7.2 From your computer via RS-232 port 51

7.2From 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 SDL Downloader, 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 digital receiver, and the other end into the matching port on your computer.

4.Run SDL Downloader.

The instructions on how to use SDL Downloader 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.

Page 57
Image 57
Topfield TF6400IR manual From your computer via RS-232 port