Huawei OceanStor Dorado V3 Series Quick Installation Manual page 6

Determining device installation positions using installation templates
2c
NOTE
On the mounting bars, use a marker to mark the holes where screws will be installed to secure the storage devices.
Installing guide rails
2d
The adjustable guide rails are 600 mm (23.62 inches) to 900 mm (35.43 inches) long.
The adjustable guide rails are preconfigured with positioning pins before delivery.
Two paired adjustable guide rails must be positioned exactly parallel to one another.
Front
Low base of
the guide rail
Installation positions of 2 U device fixing screws
Installation positions of guide rail fixing screws
Rear
6