Radio Shack ET-550 owner manual Dialing a Memory Number, Chain-Dialing Service Numbers

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Dialing a Memory Number

To dial a number stored in handset’s memory, lift the handset from the base or press TALK. To dial a number stored in the base’s memory, press SPEAK- ER.

When you hear a dial tone, press MEMO and enter the memory location number for the number you want to dial.

Chain-Dialing Service

Numbers

When calling special services (such as alternate long distance or bank-by- phone), dial the service’s main number first. Then, at the appropriate place in the call, press MEMO and the number for the memory location where the ad- ditional information is stored.

Testing Stored Emergency

Numbers

If you store an emergency service’s number (police department, fire de- partment, ambulance) and you choose to test the stored number, make the test call during the late evening or early morning hours to avoid peak demand periods. Also, remain on the line to ex- plain the reason for your call.

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Contents ET-550 Paging/Two-Way Intercom System Features43-1050a.fm Page 3 Tuesday, August 17, 1999 1256 PM FCC Statement Read this Before InstallationContents Selecting a Location InstallationPlacing the Base on a Desk Top Mounting the Base on a Wall Plate Lower Mounting the Base Directly on the Wall Connecting and Charging the Battery 43-1050a.fm Page 11 Tuesday, August 17, 1999 1256 PM Turning the Ringer ON/OFF Setting the Dialing ModeMaking Receiving Calls Using the SpeakerphoneUsing the Handset OperationChanging the Channel Switching Between the Handset and SpeakerphoneUsing Both the Handset and Speakerphone Putting a Call on HoldUsing the PAGING/ Intercom Features Using Flash Using RedialStoring a Number in Memory Memory DialingEntering a Pause Testing Stored Emergency Numbers Chain-Dialing Service NumbersDialing a Memory Number Troubleshooting 43-1050a.fm Page 21 Tuesday, August 17, 1999 1256 PM Care and Maintenance Replacing Battery Lightning FCC Wants YOU to Know43-1050a.fm Page 25 Tuesday, August 17, 1999 1256 PM 43-1050a.fm Page 26 Tuesday, August 17, 1999 1256 PM 43-1050a.fm Page 27 Tuesday, August 17, 1999 1256 PM UDZZ01504ZB

ET-550 specifications

The Radio Shack ET-550 is a notable device from the well-known electronics retailer, combining simplicity and functionality for users in the late 20th century. Positioned as a reliable personal electronic device, the ET-550 attracted tech enthusiasts and casual users alike, eager to embrace the digital age.

One of the main features of the ET-550 is its compact and lightweight design, making it highly portable. Users appreciated the ease with which they could carry the device, whether for personal use or during travel. The device had a user-friendly interface, ensuring that even those with limited technical knowledge could navigate through its various functions effortlessly.

The ET-550 incorporated advanced technology for its time, utilizing a clear LCD screen that displayed information prominently. This screen made it easy for users to read text and access various features without straining their eyes. The device also boasted a built-in keyboard that was comfortable to use, enabling quick data input and interaction.

Among its characteristics, the ET-550 featured a robust memory capacity, allowing users to store a plethora of notes, calculations, and data entries. This aspect made it particularly appealing to professionals and students who needed to keep track of important information on the go. Additionally, the ET-550 included a calculator function, helping users perform a variety of mathematical operations with ease, which was essential for business and academic tasks.

Another significant technology employed in the ET-550 was its power efficiency. The device was designed to consume minimal battery life, which was a key consideration for users relying on portability. With long-lasting battery performance, the ET-550 ensured that users could depend on it through extended periods without the need for frequent recharging or battery replacement.

The Radio Shack ET-550 also offered a variety of connectivity options to facilitate data sharing and device integration. Whether connecting to a computer or other peripheral devices, the ET-550 provided versatility in its applications, further enhancing its appeal.

In conclusion, the Radio Shack ET-550 stands out as a testament to innovation in personal electronics during its time. With features focused on usability, portability, and efficiency, it captured the attention of a diverse user base, marking an important chapter in the evolution of personal tech.