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Инструкция обслуживания Midland Radio 75-440

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  • Midland Radio 75-440 - page 1

    75-440 UHF Handheld GMRS Transceiver User’s Manual Copyright © 2003 by Midland Radio; all rights reserved. ...

  • Midland Radio 75-440 - page 2

    75-440 User manual Page. 2 In this book… IN THIS BOOK… .................................................................................................................. ............................... 2 I NTRODUCTION ................................................................................................................................ ...

  • Midland Radio 75-440 - page 3

    75-440 User manual Page. 3 LIMITED WARRANTY ............................................................................................................... ..................... 28 ...

  • Midland Radio 75-440 - page 4

    75-440 User manual Page. 4 Introduction Congratulations. 75-440 is an advanced GMRS (General M obile Radio Service) Professional Radio. Its rugged design allows it to be your reliable partner ev en during hard working days. Its LCD as well as user friendly controls make the 75-440 easy to use. To extend the flexibility of the radio, a “ VOX” (V ...

  • Midland Radio 75-440 - page 5

    75-440 User manual Page. 5 • Be sure the “PTT” key is not pr essed when you do not need to transmit. • Do not operate the radio near unshielded electrical blasting caps or in an explosive atmosphere. • Do not transmit w ithout the antenna fitted on the radio . Though it is provided with a protection, it may damage the TX output final stag ...

  • Midland Radio 75-440 - page 6

    75-440 User manual Page. 6 Conventions and Symbols in this Book  This symbol marks a ‘note’ . Notes are hints or tips which offer additional information to help you. , This symbol marks a ‘caution’. Cautions are speci al notices, which you should read and follow carefully to avoid possible damage to your equipment and to avoid potential ...

  • Midland Radio 75-440 - page 7

    75-440 User manual Page. 7 Part Names and their functions Please have a look at the following parts description in or der to familiarize yourself with the transceiver’s main parts and controls. Numbers in brackets refer to the illustration. T op [1] Antenna connector. Fit the antenna to this connector (MX thread type). [2] Pow er ON/OFF knob. Rot ...

  • Midland Radio 75-440 - page 8

    75-440 User manual Page. 8 Side (left and right) [9] Microphone connector . For remote speaker/microphone, headsets for VOX use and other accessories. It must be protected with the supplied rubber cap when not in use. For the related pin connections please see to “Microphone connection”. [10] Battery pack . This NiMH battery pack supplies energ ...

  • Midland Radio 75-440 - page 9

    75-440 User manual Page. 9 Setup Unpacking The following items are in the package: (a) Transceiver’s main body (b) Flexible antenna (c) Battery pack NiMH 1,300 mA/h (d) Belt clip (e) Users guide (this book!) If something is missing please promptly advise your supplier. ...

  • Midland Radio 75-440 - page 10

    75-440 User manual Page. 10 Fitting and removing the Antenna To fit the antenna : 1) Locate the antenna terminal (thread MX type) on transceiver’s top. 2) Hold the transceiver with one hand and the base (the thicker part) of the antenna with the other. 3) Attach the included rubber duck antenna to the antenna term inal by turning it clockwise unt ...

  • Midland Radio 75-440 - page 11

    75-440 User manual Page. 11 Installing/removing the belt clip The supplied belt clip allows you to hang the transceiver on your belt or jacket when you are not using the radio. To fit the belt clip onto the transceiver’s body: 1) Gently slide the clip into the appropriate guides located on the transceiver’s battery pack until it firmly locks. T ...

  • Midland Radio 75-440 - page 12

    75-440 User manual Page. 12 Basic Operations Switching the radio ON and OFF To sw itch the radio on: 1) Rotate the “ PWR/VOL ” knob clockwise until the radio is swit ched on. The CPU will start an auto test as follows: • LED will glow GREEN, then RED and turn OFF. • LCD will display all segments and icons. The letters " PS "(" ...

  • Midland Radio 75-440 - page 13

    75-440 User manual Page. 13 Channel selection Each channel is identified by 2 numeric digi ts. The FCC assigned GMRS channel frequencies are programmed into your radio as shown in the t able below. Channels 1 through 7 are shared with FRS radios. Channel (FRS Ch.) Freq. MHz. Channel Freq. MHz. Channel (Duplex) Freq. MHz. Tx/Rx 1 462.5625 8 462.5750 ...

  • Midland Radio 75-440 - page 14

    75-440 User manual Page. 14 2) To Disable “ GROUP MODE ” . Press the “MON” button: “ SAT” icon is not displayed. You are now working in “ Open Traffic ”.  NOTE: if “SAT” icon is never displayed, “ CTCSS/DCS ” tone is not programmed. “ GROUP MODE” function is not available. See ‘Setting “Group Mode” codes’ . 3) ...

  • Midland Radio 75-440 - page 15

    75-440 User manual Page. 15 Scanning channels Your 75-440 has three types of scanni ng available. The most used is Normal Scan . This allows you to scan all the channels you have designated in your scan lis t (see Creating Scan List). The next is scan with a Priority channel (channel 1). This scan allows you to monitor channel 1 more often than the ...

  • Midland Radio 75-440 - page 16

    75-440 User manual Page. 16 2) Deactivate scan by pressing “Call” + to remove the Priority channel then press “Call” + to stop the scan. Selecting Dual Watch 1. Choose the second channel you wish to use. Press the “ CALL ” + key to activate the Priority channel. A " P " will be displayed in the lower right corner of the displa ...

  • Midland Radio 75-440 - page 17

    75-440 User manual Page. 17 Advanced Operations In this section we’ll describe some advanced operation which you can do with your handheld transceiver: Handsfree T ransmit (VOX) VOX (Voice Operated Transmit) is an automatic system , which allows you to automatically switch the transmission in hands free mode just by speaking in the built-in micro ...

  • Midland Radio 75-440 - page 18

    75-440 User manual Page. 18 Roger Beep A roger beep will be heard by the other par ty when “PTT” button is released. To enable or disable Roger Beep “FUNC” : Press the "FUNC" + CALL” keys. Key Beep A beep is heard by the user when any key is pre ssed with the exception of the “PTT” button. To enable or disable Key Beep : Pre ...

  • Midland Radio 75-440 - page 19

    75-440 User manual Page. 19 47 2F 199.5 Hz CTCSS 48 30 206.5 Hz CTCSS 49 31 229.1 Hz CTCSS 50 32 254.1 Hz CTCSS 51 33 023 DCS 52 34 025 DCS 53 35 026 DCS 54 36 031 DCS 55 37 032 DCS 56 38 036 DCS 57 39 043 DCS 58 3A 047 DCS 59 3b 051 DCS 60 3C 053 DCS 61 3d 054 DCS 62 3E 065 DCS 63 3F 071 DCS 64 40 072 DCS 65 41 073 DCS 66 42 074 DCS 67 43 114 DCS ...

  • Midland Radio 75-440 - page 20

    75-440 User manual Page. 20 Battery Packs Information on rechargeable batteries • When the battery pack is new it will not provide 100% of its efficiency. To reach the full battery run time you have to “run-in” the battery with at l east 3-4 deep charging/discharging cycles. After that it will reach its maximum capacity. Please see “Proper ...

  • Midland Radio 75-440 - page 21

    75-440 User manual Page. 21 , Use only authorized batteries and chargers. The use of non-authorized accessories may cause burns, fire or explosions causing serious damages to the radio/battery or serious injuries to people. , Battery chargers are for indoor use only. , Be certain that your power source matches the rating listed for the supplied bat ...

  • Midland Radio 75-440 - page 22

    75-440 User manual Page. 22 Optional accessories These optional accessories can be used to improve the transceiver’s performances: • Spare battery pack number 81B02 . It extends the duty time . • Rapid charger number 18-388 . Recharges the battery packs in 1 hour and provides trickle charge when they reached their full charge. • Carrying ca ...

  • Midland Radio 75-440 - page 23

    75-440 User manual Page. 23 • The suggested speaker input impedance is 8 Ohms • The microphone should be condenser low-impedance type. • All accessories should be hi-qualit y suitable for professional use. , Please do not connect any accessory that you are not sure meet the above stated requirements. You could cause serious damage to your rad ...

  • Midland Radio 75-440 - page 24

    75-440 User manual Page. 24 Quick reference Operation reference 1) Output Pow er: Press the “FUNC” key to set High or Low Power output. “LOW” icon is displayed to show that you set Low Power output. (high output has no indication) 2) Group Mode: Press the “MON” button to enable/disable GROUP MODE. “SAT” icon is displayed. 3) Squelch ...

  • Midland Radio 75-440 - page 25

    75-440 User manual Page. 25 SERVICE: If it ever becomes necessary to return your unit for service: 1. Pack the unit in its ori ginal box and packing. 2. Pack the original box in a suitable shipping carton. Im proper packing will result in dam age during shipment. 3. Include a photocopy of the bill of sa le showing the date of purchase. 4. Include a ...

  • Midland Radio 75-440 - page 26

    75-440 User manual Page. 26 Index A Adjusting Transmission Power 14 Volume 13 Antenna fitting/removing 10 B Battery charger rapid (optional) 22 standard 11 Battery pack Charging 11 Battery packs cleaning 21 Information on rechargeabl e batteries 20 Proper changing 20 Warnings for battery and chargers use 20 Belt clip 11 C Carrying case 22 Channel s ...

  • Midland Radio 75-440 - page 27

    75-440 User manual Page. 27 P PAGING 17 Power button 12 ON/OFF 12 TX output adjustm ent 14 Q Quick reference 24 Operation resume 24 R Radio lock 16 Radio ma intenance 21 Rapid charger 22 Reception 13, 14 ROGER BEEP 18 S Safety 4 Scanning channels 15 Setup Battery pack 10 Belt clip 11 Charging the battery pack 11 Fitting antenna 10 Package contents ...

  • Midland Radio 75-440 - page 28

    75-440 User manual Page. 28 LIMITED W ARRANTY Midland Radio Corporation will repair or replace, at its option without charge, any Midland FRS or GMRS transceiver which fails due to a d efect in material or workmanship within ONE YEAR following the initial consumer purchase. This warranty does not include any carrying cases, ear phones, or antennas, ...

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