CRS-300 1:10 Redundancy Switch Revision 16
Front Panel Operation MN/CRS300.IOM
7–14
7.5.5 INFO: REMCONT (Remote Control Info)
REM CNTL: ON RS232
ADDR:0000 9600 BAUD 8N1
This screen displays if the unit is in LOCAL or REMOTE mode, gives details of the electrical
interface type, the unit address, the baud rate, and data format. Press [ENT] to return to the
previous menu.
7.5.6 INFO: MASK (Alarm Mask Info)
ALARMS MASKED: MODEM-TX
MODEM-RX ËPSU-A PSU-BÌ
This screen displays the alarms that are currently masked. If an alarm is not masked, a blank is
displayed in the relevant screen position. Power Supplies A and B cannot be both masked at the
same time, but are shown together here to indicate their relative positions on the screen.
7.6 SELECT: MONITOR
MONITOR: STATUS SW-ALARM
STORED-EVENTS COMMS IO
Select STATUS, SW-ALARM, STORED EVENTS, COMMS or IO using the ◄ ► arrow
keys, then press [ENT].
7.6.1 MONITOR: STATUS
TM 02 IS BRIDGED BY RM
BACKUP HOLDOFF: 05 SEC
This display shows the bridged or backup status of the Switch. When the Redundant Modem is not
backing up any of the Traffic Modems, the display will show which Traffic Modem is currently
being bridged by the Redundant Modem. If Auto mode is on, it will also show the backup holdoff-
time should the bridged Traffic Modem fail. If Auto mode is off, the second line displays “OFF”.
When the Switch has taken the bridged Traffic Modem offline and replaced it with the Redundant
Modem (whether done manually or automatically), the display changes as follows:
TM 02 IS BACKED UP BY RM
RESTORE HOLDOFF: 05 SEC
The Restore Holdoff time is shown on the second line if Auto mode is on.