58
Firmware Update
NOTE
You can only update with firmwares of which system identifi-
cation is identical to that of yours. Otherwise you will fail in
firmware update.
8.2
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 firmware transfer utility for this, which
is available from the website,
http://www.i-topfield.com
.
To update the firmware with this method, perform the follow-
ing 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 a RS-232 cable (9 pin D-
sub cable) into the
RS-232
port on the dig-
ital 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:
1. Press the
Find
button to select the new
firmware file.
2. Press the
download
button, and then turn
on the digital receiver to start the file trans-
fer.
3. A countdown will be displayed on screen
4. Restart the digital receiver when the file
transfer is complete.
