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三产品外观 前面板 电源按钮 尺寸:88 mm x 443 mm x 461 mm USB接口 重量(不含硬盘):7.6 kg 后面板 音频输出 告警输入 HDMI接口 接地 eSATA 音频输入 RS485串口 USB接口 电源接口 VGA视频接口 网口100M/100M自适应 告警输出 eSATA接口...
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Trademarks ™ Kedacom™, TrueSens™ and are registered trademarks of Suzhou Keda Technology Co., Ltd. in China and various other countries. All other trademarks mentioned in this document are the property of their respective holders. Suzhou Keda Technology Co., Ltd. 131 Jinshan Road...
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2 Product Appearance 2.1 Front Panel On the front panel of the NVR1821, you can see one power button and two USB ports The following guidelines help you read the power button When the power button is blinking blue once per second, the system is starting up.
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Number of Particles per Cubic Meter [0, 0.5] 1.4×10 [0.6,1] 7×10 [1.1,3.0] 2.4×10 1.3×10 [3.1,5.0] You must install the NVR1821 in an environment as free from dust and foreign conductive material (such as metal flakes from construction activities) as is possible.
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If you find damage, contact the local authorized Kedacom agent. 3 Installing Disks The NVR1821 can be mounted on a 19-inch rack and it is 2U high. Before mounting the NVR1821 on a 19-inch rack, you must install disks. If you do not want to install a disk:...
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When the NVR1821 starts operating and detects that no disk is installed, the beeper will go off and an alarm will be generated. To clear the alarm, on the OSD of the NVR, choose Main Menu > Alarm > Active Alarm, and then select the alarm and click Clear.
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5. Connect a SATA power cable and a SATA data cable to the disk. The following figure shows the sequence of disk slots. 6. Before installing the cover back to the NVR1821, ensure that no dust or particle is left inside the NVR1821.
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8. Connect the NVR1821 to a display that provides an HDMI and/or VGA port. 9. Connect the power cable to a power outlet. By default, the NVR1821 is switched on as soon as it is connected to a power outlet. 【Note】...
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Do not place heavy objects on the NVR1821. Do not block the air vent. Switch off the NVR1821 if you want to let it idle for a long period of time. Regularly check the status of hubs and switches to ensure that the NVR1821 is properly...
Physical Specifications The following table provides the physical specifications of the NVR1821. Power 100V AC to 240 V AC Operating frequency 50 Hz to 60 Hz Rated power <40 W (excluding disks) Operating temperature ℃ to 55℃ Relative humidity 10% to 90% (non-condensing)
Kedacom hardware. Manufacturers, suppliers, or publishers, other than Kedacom, may provide their own warranties to you but Kedacom, in so far as permitted by law, provides their products "AS IS". Software distributed by Kedacom with or without the Kedacom brand (including, but not limited to system software) is not covered by this warranty.
If during the Warranty Period, you submit a valid claim to Kedacom or an authorized Kedacom agent, Kedacom will, at its option, (i) repair the Kedacom Product using new or previously used parts that are equivalent to new in performance and reliability, or (ii) exchange the Kedacom Product for a refund of your purchase price.