Sony SRS-ZR7 Help Manual page 235

When the UPDATE indicator lights up in orange, press and hold the UPDATE/WPS button until the beep
3
sound is heard.
When updating starts, the UPDATE indicator flashes in orange.
While updating, the speaker cannot be operated.
When software updating is completed, the UPDATE indicator lights off, and the speaker enters the standby mode or
BLUETOOTH/Network mode automatically.
When turning on the speaker after updating, the UPDATE indicator flashes three times in orange.
*1 The checking is finished immediately. So, you cannot see the flashing indicator. Depending on the network environment, it may take time. In this case,
wait for about one minute.
Related Topic
Update method 2: Manual update via the Internet
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