Operating the Equipment Locally
Instruction Manual: evolution 5000 E57xx DSNG and DENG Voyager Enco d er Page 4-109
ST.TM.E10076.3
LNB Lo Freq Option
To access the LNB Lo Freq option, press the LNB Lo Freq softkey in the
IRD Demod Menu.
This value should be s et to the LNB’s low er local oscillator fr equency. If the
LNB has only one loc al oscillator then bot h the LNB Lo and LNB Hi Freq
options should be set to that value.
LNB Hi Freq Option
To access the LNB Hi Freq option, press the LNB Hi Freq softkey in the
IRD Demod Menu.
This value should be s et to the LNB’s hig her local oscillator fr equency.
LNB Switch Freq Option
To access the LNB Switch Freq option, press the LNB Switch Freq softkey
in the IRD Demod Menu.
If the LNB has two lo cal oscillators, this value sets the freq uency above
which the higher loca l oscillator will be used. The switching betwe en the
local oscillators is by a 22 kHz tone.
LNB Supply
To access the LNB option, press the LNB softkey in the IRD Demod Menu.
Table 4.140: LNB Supply Options
Selected Option Description
Disabled LNB Supply Off
Enabled LNB Supply On
Boost LNB Supply (approximately 1 V higher than enabled)
Search Range Option
NOTE…
The search range is not applicable if the Sat Input is set to IF.
To access the Search Range option, press the Search Range softkey in
the IRD Demod Menu.
Table 4.141: Search Range Options
Valid Input Range Description
Min 0.1 kHz
Max 5.0 kHz
BER Threshold Option
To access the BER Threshold option, press the BER Threshold softkey in
the IRD Demod Menu. This sets the BER level that, if exceeded, generates a
BER Alarm.