Sony STR-AN1000 Startup Manual page 336

Help Guide
Multi Channel AV Receiver/Multi Channel AV Amplifier
STR-AN1000/TA-AN1000
Checking software license information (Software License Information)
You can check the software license information.
Select [Setup] - [System Settings] from the home menu.
1
Select [Software License Information].
2
Follow the on-screen instructions.
3
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