10.1 Introduction
The Front Panel Man Machine Interface (MMI) consists of a 5 button
keypad (Left Key, Up Key, Right Key, Down Key and Enter Key) for menu
navigation, a 4x20 character backlit LCD display, Heads-Up LEDs for quick
diagnosis of system status and alarms, Dedicated System Test pushbutton
and Alarm Silence On/Off pushbutton. There is also an SD card for
downloading the Logs to transfer to a computer for analysis.
Figure 10.1 – MMI Front Panel Interface
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