12-1610.fm Page 4 Friday, July 9, 1999 10:10 AM PREPARATION CONNECTING POWER Plug the clock radio’s power cord into a standard AC outlet. The display flashes. Illust. INSTALLING THE BACKUP BATTERY To keep the clock running during an AC power failure, install a 9-volt bat- tery.
12-1610.fm Page 5 Friday, July 9, 1999 10:10 AM Follow these steps to install the back- up battery. 1. Press the tab and lift off the bat- tery compartment cover. Illust. 2. Snap the battery onto the battery connector and place the battery in the compartment.
12-1610.fm Page 6 Friday, July 9, 1999 10:10 AM USING HEADPHONES For private listening, you need a pair of headphones (not supplied) with a inch (3.5 mm) plug. Your local Ra- dioShack store has a wide selection of headphones. Plug the headphones into the...
12-1610.fm Page 7 Friday, July 9, 1999 10:10 AM CLOCK RADIO OPERATION CHANGING THE DISPLAY BRIGHTNESS You can change the display bright- ness by setting DIMMER Illust. PLAYING THE RADIO Follow these steps to listen to AM or FM radio broadcasts.
12-1610.fm Page 8 Friday, July 9, 1999 10:10 AM USING THE ALARM You can set an alarm so the buzzer sounds or the radio plays at a speci- fied time. Follow these steps to set the alarm time. 1. Set FUNCTION 2.
12-1610.fm Page 9 Friday, July 9, 1999 10:10 AM USING THE SLEEP TIMER The sleep timer lets you set the radio to play for up to 2 hours then automat- ically turn off, so you can have the ra- dio play as you go to sleep.
12-1610.fm Page 10 Friday, July 9, 1999 10:10 AM RECEIVING WEATHER BROADCASTS WEATHER RADIO OPERATION Follow these steps to receive National Weather Service broadcasts. 1. To turn on the radio, set TION Illust. 2. Set FM/AM/WX/ALERT Illust. 3. Adjust to a comfortable VOLUME listening level.
12-1610.fm Page 11 Friday, July 9, 1999 10:10 AM 2. Set as follows: ALERT LOCK Illust. • — When the radio receives an alert signal, the siren sounds continuously until you change FM/AM/WX/ALERT setting. LOCK • — When the radio receives...
12-1610.fm Page 12 Friday, July 9, 1999 10:10 AM To find out the specific test schedule in your area, contact your local Na- tional Oceanic and Atmospheric Ad- ministration (NOAA) National Weather Service office. These offices are usually listed in the telephone book under “US Government.”...
12-1610.fm Page 13 Friday, July 9, 1999 10:10 AM CARE AND MAINTENANCE Your Optimus CR-307 AM/FM Weath- er Clock Radio is an example of supe- rior design and craftsmanship. The following suggestions will help you care for your clock radio so you can enjoy it for years.
12-1610.fm Page 14 Friday, July 9, 1999 10:10 AM SPECIFICATIONS Bands: AM ... 530–1710 kHz FM ... 88–108 MHz Intermediate Frequency: AM ... 455 kHz FM ... 10.7 MHz Frequency Coverage: Channel 1 ... 162.400 MHz Channel 2 ... 162.425 MHz Channel 3 ...
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12-1610.fm Page 15 Friday, July 9, 1999 10:10 AM NOTES...
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12-1610.fm Page 16 Friday, July 9, 1999 10:10 AM Limited Ninety-Day Warranty This product is warranted by RadioShack against manufacturing defects in material and workman- ship under normal use for ninety (90) days from the date of purchase from RadioShack company- owned stores and authorized RadioShack franchisees and dealers.