ATT Spirit 2448 Expansion Unit Communications System Installation Instructions

AT&T
SPIRIT
®
Communications System
Model 2448
2448 Expansion Unit
Installation Instructions 

NOTICE: While reasonable efforts were made to ensure that the information
in this document was complete and accurate at the time of printing, AT&T
assumes no responsibility for any errors. Changes or corrections to the
information contained in this document may be incorporated into future
re-issues. 

IMPORTANT SAFETY INSTRUCTIONS
SPIRIT® Communications System -2448 Controller/2448 Expansion Unit
The exclamation
intended to alert
and maintenance
the product.
When using your telephone equipment,
followed to reduce the risk of fire, electric
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
point within an equilateral triangle is
you to the presence of important operating
instructions in the literature accompanying
basic safety precautions should always be
shock, and injury.
Read and understand all instructions.
Follow...

11.
12.
13.Unplug this product from the wall outlet and refer servicing to qualified service
personnel under the following conditions:



if the product has been exposed to rain or water.


if the product exhibits a distinct change in performance.
Avoid using a telephone during an electrical storm. There may be a remote risk
of electric shock from lightning.
Do not use the telephone in the vicinity of a gas leak. To report a gas leak, use
a telephone away from the area of the leak.
Basic safety...

Introduction
This manual will show you how to install the SPIRIT® 2448 Expansion Unit with your SPIRIT
Communications System. Please read the instructions carefully before beginning installation.
Instructions for installing wiring runs and telephones are part of the installation manual
provided with the SPIRIT 1224 Controller.
Overview Of Unit
What You Should Find inthe Boxes
expansion unit
power supply unit
brace
strap
six ½” screws
4-foot grounding wire
System Directory Label (attached to the back of...

Installation
You will need the following to mount your controller on the wall:
eight screws
For drywall, tile, or masonry use size 6 to 8 x 
¾ inch plastic anchors with size 6 x 1 inch
slotted screws. For wood, use size 6 x 1 inch slotted round head wood screws. These screws
are available at your local hardware store.
36-inch rule (yardstick or meter stick)
flathead screwdriver
drill with the drill bit recommended for the type of screws
pencil
The expansion unit will be mounted to the right of the main...

n STEP 2 ATTACH EXPANSION UNIT TO MAIN CONTROLLER.
CAUTION: Do not place either the main controller or the expansion unit face down.
Remove the expansion unit, brace, strap, and ½” screws from the box. Slide the brace into the
four guides on the back of the expansion unit on the side with the exposed connector. If the
brace does not go on easily, do not force it. Turn the brace around and try the other side. Using
two of the ½” screws, attach the brace to the expansion unit.
Remove the small strip of...

n STEP 3 MOUNT THE CONTROLLERS ON THE WALL.
If you are adding the expansion unit to an existing SPIRIT system, drill two additional holes
in the positions shown in the figure below. If you are installing both the main controller and the
expansion unit, drill four holes in the positions shown in the figure below. Drill the holes in
a straight line and as level as possible. The center two mounting screws are not necessary, but
will provide additional support, if installed. Install all of the mounting...

n
STEP 5 ATTACH THE GROUNDING WIRE.
The grounding wire must be attached to both power supplies to ensure lightning protection. Anchor
one end of the grounding wire to the grounding stud located by the power cord on each of the
power supplies.
Grounding
Wire
n
STEP 6 INSTALL LINE AND STATION CARDS.
If you purchased additional line and/or station cards, install them into the controller or expansion
unit following the instructions provided with the cards.
Specific instructions for Steps 7 through 14 are...