LG SN4A - Software Update Guide

1-8
Copyright © 2021 LG Electronics Inc. All rights reserved.
Only for training and service purposes.
1. Preparation
1) SN4 Series Units : Main Unit, Wireless Subwoofer Unit.
2) SN4 RCU.
3) USB Memory.
4) Android Device with “Music Flow Bluetooth” App for FOTA update, “Version Check APP” for Version Check.
Caution :
• Take care not to power off during update.
• Do format USB memory before update (FAT32 fi le system).
SOFTWARE UPDATE GUIDE
<Main Unit>
Necessary
<RCU>
Necessary
<Wireless Subwoofer Unit>
If wireless subwoofer rx module
of primary unit is updated
<USB Memory>
for USB update
<Android Device>
“Music Flow Bluetooth”
must be installed for FOTA update
“Version Check APP”
must be installed for Version Check