Optiview DVR - Manual (Page 36)

User’s Manual
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Make sure that you have an external storage device, such as a USB Hard
Drive or USB ThumbDrive, available and connected to the appropriate port for
export.
For more information on verifying digital signature, see Appendix D: Verifying
Digital Signature.
4.5.4 Erase Disc
This function is used to remove information found on a CD-RW or DVD+RW
disk prior to exporting new information to the drive. Select <YES> and press
ENTER to start deleting data.
4.6 Dome Control
Versatile MPEG-4 DVR allows user to control a dome camera by the front
panel.
In Live mode, press CHANNEL key to display the desired dome camera in full
view. To enter Dome Control mode, press the DOME key and press channel
key 2 to display the hint screen; to exit the Dome Control mode and back to
live mode, press ESC or DOME.
To configure the dome controls settings, see the following sections.
4.6.1 Dome Connection
Follow the steps to install dome camera.
• See section 2.4 Rear Panel Connections for RS-485 port pin definition.
• Refer to the following figure. Connect the R+, R- terminals on the dome
camera to the D+, D- terminals on the RS-485 port by RS-485 cable
respectively.