Page 4
About Topaz3 Topaz3 is the exclusive supplier of Maxon , Legacy ® and TruTalk brand communication products. Our Business and Industry product line ranges from FCC licensed two-way radios suitable for markets like farm, government, law enforcement, utility, etc. to consumer recreational and light-duty business markets.
Table of Contents / Contenido FCC RF Exposure Compliance Requirements - for Occupational Use Only....1 Requerimientos de Obediencia a la Exposici n de RF del FCC - para uso ó Ocupacional Solamente ......27 Unpacking and Checking Equipment..3 Desempaque y Verificación del Equipo..29 III.
Page 6
VII. CTCSS Tone Signaling......13 VII. Señal de Tonos de CTCSS......40 VIII. CTCSS Tone Setup.........14 VIII. Arreglo de Tonos de CTCSS ......41 Channel Setting Confirmation....17 Confirmación de la Configuración de Canal..........45 ......Frequency Confirmation ..... Confirmación de la Frecuencia ....CTCSS Tone Confirmation ..18 ....
Radio Frequency (RF) electromagnetic energy emitted by FCC regulated equipment. Topaz3 / TruTalk subscribes to the same safety standard for the use of its products. Proper operation of this radio will result in user...
Page 8
I. FCC RF Exposure Compliance Requirements - for Occupational Use Only, continued • The radio is transmitting when the red LED on the front of the radio is illuminated. You can cause the radio to transmit by pressing the P-T-T bar on the radio. •...
II. Unpacking and Checking Equipment Carefully unpack the radio and its accessories. Use the item list below to identify the components included in the product packaging, to ensure that no items are discarded in the packing materials. Radio Body Antenna Battery Charger (with plastic spacer stored in charger base) AC Adapter...
III. Getting Started Charging the NiMH Battery Pack You will need to charge the battery pack fully before initial use. For best results from your charging cycle, follow these tips: Ensure the ambient temperature is between 41 and • 104° F (5 and 40° C) while charging. Temperatures outside this range may not fully charge the battery.
Page 11
III. Getting Started, continued Charging the NiMH Battery Pack, continued NOTE: The first few uses from the battery will not be at “normal” capacity. After repeating the charge / dis- charge cycle two or three times, the battery capacity will increase to provide full capacity. 1.
III. Getting Started, continued Attaching and Removing the Battery Pack NOTE: After recharging the battery pack, REMOVE IT FROM THE CHARGER. The battery pack life is over when its operating time decreases even though it is fully and correctly charged. Replace the pack with the manufacturer’s recommended model.
III. Getting Started, continued Installing the Antenna Screw the antenna into the connector on the top of the radio by holding the antenna at its base and turning it clockwise until seated. Do not overtighten. The antenna should never be used to carry your radio, or as a base to clip radio accessories.
III. Getting Started, continued Attaching the Optional Speaker Microphone 1. Insert the speaker microphone jack into the radio. 2. Use the thumbscrew attachment on the speaker microphone to make connection to the radio. NOTE: The radio is not fully water resistant while the speaker microphone is attached.
IV. Radio Control Buttons / Operation Features A) Push-To-Talk (P-T-T) button (left side of radio) Press and hold while speaking into the radio microphone, release to listen to incoming messages B) Monitor button (left side of radio) Press and hold to turn radio squelch off.
V. Radio Operation Power On / Transmit Power on the radio by turning the power / volume control clockwise out of detent. You will hear a confirmation tone on power-up. To adjust radio volume, press and hold the monitor button then rotate the control further clockwise.
4. You will press the P-T-T bar once for each frequency selection. The P-T-T press will be accompanied with a confirmation beep. There are a total of 5 different frequencies and 1 repeater channel for the MURS-22 radio, defined on the next page.
Page 18
VI. Channel Frequency Selection, continued Action Channel Default Beep Pattern Frequency (MHz) Default CTCSS Press P-T-T 1 time (single beep) 151.8200 No Tone Press P-T-T 2 times (two beeps) 151.8800 No Tone Press P-T-T 3 times (three beeps) 151.9400 No Tone Press P-T-T 4 times (four beeps) 01 154.5700 No Tone...
VI. Channel Frequency Selection, continued Example of setting a channel to frequency no. 5: After entering frequency setup mode, press the P-T-T bar 5 times to select frequency 5 (154.6000). A beep sounds with each P-T-T press. Wait for 2 seconds to hear the beep pattern of the frequency number.
Page 21
VIII. CTCSS Tone Setup, continued NOTE: Read all steps before attempting this process, as the radio will exit the setup mode if keypresses are not performed within 5 seconds. 1. Press and hold the P-T-T bar and monitor bar, then turn the radio power ON.
Page 22
VIII. CTCSS Tone Setup, continued 5. Listen for the beep pattern of the 10’s digit number you selected. This takes approximately 2 seconds. 6. Press the P-T-T bar to select the 1’s digit of the signaling number. Each time you press the P-T-T bar, a beep sounds and the 1’s digit of the signaling number changes.
VIII. CTCSS Tone Setup, continued 10. Repeat steps 3 - 9 to set up the other channel. Example of setting up a channel with CTCSS tone no. 01: After entering CTCSS setup mode, press and hold the P-T-T bar until a 1-second tone sounds. To select 0 for the 10’s digit, hold the bar for 2-3 seconds.
2 short beeps three beeps long then 3 short beeps four beeps long then 4 short beeps Factory Default Channel Setting - Model MURS-22 Channel 1 154.5700 MHz Code no. 00 (OFF) Channel 2 154.6000 MHz...
X. Radio Functions Time-out-Timer (TOT) The purpose of the time-out-timer is to prevent any single person from using a channel for an extended period. If you continuously transmit for 3 minutes, the radio will stop transmitting. A tone will sound with each P-T-T bar press until the 5-second TX inhibit time expires.
X. Radio Functions, continued Low Battery Warning, continued radio will then allow one more transmission. After that the transceiver will stop transmitting. Replace or recharge the battery pack. XI. Licensing, Safety and Service Information FCC Licensing The Federal Communications Commission requires the operator of this radio be properly licensed under the applicable Part and / or Parts of the FCC Rules and Regulations.
Topaz3 radio communications Dealer for any service or repairs. XII. Maintenance Your TruTalk radio is designed to be maintenance-free, and can be kept in good working condition by: • Cleaning all external surfaces with a clean cloth, dampened in a mild solution of dishwasher detergent diluted in water.
XIII. Software Copyrights The Topaz3 / TruTalk products described in these operating instructions may include copyrighted Topaz3 / TruTalk software programs stored in semi- conductor memories or other media. Laws in the United States and other countries preserve for Topaz3 /...
This warranty is offered to the initial end user and is not assignable or transferrable. Topaz3 is not responsible for any ancillary equipment which is attached to or used in connection with Topaz3 / TruTalk products. If the Product fails to function under normal use because of manufacturing defect(s) or workmanship during the warranty period above, it will be replaced or repaired at Topaz3’s option at no charge when returned to...
Page 30
XIV. Topaz3 / TruTalk Product Warranty, con’t similar or higher-featured product. Repair may include the replacement of parts or boards with functionally equivalent reconditioned or new parts or boards. Replaced parts, accessories, batteries or boards are warranted for the balance of the original time period. All replaced parts, accessories, batteries or boards become the property of Topaz3, LLC.
Page 31
Supplier of Maxon, Legacy ® and TruTalk Communication Products Topaz3, LLC 10828 NW Air World Drive Kansas City, Missouri 64153 www.topaz3.com Toll free: 800-821-7848 Phone: 816-891-6320 Fax: 816-891-8815 • Printed in Korea P/N: 680-090-xxxx...
Need help?
Do you have a question about the MURS-22 and is the answer not in the manual?
Questions and answers