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38 Firmware Update and Data Transfer
1. Download a new firmware applicable to the digital re-
ceiver from the Topfield website.
2. Download
TFD-Down
from the Topfield website.
3. Plug a RS232 cable into the RS232 port on the digital
receiver and the corresponding port on your computer.
4. Turn on the digital receiver.
5. Run
TFD-Down
.
How to use
TFD-Down
is as follows.
1. Press
✄
✂
✁
Find button to select the new
firmware file.
2. Press
✄
✂
✁
Download button to start the file
transfer.
3. Press
✄
✂
✁
Stop button to cancel the file trans-
fer.
6.1.3 From another Digital Receiver via RS232 Port
It is possible to transfer a new firmware to the digital receiver
from another digital receiver connecting them by a RS232 ca-
ble to update the firmware only if they are the same model.
How to update the firmware with this method is as follows.
1. Plug a RS232 cable into the RS232 port on the digital
receiver and the other’s.
2. Turn on them.
3. Select the Installation > Transfer Firmware to Other IRD
menu .