Step 6-Check The Fx30 Operation - Sierra Wireless FX30 User Manual

Rev 4 March 2019
Digital Output/Open Drain
Digital output/open drain is only available using I/O 3 on the power connector.
Gateway
FX30
V
V
in
Internal pull-up
Off
10 kResistor
Internal Pull-up
On/Off
Off
Output
Figure 2-24: Digital Output/Open Drain
Note: To provide voltage on the digital output, either use the internal pull-up or add an
external pull-up.
Table 2-4: Digital Output / Open Drain
Pull-up State
Off Off Open Circuit
Active Low —
Step 6—Check the FX30 Operation
1. On initial power up, the Power LED is red. When the processor boots up, the
LED turns amber (by default). The Power LED can be controlled by Legato
applications.
If the Power LED does not turn on, ensure that the:
· Power connector is plugged in and supplying voltage of 4.75 V or greater.
· On/Off (pin 3) is connected to the battery or power source. (See
Connect the Power and I/O
29
V
External pull-up
Vcc
Protection
circuitry
Minimum Typical
—
—
on page 21 for details.)
Installation and Startup
Maximum Units Comments
— — —
5 mA,  5 V
0.5 V
Step 5—
41110030