MITSUBISHI ELECTRIC DX-TL4516U - Manual (Page 129)

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Glossary
Glossary
Auto PAN
When a camera is set to this mode, it automatically turns
between two preset positions horizontally. The availability of
this function depends on the specifications of the connected
camera.
Serial bus
This interface is only for connecting a Mouse, USB-Memories
and External HD-Drives that are equipped USB interface.
Some of the devices available in the market might be
incompatible with the recorder.
Emergency REC
This is a function to record a picture prior to others by
using the external switches connected to this unit when an
emergency event occurs. Pictures are recorded with the best
picture quality and the specified capture rate (depending on
number of recording cameras).
Bookmark Search
This is a function to search the desired picture with a
bookmark registered by the bookmark function.
PTZ
PTZ means Pan, Tilt and Zoom. PTZ Cameras has a function
to change the direction by external controls.
Timer Recording
This is a function to record a picture by time schedule.
Different number of the recording cameras, picture quality
and recording rate for each camera and motion detection On/
Off can be set to each schedule.
Relation of recording operation to the number of cameras and recording rate settings
The recording pattern of this unit is as illustrated in the diagram below. Picture data input from all the connected cameras is
recorded sequentially. (Approx. every 0.004 second during normal recording.)
1 second
1 second
The example when setting
a setup of each channel to “1 pps”
Examples of time displayed
during playback.
approx. 0.004 second
approx. 0.004 second
12:00:01~
12:00:02~
12:00:03~
C4-2
C3-2
C2-2
C1-2
C1-3
C4-1
C3-1
C2-1
C1-1
Motion Detection Playback Search
This is a function to automatically search a recorded picture
by detecting motion in the selected detection area. Setting
the detection area for searching is required before activating
this function.
DVD (Digital Versatile Disc)
DVD is an optical disc storage media format that is used
for recording or playback of pictures with high video and
sound quality and for storing data. A DVD disc is similar in
appearance to a compact disc.
LPA (Long Pre-Alarm)
This is a function to record a picture at maximum of 60
minutes before starting emergency recording.
CALL OUT
This is isolated output terminal, and it outputs signal when
system has a problem or information of the status.
MODE OUT
This is contact output terminal, and it outputs operation
modes of the recorder. The status of this terminal can be
monitored via network.
Triplex
User can view live and playback pictures on the same monitor
in all screen multi-split layouts without disrupting recording.
Covert Camera
It is possible to hide pictures of selected cameras that are
installed in sensitive areas and should only be viewed
by authorized person. It can be switched by Setting>.
Glossary