How to easily open the lid of a whiteboard marker

First of all, it depends on how the manufacturer designs, observe whether the whiteboard marker is recycled or single-use design, one-time use will naturally not be able to pull out the back cover, recycled can be pulled out or unscrewed back cover or front end, and then carry out ink replenishment or core change operation.

The projector is placed behind the electronic whiteboard and the projection is only the computer image displayed from behind the whiteboard, so that the user can operate very naturally and will not block the projection light and produce any shadows. The system composition of the rear projection electronic whiteboard is the same as that of the front projection, which integrates the projector and reserves space for the PC.

Wall-mounted whiteboard: Wall-mounted requires a darkroom to place the projector and a rear projection screen embedded in the wall, which maximizes space savings and creates an open, professional work environment. The smart board is embedded in the wall, the projector is placed in the dark room inside the wall and projected from behind, the speaker can stand directly in front of the whiteboard without blocking the light, the rear projection is embedded in the wall, and the external push-pull movable blackboard is integrated design, and the application and storage are very convenient, and this solution is suitable for new schools.

The interactive electronic tabula rasa can communicate with the computer for information, connect the electronic tabula rasa to the PC, and use the projector to project the content on the PC onto the electronic tabula rasa screen, the electronic tabula rasa at this time is equivalent to a particularly large handwriting board, can be written arbitrarily on it, draw and display on the PC in real time, and the file is saved as a graphic file.

This feature generally requires a dedicated whiteboard software to support. The PC can be connected to printers, digital kiosks and other equipment to achieve instant recording** display, physical display, printing, etc. If through a specific application.

For example, Microsoft's NetMeeting, the interactive electronic whiteboard can communicate with other offices and conference rooms through the network to achieve network conferencing.

First of all, you have to see if your pen can be inked, the back cover of the pen that can be inked is easy to open, and the whiteboard marker that can not be inked cannot be opened, so look at it clearly.

The front pen cover is a screwdriver, unplug the front pen cover and cover it in the back, as a screwdriver, super easy to use.

Soak the lid in boiling water for a while, or bake it on a fire machine --- this is difficult to grasp.

1.First of all, it depends on how the manufacturer designs, observe whether the whiteboard marker is recycled or used once the design of jujube disturbance, and the one-time use will naturally not be able to pull out the back cover, and the recycled use can be pulled out or unscrewed the back cover or front end, and then the ink or core change operation.

2.After confirming that the stool is a whiteboard marker used by Li Qiao, you can bite the back cover with your teeth and tear it open hard; It is also possible to use pliers to pull.

3.In order to avoid trouble, it is recommended to buy a whiteboard marker that can be filled with ink multiple times, which is more convenient and environmentally friendly.