TOA takes no responsibility for any incidental damage, such as loss of sales opportunities, that may result.

Avoid using the camera in line-locked mode. Failure to do so may cause the displayed camera images to flicker. Also, video may be lost if power frequency fluctuates significantly.

3. GLOSSARY OF TERMS

Triplex

This function permits recording while viewing live and recorded images in multi-screen display. In Triplex setting, individual live or recorded images can be set to be displayed on individual split-screen segments.

Pre-Recording

Retroactive recordings can be made for up to 5 minutes before the occurrence of an alarm event (alarm signal input or motion movement) or priority recording, even if no recording is currently in progress.

Mirror Recording

Recording can be simultaneously made on 2 hard disks. Even if one hard disk should fail, the other hard disk continues to record or play back.

Master and Slave Units

When synchronizing the Digital Video Recorders, one can be designated as a master unit, which can be used to control the other slave units.

Normal Mode

When the first hard disk finishes recording, the second hard disk automatically begins to record. When the settings (recording rate and picture quality) of both normal and mirror modes are set to be identical, the recording time for normal mode is twice that of mirror mode.

Alarm Event Recording

Refers to both alarm recording and motion detected recording. Alarm recording is performed when the alarm input terminal of the Digital Video Recorder or Combination Camera receives a signal. Motion detected recording begins when movement is detected in the camera image.

Recording Rate (IPS)

Refers to the number of image frames to be recorded per second. The unit is IPS. The larger IPS value is, the shorter recording intervals can become.

Event

Recording data from the start to the end of recording mode (Priority recording, Alarm Event recording and Normal recording) is expressed as one event.

Post time

Set the time until the hard disk finished recording.

Schedule

The Digital Video Recorder’s auto-recording mode allows recording to be made according to a preset schedule.

Live mode

Mode displaying current live camera images.

Playback mode

Mode displaying recorded camera images.

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TOA Electronics C-DR091 CU Series, C-DR161 CU Series operating instructions Glossary of Terms