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You can power up your modem using the following sequence:
(Note: instructions are correctly 'toggled' do to pull-up resistors)<pre>echo 0 > /sys/class/gpio/gpio140/value % Sets to '1' the modem Reset pin (instruction are correctly 'toggled' do to pull-up resistors)
echo 1 > /sys/class/gpio/gpio141/value % Sets to '0' the modem On_Off pin
