User's Manual

Table Of Contents
USER MANUAL
8-2
21464-5
NORMARC 7050
MARKER BEACON
Operation Main Cabinet ©1999 Navia Aviation AS
8.2 Local Control Operation
The Local Control is the lower half of the control section on the cabinet front. This section is
used to control the transmitters and the operational modes of the Marker Beacon (MB)
besides showing the system status via Light Emitting Diodes (LED's).
Figure 8-3 LC1377 on front panel
8.2.1 Glossary
AUTOMATIC When the MB is in automatic mode of operation, any detected alarm(s)
will lead to either CHANGEOVER or SHUTDOWN.
MANUAL When MB is in manual operation, the MB state will not change if
alarm(s) is detected.
INTERLOCK When an MB is in active interlock mode, the MB will turn off active trans-
mitter and not allow them to be turned on before the interlock condition
is removed. This signal overrides manual mode of operation.
BATTERY
MAINS
MAIN
OFF
ON
TX TO AIR
LOCAL RS232
POWER
ON
OFF
LOCAL
REMOTE
MANUAL
AUTO
STBY
DISAGR
PARAM
MAINT
BATT
NORMAL
ON/
OFF
CHANGE
OVER
SERVICE
WARNING
ALARM
TX1
PROTECT
WRITE
TX1/
TX2
TX2
HBK 800-1