Cisco Systems 7970 , Using an External Power Supply

47815630-03

Caution Inline power circuits provide current through the communication cable. Use the Cisco

provided cable or a minimum 24 AWG communication cable.

Warning

The power supply must be placed indoors.

Using an External Power Supply

The following warnings apply when you use the external power supply with the Cisco IP Phone:

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.

Caution Only use the Cisco specified power supply with this product.

Contents

Main Cisco IP Phone 7970 Series for Cisco CallManager 4.1(3) Phone Guide INCLUDING LICENSE AND WARRANTY Page Quick Reference Cisco IP Phone 7970 Series Softkey Definitions Icon Reference Button Icon Definitions Common Phone Tasks Softkey Definitions Common Phone Tasks Icon Reference Button Icon Definitions Contents Page Page Page Getting Started How to Use this Guide If you want to... Then Using and Cleaning the Touchscreen Display Where to Find Additional Information If you want to... Then More Information about Customizing Your Phone on the Web Safety and Performance Information Installing and Using Your Phone Using an External Power Supply Using External Devices with Your Cisco IP Phone Connecting Your Phone 9 5 Access port (10/100/10001 PC) 10 Page Page An Overview of Your Phone Buttons and Hardware Page Page Touchscreen Features Call-Handling and Navigation Tips Understanding Lines vs. Calls Lines Calls Understanding Call and Line Icons Going On-Hook and Off-Hook Selecting Calls Viewing and Switching Between Calls Choosing Touchscreen Items Using Feature Menus To choose a touchscreen item... Do this... Entering and Editing Text Getting Help on Your Phone Understanding Feature Functionality and Availability Basic Call Handling Placing a Call Page Page Page Answering a Call Ending a Call Using Hold and Resume Using Mute Transferring a Connected Call Forwarding Your Calls to Another Number Making Conference Calls Types of Supported Conference Calls Standard Conference Calls Meet-Me Conference Calls Starting and Joining a Standard Conference Starting or Joining a Meet-Me Conference Call Advanced Call Handling Storing and Retrieving Parked Calls Picking Up a Redirected Call on Your Phone Using a Shared Line Understanding Shared Lines Remote-in-Use Sharing Call Information and Barging Privacy Adding Yourself to a Shared-Line Call Preventing Others from Viewing or Joining a Shared-Line Call Tracing Suspicious Calls Making and Receiving Secure Calls Prioritizing Critical Calls If you... Then... Using a Handset, Headset, and Speakerphone Obtaining a Headset Using AutoAnswer with a Headset or the Speakerphone If you... Then... Customizing Phone Settings Adjusting the Volume Customizing Rings and Message Indicators Customizing the Touchscreen Setting Up Speed Dial Features Using Voice Messaging, Call Logs, and Directories Accessing Voice Messages Using Call Logs and Directories Accessing Your User Options Web Pages Logging In to the User Options Web Pages Procedure Tips for Navigating the User Options Pages Subscribing to Phone Services If you want to... Then do this after you log in and select your device type... Understanding Additional Configuration Options If you... Then... For more information... If you... Then... For more information... Troubleshooting Your Phone Using the Quality Reporting Tool If you are asked to... Then... Cisco One-Year Limited Hardware Warranty Terms Duration of Hardware Warranty Page Page Index Page Page Page Page Page Page Page Page Cisco Website at www.cisco.com/go/offices