Uniden PRO505XL English Owner's Manual - Page 7

OPERATION AND MAINTENANCE Basic operation Turning the radio on Turn the Volume knob clockwise until the display backlight comes on. Turning the radio off Turn the Volume knob counter-clockwise until it clicks and the display backlight turns off. Selecting a channel Press or buttons to select a channel. Changing the Turn the Volume knob clockwise to increase the volume; turn it volume counter-clockwise to decrease the volume. --Tune the radio to the channel you want to transmit on, and listen to make sure the channel is clear. Transmitting --Press and hold the PTT button. --Hold the microphone about 2 inches away from your mouth and speak in a normal voice. --Release the button to listen for a response. --Toggle the CB/PA switch to PA; this turns off the CB radio and activates the PA speaker. --On the microphone, press and hold the PTT button. Using the PA feature --Hold the microphone about 2 inches away from your mouth and speak in a normal voice. Use the Volume knob to adjust the volume of the PA speaker. --When you're finished broadcasting, release the Adjusting the button and move the CB/PA switch back to CB. --To filter out weaker signals and background noise, turn the knob clockwise to increase the squelch level. squelch level --To decrease the squelch level so you can hear weaker radio signals, turn the knob counter- clockwise. Using the Instant Channel 9 feature --Press the CH9 button; the radio automatically tunes to channel 9. --Press the CH9 button again to return to the previous channel. NOTE: Make sure you read and understood part 95 of the FCC rules and regulations before using the transmitter. 7