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1. Check whether the connection between the electronic whiteboard and the computer is normal;
2. Check whether the electronic whiteboard driver software is installed in good condition;
3. Check whether there is anti-virus software.
or firewall blocking;
4. Check whether the operation of the whiteboard pen is normal, if it is an electromagnetic induction electronic whiteboard, check whether the electronic pen is battery installed;
5. Check that the physical parts such as the electronic whiteboard and the surface of the board are in good condition.
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Whether your projector is telephoto or short-focus.
If there are two adjustment rings on the top of the telephoto projection lens, one is to adjust the definition, and the other is to adjust the size (usually the adjustment ring behind the projection lens), you just need to turn it.
If the short-throw projection uses a cantilever bracket, the inner bracket of the cantilever bracket can be adjusted by pulling or pushing it inward, and if it is a hanger, it can only be adjusted by moving the hanger forward or backward.
Hope I can help you.
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Go to the next pdf tutorial for the dog, Zen Beibu, directly search for the little red umbrella and roll noisy pdf, the first one is, there is**Installation and congratulatory talk about the whole process of using and configuring**。 You can also go to the Little Red Umbrella China Forum to see if there are solutions to any problems you encounter.
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Give you a stuffy **, there is a finch cover in it to resist the detailed operation of the spring.
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The electronic whiteboard driver can only be used with hardware, and the product drivers of different manufacturers are generally not universal, and the products of the same manufacturers also need to be matched with the corresponding models. It's best to find after-sales and ask for the original installation file, which contains the driver and software.
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Isn't it an electronic whiteboard for SCT?
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All manufacturers who do interactive electronic whiteboards will have a product line of teaching all-in-one machines, but those who do teaching all-in-one machines do not necessarily have electronic whiteboard production lines.
Just follow this idea to find it, the products are all the same, and there are dozens of companies doing it.
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Don't you know how to surf the internet?
Use Google or Baidu.
H: Hibernate (Hibernate).
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After powering on, press F8 to enter the startup item selection menu, which seems to have a last correct configuration option. If that doesn't work, try again and the repair starts. If you can't do it anymore, you can only reinstall the system.
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Try to fix the boot now, maybe you did some settings to cause. Reinstalling the system is the last resort.
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