Foundry Networks LS 648 - Manual (Page 58)

Foundry FastIron LS Layer 2 Compact Switch Hardware Installation Guide
2 - 4 © 2007 Foundry Networks, Inc. September 2007
Table 0.9: Fan Noise Levels for FastIron LS 24-Port Switch
Chassis side Fan Speed 1 Fan Speed 2 Fan Speed 3
Front 31.6 db 48.2 db 48.7 db
Right side 32.3 db 49.1 db 49.4 db
Left side 31.2 db 46.2 db 46.3 db
Back 31.2 db 47.6 db 47.9 db
Table 0.10: Fan Noise Levels for FastIron LS 48-Port Switch
Chassis side Fan Speed 1 Fan Speed 2 Fan Speed 3
Front 28.8 db 47.1 db 47.8 db
Right side 31.0 db 53.2 db 53.0 db
Left side 29.2 db 49.8 db 49.8 db
Back 27.6 db 43.8 db 44.9 db