Linksys CIT400 - iPhone Cordless Phone User manual

User Guide
Model No.
CIT400
Dual-Mode
Internet Telephony Kit with Skype
TM

Dual-Mode Internet Telephony Kit
Copyright and Trademarks
Specifications are subject to change without notice. Linksys is a registered trademark or trademark of Cisco Systems,
Inc. and/or its affiliates in the U.S. and certain other countries. Copyright © 2006 Cisco Systems, Inc. All rights
reserved. Other brands and product names are trademarks or registered trademarks of their respective holders.
How to Use the User Guide
This User Guide has been designed to make understanding how to use the Dual-Mode Internet Telephony Kit
easier than ever. Look for the following items when reading this User Guide:
In addition to these symbols, there are definitions for technical terms that are presented like this:
Also, each figure (diagram, screenshot, or other image) is provided with a figure number and description, like
this:
This exclamation point means there is a caution or warning and is something that could
damage your property or Dual-Mode Internet Telephony Kit.
This question mark provides you with a reminder about something you might need to do
while using the Dual-Mode Internet Telephony Kit.
This checkmark means there is a note of interest and is something you should pay special
attention to while using the Dual-Mode Internet Telephony Kit.
word: definition.
Figure 0-1: Sample Figure Description
CIT400-UG-61213 A DF
WARNING: This product contains chemicals, including lead, known to the State of California to cause
cancer, and birth defects or other reproductive harm. Wash hands after handling.

Dual-Mode Internet Telephony Kit

Dual-Mode Internet Telephony Kit
IMPORTANT SAFETY INSTRUCTIONS
BEFORE USING YOUR TELEPHONE EQUIPMENT, BASIC SAFETY PRECAUTIONS SHOUD ALWAYS BE FOLLOWED TO
REDUCE THE RISK OF FIRE, ELECTRIC SHOCK AND INJURY, INCLUDING THE FOLLOWING.
• Read and follow all warnings and instructions marked on the product.
• Do not use this product near water, laundry tub, in a wet basement, or near a swimming pool.
• Do not place this product on an unstable table. The product may fall and be damaged.
• This product should never be placed near or over a radiator or heat register.
• This product should be operated only from the type of power source indicated on the label.
• Do not allow anything to rest on the power cord. Do not locate this product where the cord will be
abused by persons walking on it.
• Do not overload wall outlets and extension cords as this can result in the risk of fire or electric shock.
• Avoid using a telephone during an electrical storm. There may be a remote risk of electric shock from
lightning.
• Do not use this product to report a gas leak in the vicinity of the leak.
• Do not use this product near intensive care medical equipment or by persons with pacemakers.
• Due to the radio signals between base station and handset, wearers of hearing aids may experience
interference in the form of a humming noise.
SAVE THESE INSTRUCTIONS

Dual-Mode Internet Telephony Kit
BATTERIES
• Use only the battery type listed in the instruction manual. Do not use lithium batteries or non-
rechargeable batteries that may damage the handset and charger.
• Do not dispose of the battery in a fire, as they can explode.
• Do not open or mutilate the battery. Released electrolyte is corrosive and can cause damage to the eyes
or skin. It can be toxic if swallowed.
• Avoid contact with metal objects when handling the battery. These objects could short out the batteries
or cause the conductor to overheat resulting in burns.
• Do not attempt to recharge the battery cell by heating it. Sudden release of battery electrolyte can cause
burns or irritation to the eyes or skin.
• Observe the proper polarity, or direction, of any battery. Reverse insertion of the battery cell can result in
leakage or explosion.
• Remove the battery cells if you do not plan to use the product for several months at a time.
• Discard any “dead” batteries because they are likely to leak into the product.
• Do not store this product or the battery in a high temperature area. Battery stored in a freezer or
refrigerator should be protected from condensation during storage and defrosting. Battery should be
stabilized at room temperature before using.
• Your battery is rechargeable and can be recycled once it outlives its usefulness. Depending upon your
local and state law, it might be illegal to dispose of this battery into a municipal waste system. Check
with your local solid waste company for more information on your recycling options for the battery cells.
SAVE THESE INSTRUCTIONS

Dual-Mode Internet Telephony Kit
TableofContents
Chapter 1: Introduction 1
Welcome 1
What’s in This User Guide? 2
Chapter 2: Getting to Know the Dual-Mode Internet Telephony Kit 3
Overview 3
The Charger 3
The Base Station 4
The Handset’s Front Panel 5
The Handset’s Side Panel 7
The Handset’s Back Panel 8
Chapter 3: Getting Started 9
Before You Begin 9
Getting Started with the Handset 9
Getting Started with the Base Station 10
Powering On the Handset 10
Entering Names, Numbers and Special Characters 11
Phone Features 12
Adjusting the Call Volume 12
First Time Phone Use 13
Chapter 4: Using the Dual-Mode Internet Telephony Kit 17
Overview 17
Skype Basics 18
Setting up a Skype Contact List 18
Viewing and Calling a SkypeOut Contact 20
Incoming Skype Calls 23

Dual-Mode Internet Telephony Kit
Call History 24
Intercom and Conference Calls 26
Skype Voicemail 27
Your Skype Profile 30
Skype Settings 31
The Handset’s Display Screen Icons 35
Landline Features 38
Landline Voicemail 42
Using Additional Features 43
Customizing the Handset 44
Managing the Handset(s) 53
Chapter 5: Network Settings 59
The Network 59
Appendix A: Troubleshooting 67
Common Problems and Solutions 67
Frequently Asked Questions 70
Default Settings 71
Country Codes 72
Appendix B: Specifications 83
Environmental 84
Appendix C: Regulatory Information 85
IMPORTANT SAFETY INSTRUCTIONS. READ CAREFULLY AND KEEP FOR FUTURE REFERENCE. 85
Environment and Safety 85
Compliance Information 87
European Union 92
Appendix D: Warranty Information 95
Appendix E: Contact Information 97

Dual-Mode Internet Telephony Kit
1
Chapter 1: Introduction
Welcome
Chapter1:Introduction
Welcome
Thank you for choosing the Linksys Dual-Mode Internet Telephony Kit with Skype. It will allow you to make phone
calls using your broadband connection (through Skype™) and traditional phone service (optional). It also
supports SkypeOut™ dialing. For landline service, you must have a service provider and a telephone port to
connect to.
The Dual-Mode Internet Telephony Kit gives you cordless convenience, so you don't have to sit in front of your
computer when you want to talk to your friends. It comes with a handset, charger, and a base station. After the
handset receives its initial charge, you can plug the base station into an Ethernet port and use the phone
immediately.
What is Skype?
Skype allows you to make free calls to other Skype users and really cheap calls to ordinary phones. Skype also
offers additional features, including:
SkypeOut SkypeOut allows you to place calls to traditional landline and mobile phones.
SkypeIn™ SkypeIn is a subscription feature that provides you with a traditional phone number for
receiving Skype calls on your cordless phone from traditional landlines and mobile phones.
Skype Voicemail™ Skype voicemail allows you to send and receive messages and record a greeting.
All of these features are available at www.skype.com

Dual-Mode Internet Telephony Kit
2Chapter 1: Introduction
What’s in This User Guide?
What’s in This User Guide?
This guide covers the steps for installing the Dual-Mode Internet Telephony Kit.
• Chapter 1: Introduction
This chapter describes the Dual-Mode Telephony Kit’s applications and this User Guide.
• Chapter 2: Getting to Know the Dual-Mode Internet Telephony Kit
This chapter describes the physical features of the Dual-Mode Internet Telephony Kit.
• Chapter 3: Getting Started
This chapter explains how to connect and set up the Dual-Mode Internet Telephony Kit.
• Chapter 4: Using the Dual-Mode Internet Telephony Kit
This chapter discusses how to make calls and configure different features of the Dual-Mode Internet
Telephony Kit.
• Appendix A: Troubleshooting
This appendix describes some potential problems and solutions, as well as frequently asked questions,
regarding use of the Dual-Mode Internet Telephony Kit.
• Appendix B: Specifications
This appendix provides the technical specifications for the Dual-Mode Internet Telephony Kit.
• Appendix C: Warranty Information
This appendix supplies the warranty information for the Dual-Mode Internet Telephony Kit.
• Appendix D: Regulatory Information
This appendix supplies the regulatory information regarding the Dual-Mode Internet Telephony Kit.
• Appendix E: Contact Information
This appendix provides contact information for a variety of Linksys resources, including Technical Support.

Dual-Mode Internet Telephony Kit
3
Chapter 2: Getting to Know the Dual-Mode Internet Telephony Kit
Overview
Chapter2:GettingtoKnowtheDual-ModeInternet
Telephony Kit
Overview
The Dual-Mode Internet Telephony Kit with Skype includes eight items:
• A handset
•Acharger
• A power adapter for the charger
• A base station
• A power adapter for the base station
• 2 AAA batteries
• A RJ-11 telephone line cord
• An RJ-45 ethernet cable
The Charger
The Dual-Mode Internet Telephony Kit comes with a charger, which plugs into an electrical outlet. When the
handset’s power runs low, slide it into the charger, and the handset will begin recharging automatically.
Figure 2-1: Handset on
Charger and Base Station

Dual-Mode Internet Telephony Kit
4Chapter 2: Getting to Know the Dual-Mode Internet Telephony Kit
The Base Station
The Base Station
The base station must be connected to an ethernet port to use Skype. To make landline calls, the base station
should also be connected to a telephone line port.
Front Panel
Skype LED Blue. The Skype LED lights up and is solidly lit during a Skype call.
PHONE LINE LED Amber. The PHONE LINE LED lights up and is solidly lit during a landline call.
Page Button Press this button to page your handset. To stop the page, press the right soft key on your
handset. You will also use this button if you need to register additional handsets (refer to
“Chapter 4: Using the Dual-Mode Internet Telephony Kit” for more information).
Back Panel
Line Port Use the Line port to connect the base station to your telephone wall jack with a RJ-11
telephone cable.
Ethernet Port Use the Ethernet port to connect the base station to your ethernet connection with an RJ-
45 ethernet cable.
Power Port Use the power port to connect the power adapter of the base station.
Reset Button To reset all network settings to the factory default settings, use the end of a paper clip to
push in the reset button.
Figure 2-2: Front Panel of Base
Station
Page
Button
Figure 2-3: Side Panel of
Base Station

Dual-Mode Internet Telephony Kit
5
Chapter 2: Getting to Know the Dual-Mode Internet Telephony Kit
The Handset’s Front Panel
The Handset’s Front Panel
The LED and keys of the handset are described here. You can have up to four cordless handsets for a single
base station (refer to “Chapter 4: Using the Dual-Mode Internet Telephony Kit” for more information).
LED Red. The LED lights up when the handset is in use. It flashes when there is an
incoming call or a message waiting.
The context-sensitive keys are described in this table.
Icon Name Function
Soft Key Press this key to select the appropriate
action shown on the left- or right-hand
side of the screen.
Navigation Pad Use this pad to navigate menus.
Depending on the menu, you may scroll
up, down, left and right.
Press down to adjust ringer or call
volume.
During standby mode, press up to change
your Skype Status, press down to see the
All Calls list.
Call Press this key to make or answer calls.
Soft Key
Call
Intercom Speakerphone
Soft Key
Power/
End Call
mute
Navigation Pad
Figure 2-4: Front of Handset
Star or Alpha
#, Key Lock, or
Pause
LED

Dual-Mode Internet Telephony Kit
6Chapter 2: Getting to Know the Dual-Mode Internet Telephony Kit
The Handset’s Front Panel
Power/End Call Press this key to power on the handset
when the handset is off.
Press and hold this key to see the Skype
menu when the handset is on. Your
choices include powering off the phone.
Star, Alpha Use for the functions of a * (star) key or to
toggle between upper and lower case
alphabetic characters.
#, Key Lock, or
Pause
This key performs all the functions of a #
(pound) key, locks the keys, or enters a
pause.
Intercom Press this button to access the intercom
feature.
Mute Press this button to mute the
microphone. The caller cannot hear
you, but you can hear the caller.
Speakerphone Press this key to use the speakerphone.
Icon Name Function NOTE: If the battery charge is
low, the handset may not
power on for up to 15 minutes.

Dual-Mode Internet Telephony Kit
7
Chapter 2: Getting to Know the Dual-Mode Internet Telephony Kit
The Handset’s Side Panel
The Handset’s Side Panel
If you have a headset (optional), open the headset flap. Then plug your headset into the headset port.
HEADSET
Figure 2-5: Headset
Port

Dual-Mode Internet Telephony Kit
8Chapter 2: Getting to Know the Dual-Mode Internet Telephony Kit
The Handset’s Back Panel
The Handset’s Back Panel
The handset’s speakerphone and battery compartment are located on the back panel. For directions on how to
insert the batteries, refer to “Chapter 3: Getting Started.”
Figure 2-6: Back Panel
of Handset
Battery
Compartment
Speakerphone

Dual-Mode Internet Telephony Kit
9
Chapter 3: Getting Started
Before You Begin
Chapter3:GettingStarted
Before You Begin
To use Skype you will need an available ethernet port. If you have traditional phone service (landline), you will
also need an available telephone wall jack.
Getting Started with the Handset
To insert the batteries and charge them, follow these instructions:
1. Remove the cover of the battery compartment.
2. Insert the two NiMH rechargeable, AAA batteries (included). Make sure the polarities are correct. (The + and
- ends of the batteries should be in the + and - slots of the compartment.)
3. Slide the cover upward until it snaps into place.
4. Plug the charger’s power adapter into an electrical outlet. Place the handset on the charger. For the initial
charge, let the batteries charge for 14 hours before using the handset. This maximizes battery performance
and life.
Proceed to the next section, “Getting Started with the Base Station.”
Figure 3-1: Handset’s Batteries
Figure 3-2: Handset on Charger
NOTE: The handset may become warm during the initial charge.
NOTE: If the batteries are low, the handset may not power on for up to 15 minutes and will emit a
warning tone. Place the handset on the charger to recharge.

Dual-Mode Internet Telephony Kit
10 Chapter 3: Getting Started
Getting Started with the Base Station
Getting Started with the Base Station
To connect the base station, follow these instructions:
1. If you have a landline, connect a RJ-11 telephone line cord (included) to the LINE port of the base station.
Then connect the other end to your telephone wall jack. If only the landline is connected you can only make
and receive calls over the landline.
2. Connect the Ethernet RJ-45 cable (included) to the Ethernet port of the base station. Then connect the other
end to a network Ethernet jack. If only the Ethernet cable is connected, you can only make and receive
Skype or SkypeIn calls.
3. Connect the included power adapter to the power port of the base station. Then plug the power adapter into
an electrical outlet.
Proceed to the next section, “Powering On the Handset.”
Powering On the Handset
When the handset is fully charged, press and release the Power/End Call key; this will power on the handset. To
power off the handset, press the Power/End Call key until you will see the Skype menu. Scroll to Switch Off.
Press Select and the phone will power off.
• Standby mode is when the phone is on, but not in use. In standby mode your phone displays signal strength,
handset number (in parenthesis), battery charge status, Skype status, user i.d. and time.
Figure 3-3: Connect to the
LINE Port
Figure 3-4: Connect to the
Ethernet Port
Figure 3-5: Connect to the
Power Port

Dual-Mode Internet Telephony Kit
11
Chapter 3: Getting Started
Entering Names, Numbers and Special Characters
Entering Names, Numbers and Special Characters
Use the handset number keys to enter text, numbers or symbols.
Entering or Deleting Letters, Numbers, Symbols and Special Characters
•Pressthestar, alpha key to change between uppercase and lowercase letters or numeric characters. Alpha
modes also display some special characters.
•Pressthe#key for symbols including the @ sign.
• Press and release 0 (zero) to add a space. Press and hold 0 (zero) to add a + (plus).
• To erase a character, press and release Clear; it works as a backspace. To delete all characters, press and
hold Clear.

Dual-Mode Internet Telephony Kit
12 Chapter 3: Getting Started
Phone Features
Phone Features
Adjusting the Call Volume
During a call, press up or down on the navigation pad to change the volume level.
Making Handsfree Calls
You can use a headset with a 2.5 mm plug or speakerphone for handsfree calls.
To use a headset, follow these instructions:
1. Open the headset flap.
2. Plug your headset into the headset port.
3. Unplug the headset to end the handsfree feature.
You can use the speakerphone instead of the headset:
1. Press the Speaker key on the phone. The speaker icon will display on screen.
2. For call clarity, have the back panel of the phone facing up.
3. To end the call, press the Speaker key again.
Proceed to the next section, “First Time Phone Use”
HEADSET
Figure 3-6: Headset