xStack DES-3526 / DES-3526DC Layer 2 Stackable Fast Ethernet Managed Switch User Manual
9
Connecting DC Power to DES-3526DC
Follow the instructions below to connect the DC power supply of the DES-3526DC to the DC power source.
Figure 2- 4. Power connections attached to contacts on assembly
1. Firmly attach the DC power to the negative and positive contacts on the wiring assembly.
• The negative pole (-) connects to the -48V contact.
• The positive pole (+) connects to the -48V Return contact.
• If available, the earth ground may be connected to center contact post.
2. Tighten the contact screws so the connection is secure.
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