Topfield DIGITAL CABLE RECEIVER TF 100 C User Manual
38
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.
firmware update.
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.
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,
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.
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
digital receiver, and the other end into the
matching port on your computer.
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:
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.
fer.
3. A countdown will be displayed on screen
4. Restart the digital receiver when the file
transfer is complete.