Which one is the antenna cable?
Based on the wiring diagram for the Shenzhen CU-K03 RFID Standalone Keypad, there is no external antenna cable. The device uses an internal RFID…
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Shenzhen CU-K03 Rfid Standalone Keypad User Manual — questions & answers
Read product questions and troubleshooting answers linked to Shenzhen CU-K03 Rfid Standalone Keypad User Manual.
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How do I set and use a 4-digit user access code without an RFID card?
To use a 4-digit access code (PIN) without a card on the Shenzhen CU-K03, you must first ensure the device is set to allow…