9
Installing a Chassis in an ETSI Cabinet with Middle Columns
c
When tightening floating nuts, ensure a 
minimum distance of 75 mm between a 
chassis side and its adjacent column for 
ventilation.
1
1
Fix floating nuts and M6 screws in the correct 
holes.
2
2
3
3
4
4
5.5±0.5 Kgf·cm
M3
30±3 Kgf·cm
M6
30±3 Kgf·cm
M6
Install the cable management frame and power 
cable binding bracket in the chassis.
Take out a pair of 19-inch mounting ears and 
install the ETSI conversion mounting ears on the 
left mounting ears.
Install the ETSI conversion mounting ears on the 
right mounting ears.