NEC QX-S5500G Series Installation Manual page 160

Installation Guide
QX-S5500G Series Ethernet Switches
Figure 11-1 Airflow through the QX-S5524GT-4X1C chassis with the LSPM5FANSA fan tray
(1) Power module air vents
(3) Air vents in the switch side
4
Figure 11-2 Airflow through the QX-S5548GT-4X1C with the LSPM5FANSB fan tray
4
1 1
(2) Fan tray air vents
(4) Port side air vents
1 1
11-2
11. Appendix D Cooling system
2 2
3
2 2
3