Ruijie Networks RG-S8605E Hardware Installation And Reference Manual page 9


Note:
Air intakes for power modules

Air intakes for service and supervisor modules
Figure 0-5 Ventilation and Heat Dissipation System of the RG-S8605E Switch (Exhaust Vents)
Note: 
Exhaust vents for power modules

Exhaust vents for service and supervisor
modules
For the supervisor and service modules, air flows across the chassis from the right intakes to the left vents.
For the power supply modules, air flows in from the front intakes and out from the back vents.