LEHMANN is a German manufacturer of innovative mechanical and electronic locking systems, specializing in RFID, keypad, and cylinder locks for furniture and commercial interiors.
LEHMANN (LEHMANN Vertriebsgesellschaft mbH & Co. KG) is a leading German manufacturer specializing in secure locking solutions for the furniture industry and interior fit-outs. Based in Minden, Westphalia, the company creates innovative mechanical and electronic locks designed to integrate seamlessly into modern workspaces and commercial environments.
The company's product line includes the GIRO and Captura electronic locks (featuring RFID and keypad interfaces), mechanical dial locks like the Verto, and sophisticated interlock systems for filing cabinets. LEHMANN also provides the LEHMANN Management Software (LMS) for the efficient administration of locker systems in large facilities.
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If the user code is lost, use the emergency key to open the lock. Turn the emergency key 180° clockwise, then turn the knob 90° to the open position. This resets the lock, allowing a new code to be programmed.
The GIRO RFID lock typically uses a single CR123A primary battery. Ensure correct polarity when replacing it and avoid rechargeable batteries.
The LMS software and corresponding documentation for managing electronic locking systems can be found at https://lms.lehmann-locks.com.
A red flashing LED usually indicates an invalid code entry or a battery warning. If the battery is low, replace it immediately to ensure continued operation.
Changing operating modes requires the Master Card and the specific Programming Card P1 (Mode). Follow the programming instructions in your specific model's manual to toggle between fixed and shared user modes.