Reference Manual

2
 This device complies with part 15 of the FCC rules. Operation is subject to the
following two conditions: (1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that
may cause undesired operation.
1.3 maintenance considerations
 This product has the function of water-proof and dust-proof grade, but it should be
avoided to operate in extremely high temperature, extremely low temperature or
wet environment. Please refer to the temperature and humidity standard of the
product specification.
 Pressing down hard on the screen can damage it. Do not touch the screen with a
resistive Stylus to avoid scratching or damaging the screen. To clean the screen,
spray a small amount of commercial LCD screen cleaner on a soft cloth. Do not
spray the cleaner directly onto the screen.
 Do not use any chemical cleaner to wipe the LCD screen.
 Keep the scanning window clean and free of stains, do not use sharp objects to
depict.
 If you do not use this product for a long time, be sure to download the data to the
computer storage.
 It takes a long time to recharge the machine's batteries, either for the first time or
after storage.
 If the machine is out of order, please write down the condition information and
contact the Repairman.
1.4 Other notes
This equipment has been tested and found to comply with the limits for a Class B