9-1204.fm Page 1 Tuesday, August 3, 1999 10:18 AM Cat. No. 19-1204 OWNER’S MANUAL Please read before using this equipment.
19-1204.fm Page 2 Tuesday, August 3, 1999 10:18 AM FEATURES Your RadioShack BTX-123 Business Band Transceiver is a portable, two-way business radio service transceiver that you can carry almost anywhere. The crystal-controlled circuitry provides accurate and stable channel selection. The transceiver is compact and light, making it an ideal choice for your business needs. Your transceiver has the following features: Factory-Installed Crystals — let you begin using your transceiver on 154.
19-1204.fm Page 3 Tuesday, August 3, 1999 10:18 AM CONTENTS FCC Regulations .............................................................................................. FCC License Required .............................................................................. FCC Part 90 Rules .................................................................................... Additional FCC Regulations ...................................................................... 4 4 5 6 Preparation ................
19-1204.fm Page 4 Tuesday, August 3, 1999 10:18 AM FCC Regulations This transceiver is intended for use in the operation of commercial activities, educational, philanthropic, or ecclesiastical institutions, and hospitals, clinics, or medical associations. Warning: Do not open your transceiver to make any internal adjustments except changing or installing new crystals. Any other internal adjustments can lead to illegal operation as defined by Part 90 of FCC Rules.
19-1204.fm Page 5 Tuesday, August 3, 1999 10:18 AM If you do not have access to a fax machine, you can call the Government Forms Distribution Center at 1-800-418-FORM and request that the form and instructions be mailed to you. FCC Part 90 Rules You must be familiar with Part 90 of FCC Rules before you operate your transceiver. The operation instructions in this manual conform to Part 90, but do not cover all items in Part 90.
19-1204.fm Page 6 Tuesday, August 3, 1999 10:18 AM • You must keep a written record of any maintenance or modification made to the transceiver, and you must make this record available for inspection upon demand by the FCC. Violating any of the provisions of Part 90 can result in fines and/or confiscation of equipment. ADDITIONAL FCC REGULATIONS The Business Radio Service is under the jurisdiction of the Federal Communications Commission (FCC).
19-1204.fm Page 7 Tuesday, August 3, 1999 10:18 AM PreparATION Powering the Transceiver Charging the Battery Pack You power your transceiver using the supplied rechargeable battery pack. You must charge the battery pack before you use it (see “Charging the Battery Pack”). You must charge the battery pack using the supplied AC adapter. It takes about 14–16 hours to recharge a battery pack that is fully discharged. You can charge the battery pack while it is installed or removed.
19-1204.fm Page 8 Tuesday, August 3, 1999 10:18 AM Follow these steps to charge the battery pack. 1. If the battery pack is attached to the transceiver and the transceiver is on, turn it off. 2. Plug the adapter’s barrel plug into the CHRG jack on the side of the battery pack. Then plug the adapter’s power module into a standard AC outlet. Important! At the end of a rechargeable battery pack’s useful life, it must be recycled or disposed of properly.
19-1204.fm Page 9 Tuesday, August 3, 1999 10:18 AM 1. Align the slots around the antenna’s connector with the tabs on the antenna jack on top of the transceiver. 2. Press the antenna down over the jack and turn the antenna’s base clockwise until it locks into place. To remove the antenna, turn the antenna’s base counterclockwise until it unlocks, then lift it off the antenna jack. Connecting an Optional Antenna The transceiver’s antenna jack makes it easy to use the transceiver with a variety of antennas.
19-1204.fm Page 10 Tuesday, August 3, 1999 10:18 AM Listening Safely To protect your hearing, follow these guidelines when you use an earphone or headphones: • Do not listen at extremely high volume levels. Extended highvolume listening can lead to permanent hearing loss. • Set the volume to the lowest setting before you begin listening. After you begin listening, adjust the volume to a comfortable level. • Once you set the volume, do not increase it.
19-1204.fm Page 11 Tuesday, August 3, 1999 10:18 AM Use a Phillips screwdriver to attach the belt clip to the back of the transceiver with the two supplied screws and washers. Then slide the belt clip over your belt or waistband. CHANGING OR ADDING Crystals Your transceiver comes with a pair of crystals installed in Channel A for operation on 154.600 MHz. You can order crystals from your local RadioShack store for Channel B or as replacements for Channel A.
19-1204.fm Page 12 Tuesday, August 3, 1999 10:18 AM Follow these steps to install crystals. 1. Remove the battery pack and the antenna. 2. Use a Phillips screwdriver to remove two of the screws on the battery guide plate as shown. Then loosen the other two screws on the battery guide plate about 4 full turns. (This makes it easier to reinstall the back cover later). Note: You do not need to loosen or remove the battery contact plate’s two screws.
19-1204.fm Page 13 Tuesday, August 3, 1999 10:18 AM 7. Replace the two screws you removed from the battery guide plate, then tighten all the screws. 8. Replace the battery pack and the antenna. We recommend you only order crystals for this transceiver through your local RadioShack store.
19-1204.fm Page 14 Tuesday, August 3, 1999 10:18 AM OPERATION RECEIVING TRANSMISSIONS AND ADJUSTING SQUELCH Note: Make sure the transceiver’s antenna is connected before you turn it on. 1. Turn SQUELCH fully counterclockwise. Notes: • The BUSY/TX/BATT indicator on the front of the transceiver lights green when the transceiver receives a transmission.
19-1204.fm Page 15 Tuesday, August 3, 1999 10:18 AM 5. If you are using the supplied antenna, hold the transceiver so the antenna is vertical. 6. Adjust VOLUME to a comfortable listening level. 7. To conserve battery power, set RF POWER to LO. Or, if the person you are transmitting to has trouble receiving your signal, set RF POWER to HI. The BUSY/TX/BATT indicator on the front of the transceiver lights red when you press PUSH TO TALK. 3. When you finish release the button. speaking, 4.
19-1204.fm Page 16 Tuesday, August 3, 1999 10:18 AM Operational Hints Your transceiver’s range varies depending on factors such as position, terrain, and battery condition. Buildings absorb transmitted signals and, if they contain metal, might completely block them. Trees and heavy cloud formations have a similar effect, though not as severe. If you are near a lake or the ocean, you might get excellent range. To ensure maximum range, operate the transceiver with the battery pack fully charged.
19-1204.fm Page 17 Tuesday, August 3, 1999 10:18 AM TROUBLESHOOTING If your transceiver is not working as it should, these suggestions might help you eliminate the problem. If the transceiver still does not operate properly, take it to your local RadioShack store for assistance. Problem The transceiver does not work at all. Possible Causes Remedies The battery pack is not properly connected. Attach the battery pack to the transceiver (see “Installing/Removing the Battery Pack” on Page 7).
19-1204.fm Page 18 Tuesday, August 3, 1999 10:18 AM CARE AND Maintenance Your RadioShack BTX-123 Business Band Transceiver is an example of superior design and craftsmanship. The following suggestions will help you care for the transceiver so you can enjoy it for years. Keep the transceiver dry. If it gets wet, wipe it dry immediately. Liquids might contain minerals that can corrode the electronic circuits. Handle the transceiver gently and carefully.
-1204.fm Page 19 Tuesday, August 3, 1999 10:18 AM Specifications Transmitter Frequency Coverage ...................................................... 152.255–156.250 MHz Frequency Tolerance ............................................................................ ±1.5 kHz Type of Modulation ........................................................................................ FM RF Power ........................................................................................... 1 W (high) 0.
19-1204.fm Page 20 Tuesday, August 3, 1999 10:18 AM Limited Ninety-Day Warranty This product is warranted by RadioShack against manufacturing defects in material and workmanship under normal use for ninety (90) days from the date of purchase from RadioShack company-owned stores and authorized RadioShack franchisees and dealers.
