Transmitter Menus
Operating Controls
3-7
3
DAR PLus Operator’s Guide
400468-1
Rev. C SW Release 1.0
3.2.5
Transmitter Digital Menu
The Transmitter Digital Menu displays the following information about the alarm states:
Internal QM2 Modem:
•
A1S (All 1s Inserted) - OK or “1sInserted”
•
LEVEL - OK
•
PLL (Phase Lock Loop) - “LOCKED” or “UNLOCKED”
•
LOS (Loss of Signal) - Input “OK” or “FAULTS”
•
T1/A1s (T1/All 1s Inserted) - “All 1s Inserted” or “OK”
•
T1/LOS (T1/Loss of Signal) - “OK” or “FAULTS”
External Modem:
•
Modem Sum – “INACTIVE” or “ACTIVE”
Figure 3-7
Transmitter Digital Alarm State Status Menu
MODEM STATUS
A1S
OK
LEVEL
OK
PLL
LOCKED
LOS
INPUT OK
T1/A1S
OK
T1/LOS
OK
LOSS OF SIGNAL
UNLOCKED
LOCKED
PHASE LOCK LOOP
T1 - ALL 1s INSERTED
ALL 1s INSERTED
OK
OK
T1 - LOSS OF SIGNAL
OK
OK
LEVEL
OK
or
FAULTS
or
FAULTS
or
FAULTS
INTERNAL QM2 STATUS
MODEM STATUS
MODEM SUM
INACTIVE
INTERNAL MODEM STATUS
MODEM SUM
INACTIVE (Normal)
ACTIVE (Alarm)
