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11
04 General faults and troubleshooting methods
Faults
Device network
Bits not be
installed
Rusty with bits
Battery can not
be charged
Reason
Lithium battery no
power
Bits not be
installed
High humidity of
environment
The USB cable is
not plugged in or
specified charging
voltage is not
used.
Solution
Charge the device
Use C4
specification bits
Dry environment,
rub anti-rust oil on
the surface regularly
Plug in the USB
cable and use
specified charging
voltage
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