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Chapter 3 Installation and Test Operation
3-19
3.7 Test Operation
3.7.1 Precautions for system configuration
a) HS link station No. of all stations shall be different from each other including this module in order to use HS link service.
b) Use the communication cable as specified only. If not, serious error may occur to communication.
c) Check communication cable if disconnected or shorted prior to installation.
d) Tighten up communication cable connector until connected firmly. If cable connection is unstable, serious error may occur to
communication.
e) If remote communication cable is connected, keep the cable far away from power line or inductive noise.
f) Since the coaxial cable is not flexible, it is to be diverged min. 30cm away from the connector in communication module. If
the cable is bent at a right angle or transformed compulsorily, cable disconnection or connector damage in communication
module will be caused.
g) If LED operation is abnormal, refer to Chapter 10 Troubleshooting to check for causes and take actions against. Contact
Customer Service center if the error is as before.