Gaoke GK-9000 V-II Manuale d'uso - Pagina 11

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Question 1: No image when turn on the document camera?

Solutions: 1. Check the electrical socket is energized. Change another socket for a try;

2. Whether connect the equipments correctly. If the connection is correct, change

another VGA cable for try;

3. Make sure the lens cover has been taken off.

Question 2: Blurry focus?

Solutions: 1. Check whether the lens for short-distance has been installed already, the lens clean

or not;

2. Check whether the document camera is on manual focus mode, press auto focus for

conversion;

3. Reduce the magnification;

4. Restart the document camera.

Question 3: No VGA signal output when the document camera is connected?

1. Check the VGA cable is firmly inserted;

2. Check the document camera is switched to another VGA channel;

3. Check the signal cable whether is damaged.

Question 4: When turn on the document camera, there is color deflection?

It may be caused by adjust "red+" or "blue+" button, press the button "AWB"(Auto

White Balance) can solve it.

Question 5: USB and RS232 do not work?

These functions need to work with the installed software. Please check the CD

software for reference.

Chapter Ⅲ Troubleshooting and Solution

Hangzhou Gaoke Visualizer User Manual