User manual

2
CHAPTER 1 PRODUCT SAFETY
1.1 Safety & Caution
1. Please read the following safety statement carefully.
2. Please preserve this user’s manual for reference
sometime.
3. Before cleaning the SG300BT, the users must cut off
all AC power. Do not use liquid or spray type of
detersive to clean the SG300BT. Please use dampish
cotton cloth to clean the SG300BT.
4. The outlet must set nearby the SG300BT for connecting
power easily.
5. Keep the SG300BT dry to avoid short circuit.
6. During installation you must fix the equipment at
solid table to avoid damage caused by falling.
7. Before inserting power please ensure the voltage is
healthy to the equipment.
8. For safety please tie wire well and don’t put
anything on the wire.
9. If you don’t use this equipment for long time, please
cut off the power to avoid damage from surge power.
10. Don’t spray any liquid on this scanner because it may
cause a fire or short circuit.
11. Please do not open the equipment. For safety only the
qualified serviceman can open the equipment.
12. If there are the following situations please contact
the qualified serviceman to check this equipment.
(a) The damage of wire or pin of power supply.
(b) Some Liquid infiltrate into the equipment.
(c) The equipment has been exposed to wet
environment.
(d) The equipment can’t work well.
(e) The equipment has any obvious damage, making the
SG300BT working abnormally.
13. Don’t store the SG300BT at the temperature lower than
-20°C (-4°F) or higher than +70°C (158°F) to avoid
any damage.