4 Hardware
4.1 Overview
This chapter describes the function of circuit boards in the BA-88A.
4.2 Safety Precautions
WARNING
Don’t touch the circuit boards by hand or others, when the analyzer is
working.
If you are about to detach the circuit boards, you should cut off the
power of the analyzer.
Please wear the glove to protect the circuit boards from ESD or release
the charge first when you detach the circuit boards.
4.3 Introduction of the Modules
The hardware system of the BA-88A is divided into the following modules or boards:
1 Main unit: CPU board, CPU extension board;
2 Data collection board: analogue board;
3 Human-machine communication module: LCD&touchscreen board;
4 The power module: Power board
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