Uniden PC68LTX Owners Manual - Page 9

Negative Ground System With a negative ground system, the negative (-) battery terminal is usually connected to the vehicle motor block. Connect the red DC power cord from the transceiver to the positive (+) battery terminal or other convenient point. Then connect the black power cord to the vehicle chassis or negative (-) battery terminal. USING YOUR PC68LTX TURN PC68LTX ON/OFF Turn the VOLUME knob clockwise until the unit turns on and the display backlight turns on. Turn the VOLUME knob counter-clockwise to turn the unit off. CB MODE Be sure that the power source, antenna, and microphone are properly connected before proceeding. 1. Turn unit on. Set volume to a comfortable level. 2. Set switch to CB. 3. Turn the CH knob to select a CB channel. 4. Set noise limitations switch to NB/ANL. 5. Adjust squelch. • Turn SQUELCH knob fully clockwise so only strong signals can get through. • Turn SQUELCH knob fully counterclockwise until you hear a hiss. Everything gets through - noise, weak signals, and strong signals • Turn SQUELCH knob clockwise until the hiss stops. Only clearer signals get through. Set SQUELCH only when the radio is not receiving a strong signal. 6. Press and hold PTT and check the multifunction meter. It will show the RF output power. 7. Turn RF GAIN knob to set RF gain sensitivity. Normally, the knob is 9