BASIC OPERATION

RECEIVING A PHONE CALL

When the phone rings, lift the handset to begin your conversation. You can adjust the volume of the caller’s voice by using the sending volume switch on the right side of the telephone.

PLACING A PHONE CALL

1.Lift the handset and wait for a dial tone.

2.Dial the telephone number you wish to call. The number will appear on the display window.

PREDIAL

1.While the handset is on hook, enter the desired telephone number using the key pad. The number will appear in the display.

2.To dial the displayed number, lift the handset.

HEADSET

The 9120 supports headsets with 2.5mm plugs. To use a headset, plug it into the jack on the left side of the phone. The handset is inactive as long as the headset is plugged into the jack. The headset is active whenever the handset is off hook. Calls can be made and received with the headset.

CALL TIMER

Approximately 5 seconds after the beginning of a call, a call timer will appear on the display.

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Cortelco 9120 instruction manual Basic Operation
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9120 specifications

The Cortelco 9120 is a classic analog telephone that represents a blend of simplicity, functionality, and reliability. Designed to meet the needs of both residential and commercial users, this telephone model is known for its robust construction and ease of use, making it a popular choice in various environments, including homes, offices, and businesses.

One of the standout features of the Cortelco 9120 is its ergonomic design, which includes a comfortable handset and a well-organized keypad. The buttons are large and easy to press, allowing for quick dialing and reducing the chances of misdialing. This user-friendly aspect is especially beneficial for individuals who may not be as tech-savvy, such as seniors or those who prefer traditional telecommunication methods.

In terms of technology, the Cortelco 9120 operates on analog signaling, ensuring reliable voice transmission. Its compatibility with VoIP systems allows it to bridge the gap between traditional and modern telephony, making it versatile for various users. The device is equipped with a ringer control feature, allowing users to adjust the volume of incoming calls to suit their environment, which is a significant advantage in office settings where minimizing noise is essential.

Another defining characteristic of the Cortelco 9120 is its durability. Built with high-quality materials, this telephone is designed to withstand everyday use without the wear and tear often associated with electronics. The unit’s lightweight yet sturdy construction ensures that it can be easily moved between locations while still standing up to the rigors of frequent handling.

The Cortelco 9120 also includes a built-in speakerphone feature, enhancing its functionality by allowing hands-free conversations. This is particularly valuable in a professional setting where multitasking is often required. The clarity of the speakerphone mode supports effective communication, making it easier for teams to collaborate and connect.

Overall, the Cortelco 9120 combines essential features with reliable performance. It is an ideal choice for those seeking a straightforward, dependable telephone that embraces traditional values while still accommodating modern technological demands. Whether used in a bustling office or a quiet home, the Cortelco 9120 continues to be a practical solution for effective communication.
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