xStack® DGS-3420 Series Layer 2+ Managed Stackable Gigabit Switch Hardware Installation Reference Guide
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Rear Panel Components
The rear panel contains an AC/DC power connector and an outlet for an external redundant power supply.
Figure 3-1 Rear panel view of a DGS-3420-28SC Switch
Figure 3-2 Rear panel view of a DGS-3420-28TC Switch
Figure 3-3 Rear panel view of a DGS-3420-26SC Switch
Figure 3-4 Rear panel view of a DGS-3420-28PC Switch
Figure 3-5 Rear panel view of a DGS-3420-52T Switch
Figure 3-6 Rear panel view of a DGS-3420-52P Switch
The AC power connector is a standard three-pronged connector that supports the power cord. Plug-in the female
connector of the provided power cord into this socket, and the male side of the cord into a power outlet. The Switch
automatically adjusts the power setting to any supply voltage in the range from 100~240 VAC at 50~60 Hz. An
optional external Redundant Power Supply (DPS-500 for DGS-3420-28TC/28SC/26SC/52T, DPS-700 for DGS-3420-
28PC/52P) can be plugged into the RPS outlet displayed above. When the internal power fails, this optional external
RPS will take over all the power immediately and automatically.
Summary of Contents for xStack DGS-3420-28PC
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