HIKVISION DS-K3G501S Series Quick Start Manual page 27

DS-K3G501SX Series Tripod Turnstile Quick Start Guide
Serial Port 3 Jumper Cap
Use the jumper cap to switch the serial port communication mode. You can switch between the
RS-232 communication mode and the RS-485 communication mode. By default, it is in RS-232
communication mode. Use the serial port to connect with fingerprint module.
Serial Port 4/Serial Port 6 Jumper Cap
Use the jumper cap to switch the serial port communication mode. You can switch between the
RS-485 communication mode and the RS-232 communication mode. By default, it is in RS-485
communication mode. Use the serial port to connect with face recognition module.
Serial Port 7/Serial Port 8
The serial port has a fixed RS-232 communication mode. It has no jumper cap and cannot
change the communication mode. It can connect QR code scanner.
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