33
Alarm Recording
An alarm condition is indicated in several ways:
•
With the word
ALARM
, displayed on the output monitor, near the upper left hand corner of the screen.
•
With the LED Alarm Indicators on the front panel of the unit.
•
With the internal buzzer (if activated in the menu system). For information about activating the
internal buzzer during alarms, see
Main Menu / Alarms
on page 46 of the Operator programming
section of this manual.
•
By an external device, connected to the alarm output of the unit (if the unit is installed that way).
Disk Nearly Full Notification
A
Disk Full. Recording has stopped
message will appear on the output monitor to indicate that the unit has
stopped recording, because the disk is full and
No Overwrite Mode
is selected.
No Overwrite mode:
The user must acknowledge the on-screen message by pressing the
Enter
button.
In this mode the SymDec 4 will not record over previously recorded data. To continue recording, the data must
be erased (or deleted) in the
Advanced
/
Disk Maintenance
menu.
Overwrite Once mode:
The user must acknowledge the on-screen message by pressing the
Enter
button.
The unit will continue recording again when the user presses the
Record
button.
Playback
Play Forward (P)
To begin normal playback, click the
Play Forward
button or press the
P
key on your keyboard. The unit will
begin playing back data from the beginning of the last recording session.
Playback is indicated:
•
As
PLAY
near the upper left hand corner of the output monitor, for three seconds.
Reverse Play (B)
To begin reverse playback, click the
Reverse play
button or press the
B
key on your keyboard. The unit will
begin playing back data in reverse from the end of the last recording session.
Reverse playback is indicated:
•
As
REVERSE PLAY
near the upper left hand corner of the output monitor, for three seconds.
Fast Forward (Right Arrow)
During playback, click the
Fast Forward
button or press the
right arrow
key on your keyboard. The unit will
display images at a higher than normal rate. There are 4 Fast Forward rates. Repeated pressing of the Fast
Forward button will increase the playback speed.