Huawei 3 U Quick Installation Manual page 9

5
Installing a Device
5.3 Installing a Device in an ETSI 21-Inch Cabinet
with Middle Columns
Install floating nuts onto the cabinet.
1
2 Install the cable management frame
and power cable tray onto the device.
Take out a pair of 19-inch mounting ears and install ETSI
3
conversion mounting ears onto the 19-inch ones.
Left
Floating nut
Installation hole
x2
x4
M3
x2
M6
Right
x4