Monitor/Alarms Menu Tree - Comtech EF Data Radyne RCS20 Installation And Operation Manual

RCS20 M:N Redundancy Switch
User Interfaces

4.3.3 MONITOR/ALARMS Menu Tree

4.3.3.1 EXPANSION SLOT MONITOR
This screen displays the contents of the expansion slots at the rear of the RCU20.
4.3.3.2 MOD / DEMOD FAULT MONITOR
This screen displays the fault status of the all prime and backup channel modulators and demodulators.
The fault status each modem is reported to the DDS20 through two open collector connections in the 68-
pin cable between each modem and the DDS20. The logic state of these status lines is then reported to
the RCU20 through the 15-pin high-density serial cable between the DDS20 and the RCU20. The
following letter codes may be used:
EXPANSION SLOT MONITOR
SLOT 0:
SLOT 1:
SLOT 2: BANK CONTROL:(IFS20A, DDS20)
SLOT 3:
SLOT 4:
SLOT 5: UNKNOWN TYPE
Key Label
S1 ---
S2 ---
S3 ---
S4 NEXT
Numeric Keypad ---
MOD / DEMOD FAULT MONITOR
BACKUP :
MODEM : 1 2 3
CONNECT:md md md md md md md md md md
FAULT :FF ?? FF ?? FF FF ?? ?? FF FF
(EMPTY)
USER INTERFACE
(EMPTY)
(EMPTY)
NEXT
Function
N/A
N/A
N/A
Press to cycle to the next screen.
N/A
B2 B1
4 5 6 7 8 9 0
NEXT
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Revision 15
MN-RCS20 and CD-RCS20