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Chapter 8
Firmware Update
8.1
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 an RS-232 cable.
You need
TFD-Down
, a firmware transfer utility for this, which
is available from the website,
http://www.i-topfield.com
.
To update the firmware by this method, take the following
steps:
1. Download a new firmware applicable to
your digital receiver from the Topfield
website.
2. Turn off the digital receiver.
3. Plug one end of an RS-232 cable (9 pin
D-sub cable) into the
RS-232
port on the
digital receiver, and the other end into the
matching port on your computer.
4. Run
TFD-Down
.
The instructions on how to use
TFD-Down
are as follows: