Connect DB9 RS232 connector and select terminal parameters 115200 bps, 8N1, no handshake Each SW41 product can be individually controlled using the serial number as below: @sw41-0001 help will print the help for the specific @sw41-0001 serial number device. The four numbers are the last four numbers of the product serial number. To address any sw41 device, remove the serial number part from the command. Use as below: @sw41 help will print the help for any sw41 connected RS232 Control Commands: help: print this summary usage: help disco: Ukko Discovery usage: disco returns other zigen ecosystem products if connected uptime: System uptime usage: uptime version: Firmware Version usage: version insel: HDMI Input Selection usage: insel <1|2|3|4> st: Get Device Status usage: st man: Display Device Info usage: man power: power ZIG-SW41 on/off usage: power Examples: @sw41-0055 power off Will turn off the power for sw41-0055 device @sw41 power off will turn off power to any sw41 connected @sw41 insel 3 will select the HDMI input 3 for the connected sw41 device