Terrasat Rx 1+1, Operation Manual

Page: 67 / 174

M ultifunction LEDs
|
5-5
• B: Online
Indicates that the B: side unit is receiving the signal from the antenna.
• Normal/Emergency
A red light indicates a hardware override of the waveguide switch is active. A
green light indicates that the M&C card has control of the waveguide switch.
Certain alarms are configurable which gives you the ability to define them as major,
minor, or no alarm when thresholds you set are exceeded. Major alarms will cause
switching between the LNAs. The factory default alarm configurations are listed in
Table 5.1 .
Table 5.1
Default Alarm Configuration
Alarm State
Major Minor None
Rx Alarms
U
ser

Co
nf
ig
ura
b
le
So
li
d
R
e
d
Fl
as
hi
ng
R
e
d
Lo
g O
n
ly
A: Rx Input Level Low Yes X
B: Rx Input Level Low Yes X
A: Rx Simulated No X
B: Rx Simulated No X
10 MHz Reference Yes X
A: VDC Low Level Yes X
B: VDC Low Level Yes X
A: VDC High Level Yes X
B: VDC High Level Yes X
Switch Fault No X X
A: Current Low Level Yes X
B: Current Low Level Yes X
A: Current High Level Yes X
B: Current High Level Yes X
Emergency Override Switch No X X