− | DOUT1 is ON (if selected DOUT1), while modem is fixing radio frequency jamming. After jamming is over, DOUT1 is deactivated.<br><br>
| + | Radio jamming is the (usually deliberate) transmission of radio signals that disrupt communications by decreasing the signal to noise ratio. When jamming detection is enabled, {{{model|FM36YX}}} informs (with buzzer or LED, connected to digital output) driver about jamming event. |