D-Link DGS-1520 Quick Install Guide - Page 15

Smart Fans, Module, Low Speed, Medium Speed, High Speed - 52

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DGS-1520 Series Gigabit Ethernet Smart Managed Switch Hardware Installation Guide Smart Fans The DGS-1520 Series Switches includes smart fans that will automatically change their speed depending on the internal temperature detected by the sensors built-in the Switch's hardware. The following table lists at what temperature the speed of the fan(s) will change: Module Low Speed Medium Speed DGS-1520-28 Below 30°C Above 33°C / Below 37°C DGS-1520-28MP Below 30°C Above 33°C / Below 37°C DGS-1520-52 Below 30°C Above 33°C / Below 37°C DGS-1520-52MP Below 30°C Above 33°C / Below 37°C High Speed Above 40°C Above 40°C Above 40°C Above 40°C 10

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DGS-1520 Series Gigabit Ethernet Smart Managed Switch Hardware Installation Guide
10
Smart Fans
The DGS-1520 Series Switches includes
smart fans
that will automatically change their speed depending on the
internal temperature detected by the sensors built-in the Switch’s hardware.
The following table lists at what temperature the speed of the fan(s) will change:
Module
Low Speed
Medium Speed
High Speed
DGS-1520-28
Below 30°C
Above 33°C / Below 37°C
Above 40°C
DGS-1520-28MP
Below 30°C
Above 33°C / Below 37°C
Above 40°C
DGS-1520-52
Below 30°C
Above 33°C / Below 37°C
Above 40°C
DGS-1520-52MP
Below 30°C
Above 33°C / Below 37°C
Above 40°C