Shenzhen Minde Electronics Technology LTD. MS3390 User Manual
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Safety precautions – Warning!
Warning!
This symbol indicates information that, if ignored or applied incorrectly, can create the possibility of
death or serious personal injury.
death or serious personal injury.
Disassembly and modification
Never try to disassemble or modify the unit in any way. High voltage inside creates the danger of
electrical shock.
electrical shock.
Interior parts and components
Never touch interior high-voltage parts or components. Doing so creates the danger of electrical
shock.
shock.
Abnormal conditions
Should the unit become hot or start to emit smoke or a strange odor, immediately turn off the power
and contact your original dealer. Continued use creates the danger of fire and electrical shock.
and contact your original dealer. Continued use creates the danger of fire and electrical shock.
Foreign objects
Should any foreign matter ever get into the unit, immediately turn off the power and contact your
original dealer. Continued use creates the danger of fire and electrical shock.
original dealer. Continued use creates the danger of fire and electrical shock.
Dropping and damage
Should you drop the unit and damage it, immediately turn off the power and contact your original
dealer. Continue use creates the danger of fire and electrical shock.
dealer. Continue use creates the danger of fire and electrical shock.
Laser beam
Never look directly into the laser beam. Doing so can cause serious eye damage.
Lithium-ion battery
1) Do not put a battery in microwave ovens or pressure cookers. Doing so may cause the battery to
overheat, explode or burst into flames.
2) Do not use a battery that smells strange, is overheating, is a strange color, or is a strange shape.
Doing so may cause the battery to overheat, explode or burst into flames.
3) If the amount of time period the battery can serve becomes considerably short, stop using it. It
may indicate the possibility of a malfunction in the battery. Continued charging the battery creates
the danger of heat emission, explosion, and fire.
the danger of heat emission, explosion, and fire.
4) Stop charging the battery after the recommended time even if it is not fully charged. Continuing to
charge the battery may cause the battery to overheat, explode or burst into flames.
5) If the battery leaks fluid or emits a strange smell, remove it from near heat or flames. Burning may
cause the battery to explode or burst into flames.
6) Should fluid from the battery accidentally get into your eyes, do not rub them. Immediately rinse
your eyes with clean water such as tap water and then consult a physician immediately.