43-1037.fm Page 19 Tuesday, August 17, 1999 10:05 AM

Symptom

Cause

Suggestion

 

 

 

 

 

 

 

 

 

The volume sud-

Someone has picked up a

Have the other person hang

 

denly drops and un-

phone on the same line.

up the phone.

 

usual sounds occur.

 

 

 

 

 

 

 

 

The handset’s battery might

Place the handset in the base

 

 

need recharging (the handset

to recharge it (see “Charging

 

 

sounds a beep every 7 sec-

the Battery” on Page 8).

 

 

onds).

 

 

 

Note: If the battery is too low,

 

 

 

the handset might not beep.

 

 

 

 

 

 

The phone’s range

The antenna on the base is not

Position the antenna on the

 

decreases.

adjusted properly.

base vertically.

 

 

 

 

 

 

The handset’s battery might

Place the handset in the base

 

 

need recharging.

to recharge it.

 

 

 

 

 

The phone does not

The handset is too far away

Move the handset closer to

 

work, or works poor-

from the base.

the base.

 

ly.

 

 

 

 

 

 

 

 

The phone’s cord and the AC

Properly connect the phone’s

 

 

adapter are not connected

cord and AC adapter.

 

 

properly.

 

 

 

 

 

 

 

The handset’s battery might

Place the handset in the base

 

 

need recharging.

to recharge it.

 

 

 

 

 

 

The antenna on the base is not

Position the base’s antenna

 

 

adjusted properly.

vertically.

 

 

 

 

 

The phone does

The phone must be reset.

Place the handset in the

 

not work after the

 

base for at least 10 seconds

 

TALK indicator

 

to reset it.

 

flashes several

 

 

 

times and the

 

 

 

phone beeps when

 

 

 

you press TALK to

 

 

 

make or receive a

 

 

 

call.

 

 

 

 

 

 

 

 

 

19

Page 18 Page 20
Page 19
Image 19
Radio Shack ET-537 owner manual Need recharging To recharge it
Page 18 Page 20

ET-537 specifications

The Radio Shack ET-537 is a portable electronic device that garnered attention during its time for its unique features and functionalities. Primarily a digital electronic tool, it was aimed at both hobbyists and everyday users who needed a reliable and user-friendly device for everyday tasks.

One of the standout features of the ET-537 is its compact design, making it highly portable and easy to carry. Weighing in at a mere few ounces, it fits comfortably in a pocket or bag, making it an ideal companion for students or professionals on the go. The device boasts a clear, easy-to-read digital display, which enhances the user's experience and ensures that information is presented in an understandable format.

Technologically, the ET-537 utilizes advanced components that were ahead of its time. It features a built-in calculator that performs basic mathematical operations, which is particularly useful for students or anyone needing quick calculations without resorting to a full-sized calculator. Additionally, the device is equipped with a memory function, allowing users to store and recall important data effortlessly.

Another notable characteristic of the ET-537 is its multi-functionality. Beyond being a simple calculator, it can serve a variety of purposes such as a stopwatch, alarm clock, and even a basic data organizer. This versatility makes it a valuable tool in various settings, whether in the classroom, at the office, or during leisure activities.

The ET-537 operates on standard batteries, offering convenience and ease of use for individuals who might not have easy access to power sources. This feature is particularly advantageous for outdoor enthusiasts or those who travel frequently, as it ensures uninterrupted functionality.

Durability and build quality are also key characteristics of the Radio Shack ET-537. Designed with robust materials, it can withstand daily wear and tear, making it a formidable device for those who need reliability in their electronic tools.

In summary, the Radio Shack ET-537 combines portability, innovative technology, and multi-functional capabilities, catering to a wide range of users. Its design and features reflect the needs of both casual users and professionals, solidifying its place as a noteworthy electronic device in its era.
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