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Table Of Contents
ESB-1090 : Front Surround System
Table of contents
1. Introduction
1.1. Equipment required for firmware update
1.2. Preparing the firmware
2. Updating the unit’s firmware
3. Troubleshooting
3.1. Flashing (red) indicator
3.2. Indicators off
Manual Development Group
© 2021 Yamaha Corporation
Published 10/2021
YJ-A1
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