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Radio Shack ET-543 owner manual Operation, MAKING/ANSWERING a Call, Using the Handset At the Base

Models: ET-543

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OPERATION

Your ET-543’s LCD display shows telephone numbers as you dial them or when you recall them from memory. It shows the current channel number and lets you know when battery power is growing weak or the phone is out of range of the base. The display also shows indicators when you press FLASH/DEL or PAUSE.

To make a call, lift the handset from the base and press TALK so the key- pad and the CHARGE/TALK indicator on the base light.

MAKING/ANSWERING A CALL

You can use your cordless telephone in two ways: at the base or away from the base.

Note: CH and the currently used channel number appear on the display. This number might change when you return the handset to the base.

To disconnect a call, replace the hand- set on the base.

Using the Handset

at the Base

You can use the handset at the base like a regular corded telephone. Just set POWER to ON and place the hand- set in the cradle.

To answer a call, just lift the handset from the base.

Using the Handset

Away from the Base

To make or answer a call, set POWER to ON and press TALK. The keypad and CHARGE/TALK indicator light.

To disconnect a call, press TALK so the keypad light and the CHARGE/ TALK indicator turn off.

Notes:

•CH and the currently used channel number appear on the display.

•To conserve battery power, you can turn off the handset’s power when you are not making or answering a call.

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Radio Shack ET-543 Operation, MAKING/ANSWERING a Call, Using the Handset At the Base, Using the Handset Away from the Base
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ET-543 specifications

The Radio Shack ET-543 is a noteworthy addition to the realm of portable electronic technology, particularly in the category of handheld calculators and educational tools. Launched during a vibrant era of innovation, the ET-543 encapsulates the spirit of the late 20th century, when personal computing and digital gadgets became increasingly accessible to the general public.

At its core, the ET-543 features a natural display that allows for easy viewing of calculations, making it user-friendly for both novices and seasoned users alike. The device is equipped with a combination of mathematical functions that streamline computations ranging from basic arithmetic to more complex algebraic operations. This wide array of capabilities makes the ET-543 an ideal choice for students and professionals who require a reliable tool for everyday calculations.

One of the standout technologies of the ET-543 is its robust memory function, which allows users to store multiple calculations for later use. This feature is particularly beneficial for users who engage in repetitive tasks or require a quick reference for previously calculated values. Coupled with its programmable functions, the ET-543 presents a versatile platform that can accommodate a range of mathematical needs.

In terms of design, the Radio Shack ET-543 boasts a compact and lightweight form factor, making it highly portable. This characteristic is essential for users who need a dependable calculator on the go, whether in the classroom, workplace, or during travel. The button layout is intuitive, allowing for easy navigation through various functions without the need for extensive training.

Another important aspect of the ET-543 is its educational value. The device serves as a practical teaching aid, helping students grasp fundamental concepts of mathematics and computation. Its durability and ease of use ensure that it stands up to repeated use in educational environments.

In summary, the Radio Shack ET-543 is more than just a calculator; it embodies the fusion of technological innovation and user-centric design. With features tailored to meet a variety of mathematical challenges, coupled with its portability and educational utility, the ET-543 remains a symbol of practical technology that resonates with users across generations.