...
/boot/config.txt
arm_freq_min=250 core_freq_min=100 sdram_freq_min=150 over_voltage_min=0
/boot/config.txt:
dtoverlay=pi3-disable-wifi dtoverlay=pi3-disable-bt
/boot/config.txt:
dtparam=act_led_trigger=none dtparam=act_led_activelow=on
...
...
...
/boot/config.txt
arm_freq_min=250 core_freq_min=100 sdram_freq_min=150 over_voltage_min=0
/boot/config.txt:
dtoverlay=pi3-disable-wifi dtoverlay=pi3-disable-bt
/boot/config.txt:
dtparam=act_led_trigger=none dtparam=act_led_activelow=on
...