D-Link DES-7200 Guía De Instalación Rápida página 8

Figure 11. Connection of Grounding Posts
on the DES-7200 back
Precautions
- The sectional area of the grounding
cable should be selected according to the
maximum possible current. Use insulated
cables of good conductivity.
- Do not use bare wire.
- The grounding resistance for combined
grounding should be less than 1Ω.
Simple Grounding Steps
1. Release the nut on the rear grounding post
of the equipment.
2. Affix the terminal of the grounding cable to
the grounding pole.
3. Tighten the nut.
4. Connect the related terminals according to
the above steps and the wiring diagram.
Connecting the DC Power Supply to the
Power Module
Connect the DC power cable according to the
label on the panel of the DC power module and
the wiring shown in the following diagram.
Figure 12. Schematic Diagram for the Connection
of the DC Power Cable
8  D-Link 6/10 Slot Chassis-Based Switch
Precautions
- Before connecting the power supply, you
must verify that the external power supply
provided matches the power module installed
of this equipment.
- Before connecting the power cable, you must
ensure that the switch of the power module is
at the OFF position.
- The power cables of various colors must be
connected to the appropriate wiring posts.
- You must ensure that the power cables
connected are in good contact.
Simple Connection Steps
Remove the protection cover of the DC wiring
terminal.
1. Lock the power cable to the appropriate
terminal according to the identification, and
tighten the pressing screw.
2. Put on the protection cover and tighten the
screw.
3. Connect the other end of the power cable to
the corresponding socket or connector.
Connecting the AC Power Supply to the
Power Module
Connect the related AC power cable according
to the ID on the panel of the AC power module
and the location requirement, as shown in the
following diagram.
Figure 13. Schematic Diagram for the Connection of
the AC Power Cable