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remote control;
(2) Install the AAA battery according to the corresponding electrode,
and ensure that the positive and negative poles of the battery are correctly
placed ("+" to "+", "-" to "-", do not mix old and new batteries);
(3) After the battery is installed, close the back cover of the battery
assembly and make sure that the buckle below is tight.
Note: using the wrong type of battery may cause explosion. In order to
protect the environment, please put the waste batteries into the recycling
box.
4. Touch switch screen operation instructions
The interactive blackboard product supports any signal and any operation,
ensuring five-point effective contact touch at any position in the display
area for 2 seconds (five-finger touch screen), the screen turns black
without light source, and realizes writing chalk on the whole board.
Moreover, this function It can ensure that there will be no false touch
phenomenon in the black screen state. When it needs to be turned on,
ensure that the five-point effective contact touch time is 2 seconds at any
position in the display area, and the screen changes from black to normal
display state.
5. Procedures for turning on
Connect the power line of the host to the three hole socket of
