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From a computer via RS232 port
It is possible to transfer a new firmware to the digital receiver
from your computer connecting them with a RS232 cable. You
need TFD-Down, the firmware transfer utility for this, which
is available at the Topfield web site, http://www.i-topfield.
com.
To update firmware with this method, perform the following
steps:
1.
2.
3.
4.
5.
How to use TFD-Down is as follows:
From another digital receiver via RS232 port
It is possible to transfer a new firmware to the digital receiver
from another same digital receiver connecting them with a
RS232 cable.
Download a new firmware applicable to the digital re-
ceiver from the Topfield web site.
Download TFD-Down from the Topfield web site.
Plug a RS232 cable into the RS-232 port on the digital
receiver and the corresponding port on your computer.
Turn on the digital receiver.
Run TFD-Down.
£
¢
1.
Press
firmware file.
£
¢
2.
Press
Download
transfer.
£
3.
Press
¢
transfer.
4.
Restart the digital receiver.
9.1 Updating the firmware 57
¡
button to select the new
Find
¡
button to start the file
button to cancel the file
¡
Stop
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