Introduction Welcome to the world of CB radio communication. Your Uniden PRO 340XL represents the most advanced portable radio ever designed for use in the Citizens Band Radio Service. This powerful unit operates on any of the 40 AM frequencies authorized by the Federal Communications Commission (FCC).
Unpacking Your CB Radio Carefully unpack your PRO 340XL and check the contents against this list: • (2) PRO 340XL Portable CB Radios • (2) Flexible Antennas • This Operating Guide (Read it carefully and save) • Part 95 Subpart D (FCC Rules) •...
Controls And Functions Front View — LED lights to indicate when the radio TX Indicator is transmitting. — Lights when the batteries become BATT LOW weak and need to be replaced. Indicator — A large LED display shows the current Channel Display channel in use.
— Switches the CB from receive to Push-to-Talk Button transmit mode. Connecting the Antenna 1. Align the two keys on the PRO 340XL antenna connector with the key slots in the base of the flexible antenna. 2. Push the base of the flexible antenna down onto the antenna connector.
Power Power is supplied by (8) AA 1.5 volt alkaline batteries. Installing Batteries 1. Slide the cover off the back of the PRO 340XL. 2. Insert 8 alkaline batteries into the battery compartment as shown. NOTE: Be sure to insert each battery with the proper polarity,...
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Follow this diagram for correct alkaline battery placement. 3. Replace the cover. NOTE: When the batteries become weak, the BATT LOW indicator will light. Be sure to replace the batteries as soon as possible.
Operation Before operating the PRO 340XL: 1. Be sure you read and understand Part 95 of the FCC Rules and Regulations. 2. Be sure that the batteries and antenna are properly installed. 3. Turn the unit on by sliding the power switch up to the ON position.
Care And Maintenance is designed to give you years of trouble-free PRO 340XL service. There are no user-serviceable parts inside and except for the batteries, no maintenance is required. NOTE: Do not expose the unit to moisture. Rain, dew, road splash, or other liquids may damage the internal components.
Troubleshooting If the PRO 340XL does not perform to your expectations, please try the troubleshooting suggestions listed below. If you cannot get satisfactory results, call the Uniden Customer Service Center at: 1-800-297-1023, 7:00 a.m. to 7:00 p.m. CST, Monday through Friday.
Specifications Channels: 40 AM Frequency Range: 26.965 to 27.405 MHz Frequency Control: Phase Locked Loop (PLL) synthesizer Frequency Tolerance: +-0.005% Operating Temperature: -22 ° F to +122 ° F Microphone: Electret type (Built-in) Input Voltage: 12.0 VDC nominal (negative ground) Current Drain: TX: Full modulation, 1.4A RX: With maximum audio...
(E) used in any conjunction with equipment or parts or as part of any system not manufactured by Uniden, or (F) installed or programmed by anyone other than as detailed by the Owner’s Manual for this product.
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