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V. Introduction of software operation
1. Introduction of key and boot
Fig.5.1.1 Key
1. OK key; 2, direction key; 3, menu key; 4, start / pause key; 5, power key
As shown in the figure above, long press the power key on the lower-left corner of the keypad
panel to enter the self-checking screen as the figure below; after successful self-checking, the
program is started up and entered the partial discharge measurement interface.
Fig. 5.1.2 Self-checking screen when starting
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