Comtech EF Data KST-2000A/B - Manual (Page 84)

Ku-Band Satellite Transceiver Revision 9
Fault Indication and Isolation MN/KST2000AB.IOM
4–4
R
F
O
U
T
P
U
T
O
F
F
T
X
R
F
L
E
D
O
F
F
T
X
R
F
L
E
D
S
O
L
I
D
T
X
R
F
L
E
D
F
L
A
S
H
I
N
G
S
U
M
M
A
R
Y
F
A
U
L
T
L
E
D
S
U
M
M
A
R
Y
F
A
U
L
T
R
E
L
A
Y
U
L
F
A
U
L
T
R
E
L
A
Y
D
L
F
A
U
L
T
R
E
L
A
Y
HPA FAULTS ( Comtech EFData)
HPA MODULE X1 X1 X1 X1 X1
BIAS VOLTAGE #1 - #9 X1 X1 X1 X1 X1
-5 VOLT POWER SUPPLY X1 X1 X1 X1 X1
+9.75 VOLT POWER SUPPLY X1 X1 X1 X1 X1
INTER-PROCESSOR COMMUNICATIONS X1 X1 X1 X1 X1
HPA FAULTS (OEM SSPA)
HPA MODULE X1 X1 X1 X1 X1
HPA FAULTS (TWTA)
HPA MODULE X1 X1 X1 X1 X1
HIGH VOLTAGE X1 X1 X1 X1 X1
TEMPERATURE X1 X1 X1 X1 X1
Legend
Note Fault/Alarm Relay Test Points Connector/Pins
1 SUMMARY FAULT J2: a (NO), c (COM), b(NC)
2 UL FAULT J2: W (NO), V (COM), U (NC)
3 DL FAULT J2: Z (NO), Y (COM), X (NC)
X1 FAULTS IF NOT MASKED OFF N/A
X2 ONLY ACTIVE WHEN
REDUNDANCY ENABLED N/A