33-1144.fm Page 3 Tuesday, August 10, 1999 10:16 AM THE FCC WANTS YOU TO KNOW Your 900 MHz Rechargeable Wireless Stereo Headphones System might cause TV or radio interference even when it is operating properly. To de- termine whether your headphone sys- tem is causing the interference, turn off your headphone system.
33-1144.fm Page 4 Tuesday, August 10, 1999 10:16 AM PREPARATION Before you can use your headphone Cautions: system, you must find a suitable location • Do not connect the transmitter to for its transmitter, make the necessary the audio source’s speaker out- transmitter connections, then install and put.
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33-1144.fm Page 5 Tuesday, August 10, 1999 10:16 AM • The supplied AC adapter supplies pushing up the tab and pulling up the 19 volts and delivers at least 200 cover in the direction of the arrow. milliamps. Its center tip is set to negative and its plug properly fits the transmitter’s jack.
33-1144.fm Page 6 Tuesday, August 10, 1999 10:16 AM Important: At the end of the batteries’ ter lights during fast charging (about lives, the rechargeable nickel-cadmium the first 5 hours). The indicator turns batteries must be recycled or disposed off when fast charging is finished. At of properly.
33-1144.fm Page 7 Tuesday, August 10, 1999 10:16 AM OPERATION LISTENING SAFELY 4. Set the headphone receiver’s ON/OFF switch to . The indicator lights red. To protect your hearing, follow these 5. Rotate on the left earpiece TUNING guidelines when you use headphones. until the ST.
33-1144.fm Page 8 Tuesday, August 10, 1999 10:16 AM 7. Slowly rotate on the head- ADJUSTING THE phones to a comfortable listening FREQUENCY level. Note: If the audio source’s volume If you receive interference from other de- level is not high enough, the trans- vices, you might be able to reduce the mitter’s indicator does not light at all interference by adjusting the stereo...
33-1144.fm Page 9 Tuesday, August 10, 1999 10:16 AM TROUBLESHOOTING We do not expect you to have any problems with your headphones system. How- ever, if you do have a problem, the following suggestions might help. If you cannot solve the problem, take the system to your local RadioShack store for assistance. Problem Solution No sound...
33-1144.fm Page 10 Tuesday, August 10, 1999 10:16 AM CARE AND MAINTENANCE Your Optimus 900MHz Rechargeable Wireless Stereo Headphones System is an example of superior design and craftsmanship. The following suggestions will help you care for your system so you can enjoy them for years.
33-1144.fm Page 11 Tuesday, August 10, 1999 10:16 AM SPECIFICATIONS TRANSMITTER Operating Frequency ..............911.5–913.5 MHz Power Source ..............19 VDC, 200 milliamps HEADPHONES Frequency Response ................ 30 Hz–13 kHz Power Source ............2 AA Rechargeable Batteries S/N Ratio ......................60 dB Stereo Separation ...................
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This warranty gives you specific legal rights, and you may also have other rights which vary from state to state. RadioShack Customer Relations, Dept. W, 100 Throckmorton St., Suite 600, Fort Worth, TX 76102 We Service What We Sell 3/97 RadioShack A Division of Tandy Corporation Fort Worth, Texas 76102 9A8N Printed in Hong Kong...
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