Panasonic SC-HTB250GA Service Manual page 7

3.2.2. Updating process 秘
期限: 無期限 迄
After Main PCB replacement, software update is necessary!
① Download the software (binary file) from website below to USB
（※ Use the USB 2.0 memory and copy files to the root folder ）
② In HDMI (ARC) mode, insert the USB Device into the USB port
on the back of the unit (Theater Bar)
③ After a few seconds, the software is automatically updated
（ ※ Return back to normal power on After the software update is completed ）
■ When Plug in USB (LED Indicators of the unit)
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Front of the unit
修理時のファームウェア更新⽅法
http://av.jpn.support.panasonic.com/support/global/cs/audio/
■ Software is updating
(Note: Do not remove USB Device or Power OFF in this stage)
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Back of the unit
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7
Audio customer support website
Software download
xxx.bin
Copy to USB memory
Insert into USB port
光
デジタル
音声入力
Software update
■ software update is completed
Lighting up
Lighting up