ONKYO HT-S8400 Manuel D’Utilisation

En

To update the firmware of the AV receiver, you can 
choose from the following two methods: update via 
network, or update via USB storage. Choose the one that 
best suits your environment. Before proceeding with the 
update, please read the corresponding explanations 
carefully.

■

Update via network
You need a wired Internet connection to update the 
firmware.

■

page 74)

Please prepare a USB storage device such as a USB 
flash memory stick. You need at least 32 MB of 
available space to update the firmware.

• Check the network connection before updating.
• Do not touch the any cable or device connected to the AV 

receiver during the update process.

• Do not attempt to access the AV receiver from your PC while it 

is being updated.

• Do not shutdown the power of the AV receiver while it is being 

updated.

• The storage media in the USB card reader may not work.
• If the USB device is partitioned, each section will be treated as 

an independent device.

• If the USB device contains a lot of data, the AV receiver may 

take a while to read it.

• Operation is not guaranteed for all USB devices, which includes 

the ability to power them.

• Onkyo takes no responsibility whatsoever for the loss or damage 

of data resulting from the use of a USB device with the AV 
receiver. Onkyo recommends that you back up your important 
music files beforehand.

• If you connect a USB hard disk drive to the USB port, Onkyo 

recommends that you use its AC adapter to power it.

• USB hubs and USB devices with hub functions are not 

supported. Do not connect your USB device via a USB hub.

• USB devices with security functions are not supported.

The AV receiver allows you to update the firmware using 
network connection on the rear panel. 

• Make sure your AV receiver and TV are turned on and an 

Ethernet cable is connected to the rear panel of the AV receiver.

• Never unplug or turn off the AV receiver while it is being 

updated.

• Never plug or unplug an HDMI or Ethernet cable during the 

update process.

• Do not attempt to access the AV receiver from your PC while it 

is being updated.

• Never unplug the power cord during the update process.
• It takes maximum 60 minutes to complete the firmware update.
• The AV receiver will retain all your settings after the update is 

finished.

• Set  the  “HDMI Control (RIHD)” setting to “Off” 

(

• Turn off the controller device connected via Ethernet 

cable.

• Turn off Zone 2.
• Stop playback of contents from Internet Radio, 

iPod/iPhone, USB or servers, etc.

Limitation of liability
The program and accompanying online documentation 
are furnished to you for use at your own risk. Onkyo 
will not be liable and you will have no remedy for 
damages for any claim of any kind whatsoever 
concerning your use of the program or the 
accompanying online documentation, regardless of 
legal theory, and whether arising in tort or contract. In 
no event will Onkyo be liable to you or any third party 
for any special, indirect, incidental, or consequential 
damages of any kind, including, but not limited to, 
compensation, reimbursement or damages on account of 
the loss of present or prospective profits, loss of data, or 
for any other reason whatsoever.

remote controller.
The Setup menu will be displayed on the TV screen. 
The procedures thereafter can also be performed on 
the AV receiver by using its SETUP, arrow and 
ENTER buttons.

Note that the “Firmware Update” option will be 
grayed out for a short while after the AV receiver is 
turned on. Please wait until it becomes operable.

The update process will begin.
During the update process, the on-screen display 
may disappear depending on the updated program. 
When this occurs, you can still view the update 
progress on the front display of the AV receiver. The 
on-screen display will reappear after the update is 
complete, and upon turning the AV receiver off and 
on again.