Sony SRS-X77 Operating Instructions Manual page 30

SONY:
4-570-646-11(1)
SRS-X77
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Wi-Fi Startup Guide
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For stable and convenient use, software updates of this unit are recommended before using.
Updating the Software
1
Connect the unit to a network
Refer to the Wi-Fi StartUp Guide (separate document) for details.(@)
If a new version of software is found, the UPDATE button lights up in orange.(@)
2
Tap and hold the UPDATE button until it beeps
When the software update completes, the UPDATE button disappears and the unit
enters standby mode or BLUETOOTH/Network standby mode.
SRS-X77:
http:/ /rd1.sony.net/help/speaker /srs-x77 /h_zz/