You can refer
HowTo Physically Install ESA Kit and OCP Servers
to setup the rack.
Please also connect the network to the Tiogapass with the RJ45 cable.
Connect antennas to the output of the RF attenuators.
Note: the antennas in the picture are for demonstration, please use a proper antennas in formal use.
Connect AW2S RRH to the input of the RF attenuators with ANT ports.
Connect the SFP+ cable between the leftmost port of CPRI on AW2S RRH (as shown in the picture) and the rightmost port of CPRI on Tiogapass (as shown in the next picture).
Power on the AW2S RRH with the grey cable as shown in the picture.