X450: Difference between revisions
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==FAQ== | ==FAQ== | ||
Q1. How to use the pin header marked “PWR ON” , “SPK MUTE” and “AMP OFF”?. | |||
A: | |||
* PWR ON: Short - Auto power on when power applied, Open – Using an external latching switch to control power on/off | * PWR ON: Short - Auto power on when power applied, Open – Using an external latching switch to control power on/off | ||
* SPK MUTE: Short – Speaker un-muted, Open – Mute enabled and it is controlled by GPIO22 with additional software setting e.g high = speaker unmuted, Low=speaker muted | * SPK MUTE: Short – Speaker un-muted, Open – Mute enabled and it is controlled by GPIO22 with additional software setting e.g high = speaker unmuted, Low=speaker muted | ||