4
Assembling the frame
Frame
4
Snap the frame onto the device (
4
).
Remove the dust protection sticker.
Preparing the device for insulation resistance testing
WARNING!
To avoid possible damage to the product or spurious insulation readings,
please DISCONNECT the USB charging unit before carrying out insulation
resistance testing (see figure below)!
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Before insulation resistance testing
Remove the frame.
Insert a flat-blade screwdriver into the small hole next to the tool symbol
and open the lid.
The USB charging unit is disconnected.
After insulation resistance testing
Click
After insulation resistance testing, close the lid until it clicks into place.
The USB charging unit is reconnected.
Snap the frame back onto the device.
