User Manual
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6.Operation
During normal operation, the display alternately shows various status information (see Figure
6.1). Screens can also be scrolled manually by pressing the UP and DOWN keys.
Figure 6.1 Operation Overview
Lock screen
Pressing the ENTER key locks (Figure 6.2(a)) or unlocks (Figure 6.2 (b)) the screen.
Figure 6.2 Locks and Unlocks the Screen of LCD
Main Menu
Press the ESC key to access to the Main Menu
，
there are three submenus in the Main Menu
(see Figure 6.3)
：
Figure 6.3 Main Menu
