Sony STR-DN1050 - Manual (Page 239)

MULTI CHANNEL AV RECEIVER
STR-DN1050/STR-DN850
Checking the software version (Software Version)
You can check the current software version of the receiver.
1. Select [Settings] - [System Settings] from the home menu.
2. Check [Software Version].
Notes on use
4-488-938-11(1)
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