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IC Realtime Specialty: Interrogator DVR - a DVR for law enforcement User Manual

Page 13

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1.3 Special Features

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Time information overlay, channel information overlay, temperature and humidity

information overlay

Time information is on the top right corner by default. Channel information is on left
down corner by default. Temperature and humidity information is on top left corner by
default. Time information position and channel information position can be modified.
Please note, before you overlaying temperature and humidity information, please go to
pan/tilt zoom setup interface. Then set as: LTM8230C, baudrate: 9600, data bit: 7 and
stop bit: 2. finally, input corresponding address.

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Good audio effect

System adopts ADPCM compression algorithm. It can lower the noise and enhance
definition

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Preview

PIP

Support PIP(picture in picture) function so that you can view the specified position in
detail and at the same time observe the whole situation.

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Real-time

backup

System supports synchronization backup, alternative backup and circle backup.
You can backup current monitor data to the specified DVD (one or several DVDs) and
at the same time the specified channel can be memorized in PIP mode.

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Synchronization backup: The specified device can burn the same data at the

same time.

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Alternative backup: system support several burners to backup in turn. You can

insert the newt CD to continue backup once the current one is full. Please note
to guarantee there is no data loss between these two CDs, please make sure
current record function is normal.

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Circle backup: This function is based on alternative backup. When the first CD

is full, burner pop up the CD and you can input a new one. Once the alternative
backup is full, system goes back to the first CD to begin burning.

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Switch CD function

When the CD free space reaches a threshold, system can alarm you. (You can specify
a value here. Minimum value is 50M) After you insert the new CD, system reads the
previous three to five minutes data to current CD and then start burning. Please note
during the whole process, you need to make sure manual record is working properly
and record is successfully.

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CD

playback

You can use this function to verify the real-time burning data or backup data. System
supports CD playback only. For burning or backup operation, if you have selected
multiple channels manually, playback operation is distinguished by channel and the
image is the video effect of one specified channel. Sometimes, the specified channel is
a PIP mode.