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2.21 Error in replacing lithium batteries can lead to unacceptable risks, so use the
original lithium battery and replace the lithium battery according to the correct steps
in the instructions.
2.22 Please to remove the battery if the me equipment is not likely to be used for
some time.
2.23 Do not place foreign bodies such as metal in the groove of the base.
3 Installation of the device
3.1 Apex Locator Mode
3.1.1 Preparation
Insert the plug of the measuring wire into the right side socket of the unit.
Attention:
a) Please be careful to use the device, keep it stable and avoid hit. Incautious use
will lead to the damage or the failure of the machine.
b) Measurement can not be proceeded without the complete insertion of the plug.
c) Be sure not to hit the plug. Keep the device away.
Insert the file clip and lip hook respectively into the two sockets of the measuring
