Topfield TF 5100 CI, TF 5000 CI manual From another digital receiver via RS-232 port

7.3 From another digital receiver via RS-232 port 53

1.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 the other digital re- ceiver.

2. Turn on both of them.

3. Select the Installation > Transfer Firmware to Other IRD menu.