This document is the installation manual for PRO-2200 single card reader module (model PRO22R1), including warnings and tips, statements, unpacking procedures, transportation instructions, etc. The warnings include disconnecting all external power sources before installation, ensuring the power supply voltage is within the required range, and not powering on the system before the device is fully installed. The tips include the requirement of installing additional emergency exits in key entrances, fire channels, railings, elevators, etc. according to fire and safety regulations, and the need to protect the equipment from static electricity damage during transportation. The document also introduces the warranty period and confidentiality of the product. Finally, it provides instructions for the connection of power, card reader, and door devices, as well as communication with the main control module.