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Using the menu system can set to this machine convenient and intuitive to
meet the demands of user.
LED-540 using a highlight and high contrast LCD screen to display the whole
user menu. When the user does not operate or operate in overtime, the LCD
screen will display a non-menu state. If you use the buttons on the front panel
to set the machine, the LCD screen will display the menu according to user
actions for the user to have prompt and better, more straightforward
operations.
We will introduce the LED-540 menu system combing the LCD display and the
front panel buttons.
Non-menu state introduction
Turn on the power supply of LED-540, in the process of the system startup, the
LCD front panel would display the start interface on the left screen, when the
start completed, there will show the machine’s current state on the screen as
the following figure shows:
Using the Menus