Service Station motor direction test failure Other potential parts associated: Print Bundle PCA
Last updated: February 22, 2026
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Service Station motor direction test failure Other potential parts associated: Print Bundle PCA
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Remote troubleshooting (call agent) Switch the power off and disconnect the power cord. Reconnect the power cord and power on the printer. Enter the support menu (see Entering the service menus on page XX) and run the "Test Service Station" diagnostics test. After running the diagnostic, if the result is FAIL please follow the instructions of the diagnostic. The call agent should arrange a service engineer visit to change the Service Station. Onsite troubleshooting and solution (service engineer) Remove covers and check that the cables from the Service Station located in the Bundle PCA are correctly connected and not damaged. IMPORTANT: If any cable is disconnected then reconnect it, and power on the printer again to check whether the system error has disappeared. If any cable is damaged then replace the Service Station. Service station assembly Make sure that the Service Station path is clear. Remove any visible obstacles (screws, plastic parts, etc.) restricting the movement of the Service Station. Run the "Test Service Station" diagnostic test to verify the motor and sensors, and replace them if needed. System error:
Reference diagrams for common repair procedures related to this error:
Carriage Belt Replacement
Note: These diagrams are for reference only. Always consult official HP service documentation and follow proper ESD precautions.
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Related Questions
A maintenance area on the right side of the printer where the printheads are capped and cleaned when not in use. It prevents ink from drying in the nozzles.
The motor that drives the carriage assembly horizontally across the platen. It's responsible for the precise left-right movement of the printheads during printing.
A comprehensive technical document provided by HP to authorized service technicians containing detailed disassembly, repair, and calibration procedures.
The motor responsible for feeding media through the printer in precise increments between each pass of the printhead carriage.
Original replacement components manufactured by or for HP, designed specifically for DesignJet printers and guaranteed to meet HP's quality standards.
The main logic board inside an HP DesignJet printer that controls all operations, including processing print jobs, managing ink delivery, and communicating with connected devices.
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