Topfield HV7700 HSCI manual From a USB storage, From your computer via RS-232 port

7.1 From a USB storage 51

7.1From a USB storage

If you have a USB storage, you can update the firmware from it. To update the firmware from your USB storage, perform the following steps:

1.Download a new firmware from the Topfield web site.

2.Copy the firmware file to your USB storage.

3.Insert the USB storage into the USB port on the digital receiver.

4.Select the Installation > USB Firmware Upgrade menu, then the files in the USB storage are listed.

5.Place the highlight bar on the right firmware file and press the OK
button, then a countdown will be dis- played on the front of the digital receiver.

6.When ‘END’ message appears, restart the digital re- ceiver.

NOTE

Your USB storage must be formatted in the FAT file system. If not, the digital receiver cannot recognize your USB storage. In addition, the digital receiver can only recognize files and di- rectories which are named with only alphabetic, numeric and underscore letters. If there is a file or forlder named with other letters, the digital receiver cannot recognize not only it but also the subsequent files and folders.

7.2From your computer via RS-232 port

It is possible to transfer a new firmware to the digital receiver from your computer by connecting them with a RS-232 cable. You need TFD-Down, a firmware transfer utility for this, which is available from the web site, http://www.i-topfield.com.