Mocomtech SLM-5650 User Manual
Page 114
SLM-5650 Satellite Modem
Revision 1
Maintenance
MN/SLM5650.IOM
5–12
Table 5-2. SLM-5650 Fault Tree (Continued)
T
X
I
F
O
U
T
P
U
T
O
F
F
T
X
S
T
A
T
U
S
L
E
D
T
X
F
A
U
L
T
R
E
L
A
Y
R
X
S
T
A
T
U
S
L
E
D
R
X
F
A
U
L
T
R
E
L
A
Y
U
N
I
T
S
T
A
T
U
S
L
E
D
U
N
I
T
F
A
U
L
T
R
E
L
A
Y
A
U
D
I
B
L
E
A
L
A
R
M
T
X
A
I
S
R
X
A
I
S
UNIT FAULTS
(1)
(2)
(3)
NONE
X
GREEN
+5.0V POWER
X
RED
X
X
+3.3V POWER
X
RED
X
X
+2.5V POWER
X
RED
X
X
+1.5V POWER
X
RED
X
X
+12V POWER
X
RED
X
X
-12V POWER
X
RED
X
X
+18V POWER
X
RED
X
X
COOLING FAN
RED
X
X
EXTERNAL REF ACTIVITY
YELLOW
X
X
192 MHZ CLOCK PLL
X
RED
X
X
10 MHZ REF PLL
X
RED
X
X
M&C FPGA CONFIG
X
RED
X
X
MOD FPGA CONFIG
X
RED
X
X
DEMOD FPGA CONFIG
RED
X
X
DECODER FPGA CONFIG
RED
X
X
TX INTF FPGA CONFIG
X
RED
X
X
RX INTF FPGA CONFIG
RED
X
X
FEC #1 FPGA CONFIG
X**
RED
X
X
FEC #2 FPGA CONFIG
X**
RED
X
X
OPTION CARD FPGA CONFIG
RED
X
X
FPGA DCM phase Lock Loop
Fault
RED
Legend
Test Note
Fault/Alarm Relay
Test Points Connector/Pins
1
TX FAULT
J8/Pin 2 (NO), 1 (COM), 6 (NC) ****
2
RX FAULT
J8/Pin 5 (NO), 4 (COM), 9 (NC) ****
3
UNIT FAULT
J8/Pin 8 (NO), 7 (COM), 3 (NC) ****
****
A connection between the common and N.O. contacts indicate no fault/alarm.
**
The IF output is only affected if that particular FEC card is currently passing traffic.