User manual

Matrix Switching SystemUser Manual
47
Answer: It could be that the equipment power is not properly grounded. You must
properly ground your equipment; otherwise product life can easily be
shortened.
6. What to do if the audio matrix panel keys and communication ports are out of order?
Answer: Check the power and the computer communication ports are in good order. If
yes, it could be internal failure of the product, please send for repair by
qualified technical engineer.
7. What to do if operation and function failure occurred?
Answer: Check if the equipment and the matrix system are properly connected. If the
problem persists, send the product to the maintenance center for repair.
8. How to avoid the equipment failure due to the high temperature?
Answer: Place the equipment in a well ventilated location.
9. What to do if IR function failure occurred?
Answer: Check the remote control battery and be sure the IR connector is not loose.
Check whether the remote controller is aiming at the IR receiver accurately.
10. What to do if fire alarm function failure occurred?
Answer: Check and be sure the connection is not loose. Check whether the signal is
present, refer to 6.0.5.7 Fire Alarm.