This is a digital network DVR user 's guide.

这是数字网络硬盘录像机的用户指南。

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For installation instructions, refer to the User 's Guide or the installation Guide document.

有关安装说明，请参考用户指南或安装指南文档。

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For installation instructions, refer to the User 's Guide or the installation Guide document.

有关安装说明，请参考用户指南或安装指南文档。

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