4RF Aprisa LTE - Page 100

100 | Aprisa LTE User Manual
Link LED
This parameter defines the operation serial port Link LED (left LED on RJ45 connector). The default setting
is Auto.
Option
Function
Auto
For RS232 mode only, the link LED is on if either CTS or DSR is
asserted by peer device, or if data has been received in last 10
seconds.
If using RS422 HD, RS232 FD or RS485 the link LED is always on.
Always On
The link LED is always on regardless of link status.