Denon AVR-591 - Page 25

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7. Completethermwareupdating
(1) Click the “Update” button.
(2) When writing of the rmware is completed, the power of this unit turns on automatically and you can see the “Update
completed” message.
(3) If you can’t complete the rmware update, please retry the rmware update from “3. Turn on the AV receiver/
amplier”.