User Manual N11
Operation
Industrial PC
3085-US-2.4 www.noax.com Page 59 of 120
10.2 Operation and display elements for device types
C12, C15, C19, C21W
All operation and display elements are located on the front of the housing. The control
panel consists of three function keys (F1 to F3), three control keys, four indicator lights
(LEDs) and an ambient light sensor (ALS) at the bottom of the front.
The following overview describes the functions as per the factory default settings.
10.2.1 General key information
D The (Input) LED lights up / flashes when a key is pressed.
D The keys should be pressed as close to the center of their respective symbol as
possible.
Operation and display element functions can be changed, limited, or deactivated using
the nSMART™ software.
Information on the operation and functionality of the nSMART™ software can be found in
Chapter 11.
Fig. 49: Operation and display elements C12, C15, C19, C21W
Function keys F1 to F3
LED area for OK, ! (Error), (Input), and (Power),
with the ambient light sensor (ALS) in the center
Key area for device control (Minus, Plus, and On/Off)
Front USB port
10.2.2 Ambient light sensor (ALS)
An ambient light sensor is located in the center of the LED area. Its purpose is to
automatically adjust the brightness of the display backlight to the available ambient
light it measures.
When the device is delivered, the display backlight automatic adjustment
is deactivated as standard.
The function can be activated or deactivated using the nSMART™ software.
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