Topfield TF 7720 HSCI - Manual (Page 61)

7.4 From another digital receiver via RS-232 port 55
7.4 From another digital receiver via RS-232 port
It is possible to transfer the firmware from the digital receiver
to another same digital receiver by connecting them with a RS-
232 cable. To update the firmware with this method, perform
the following steps:
1. Turn off the target digital receiver.
2. 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 the other digital receiver.
3. Turn on the source digital receiver if not
already on.
4. Select the Installation > Transfer Firmware
> Transfer Firmware to Other IRD menu,
then you get asked for confirmation; select
Yes .
5. Turn on the target digital receiver to start
the firmware transfer.
6. A progress bar appears showing the
progress of the firmware transfer.
7. Restart the target digital receiver when the
firmware transfer is complete.