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6.3.2 Instructions for use of red and green glasses
When using red and green glasses to see the red and green targets, the red filter should be placed on
the right eye and the green filter should be placed on the left eye
.
7. Troubleshooting
In the event of device trouble, please check the device as per below chart to obtain guidance. If the
trouble is not shot, please contact with Chongqing Yeasn Science - Technology Co., Ltd. Maintenance
Department or the authorized dealer.
Trouble Reasons
Solutions
Displayer is not bright
The power cord is not correctly
connected to the socket
Connect the power cord correctly
Visual chart is not clear
The displayer is not clean
Clear up the displayer
Visual chart disappears
suddenly
The device enters standby mode Press any key on the controller
Remote controller keys
don’t work
There is an obstacle between the
controller and the displayer
Move away the obstacle
Wrong installation of battery
Install the battery correctly
Insufficient battery capacity
Replace the battery
Red filter
Green filter