Nemo21 Information and Communications PRO-301 FRS Transceiver User Manual users manual 2

Nemo21 Information & Communications FRS Transceiver users manual 2

users manual 2

MINI HAND HELD TYPE UHF TRANSCEIVERuser’s manualMODEL : EH-465CONTENTNEMO21 INFORMATION& COMMUNICATIONSFCC ID: O7MPRO-301JOB # 106AK0EXHIBIT # 9A-9W
3INTRODUCTION ………………….………………..……………4GENERAL FEATURES ………………………………………… 4DESCRIPTION OF FEATURES ……………………………… 5 1. Top Panel Features ……………………………..…………… 5 2. Side and Back Panel Features ……………………..……..…. 6 3. Bottom side Features ………………………………….……. 8 4. Display Panel Features …………………..…………………. 9 5. Front Panel Features ………………………………………. 11FRS CHANNEL FREQUENCY TABLE ………….……...…. 14CTCSS ……..……………………………………………..………14OPTION SETTING MODE …………………………..……… 15BATTERY INSTALLATION ISTRUCTIONS ……………… 19TO RECEIVE ..………………………………………….……… 20TO TRANSMIT ..……………………………………………… 20INITIALIZATION ..…………………………………………… 21RANGE …………………………………………..…………..… 21EASY AND COMMUNICATIONS ……………..…………… 21SPECIFICATION ……………………………………………… 22TROUBLESHOOTING ……………………………………… 23INTRODUCTION
4Congratulations on your purchase of the maycom EH-465Advanced Family Radio Service (FRS) Portable radio. Yourmaycom radio is designed to provide trouble-free service andadvanced user features to make it the premier choice in radiocommunications.GENERAL FEATURESCompact size and light weightEasy viewing multi-purpose LCD displayCPU controlled frequency synthesizer for reliable operationCTCSS Tone Squelch system to avoid interferenceAdvanced user features – Vox, Scan, Call Tones, Melody Call and Roger BeepOperates on 4 AAA alkaline batteries, Ni-Mh RechargeableBattery Pack or DC Power SupplyConnections for optional accessories to enhance yourcommunication pleasureBelt Clip and hand strap for easy carryingFCC ID : O7MPRO-301NEMO21 INFORMATION & COMMUNICATIONSTHIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES.OPERATION IS SUBJECT TI THE FOLLOWING TWO CONDITIONS:(1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE,AND(2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED,INCLUDING INTERFERENCE THAT MAY CAUSE UNDERSIREDOPERATION.
4DESCRIPTION OF FEATURES1. Top Panel Features 1) Power On/Off, Volume Control Turn the volume control clockwise to switch power on and set volume to desired level. Turn the volume control counter-clockwise to turn power off. 2) Antenna The antenna is an integral part of FRS radio for maximum performance. Do not modify or connect any external device to antenna to change its characteristics. 3) Microphone and Speaker Jack Jacks are provided for connection of optional speaker/microphone maycom accessories.
52. Side and Back Panel Features 1) Flexible Wrist Strap Placing the strap around the wrist will prevent the radiofrom falling to the ground(Strap is in accessory pouch). 2) PTT(Push-To-Talk) Button Press the “PTT” button to activate the transmitter. Talk in a normal voice about 2-3 inches from the front panel. When external microphone is connected, the external PTT control is activated. To receive, just release “PTT” button. 3) Lamp button •Press the lamp button. The lamp will stay on during pressing. ∙Monitor Press Lamp button for a 2 sec in receiving mode, both carrier and tone squelch circuit will be temporarily disabled. Receiver/audio will sound on the loudspeaker until the “Lamp” button is released.
6∙Bell Feature Function : The user is alerted to incoming calls by bell indicator and an audible tone from the radio. To Activate :  Turn the power off α Press the lamp button and then turn the power on β The Bell icon “ ” will appear on the LCD. Upon receiving an incoming call, the alert function will be activated for about 8 seconds and then stopped for 15 trigger the alert device. The radio will automatically re- armed and ready for another alert after the 15 seconds timer expires. To De-Activate : Turn the power off and on. The Bell icon “ ” will disappear from the LCD. 4) Belt Clip Allows for easy of carrying while attached to user’s belt. (One screw and clip are in accessory pouch). 5) Battery Case See “Battery Installation Instruction” for details.
73. Bottom side Features 1) DC Jack For connection to AC Wall Charger, or optional Car Cigarette Lighter DC power Supply Adaptor. Do notconnect charger or power supply to the radio if you are using Alkaline Batteries. 2) Bottom Charger contact for Desktop Charger To charge the rechargeable battery pack with desktop charger , this contact point will be used.
84. Display panel features 1) : : Indicates the “Key lock” feature has been activated. 2) : Indicates that radio is the “Transmit” mode. 3) SCAN : Indicates the “SCAN” feature has been activated. 4) PS : Indicates that the radio is in the “Battery save” mode. 5) : Displays the channel number in which the radio is operating on. 6) : Displays the CTCSS tone number in which the radiois operating on. 7) : Indicates that “Beep” tone confirmation is on. 8) : Indicates that “Roger Beep” tone confirmation is on. 9) : Indicates that “Bell” feature has been activated.10) : Indicates “TONE” is on.11) : Indicates the amount of battery power left. If the battery level is two low, “ ” will be flashing.12) : Indicates the “VOX” feature has been activated.
913) : When transmitting, 10 segments will appear on the LCD. “ ” icon will also appear, at the top left corner of the LCD.14) : Indicates that RF signal is being received.15) : Indicates that a correct call is received in theCTCSS option mode.
105. Front Panel Features 1) Lock This feature is allows the user to lock the operation of each function button on the front panel. •To Activate :  Turn the power off. α Press the Lock button and then turn the power on β The “ ” icon will appear on the LCD to indicate that this feature is currently activated. •To De-Activate : Repeat “To Activate” process. The “ ” icon will disappear on the LCD. 2) Channel Down() Press the Down(…) button to change the radio to operateon a lower channel number. 3) Down() Scan
11 This feature allows the user to call all 14 FRS channels for activity. To start Down(…) scanning, press channel Down(…) button over 2 seconds. The radio will be stop on any busy channel until the preset Scan delay time expires, then revert to scanning. The user can cancel scanning by pressing the “PTT” while the radio stops at a busy channel, and communicate with other users using that channel. To activate Up(″) scanning, press Up(″) channel button during down(…) scanning. 4) Melody Call Feature The user can transmit two melody tones provided in the radio to indicate its identify test audio performance of the radio. To operate, simply press “…(or ″)” button while holding down the “PTT” NOTE : FCC restrict the transmission of audible tones to less than 15 seconds. 5) Tone On/Off Press the “TONE” button while in the receiving mode to toggle the Tone Squelch ON and OFF. “TONE” icon will appear on the LCD when Tone Squelch is switched ON. •To De-Activate : Press “TONE” button one more time. The “TONE” icon will disappear on the LCD. NOTE : In Tone Squelch operation, the loudspeaker of the receiver will only become a active while the received signal has the same CTCSS code as the one selected in the RX CTCSS Tone setting menu. Although you could not hear interference or transmissions from other users, they could stillexist and may reduce your communication range. It is a good practice to monitor the channel press the “LAMP” button over 2 seconds, to ensure that it is free of interference before you choose it for
12 communications. Transmission in CTCSS is not private and issubject to monitoring by other users. 6) Channel Up() Press the Up(″) button to move to a higher Channel. 7) Up() Scan This feature allows the user to call all 14 FRS channels for activity. To start Up(″) scanning, press channel Up(″) button over 2 seconds. The radio will be stop on any busy channel until the preset Scan delay time expires, thenrevert to scanning. The user can cancel scanning by pressing the “PTT” while the radio stops at a busy channel, and communicate with other users using that channel. To activate Down(…) scanning, press Down(…) channel button during Up(″) scanning. 8) VOX This feature allows the user to transmit the voice without pressing PTT button. In VOX mode, the transmitting will be operated automatically when the signal is input to microphone. If there is no signal to be input, the radio will stay in the receiving mode. •To Activate :  Turn the power off α Press Channel Up(″) button and then turn the power on β VOX “ ” will appear on the LCD. •To De-Activate : Turn the power off and on. 9) Menu Will be explained in Option Setting mode10) Loudspeaker High quality impact resistant output loudspeaker, which provides clear, high volume reception.
1311) Internal Microphone The internal microphone is a front mounted, electrostatic condenser microphone which provides clear high quality audio transmission. For best results, hold the radio 2-4 inches from your mouth and speak in a normal voice.FRS CHANNEL FREQUENCY TABLE ∂ Display of channelNO. Freq.(MHz) NO. Freq.(MHz)1 462.5625 8 467.56252 462.5875 9 467.58753 462.6125 10 467.61254 462.6375 11 467.63755 462.6625 12 467.66256 462.6875 13 467.68757 462.7125 14 467.7125CTCSSThe Continuous Tone Code System Squelch System (CTCSS)is a system to avoid interfering signals on the same channel.By selecting and enabling a code (or tone), only the properreceived signal will be enabled. The EH-465 can use the samecode for transmit and receive (Common Code). ∂ Display of CTCSS RX/TX Common Tone Setting Mode
14In the above condition, press the “TONE” button over 2seconds. CTCSS Tone Code will be blanking.Press the “″ or …” button to change the TX/RX Tone setting.Press “PTT or TONE” button to store the selected CTCSScode.NO. Freq.(Hz) NO. Freq.(Hz) NO. Freq.(Hz)1 67.0 14 107.2 27 167.92 71.9 15 110.9 28 173.83 74.4 16 114.8 29 179.94 77.0 17 118.8 30 186.25 79.7 18 123.0 31 192.86 82.5 19 127.3 32 203.57 85.4 20 131.8 33 210.78 88.5 21 136.5 34 218.19 91.5 22 141.3 35 225.710 94.8 23 146.2 36 233.611 97.4 24 151.4 37 241.812 100.0 25 156.7 38 250.313 103.5 26 162.2 39When the LCD displays the CTCSS code desired, you canchange to display another CTCSS Tone setting by pressing“TONE and ″ or …” buttons. After all the settings arecompleted, press “PTT or TONE” button to store yourselections. The radio will revert to normal operation. You canthen activate Tone Squelch operation by pressing “TONE”.
15OPTION SETTING MODEThe following procedure allows the user to access optionalfeature settings. To enter option setting mode, first turn off theradio, then press and hold “TONE” button while turning on theradio.NOTE : While you are in the option setting mode :A. If you press “TONE” button, the next option setting modewill appear on the LCD.B. If you press “PTT” button, all changed contents will bestored and the radio will return to normal operation mode.1. Setting of VOX Level(1-6 steps) ∂ Display of VOX Level Press ″ or … button to change the VOX operating level from 1 to 62. Setting of VOX Delay time ∂ Display of VOX Delay Time
16 This feature allows the user to limit the maximum VOXdelay time for each transmission. If the VOX is depressed for a period exceeding the VOX delay time, the VOX transmitter will be cut off and the user has to release and press PTT again to transmit. Press ″ or … button to change the VOX delay time from 1 to 63. Setting of Beep On/Off This feature gives the user an audible test tone sequence while turning the radio on, and short confirmation or error tones when the user presses a button on the radio (Except for PTT button). ∂ Display of Beep On/Off Press ″ or … button to switch the “Beep” on and off. When the Beep is on, the beep icon “ ” is on the LCD. Thefeature is preset “ON” at the factory. Confirmation tone is a highpitch tone indicating that the button selection is accepted.4. Setting of Roger Beep On/Off This feature allows the user to finish the transmitting andthe Radio will be in the receiving mode. When the Roger Beep is on, the Roger Beep icon “ ” ison the LCD.
17 ∂ Display of Beep On/Off Press ″ or … button to switch the “Roger Beep” on and off. The feature is preset “ON” at the factory.5. Setting of Power Save Mode This feature enables power save circuit in the radio toreduce power consumption and increase the useful life of your battery significantly in standby mode. The feature is preset “ON” at the factory. ∂ Display of Power Save On/Off Setting Mode Press ″ or … button to toggle power save On and Off. The “PS” icon on the LCD will appear when power save option is On. The icon will flash when the power save circuit is in operation during standby mode.6. Setting of Busy Lock On/Off This allows the user to disable the transmitter whilereceiving a message from others. This will avoid interference on the radio channel. ∂ Display of Busy Channel Lock Out Setting Mode
18 Press ″ or … button to toggle Busy Channel Lock Out option between On and Off.BATTERY INSTALLATION INSTRUCTIONS1. Turn belt clip to right(or left) direction. (1)2. Slide open the battery cover on the back of the radiotowards the indicated direction. (2)3. Install 4 AAA Alkaline batteries (or rechargeable battery pack). If using individual batteries, place into the tray in the indicated arrangement. Place tray inside battery well (3). Please note the polarity of the batteries.4. Put the battery cover back on the radio. Press and slide to close. (4)5. Press the battery open button upward to lock battery case.If you have installed rechargeable “AAA” size batteries, orused the Ni-Mh rechargeable pack, you can use the optionalDC wall charge adapter, or optional desktop charger to chargethe batteries.
19NOTE : Alkaline RENEWABLE batteries are NOT regularrechargeable batteries. They require a special battery chargerto recharge.WARNING : DO NOT CHANGE ANY BATTERIES OTHERTHAN Ni-Mh RECHARGEABLE TYPE IN THE RADIO.CHARGING BATTERIES INCORRECTLY CAN CAUSESERIOUS DAMAGE TO THE RADIO AND ITS OPERATOR.TO RECEIVEIf you have just transmitted, release the “PTT” button. If youhave not transmitted, leave the radio on to receive selectedchannel.The radio will unmute upon receiving a signal. The BUSY iconwill appear on the LCD and the S-RF meter will show receivedsignal strength.When the radio is operated with CTCSS Tone Squelch, andthe radio receives a signal with correct CTCSS code, theCALL icon will appear on the LCD display.TO TRANSMITPress and Hold the “PTT” button to transmit.If Busy Channel Lock Out Option is on and the radio is inreceiving mode, “ ” will blinking on the LCD and theaudiable alarm (error beep tone) is telling you the radio willstay in receiving mode and you will not be able to transmit.Press “TONE” to cancel privacy codes on that channel.
20NOTE : Please refer to the different sections in this manual for detailed operational procedures.INITIALIZATIONPressing and holding the “PTT” while turning the power on willput the radio into initialization mode. The radio will be reset tooriginal factory settings. This feature is useful when you havemis-programmed the radio and the radio is not operatingnormally.RANGEThe maycom EH-465 has an effective range of about twomiles in open terrain. Buildings, hills, trees and other objectscan reduce the effective range of transmission.EASY AND SAFE COMMUNICATIONSThe EH-465 can make communications with family and friendseasy and safe when :You communicate with fellow hikers and bikers.You keep track of children in a shopping mall or at a concert.Communicate between floors or rooms in your own home.
21Talk to neighbors or friends.Talk to traveling friends in another car.SPECIFICATION1. General Channels -------------------------- 14 Frequency Range --------------- 462.5625 to 462.7125 MHz 467.5625 to 467.7125 MHz Frequency Control -------------- Phase Lock Loop (PLL) Synthesizer Frequency Stability ------------- +/- 2.5 ppm Operating Temperature -------- -20 to +60 (-22 to +140 ) Power Source -------------------- DC 6.0V Impedance ------------------------ 50 ohm Dimensions ----------------------- 55(W) x 26(H) x 82.5(D)(mm) Weight ----------------------------- 115g (with out battery)2. Transmit Power Output -------------------- 500mW Frequency Modulation --------- Narrow Band FM @ 2.5 KHz deviation Current Drain --------------------- 600mA @ full power Distortion -------------------------- 5 % maximum S/N Ratio -------------------------- 40 dB
223. Receive Circuit Type ----------------------- Super Heterodyne-Dual Conversion IF Frequency --------------------- First IF : 21.7 MHz Second IF : 450 KHz Audio output --------------------- 120mW Sensitivity ------------------------- 0.25 uV for 12 dB SND Selectivity ------------------------- 50 dB MinTROUBLESHOOTING1. The radio won’t receive : If “TONE” is lighted on the display, press “TONE” to cancel privacy codes on that channel.2. “PS” is flashing : Power save mode is turned on to save battery power.3. The radio is locked up : Turn the radio off and turn back on.
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24 Maycom B/D, 280-5, Seoksu 2-Dong, Manan-Gu, Anyang-City, Kyoungki-Do, Korea Office) Tel : 82 343 470-7700 Fax : 82 343 470-7799 Factory) Tel : 82 343 470-7740 Fax : 82 343 470-7798 Home page : http://www.maycomcoltd.com e-mail : maycom@maycomcoltd.comPrinted in Korea

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