SKIDATA Payment System Error Codes

Access Control System Errors

Errors related to access control terminals, card readers, and gate systems.

Code	Meaning	Possible Causes	Solutions
AC001	Card Reader Error - Card reader not functioning	•Card reader hardware failure •Card reader dirty or damaged •Card insertion problem •Chip reader malfunction •RFID reader antenna issue	Clean card reader with appropriate cleaning card Check card reader for visible damage or debris Try inserting card again carefully Verify card chip or RFID tag is not damaged Test with different access card Contact SKIDATA support if card reader needs replacement
AC002	Gate Communication Error - Gate system not responding	•Network connection issue •Gate controller offline •Communication cable problem •Gate sensor failure	Verify network connection to gate system Check gate controller status and restart if needed Inspect communication cables for damage Test gate sensors and replace if faulty Restart gate system and verify communication Contact technical support for advanced diagnostics
AC003	Access Denied Error - Valid card but access denied	•Card not authorized for this area •Card expired or deactivated •Time restriction active •Access level insufficient •Card blocked	Verify card is authorized for this access point Check card expiration date and validity Verify time restrictions are not blocking access Check access level permissions Contact administrator to verify card status Try with different authorized card
AC004	Gate Motor Error - Gate motor malfunction	•Motor hardware failure •Mechanical obstruction •Motor overload •Power supply issue •Motor controller failure	Check for mechanical obstructions blocking gate Verify motor power supply is functioning Test motor controller functionality Check motor for visible damage Restart gate system and test motor Contact support for motor replacement if hardware failure
AC005	Biometric Scanner Error - Biometric reader not working	•Scanner hardware failure •Scanner dirty or damaged •Calibration issue •Lighting conditions •Scanner software error	Clean scanner surface and check for obstructions Verify scanner is properly positioned Check lighting conditions at access point Recalibrate biometric scanner if needed Restart scanner and test functionality Contact support for scanner replacement if hardware failure

Parking System Errors

Errors related to parking payment terminals, ticket dispensers, and parking management systems.

Code	Meaning	Possible Causes	Solutions
PK001	Ticket Dispenser Error - Ticket dispenser malfunction	•Paper jam in ticket dispenser •Out of ticket paper •Ticket dispenser motor failure •Sensor malfunction •Mechanical obstruction	Check ticket paper supply and reload if empty Clear any paper jams in the dispenser Inspect dispenser for mechanical obstructions Restart the parking system and try again Check dispenser sensors for proper operation Contact SKIDATA support if hardware replacement needed
PK002	Payment Terminal Error - Payment terminal not responding	•Terminal hardware failure •Payment processor connection issue •Terminal software error •Card reader malfunction	Restart the payment terminal Check payment processor connection Verify card reader is functioning correctly Update terminal software if available Test with different payment method Contact payment processor support if issue persists
PK003	License Plate Recognition Error - LPR system malfunction	•Camera malfunction •Poor image quality •License plate obscured •LPR software error •Lighting conditions	Clean camera lens and check for obstructions Verify camera is properly positioned Check lighting conditions at entry/exit Restart LPR system and recalibrate if needed Verify license plate is clearly visible Contact support for camera replacement if hardware failure
PK004	Parking Space Sensor Error - Space detection sensor failure	•Sensor hardware failure •Sensor calibration issue •Wiring problem •Environmental interference	Check sensor wiring and connections Recalibrate parking space sensors Verify sensor is properly installed Test sensor functionality individually Replace sensor if hardware failure detected Contact technical support for sensor replacement
PK005	Barrier System Error - Barrier not functioning	•Barrier motor failure •Barrier controller offline •Barrier sensor failure •Mechanical obstruction •Power supply issue	Check for mechanical obstructions blocking barrier Verify barrier controller is online Test barrier sensors Check barrier motor power supply Restart barrier system Contact support for barrier replacement if hardware failure

Ticket System Errors

Errors related to ticket vending machines, validators, and electronic ticketing systems.

Code	Meaning	Possible Causes	Solutions
TK001	Ticket Validator Error - Ticket validator not functioning	•Validator sensor failure •Ticket insertion mechanism problem •Validator communication error •Hardware malfunction	Check validator sensors for proper operation Inspect ticket insertion mechanism Verify validator communication with system Clean validator components Restart validator and test functionality Contact support for validator replacement
TK002	Ticket Vending Machine Error - Vending machine malfunction	•Out of ticket stock •Ticket dispenser jam •Payment terminal error •Machine communication failure	Check ticket stock and reload if empty Clear any ticket jams in dispenser Verify payment terminal is functioning Check machine communication with central system Restart vending machine Contact technical support for advanced diagnostics
TK003	Contactless Payment Error - NFC/RFID payment not working	•NFC reader malfunction •Card/token not detected •Reader antenna problem •Payment processor issue	Verify NFC reader is functioning Check if card/token is properly positioned Test NFC reader antenna Restart payment processor Try different contactless payment method Contact support for reader replacement
TK004	Ticket Printer Error - Receipt printer malfunction	•Out of receipt paper •Paper jam •Printer hardware failure •Printer connection issue	Check receipt paper supply and reload if needed Clear any paper jams in printer Verify printer is properly connected Restart printer and try printing again Check printer for error indicators Contact support if printer needs replacement
TK005	System Communication Error - Central system communication failure	•Network connectivity issue •Server connection problem •Communication protocol error •Firewall blocking	Verify network connection to central system Check server connectivity status Test communication protocol Verify firewall settings Restart communication module Contact IT support for network diagnostics

Event Management System Errors

Errors related to event ticketing, access control, and visitor management systems.

Code	Meaning	Possible Causes	Solutions
EV001	Event Access Error - Access denied at event entry	•Ticket not valid for this event •Ticket already used •Ticket expired •Access level insufficient •Event access restricted	Verify ticket is valid for this event Check if ticket has already been used Verify ticket expiration date Check access level permissions Contact event administrator for assistance Try with different valid ticket
EV002	Visitor Counter Error - Visitor counting system malfunction	•Counter sensor failure •Counter calibration issue •Communication error •Hardware malfunction	Check counter sensors for proper operation Recalibrate visitor counter Verify counter communication with system Test counter functionality Restart counter system Contact support for counter replacement
EV003	Turnstile Error - Turnstile not functioning	•Turnstile motor failure •Turnstile sensor failure •Mechanical obstruction •Controller communication error	Check for mechanical obstructions Verify turnstile sensors Test turnstile motor Check controller communication Restart turnstile system Contact support for turnstile replacement
EV004	Mobile Ticket Error - Mobile ticket not recognized	•QR code not readable •Ticket expired •Network connectivity issue •Mobile app error	Verify QR code is clearly visible and not damaged Check ticket expiration date Verify network connection for mobile app Restart mobile app and try again Check mobile device screen brightness Contact support if issue persists
EV005	Cashless Payment Error - Cashless payment system failure	•Payment processor connection issue •RFID wristband problem •Account balance insufficient •Payment terminal error	Verify payment processor connection Check RFID wristband functionality Verify account balance is sufficient Test payment terminal Try different payment method Contact payment system support

Hardware and System Errors

General hardware failures, system errors, and technical issues affecting SKIDATA systems.

Code	Meaning	Possible Causes	Solutions
HW001	System Initialization Error - System failed to initialize	•Software corruption •Hardware failure during boot •Configuration error •Memory problem	Restart the system completely Check system logs for error details Verify system configuration is correct Test system memory for errors Reinstall system software if corrupted Contact technical support for advanced troubleshooting
HW002	Network Connection Error - Network connectivity failure	•Ethernet cable disconnected •Network switch failure •IP configuration error •Firewall blocking	Verify Ethernet cable is connected Check network switch status Verify IP configuration settings Test network connectivity Check firewall rules Contact network administrator if needed
HW003	Power Supply Error - Power supply malfunction	•Power supply failure •Voltage fluctuation •Power cable issue •Fuse blown	Check power supply status indicators Verify power cable connections Test voltage levels Check and replace fuse if needed Replace power supply if hardware failure Contact support for power supply replacement
HW004	Display Screen Error - Terminal display not working	•Display hardware failure •Screen connection issue •Display controller problem •Power supply issue	Check display power connection Verify display cable connections Restart terminal and check display Test display controller functionality Replace display if hardware failure Contact support for display replacement
HW005	Data Storage Error - Storage system malfunction	•Storage device failure •Disk full •File system corruption •Storage controller error	Check storage device status Verify available disk space Test storage device functionality Backup data if possible Replace storage device if failure Contact support for storage replacement

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Important Information

If you encounter persistent errors or are unable to resolve an issue using the solutions provided, contact SKIDATA customer support for professional assistance. Some errors may require technical support, system configuration changes, or hardware replacement that must be handled by authorized SKIDATA service personnel. Never attempt to modify system hardware or software without proper authorization.

For technical support, contact SKIDATA customer service or your authorized service provider for expert assistance.

Support Information: SKIDATA provides technical support for their access control, parking, and ticketing systems. Contact information is available through your service contract or on the SKIDATA website.

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Troubleshooting Guidelines

Common Resolution Steps

✓Always verify network connection before processing transactions
✓Keep system firmware and software up to date
✓Regularly clean card readers and sensors to prevent errors
✓Monitor system for error messages and address promptly
✓Maintain adequate paper supply for ticket and receipt printers
✓Document recurring errors for support reference

Prevention Strategies

✓Ensure stable network connection for system communication
✓Regular system maintenance and component cleaning
✓Keep systems in secure, protected locations
✓Train staff on proper system operation procedures
✓Monitor system reports for error patterns
✓Maintain backup payment processing methods

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Frequently Asked Questions

What should I do if an access control card reader shows error code AC001?

Error code AC001 indicates a card reader malfunction. Clean the card reader with an appropriate cleaning card, check for visible damage, try inserting the card again, and verify the card chip or RFID tag is not damaged. Test with a different access card. If the issue persists, contact SKIDATA support for card reader replacement.

How do I resolve a parking ticket dispenser error (PK001)?

Error code PK001 means the ticket dispenser is malfunctioning. Check the ticket paper supply and reload if empty, clear any paper jams, inspect for mechanical obstructions, restart the parking system, and check dispenser sensors. Contact SKIDATA support if hardware replacement is needed.

What causes ticket validator errors (TK001)?

Ticket validator errors can be caused by sensor failure, ticket insertion mechanism problems, communication errors, or hardware malfunctions. Check validator sensors, inspect the insertion mechanism, verify communication, clean components, and restart the validator. Contact support if replacement is needed.

How do I fix an event access error (EV001)?

Event access errors typically occur when a ticket is not valid for the event, has already been used, is expired, or has insufficient access level. Verify the ticket is valid for this event, check if it has been used, verify expiration date, check access level permissions, and contact the event administrator if needed.

What should I do if I see a system initialization error (HW001)?

System initialization errors may indicate software corruption, hardware failure, configuration issues, or memory problems. Restart the system completely, check system logs, verify configuration, test memory, and reinstall software if corrupted. Contact technical support for advanced troubleshooting.

How often should I perform maintenance on SKIDATA systems?

Regular maintenance helps prevent errors and ensures optimal system performance. Perform routine cleaning weekly or more frequently in high-traffic environments. Follow manufacturer maintenance schedules, keep firmware updated, and document all maintenance activities. Contact SKIDATA for recommended maintenance schedules.

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Summary

Proper interpretation of SKIDATA error codes is essential for efficient system operations. This comprehensive reference enables quick problem identification and guides appropriate response actions. SKIDATA systems display error codes on terminal screens and in system logs to indicate specific system and payment processing issues. Understanding these codes helps maintain smooth operations and minimizes system downtime.

ℹ️For persistent errors or issues that cannot be resolved using this guide, contact SKIDATA customer support for professional assistance. Some errors may require technical support, system configuration changes, or hardware replacement. Always document error codes and system details when contacting support for faster resolution. Note that error code formats may vary by system model and software version—always consult your specific system's documentation for precise interpretations.