Cisco Expansion Module 7914 User manual

Phone Guide
Cisco IP Phone
Expansion Module 7914
INCLUDING LICENSE AND WARRANTY
1Introducing the Cisco IP Phone Expansion
Module 7914
2Installing the Expansion Module 7914
3Features of the Expansion Module 7914
4Using the Expansion Module 7914
5Troubleshooting the Expansion Module 7914
6Technical Specifications for the
Expansion Module 7914
7Where to Find More Information
8Cisco Product Security Overview
9Obtaining Technical Assistance
10 Cisco One-Year Limited Hardware
Warranty Terms

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1 Introducing the Cisco IP Phone
Expansion Module 7914
The Cisco IP Phone Expansion Module 7914 attaches to your
Cisco IP Phone, adding 14 extra line appearances or
programmable buttons to your phone. Attaching a second
Expansion Module to your Cisco IP Phone adds a total of 28
extra line appearances or programmable buttons to your phone.
The programmable buttons can be configured for speed dial
numbers or to access phone services.
Note For the latest information about supported phone
models, contact your system administrator.
Figure 1 Cisco IP Phone 7960G with 2 Expansion Modules
Before You Begin
Before you begin installing your Expansion Module 7914, read
each of these sections:
•Package Contents, page 3
•Footstand Kits, page 3
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•Additional Equipment, page 3
•Safety Information, page 4
Package Contents
Make sure that your package includes the following items:
•One Cisco IP Phone Expansion Module 7914
•One interface cable
•This Cisco IP Phone Expansion Module 7914 Phone
Guide
Footstand Kits
In addition to the items in the package, you also need a
Footstand Kit (separate orderable item). If you are attaching
one Expansion Module 7914, you need the single Footstand
Kit. If you are attaching two Expansion Module 7914s, you
need the double Footstand Kit. The Footstand Kit contains:
•One support bar (single with one thumbscrew, or double
with two thumbscrews)
•One footstand
Additional Equipment
You also need the following equipment.
•Small flat head screwdriver—for use during the installation
•Power supply unit—depending on how many
Expansion Modules you are installing and how your
Cisco IP Phone is powered, you will require power supply
unit(s) as follows:
Power over the Ethernet to
yourCiscoIPPhone
With one or two Expansion
Modules, you need a power
supply unit (separate
orderable item).

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Safety Information
The following safety warnings are for the
Expansion Module 7914. Read these notices before you install
or use the Expansion Module 7914. For translated warnings,
refer to the Regulatory Compliance and Safety Information for
the Cisco IP Phone 7900 Series.
Installing and Using Your Expansion Module 7914
Read the following safety notices before installing or using your
Expansion Module 7914:
Warning IMPORTANT SAFETY INSTRUCTIONS
This warning symbol means danger. You are in a situation
that could cause bodily injury. Before you work on any
equipment, be aware of the hazards involved with electrical
circuitry and be familiar with standard practices for
preventing accidents. Use the statement number provided at
the end of each warning to locate its translation in the
translated safety warnings that accompanied this device.
SAVE THESE INSTRUCTIONS
Warning Read the installation instructions before you
connect the system to its power source.
Power supply to your
Cisco IP Phone
With one Expansion Module,
you do not need a power
supply unit.
With two Expansion
Modules, you need a power
supply unit (separate
orderable item).
Note Use of a non-Cisco certified power supply unit might
not work and voids the Expansion Module 7914
product warranty.

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Warning Ultimate disposal of this product should be
handled according to all national laws and
regulations.
Warning Do not work on the system or connect or
disconnect cables during periods of lightning
activity.
Warning To avoid electric shock, do not connect safety
extra low voltage (SELV) circuits to telephone
network voltage (TNV) circuits. LAN ports contain
SELV circuits, and WAN ports contain TNV
circuits. Some LAN and WAN ports use RJ-45
connectors. Use caution when connecting cables.
Using an External Power Supply
The following warnings apply when you use the external power
supply with the Expansion Module 7914:
Warning This product relies on the building's installation
for short-circuit (over current) protection. Ensure
that a fuse or circuit breaker no larger than 120
VAC, 15A U.S. (240 VAC, 10A international) is used
on the phase conductors (all current-carrying
conductors).
Warning The device is designed to work with TN power
systems.
Warning The plug-socket combination must be accessible
at all times because it serves as the main
disconnecting device.

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Warning The power supply must be placed indoors.
Caution Only use the specified Cisco-approved power
supply on this product.
2 Installing the Expansion Module
7914
Note To ensure a successful installation of the
Expansion Module 7914, make sure you have read the
entire “Before You Begin” section on page 2.
To install the Expansion Module 7914, perform the following
steps.
1. Remove the Footstand from the Cisco IP Phone.
2. Connect the Support Bar to the Cisco IP Phone.
3. Connect the Expansion Module 7914 to the Support Bar.
4. Connect the Interface Cable.
5. Connect the Power Supply.
6. Connect the Footstand.
7. Connect a Laptop Cable Lock (optional).
Refer to the detailed instructions and corresponding
illustrations that follow for each of these high-level steps.
Caution To ensure a successful installation, verify with your
system administrator that your phone is ready for
the Expansion Module 7914 and that
Cisco CallManager is installed and configured for
the Expansion Module 7914. Make sure that you
have all of the parts that you need (see the “Before
You Begin” section on page 2).

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Remove the Footstand from the Cisco IP Phone
Refer to Figure 2 and the steps that follow.
Figure 2 Removing the Footstand
Step 1 Unplug the Cisco IP Phone network and power
connections.
Step 2 Unplug the handset, and unplug the headset if one is
attached to the phone.
Step 3 Turn the Cisco IP Phone over and lay it on a protected
flat surface to prevent it from being scratched.
Step 4 Locate the two foot pins on the footstand.
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Step 5 Use a flat head screwdriver to carefully push on one of
the foot pins to release it. Then carefully push on the
other foot pin to release it.
Note You may have to lift and hold the
Cisco IP Phone to support it when pushing the
foot pins. When pushing on the footpins, push
away from your body.
Step 6 Lift off the footstand and store it separately.
Connect the Support Bar to the Cisco IP Phone
Refer to Figure 3 and the steps that follow.
Figure 3 Connecting the Support Bar
Step 1 Position the support bar on the back of the
Cisco IP Phone so that it fits flush with the phone.
Step 2 Locate the two connector pins.
Step 3 Use a flat head screwdriver to carefully push each of the
connector pins so that the support bar is firmly fastened
to the Cisco IP Phone.
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Connect the Expansion Module 7914 to the
Support Bar
Refer to Figure 4 and the steps that follow.
Figure 4 Connecting the Expansion Module
1Open slots on the Expansion Module 7914
2Hooks on the support bar
3Thumbscrews

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Step 1 Position the phone so that the front of the phone is
facing up.
Step 2 Line up the two open slots on the bottom of the
Expansion Module 7914 with the two hooks on the
support bar.
Step 3 Insert the hooks into the slots and then rotate the top
of the Expansion Module 7914 into the support bar so
that it rests flush with the bar.
Step 4 Tighten the thumbscrew on the back of the
Expansion Module 7914.
Note If you are installing two Expansion Modules,
repeat Steps 2, 3, and 4 for the second
Expansion Module.
Connect the Interface Cable
Refer to the following table, which depicts the “in” and “out”
icons on the AUX jacks, and to Figure 5 and the steps that
follow.
Note On your Cisco IP Phone or Expansion Module 7914,
the AUX jack may be labelled RS-232. In this case read
“RS-232 jack” for AUX jack in Figure 5 and Steps 1 –
4 in this section.
In icon Out icon