18
（
1
）
Unscrew the screws on the back and sides of the chassis and remove
the cover.
（
2
）
Connect one end of the hard disk power cable and data cable to the
motherboard and the other end to the hard disk.
（
3
）
Align the hard disk screw holes to the chassis backplane, and then
tighten lock the screws.
（
4
）
Install the cover and fix it by screws.
（
1
）
（
2
）
（
3
）
（
4
）
Figure 3-2
Hard disk installation guide for XVR L series as shown in Figure 3-3:
（
1
）
Unscrew the back panel screws and take off the cover.
（
2
）
Remove the hard disk rack.
（
3
）
Install the hard disk to the rack from top to bottom.
（
4
）
Fix the hard disk by screws.
（
5
）
Install the rack and fix it.
（
6
）
Connect the hard disk power cable and data cable.
（
7
）
Install the cover and fix it by screws.
