Q-See QR404 - Manual (Page 10)

QR404 User Manual
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Chapter 3: DVR Installation
3.1: Hard Drive Installation
Caution
： NEVER Install or remove the hard drive while the DVR is running!
The model has a Hard Disk Drive (HDD) drawer. Please use key provided to open the drawer and insert the HDD
as follows:
(1) Remove screws and open DVR upper cover carefully;
(2) Insert Power Cord and data cable securely into matching ports on hard drive;
(3) Put the upper cover back carefully, re-attach screws.
3.2: Connecting Your DVR to Cameras and a Monitor
Connect camera cable to the Video Input port of the DVR. Connect the monitor to the Video Output port of the DVR
using a BNC connector (See Rear Panel Section 2.2).
To connect a PTZ speed dome to your DVR System, connect your PTZ Camera data cables to your RS485 A & B
ports. See Chapter 5 for a more detailed account of PTZ Camera configuration instructions.
3.3: Connecting the Power Supply
Only use the power adapter supplied with your DVR System. Failure to do so may result in unforeseen system
failures.