Have you completed the initial setting procedure specifird in the gateway manual?
Please confirm the following referring to 'Initial setting method' in the Operation Manual :
① Check the following settings in the LEC controller.
（communication speed, unique Controller ID)
② Communication switch setting on the gateway
③ For LEC Controller setting by teaching box.
（Note： If a teaching box is used for controller setting in ③, please refer to the attachment for parameter change method）