6.1 Firmware Update 37
6.1 Firmware Update

6.1.1 From The Satellite

You can update the firmware using the method called OTA
(Over The Air). OTA is a standard for the transmission and
receptionof application-related information in a wireless com-
munications system.
Toupdate the firmware by OTA,
press the Installation >Firmware
Upgrade menu.
The information of the satellite
availableto update the digital re-
ceiver’s firmware by OTA is as
follows.
Satellite
Astra
Frequency 12603 MHz
SymbolRate 22000 KS/s
Polarity Horizontal
PID 347
The satellite for OTA can be
changed. You can get the infor-
mation at the Topfield website,
http://www.i-topfield.com.

6.1.2 From a Personal Computer via RS232 Port

It is possible to transfer a new firmware to the digital receiver
from a personal computer connecting them by a RS232 cable
to update the firmware. The firmware transfer program,

TFD-

Down

is needed to use this method of update, which is avail-
able at the Topfieldwebsite, http://www.i-topfield.com.
How to update the firmware with this method is as follows.