Reference Manual

6
1.3 Precautions for Maintenance
 This product is waterproof and dustproof, but it shall not be operated at extremely high
temperature, extremely low temperature or in the soaked environment. Please refer to the
temperature and humidity standards of product specifications.
 The screen may be damaged if being forcedly pressed. Do not click on the screen with a
resistive stylus pen, so as to avoid scratches or damages to the screen. Spray a small amount
of commercial LCD screen cleaner on the soft cloth to clean the screen. Avoid directly
spraying the cleaner on the screen.
 Do not wipe the LCD screen with any chemical cleaner.
 Keep the scanning window body clean and free of stains, and do not scratch it with sharp
objects.
 If you don't use this product for a long time, please download the data to the computer for
storage.
 When the machine is used for the first time or restored after being stored, the battery of
the machine needs to be recharged for a long time.
 In case of failure of machine, please write down the status information and contact the
maintenance personnel.