Cisco Systems 7902G warranty When connecting cables, Using an External Power Supply

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Getting Started

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 Cisco IP Phone:

Warning

Warning

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).

The device is designed to work with TN power systems.

The plug-socket combination must be accessible at all times because it serves as the main disconnecting device.

Caution Use only a Cisco-approved power supply.

Cisco IP Phone 7902G for Cisco CallManager

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Contents Cisco IP Phone 7902G for Cisco CallManager Page Contents Accessing Your User Options Web Pages Getting Started How to Use this GuideIf you want to Then Safety and Performance Information Where to Find Additional InformationUsing an External Power Supply When connecting cablesConnecting Your Phone Registering with Taps Adjusting the Handset RestButtons and Hardware An Overview of Your PhoneAn Overview of Your Phone Going On-Hook and Off-Hook Understanding Feature AvailabilityEnding a Call Basic Call HandlingPlacing a Call Answering a CallTransferring a Connected Call Using Hold and ResumeHold Making Conference CallsForwarding Your Calls to Another Number Using Voice Messaging Prioritizing Critical Calls Adjusting the Volume Customizing Phone SettingsSetting Up Speed Dial Buttons Tips for Navigating the User Options Web Pages Accessing Your User Options Web PagesProcedure Logging In to the User Options Web PagesProblem Explanation Troubleshooting Your PhoneCisco One-Year Limited Hardware Warranty Terms Replacement, Repair, or Refund Policy for Hardware Duration of Hardware WarrantyTo Receive a Return Materials Authorization RMA Number Cisco One-Year Limited Hardware Warranty Terms 78-16335-01 Page USA
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7902G specifications

Cisco Systems is a leading provider of networking and telecommunications equipment, and among its extensive range of products, the Cisco 7900 Series of IP phones has made a notable impact in enterprise communication. Key models in this series include the Cisco 7905G, 7912G, and 7902G, each designed to enhance productivity through advanced features, intuitive interfaces, and robust technology.

The Cisco 7905G is designed for basic telephony needs and is ideal for administrative environments or areas with high call volumes. It features a large single-line LCD display, providing users with clear visibility of call information. The phone supports Power over Ethernet (PoE), making installation easier and reducing clutter by eliminating the need for an additional power supply. Its hands-free and headset support enhances user convenience, allowing for easy multitasking during calls.

Moving on to the Cisco 7912G, this model is designed for more demanding communication requirements. It features a larger, backlit display, providing improved visibility in various lighting conditions. The Cisco 7912G supports up to 12 programmable line or feature keys, giving users the flexibility to tailor the phone to their specific needs. Additionally, it incorporates advanced audio technologies, such as wideband audio for enhanced voice clarity and a built-in speakerphone, allowing users to communicate effectively in busy environments.

The Cisco 7902G, while offering basic features, is a reliable choice for users who need straightforward, cost-effective telephony solutions. It features an intuitive design with three dedicated buttons for line status, a built-in speakerphone, and support for wideband audio. The phone is geared for users who require essential telephony features without the complexity of additional functionalities, making it suitable for front-desk and general office use.

Overall, these models within the Cisco 7900 series exemplify the company's commitment to providing high-quality enterprise communication tools. With a focus on advanced audio technologies, user-friendly interfaces, and adaptability to various business environments, the Cisco 7905G, 7912G, and 7902G cater to the diverse needs of modern organizations. As companies continue to pursue seamless communication, these IP phones remain a valuable asset in their telephony infrastructure, enhancing collaboration and productivity among teams everywhere.