Onkyo TX-NR535 Series Service Manual page 24

FIRMWARE UPDATE-1/2
USB Update (service mode)
CONFIDENTIALITY NOTICE:
The contents of the "Firmware Update" is "Confidential Information" as defined in the applicable "Service Center Agreement".
It is for the exclusive use of Onkyo/Integra Authorized Independent Service Centers.
Dissemination or posting of this Firmware Update to any non-authorized individual or company is strictly prohibited.
Failure to keep this information confidential may result in the loss of service center authorization.
[Version Check]
Refer to "OPERATION CHECK-1" about the way of showing firmware version.
[Preparation]
1. Connect the USB storage device to your PC. If there is any data in the USB storage device, remove it.
2. Download the firmware file (package file) from the Onkyo FTP-server.
However European service partners should download the firmware file (package file) from the ExtraNet.
Onkyo FTP-server: ftp://manex.onkyo.co.jp/_servicefwa/TX-NR535
ID and Password are those we informed when changed.
Filename is as follows: ONKAVR0017_****************.zip
Unzip the downloaded file. A following file is created.
ONKAVR0017_************.of0
ONKAVR0017_************.of1
ONKAVR0017_************.of2
ONKAVR0017_************.of3
ONKAVR0017_************.of4
3. Copy it to the USB storage device. Be careful not to copy the zip file.
4. Remove the USB storage device from your PC.
TX-NR535 / HT-R593