Advantech UNO-238, Руководство пользователя

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UNO-238 User Manual 12
2.3.2 Nano SIM Slot
There’s one Nano SIM Slot for supporting LTE function, labeled “CN20” on board. In
addition to install SIM card on “CN20”, users are required to install a LTE Module on
“CN17” M.2 B Key to enable functionality.
2.4 Others
Figure 2.8 LED Indicator, Power Button, and Antenna Hole
2.4.1 LED Indicators
There are two LEDs to indicate the status of the system power and HDD.

PWR (Power): Green means normal. Light off means standby or power off.

HDD: Yellow flash means M.2 SATA normal R/W. (Note: When eMMC and
NVMe normal R/W, LED indicator will not light up)
2.4.2 Power button
The UNO-238 features 1 x power button extend from CN8 function through cable.
Press the power button to activate the hardware power on and shut down function.
2.4.3 Antenna Hole
This product offers four antenna mounting holes covered by pre-cut holes for users to
install with an antenna kit if they need LTE or wireless functions.
Power Button
LED Indicator
Antenna Antenna Antenna Antenna