at time of service.

Problem: HP LaserJet Flow MFP M525 producing heavy dark vertical lines on the left side of copied pages when using the ADF, with the control panel flagging roller cleaning recommended and recurring ADF jams when feeding hole-punched paper.

Solution: Technician found the toner cartridge failing and replaced it, eliminating image defects. Inspected ADF and tray 2 feed components; confirmed worn ADF feed roller and worn tray 2 feed roller and separation pad. Installed ADF roller kit (L2718A), pickup roller assembly (RM1-6323-000CN), and separation

Problem: HP Color LaserJet Enterprise Flow MFP M577 (pg. count 38,839) reported grinding and squealing noise during operation.

Solution: Inspected waste toner collection unit and found it backed up to the entry opening, restricting movement. Replaced cyan cartridge (at 10%) to rule out toner binding; noise persisted. Removed and inspected the image transfer belt — no visible damage. Replaced the toner collection/reservoir unit kit (B

Problem: Brother MFC-L8900cdw ADF not pulling paper; unit experiencing repeated jams traced to the automatic document feeder.

Solution: Inspection revealed the ADF separation pad assembly was missing its pad, causing feed failures and jams. Sourced a replacement separation pad assembly from the customer's spare unit and installed it, restoring normal ADF operation.

Problem: Lexmark B2236dw rejected a new OEM high-capacity toner cartridge, throwing a 42.61 error. The starter cartridge functioned normally.

Solution: Traced the 42.61 error to outdated 2019 firmware. USB ports absent on this model; configured network settings to access the web portal. Both automatic and manual firmware update attempts failed with a corrupt/incorrect file error. Engaged Lexmark support, who remoted in, placed the unit into invalid

Problem: HP LaserJet MFP M830 reported urgent paper jamming.

Solution: Inspection revealed the right door assembly was broken and could not be safely rigged without risking sensor damage. The right door assembly (RM1-9769) was replaced and the unit was tested to confirm jams were cleared.

Problem: Customer requested setup of an HP LaserJet M5035 MFP from among three units on-site. The target workstation for the connection had not been identified in advance.

Solution: Technician evaluated all three HP LaserJet M5035 MFPs on-site. Two units passed full printing, copying, and network connectivity tests. A third unit exhibited an ADF paper-detection failure but retained flatbed scanning and printing functions. The highest-performing unit was selected and configured

Problem: HP LaserJet 500 MFP M525c producing an audible squeaking noise during document feeding through the ADF.

Solution: Inspected the ADF on the HP M525c; roller cleaning yielded no improvement. Diagnosed error 30.03.45 (scanner failure on duplex scans) traced to the ADF drive assembly. Installed a complete ADF kit and updated firmware to current v3. Customer confirmed duplex scanning is not used. Single-sided functi

Problem: HP LaserJet Pro MFP M521dn reported a no-paper-pickup error message, with a suspected obstruction in the paper path.

Solution: Confirmed fault on display, inspected paper path for debris, reseated the Tray 2 feed roller, cycled the duplex tray, and verified no obstruction beneath the toner cartridge. Error cleared after all steps; multiple internal reports and copies printed to confirm normal operation.

Problem: HP LaserJet MFP M830 reported urgent repeat jamming requiring a callback visit.

Solution: Reseated the top cover sensor on the stapler/stacker (CZ994A). Cleared error code 66.60.31 by resetting timing on both output bins. Cleaned the machine and verified jam-free operation.

Problem: HP LaserJet MFP M632 in a high-volume emergency services environment was intermittently freezing mid-job and jamming paper frequently at 431,509 total page count.

Solution: Technician cleaned and cleared the entire machine, then replaced the Tray 2000-sheet assembly (RM2-0914), Tray 4 pickup unit (RM2-0892), registration assembly (RM2-6774), main maintenance kit (J8J87A), and ADF kit (J8J95A). Unit tested and confirmed operational.

Problem: HP LaserJet MFP M630h envelope feeder not pulling paper from the multipurpose tray.

Solution: Replaced Tray 1 feed rollers on the HP LJ MFP M630h. Cleaned all three MP tray rollers with rejuvenator, restoring feed performance. MP tray rollers (RM2-6925-000, CB506-67905, E6B67-67906, B3G84-67906) flagged as worn and scheduled for replacement.

Problem: HP LaserJet 4345 MFP emitting loud grinding noise during operation.

Solution: Found paper jammed in the registration assembly; cleared jam. Inspection revealed a nicked, worn fuser heat roller. Replaced swing plate assembly (RM1-0043-060) and 110V fuser maintenance kit (Q5998-67903). Grinding persisted post-replacement; traced to toner cartridge binding. Freed cartridge and c

Problem: HP Color LaserJet E62565HS reported image quality defects with light banding on the right side of output pages.

Solution: Technician diagnosed a torn fuser heat roller at approximately 20% remaining life. Replaced the maintenance kit, including the fuser, transfer roller, and all tray 2–5 rollers. ADF scanner glass was cleaned. No additional issues found.

Problem: HP LaserJet Flow MFP M525 producing vertical lines through copies when scanning via the ADF.

Solution: Inspection revealed the CVT slit glass and main flatbed glass were coated in dust; the CVT glass also had a sticky residue at center. Technician cleaned both glass surfaces, removing all contamination. Scanning output returned to full clarity with no remaining defects.