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How to get started? Which hand should I hold a screwdriver and pliers?

 , 20 Ноября 2017
How to remove the case? There are so many different small screws, I do not understand what you need to unscrew.
You need a screwdriver with a long thin blade to disassemble the device. Generaly all case screws marked in the documentation, so you can find them easily.
  , 20 Ноября 2017
Should I switch off the device before disassembling?
Switching of is necessary. The device may contain parts of circuit with voltage more than 15 kV.