AT&T BGW320 Troubleshooting Manual

Setting Up

Your Battery

Backup

A simple guide

BGW320INDOORONT

1

How to Install

:

PSI Rechargeable Battery Units for your Gateway

What you need:

• (2) PSI Li-75 Power Supplies

• (6) PSI PS36L-EX Batteries

• PSI-BGW320 Adapter Cable

Before you begin:

Each battery stack will provide up to 16 hours of backup power. One battery

stack will be connected to the Gateway to provide automatic backup and will

need to be replaced with the other standby battery stack as needed during

an outage.

Keep standby rechargeable battery stack connected to power source to

maintain charge.

Connect first backup battery:

Disconnect existing black

1 2

power supply from the
Gateway and wall outlet.

Connect the rechargeable

3

battery stack to the Gateway
using supplied power cord.

4

Stack three battery units
and the power supply on the
backplane.

Make sure the battery is On
and the Gateway is working.

Prepare standby backup
rechargeable batteries

Connect the other three rechargeable batteries and the power supply to the

other backplane and plug into an electrical outlet (not controlled by a wall

switch). Note: to get the best power available, you should plug your battery

stack directly into a wall receptacle.

Completed Setup

2