Step 2：Run Piplay.
Step 3：Connect the Pimax 4K's USB and HDMI cables with PC, then connect the NOLO Headset Marker with PC using the 4M Steam VR cable.
Step 4：Turn on the NOLO base station and controllers.
Step 5：Run Steam VR.
Step 6：Place the headset horizontally on a flat surface within the tracking area, then pressing the pair button on the headset marker to set the head position.
Step 7：Run a Steam VR game.
Step 8：Put on the Pimax 4K (with headset marker mounted). With headset marker and controllers facing the base station, double-click the system button on any controller to calibrate the orientation.
Step 9：Enjoy VR with NOLO and Pimax 4K.