Asus PE400D Series User Manual page 12

LTE Wireless antenna jack
The LTE wireless antenna jack allows you to connect a
wireless antenna for LTE signals.
WLAN Wireless antenna jack
The WLAN wireless antenna jack allows you to connect a
wireless antenna for Wi-Fi signals.
Microphone input jack
The microphone input jack is used to connect your Edge
Computer to an external microphone.
Audio output jack
This stereo audio jack is used to connect the system's audio
out signal to amplified speakers.
Isolated DIO connector
The Isolated Digital Input/Output (DIO) connector provides
electrical isolation (up to 2500 VDC) of digital input and
output signals, which allow micro controllers to detect and
output logic states. The high voltage protection can be used
in industrial level uses. Please refer to the illustration below
for the pin definition of the Isolated DIO connector.
12 PE400D Series
NOTE: The LTE wireless antenna is optional and may not
come bundled.
NOTE: The WLAN wireless antenna is optional and may
not come bundled.