No sound / Audio output device after flashing Jetson? (L4T 21.2)

Autonomous Machines Jetson & Embedded Systems Legacy Tegra Platforms (T20-T40)
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Hi Nicholas,
Can you please try replacing /etc/pulse/default.pa.hdmi with /etc/pulse/default.pa.orig ?
Reboot after replacement. Let me know what you see.
Best Regards,
Rahool

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