User manual UNIDEN BC 248CLT

[. . . ] UBC 248CLT 8 BAND, 50 CHANNEL SCANNER with AM/FM RADIO · FULLY PROGRAMMABLE · FULL FREQUENCY LCD READOUT · ALARM CLOCK · AM/FM RADIO · CHANNEL LOCKOUT · PRIORITY CHANNEL · SCAN DELAY · MEMORY BACKUP · FREQUENCY SEARCH Reference Guide Precautions Before you read anything else, please observe the following: Uniden DOES NOT represent this unit to be waterproof. To reduce the risk of fire or electrical shock, DO NOT expose this unit to rain or moisture. Changes or modifications to this product not expressly approved by Uniden, or operation of this product in any way other than as detailed by this Reference Guide, could void your authority to operate this product. Uniden® and Bearcat® are registered trademarks of Uniden Corporation. TABLE OF CONTENTS Introduction . 32 Introduction Getting Started Operation Clock Set-Up Using the Scanner Additional Features About the Unit Troubleshooting Technical Specifications. 35 Specifications INTRODUCTION About Scanning Scanning is easy and fun with the UBC248CLT 50-Channel Base Scanner with AM/FM Radio. [. . . ] When you activate Priority Scan mode, the scanner keeps track of the activity on the priority channel while listening to other channels. A constant PRI appears on the display Every two seconds, the scanner checks the priority channel for activity. If a signal is found, the scanner remains on the priority channel until the transmission ends. 16 To Set the Priority Channel Your UBC248CLT has one default Priority Channel per bank. To change the priority channel determine the frequency most important to you and program it into the desired channel location. Press and hold PRIORITY. LIMIT/ SEARCH HOLD/ The PRI indicator appears in the display and P appears to the left of the selected channel. To enter the Priority Scan Mode When in Scan or Manual mode, press PRIORITY. The PRI indicator goes out. 17 Channel Lockout You can lock out a channel so it is not scanned. Lockout information is retained in the memory when the scanner is turned off. To Lock out a Channel Example: Suppose you want to lock out Channel 2 because it stops on transmissions you don't want to hear. The scanner locks out Channel 2, Then it immediately advances to the next channel that is not locked out, and resumes scanning. Pressing LOCKOUT does not advance to the next channel in Manual mode. LIMIT/ SEARCH L/O appears in the display to indicate the displayed channel is locked out. Whenever you want to search for channels that are locked out, press MANUAL repeatedly to go through all 50 channels. Restore a Locked Out Channel To unlock a channel so that it can be monitored during scanning: 1. Press MANUAL repeatedly to find the locked out channel. LIMIT/ SEARCH LIMIT/ SEARCH HOLD/ 18 2. L/O no longer appears in the display. LIMIT/ SEARCH Restore All Locked Out Channel To unlock all channels, you must be in the Manual Mode. The L/O indicator goes out on any channel previously locked out. LIMIT/ SEARCH HOLD/ DELAY In the Scan Mode, the delay feature causes the scanner to remain on the frequency 2 seconds after end of the transmission to wait for a possible reply. A Delay function can be set for each programmed channel so that when searching stops on a channel there is a brief pause before the scanning resumes. The delay can be set when your scanner stops on a channel while scanning or when a channel is selected by Manual mode. 19 To Set Delay in Scan Mode 1. DLY appears in the display and scanning resume 2 seconds after the transmission ends. LIMIT/ SEARCH HOLD/ To Set Delay in Manual Mode 1. . LIMIT/ SEARCH HOLD/ 20 SEARCHING The UBC248CLT can search bands or range of frequencies you specify to find desired frequencies. This is useful if user does not have a Frequency Directory handy, or if new stations have been added since the Directory was published. Use numeric keypad to enter the lowest frequency of the range you want to search. Press LIMIT. LIMIT/ Enter highest frequency of the range you want to search. [. . . ] s Always write down the programmed frequencies in the event of scanner memory loss. s Always press each keypad button firmly until you hear the entry tone for that key. Location s s s If your scanner receives strong interference or electrical noise, relocate the scanner or its antenna away from the source of the noise. Avoid placing the unit in direct sunlight or near heating elements or vents. [. . . ]