在ONKYO USA 官网看到的，下载速度很慢，于是上传到了百度盘供大家下载。
https://pan.baidu.com/s/1vFUlW4YOYvebJD7WQDCgxA
这个版本只能通过USB更新，未通过网络推送更新，比中国官网的版本号新很多。
更新内容中，大部分是给北美用户使用的，更新了一些在线电台，对于中国网友而言，最主要的一条是：修正了与某些蓝光机之间的DTS HD兼容问题。
找一个U盘，格式化成 FAT32，把所有文件解压到根目录，插入前置（后置应该也可以），开启功放，等待2分钟等网络和USB子系统启动完毕，按下主菜单，进入固件升级，点击固件升级即可。
升级大约需要20分钟，完毕后功放会自动关机，重新开机，进入系统设置，看版本号已是 1141-5104-0200-0000
历史更新记录
The 8/18/2016 update will address the following:
1. Improves the playback of particular SiriusXM stations.
2. This particular firmware update is only available via USB installation.
The
latest
update
includes
all
prior
updates.
The 9/24/2015 update will address the following:
1. A required update for SiriusXM Internet Radio Function (USA only)
2. Improve Spotify Connect operation.
3. Improve audio output of DTS‐HD Master Audio with a particular Blu‐ray disc.
The 10/18/2013 update will address the following: UPDATE AVAILABLE ONLY via USB (US ONLY)
1. Corrects lock up failure when using MiCasaVerde Vera Lite controller on the same network
The 8/28/2013 update will address the following: UPDATE AVAILABLE ONLY via USB
2. Improves picture output of 4K up-scaling;
3. Format change of Rhapsody is scheduled in the near future. To correspond this change, you should apply this
update.
The 6/13/2013 update will address the following: AVAILABLE VIA USB ONLY
1. Improves operation when HDMI Through is set to ON;
2. Corrects playback error problem of streaming audio to Zone2/3 from the music library in the phone when using
Onkyo Remote2 App for iPhone / iPod, and Onkyo Remote App for Android;
The 2/28/2013 update will address the following:
1. Improves picture output of 1080p/24 sources
2. Improves the playback stability of FLAC files via Network/USB
3. Corrects the sound leak issue between Main and powered Zone2/3 when activating Powered Zones
The 7/24 /2012 update will address the following:
4. Supports Onkyo Remote2 for iOS version: 1.30 or later;
-Adds support for high end models & audio streaming from iOS device
5. Supports Onkyo Remote for Android version: 1.30 or later;
-Adds support for high end models
*it is also necessary to update the App
6. Improves operation of "Power on" of remote control
7. Adds support of playback of Dolby True HD 192kHz file format by using Home Media Function;
Notice:
Limitation of when using UWF-1
1. Only 64 kHz and less sampling rate is supported; 2. Dolby TrueHD and DSD is not supported when using
Home Media Function; 3. Using at rear USB port is not supported when using Home Media Function;
The 6/15 /12 update will address the following:
1. Corrects unexpected instance where a portion of the internal memory may stop working during operation.
*See below for further important details
2. Adds UBT-1 Support
https://pan.baidu.com/s/1vFUlW4YOYvebJD7WQDCgxA
这个版本只能通过USB更新，未通过网络推送更新，比中国官网的版本号新很多。
更新内容中，大部分是给北美用户使用的，更新了一些在线电台，对于中国网友而言，最主要的一条是：修正了与某些蓝光机之间的DTS HD兼容问题。
找一个U盘，格式化成 FAT32，把所有文件解压到根目录，插入前置（后置应该也可以），开启功放，等待2分钟等网络和USB子系统启动完毕，按下主菜单，进入固件升级，点击固件升级即可。
升级大约需要20分钟，完毕后功放会自动关机，重新开机，进入系统设置，看版本号已是 1141-5104-0200-0000
历史更新记录
The 8/18/2016 update will address the following:
1. Improves the playback of particular SiriusXM stations.
2. This particular firmware update is only available via USB installation.
The
latest
update
includes
all
prior
updates.
The 9/24/2015 update will address the following:
1. A required update for SiriusXM Internet Radio Function (USA only)
2. Improve Spotify Connect operation.
3. Improve audio output of DTS‐HD Master Audio with a particular Blu‐ray disc.
The 10/18/2013 update will address the following: UPDATE AVAILABLE ONLY via USB (US ONLY)
1. Corrects lock up failure when using MiCasaVerde Vera Lite controller on the same network
The 8/28/2013 update will address the following: UPDATE AVAILABLE ONLY via USB
2. Improves picture output of 4K up-scaling;
3. Format change of Rhapsody is scheduled in the near future. To correspond this change, you should apply this
update.
The 6/13/2013 update will address the following: AVAILABLE VIA USB ONLY
1. Improves operation when HDMI Through is set to ON;
2. Corrects playback error problem of streaming audio to Zone2/3 from the music library in the phone when using
Onkyo Remote2 App for iPhone / iPod, and Onkyo Remote App for Android;
The 2/28/2013 update will address the following:
1. Improves picture output of 1080p/24 sources
2. Improves the playback stability of FLAC files via Network/USB
3. Corrects the sound leak issue between Main and powered Zone2/3 when activating Powered Zones
The 7/24 /2012 update will address the following:
4. Supports Onkyo Remote2 for iOS version: 1.30 or later;
-Adds support for high end models & audio streaming from iOS device
5. Supports Onkyo Remote for Android version: 1.30 or later;
-Adds support for high end models
*it is also necessary to update the App
6. Improves operation of "Power on" of remote control
7. Adds support of playback of Dolby True HD 192kHz file format by using Home Media Function;
Notice:
Limitation of when using UWF-1
1. Only 64 kHz and less sampling rate is supported; 2. Dolby TrueHD and DSD is not supported when using
Home Media Function; 3. Using at rear USB port is not supported when using Home Media Function;
The 6/15 /12 update will address the following:
1. Corrects unexpected instance where a portion of the internal memory may stop working during operation.
*See below for further important details
2. Adds UBT-1 Support
