User's Manual

USB Modem Maintenance
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advice can help you to maintain
U
 and its spare parts should be put out of the reach
 USB Modem dry. Moisture or water will corrupt circuit
 es with dust, or it will affect the
 re.
igh temperature will shorten the life of electronic

odem and destroy the electronic

 ntly. Do not use rough
 rts that can
be taken down will be stuck and affect its normal use.
9. USB Modem Maintenance
USB Modem is a high-precision electronic product, so please
maintain it carefully. The following
SB Modem and prolong its life.
The USB Modem
of the children.
Keep the
board.
Don’t lay USB Modem in plac
normal use of USB Modem.
Don’t lay the USB Modem in places with too high temperatu
Because h
devices.
Don’t lay the USB Modem in places with too low temperature.
Otherwise, when the temperature rises to the normal temperature,
there will be moisture in USB M
circuit board of USB Modem.
Don’t throw, knock or shake USB Modem intensely, in case to
damage the electronic circuit board and structure of USB Modem.
Use soft cloth to clean the USB Modem ge
chemical or abrasive cleaners to clean it.
Don’t draw your USB Modem with paint, in case the pa