First solder the 150 Ohm resistor
next solder the RS485 chip. You may choose to install optional 2x3 pin socket but it is not necessary
3) Install both of the 1x3 pin headers
4) Install the 15 pin header 5) (Optional) Install the rj45 female socket. You may choose to solder the cat5 directly to the board.
Next, how are you going to be using this adapter.
To select DMX Pin format you will place the shunt jumpers on the DMX position
To select the Renard Pin format you will place the shunt jumpers on the Renard position