Radio Shack CR-320 owner manual Features, Battery Back-Up with Battery Senti

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FEATURES

Your Optimus CR-320 Big-Display AM/ FM Clock Radio is convenient, easy to use, and has many special features.

Dual Alarm — lets you set the alarm to sound, or the radio to turn on, at a time you set.

0.9-Inch Green Numbers — make the clock easy to read.

Extra Loud Alarm — loud enough to wake even the soundest sleeper (96 dB).

Quick Set — lets you set the time of day and alarm time with just two buttons.

Battery Back-Up with Battery Senti-

nel® — keeps the clock running and the alarm set if power is interrupted, and lets you know when the battery needs to be replaced.

Sleep Feature — plays the radio for up to 59 minutes, then automatically turns it off.

Snooze Feature — temporarily silences the alarm or radio for about 7 minutes so you can get a few extra minutes of sleep.

Note: Your clock radio needs a 9V bat- tery (not supplied) for back-up power.

Warning: To prevent fire or shock hazard, do not expose this prod- uct to rain or moisture.

CAUTION

!

RISK OF ELECTRIC SHOCK.

DO NOT OPEN.

CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER OR BACK. NO USER-SERVICE- ABLE PARTS INSIDE. REFER SERVIC- ING TO QUALIFIED PERSONNEL.

This symbol is intended to alert you to the presence of uninsulated danger- ous voltage within the product’s enclo- sure that might be of sufficient magnitude to constitute a risk of elec- tric shock. Do not open the product’s case.

This symbol is intended to inform you

!that important operating and mainte- nance instructions are included in the

literature accompanying this product.

The graphical symbols with supplemental markings are located on the bottom of the radio.

Caution: To prevent electric shock, one blade on the AC power cord’s plug is wider than the other and the plug only fits one way. If you cannot easily insert the plug, turn it over and try again. Do not force it.

© 1998 Tandy Corporation

All Rights Reserved.

Optimus, Battery Sentinel, and RadioShack are registered trademarks used by Tandy Corporation.

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Contents CR-320 Features Battery Back-Up with Battery SentiPreparation Connecting to AC PowerInstalling a BACK-UP Battery Operation Setting the ClockAdjusting the Display Brightness Playing the RadioIllustration of Alarm 1+2 location Using the AlarmIllustration of Volume location Illustration of Alarm SET, Reverse and Forward locationsUsing Snooze Using the Sleep TimerCare and Maintenance FCC Wants YOU to KnowSpecifications 9V DC

CR-320 specifications

The Radio Shack CR-320 is a versatile and compact climate monitoring device designed for both indoor and outdoor use. This device appeals to a wide range of users, from weather enthusiasts to homeowners looking for reliable environmental readings. One of its standout features is its dual monitoring capability, enabling users to keep tabs on both internal and external temperatures and humidity levels simultaneously.

At the heart of the CR-320 is a high-precision sensor that ensures accurate temperature readings ranging from -4°F to 158°F (-20°C to 70°C) and humidity levels from 20% to 95% relative humidity. This broad range makes it suitable for monitoring various environments, including greenhouses, basements, and living spaces. The easy-to-read LCD display provides clear, real-time data, making it simple for users to take instant readings without any hassle.

The CR-320 also boasts advanced wireless technology, allowing it to transmit data over a considerable distance. This means that users can place the outdoor sensor far from the indoor unit without losing connectivity. The wireless functionality reduces the clutter of wires and simplifies installation, making it easy to position the device in optimal locations for accurate readings.

Another significant characteristic of the Radio Shack CR-320 is its memory capability. The device can store historical temperature and humidity data, giving users the ability to track changes over time. This feature is particularly useful for those who want to monitor the effects of seasonal weather changes on their environment.

In terms of power, the CR-320 is energy-efficient, designed to operate on low battery power, while also allowing for battery replacement without any tools. This user-friendly design enhances its practicality in various environments.

The portability of the CR-320 contributes to its appeal. Its lightweight design makes it easy to move between locations, whether it's a backyard, patio, or living room. It also features a stand and wall-mount options for flexibility in placement.

Overall, the Radio Shack CR-320 encapsulates a blend of functionality and ease of use, standing out in the realm of climate monitoring devices. Its accuracy, wireless capabilities, memory functions, and portability make it an excellent choice for anyone looking to stay informed about their environment.