Uniden SPH 255DT Operating Manual

Two-way fm transceiver

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W I R E L E S S C O R P O R A T I O N
7100 Technology Drive
West Melbourne, FL 32904
©2000 RELM Wireless Corporation. All Rights Reserved
OMSPH255DT
Two-Way FM Transceiver
RELM WIRELESS CORP.
7100 Technology Drive
West Melbourne, FL 32904
OMSPH255DT
SPH 255DT
SPU 554KT
Operating Guide

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Summary of Contents for Uniden SPH 255DT

  • Page 1 SPH 255DT SPU 554KT Two-Way FM Transceiver W I R E L E S S C O R P O R A T I O N Operating Guide 7100 Technology Drive West Melbourne, FL 32904 ©2000 RELM Wireless Corporation. All Rights Reserved RELM WIRELESS CORP.
  • Page 2: Safety Information

    Safety Information Two-year Limited Warranty Through the provisions of the Occupational Safety and WARRANTOR: RELM Wireless Corporation Health Act (OSHA) of 1970, the United States (“RELM” or “Warrantor”). Department of Labor has established an electromagnetic safety standard which applies to the use of two-way radio ELEMENTS OF WARRANTY: RELM Wireless equipment.
  • Page 3: Table Of Contents

    Your Uniden dealer can provide you with technical assistance and infommation. If your radio does not Introduction ............. 2 perfomm properly, take it to a Uniden dealer for Congratulations ..........2 servicing. The radio contains no user-serviceable parts. Unauthorized adjustment will void the warranty Description ............
  • Page 4: Replacement Parts

    (APX140 base and APX140PS adapter) Desktop Standard Charger (APX141 base and APX141 PS The SPH 255DT operates in the 146 to 174 MHz adapter) range with a maximum RF power output rating of 5 watts The SPU 554KT operates in the 438 to 470...
  • Page 5 Malfunction Tone - a long low tone at power on indicating a radio problem. If it persists, return the radio to your Uniden dealer for repair. Low Battery Tone - two long low tones indicating the battery must be recharged.
  • Page 6: Programmable Features

    Tone-Coded channels, and scan channels) have been Press the key again to disable the TAC function. The pre-programmed into your radio by your Uniden TAC function is automatically disabled when the channel Dealer. Check with your Dealer for the specific is changed or the radio is powered off.
  • Page 7: Unpacking

    If any of these items are missing from the box, contact the two-tone decode alert tones sound (see Function your Uniden Dealer for help. Tone section), and the caller's voice may be heard, depending on programming. If programmed for no voice...
  • Page 8: Getting Started

    Getting Started Modify the channel Scan List with Channel Lock Out Deleting channels (from the channel scan list) Before you can use your radio, you must install and increases the scanning speed. charge the battery and install the antenna as follows. Use L or M to select the desired channel and press Charging the Battery The channel display increments to the next higher...
  • Page 9: Installing The Antenna

    Installing the Antenna 2. A/B Key Selection - Either or both of the A and B keys may be programmed for Home Channel To install the antenna, align selection. Press the programmed key it with the antenna to instantly select the programmed Home Channel. connector on the top of the radio and turn it clockwise 3.
  • Page 10: Operation

    Operation Applying Power and Setting the Volume 1. Turn the radio on by LCD Display pressing the button POWER The liquid crystal display to the in position. (LCD) has 10 characters to designate the selected channel by number or name. Above the channel designation area is a row of indicators that show which features are enabled.

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