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compartment and replace the battery. And the battery of same model and specification
provided by manufacturer must be used.
2) Mains Supply Shift Switch
Mains supply with rated input voltage 230V (220V~240V) or 115V (100V~115V) can be
chosen by the shift switch according to local mains supply specification.
WARNING : Only qualified installation or service engineer can shift the mains shift
switch according to local mains supply.
3) Fuse
There are two same fuses installed on the bottom of the main unit. The specification is:
（T200mA 250V Ø5×20）
WARNING : Ruptured fused must only be replaced with the same type and rating as
the original.
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