2A
C. Installation
You can install the unit on the truss or ceiling, Use clamps to fix the unit to truss. Always ensure
that the unit is firmly fixed to avoid vibration and slipping while operating. Always ensure that the
structure to which you are attaching the unit is secure. Also always use a safety cable that can
hold 10 times of the weight of the unit when installing the fixture.
D. Troubleshooting
Following are a few common problems that may occur during operation. Here are some
suggestions for easy troubleshooting:
A. The fixture does not work
1. Check the connection of power and main fuse.
2. Measure the mains voltage on the main connector.
B. No response to the sound
1. Check microphone to see if it is good by tapping the microphone.
E. Warnings
：
1. Always remember to unplug the unit from the main power before any service is done.
2. There are no user serviceable parts inside.
3. Qualified
personnel
should do Service only.
4. Do not touch any wires during operation.
5. Do not touch the unit barehanded during operation.