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Cisco 8110 Broadband Network Termination Unit User Guide
78-11666-01
Chapter 3 Installation
Removable Power Supply
All products returned to Cisco, under warranty, must be packed in their original packing materials.
A complete inventory should be carried out before the power supply is installed. The power supply
package should include the following:
• Power supply unit
• Power Supply Installation Manual
Caution All modules are susceptible to electrostatic discharge (ESD) even while installed. Take the
necessary precautions to minimize electrostatic damage while handling modules.
Basic Hardware Features
The power supply is designed to be installed into the Cisco 8110 power supply slot that are located at
the rear of the equipment, and provides the powering for the unit.
A basic configuration will include one power supply. A second power supply may be installed for
redundancy. Each of these modules has one handle for insertion or extraction from the unit and fastening
screws at the sides.
The power supply options are:
Caution Connecting 220V to 110V power supplies can cause unrecoverable damage.
Cable Connections
This section contains the following:
• Connecting 8110-PS-220 or 8110-PS-110, page 3-8
• Connecting 8110-PS-DC, page 3-9
Connecting 8110-PS-220 or 8110-PS-110
To connect your 8110-PS-220 or 8110-PS-110 AC Power Supply:
Step 1 Prepare a standard mains cable with IEC 230 connector
Step 2 Snap the cable into the 8110-PS-220 IEC 230 Inlet.
Type Description
8110-PS-110 110 VAC Power Supply
8110-PS-DC -48 VDC Power Supply
8110-PS-220 220 VAC Power Supply