Real-time updates and completed service calls from across the metro area.
Our technicians are in the field every day fixing equipment for local engineering firms, architects, and print shops. Below is a log of recent plotter service calls completed throughout Houston, Atascocita, Dickinson, Cinco Ranch, and surrounding areas—showing the exact plotter models, reported issues, and on-site fixes delivered by our team.
Jul 23, 2026·Sugar Land, TX 77478·HP Z5600
Problem:
HP DesignJet Z5600 reported a firmware update failure accompanied by error 21:13 — service station locked, blocking the upgrade.
Solution:
Diagnosed error 21:13 as a locked service station preventing firmware progression. Sourced the correct 6-ink service station (T8W15-67026) after resolving a parts mismatch. Replaced the service station, then traced a hang at 95% boot to faulty printheads. Replaced printheads, cycled the full ink-sys
Jul 2, 2026·Deer Park, TX 77536·HP T2300
Problem:
HP DesignJet T2300 reported not pulling paper from either roll.
Solution:
Arrived to find both rolls unloaded. Roll 1 had a jagged lead edge from scissor-cutting and a damaged core on one end. Cleaned and oiled the carriage rail, cleaned the feed rollers, and reloaded both rolls. Printed multiple internal test prints and reprinted a job from the queue without issue. Confi
Jun 2, 2026·Richmond, TX 77469·HP L2650
Problem:
HP DesignJet L26500 60" (CQ869A) reported a possible carriage belt issue; belt was found torn upon inspection.
Solution:
Replaced the torn carriage belt (CQ869-67072) and pulley assembly, oiled the carriage rod, and vacuumed debris from the old belt. Full test print was deferred pending customer-supplied printheads and ink.
Feb 27, 2026·Stafford, TX 77477·HP Z6200
Problem:
HP DesignJet Z6200 reporting error 28.7.01 with multiple printhead faults across all eight ink slots. Printheads had not been rotated due to a staffing change, and the maintenance cartridge was depleted.
Solution:
Technician swapped printheads across slots to isolate faults, cleaned printheads and carriage contacts, and advised that the main maintenance cartridge required replacement before further diagnosis. Once the customer received the maintenance cartridge, installing it cleared all errors. A secondary '
Jan 21, 2026·Baytown, TX 77520·HP T1100
Problem:
HP DesignJet T1100 producing poor print quality; diagnostic pages showed cyan and yellow completely absent despite prior ink and printhead swaps by the customer.
Solution:
Cleaned printhead contacts and carriage, reseated printheads, ran force drop detection and multiple cleaning cycles — cyan and yellow remained missing. Replaced HP 72 Matte Black/Yellow printhead (C9384A) and HP 72 Magenta/Cyan printhead (C9383A). Plotter completed alignment successfully; internal d
Jan 2, 2026·Rosenberg, TX 77471·HP T830
Problem:
HP DesignJet T830 MFP cutter jamming after every 5–6 cuts, failing consistently on the 7th page.
Solution:
Replaced worn cutter assembly (CQ890-67108). Cleaned and lubricated the carriage rail, then tested the printer to confirm reliable cut operation.
Dec 23, 2025·La Porte, TX 77571·HP T2300
Problem:
HP DesignJet T2300 MFP 44" plotter would not power on. Unit initialized to 86% before halting with a 21:13 error code, with the carriage and service station appearing unobstructed.
Solution:
Technician replaced the service station (CH538-67040), cleaned and oiled the carriage rail, then addressed recurring 08:04 and 59.3:00 errors by installing OEM formatter/hard drive combo (CN727-67029) and updating firmware via USB. End-of-life printheads G-PK (C9380A), MK-Y (C9384A), and M-C (C9383A
Aug 8, 2025·Tomball, TX 77377·HP DESIGNJET T850
Problem:
HP DesignJet T850 in Tomball, TX was unable to maintain a stable Wi-Fi connection to a host computer. Print jobs would initiate but stop after the second page.
Solution:
Reconfigured the printer port from WSD to a direct IP address assignment and updated the firmware. Print jobs completed without interruption after the changes.
Jul 4, 2025·Sugar Land, TX 77478·HP Z3200
Problem:
HP DesignJet Z3200 44" PostScript photo plotter in Sugar Land, TX was not printing yellow ink.
Solution:
Diagnosed a failed ink system or printhead as the root cause of the missing yellow channel. Replaced the printhead (C9406A) and tested output to confirm full color restoration.
Showing 9 of 9 service calls in Houston, TX.