Tools And Equipment Required - Cisco 4404 - Wireless LAN Controller Quick Start Manual

One power supply unit is installed in slot 2 at the factory. You can order a second power supply unit
and install it in slot 1.

Tools and Equipment Required

To install a power supply unit, you need the following tools and equipment:
• A power supply unit
• A number 1 Phillips screwdriver
Follow these steps to install a power supply unit.
Locate the empty power supply slot on the controller's back panel. See Figure 3.
Step 1
Figure 3 Controller Power Supply Slots
Note The power supply units are hot swappable.
Step 2 Use a Phillips screwdriver to loosen the captive screws on the slot cover.
Remove the slot cover and store it in a safe place for future use.
Step 3
Align the power supply unit with the slot so that the unit's power input receptacle is on the
Step 4
left side of the slot. See Figure 4.
20
Slot 1
Slot 2