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7.1 From a USB storage 51
7.1 From 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 digitalreceiver cannotrecognize not onlyit but also
the subsequent files and folders.
7.2 From 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 firmwaretransfer utility forthis, which
is available from the web site, http://www.i-topfield.com.