If you need the exact official PDF, search for: "Gateman V20 manual PDF" or visit the (now part of ASSA ABLOY) website.
Gateman V20 (often referenced as the Gateman YDR3110 ) is a digital rim lock characterized by its slim touchpad design and dual-access methods. While the product has been largely discontinued, key informative features from the user manual include: Core Access Features Dual Authentication : Supports both (4–12 digits) and RFID card keys for entry. Smart Pad/Touch Interface Gateman V20 Manual