Maycom MH-430 User'S Operation Manual Download Page 2

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CONTENTS

PAGE

OPTION SETTING MODE...................................................................

DESCRIPTION OF FEATURES............................................................

-TOP PANEL FEATURES.....................................................................

-SIDE AND BACK PANEL FEATURES.............................................

-FRONT PANEL FEATURES...............................................................

-DISPLAY PANEL FEATURES............................................................

BATTERY PACK INSTRUCTION........................................................

TO RECEIVE............................................................................................

TO TRANSMIT........................................................................................

SPECIFICATION.......................................................................................

CTCSS TONE TABLE............................................................................

Summary of Contents for MH-430

Page 1: ...MINI HAND HELD TYPE UHF TRANSCEIVER USER S OPERATION MANUAL MODEL MH 430 ...

Page 2: ... OPTION SETTING MODE DESCRIPTION OF FEATURES TOP PANEL FEATURES SIDE AND BACK PANEL FEATURES FRONT PANEL FEATURES DISPLAY PANEL FEATURES BATTERY PACK INSTRUCTION TO RECEIVE TO TRANSMIT SPECIFICATION CTCSS TONE TABLE ...

Page 3: ...sed to cut off the transmitting compulsorily Display of Operating in Time Out Time setting mode To change the setting time press the or button 2 Setting of Busy Channel Lock Out When a signal is receiving at the radio this feature is used to prohibit the transmitting Display of Operating in Busy Channel Lock Out Setting Mode If you press the or button in this setting mode Busy Channel Lock Out wil...

Page 4: ...ton in this setting mode TX delay option will toggle and the changed contents will appear on the LCD 4 SCAN Delay Time This feature allows to stop the scanning for the fixed time when a signal is receiving at the radio during the scanning process after that scanning process will continue Display of Operating SCAN Delay Time Mode If you press the or button in this setting mode scan time will delay ...

Page 5: ... will appear on the LCD B If you press the PTT button all changed contents will be stored and the radio will return for normal operation C Other buttons located on the front of the radio will not operate If you press these buttons error beep tone will sound DESCRIPTION OF FEATURES Top Panel Features 1 Power On Off Volume Turn the Volume switch clockwise to turn power on and set desired volume Turn...

Page 6: ...tional speaker microphone accessory BTL Bridge Tied Load Amplifier is for this radio If you want to use External Speaker MIC for this radio Ground Devide External Speaker MIC should be used NOTE If you use common Ground External Speaker MIC for this radio the radio would be out of order due to burning of circuit Therefore we would like to recommend you to use our own External Speaker MIC for this ...

Page 7: ...hese segments indicates current transmitting receiving channel number 3 Belt Clip Allows for easy of carrying while attached to users belt 4 D C Jack Allows for using external D C Wall Charger Front Panel Features 1 MO Fr Ch 1 MO Monitor Press and hold the MO Monitor button in the receiving mode and then the Audio will sound until the MO button will be released If a signal is not correct call in t...

Page 8: ...s the FUNC MO Fr Ch button when Frequency is displayed on the LCD Channel No will appear on the LCD Press the FUNC MO Fr Ch button once again Frequency will appear on the LCD Display of Frequency RX TX Channel The last 2 small segments will show memoried channel number but balance 7 big segments will show RX TX frequency 9 ...

Page 9: ...er Channel than is currently shown on the LCD 2 TS TONE Number Selection Button Press FUNC DOWN TS button in the receiving mode not Scan Dual Watch Mode If the CTCSS option Board is installed in the set you can enter the Channel RX TX setting mode If not the error beep tone will sound Display of CTCSS RX Tone setting mode In the above condition press the FUNC or button to enter the TX Tone setting...

Page 10: ... Scan Dual Watch Mode the Tone option will be on if tone option is off TSQ will appear on the LCD If the CTCSS option Board is not installed in the set the error beep tone will sound when you press the FUNC UP TO button in the receiving mode not Scan Dual Watch Mode 4 Lamp BP Beep Button 1 Lamp Button Press the button the lamp will stay on for four seconds after which it will turn itself off autom...

Page 11: ...adio has been turned on The MH 430 comes with this feature already turned on If you would like to deactivate this feature press FUNC LAMP BP button To reactivate the Beep feature repeat the above process When Beep feature is off the key beep tone and the error beep tone will not sound NOTE Bell Melody does not have concern with Beep tone 11 ...

Page 12: ...ss the MR button once again and then the used last channel No before memory channel mode will appear on the LCD To change the channels stored within a memory location Press FUNC MR MW button the MR icon and 2 signal segments on the LCD will twinkle If memory location is empty CH 1 will appear Display of stored TX RX channel number re setting Press the or button to select the RX TX channel No and t...

Page 13: ...ect the memory location by using or button Press the MR button to return to the normal operation Select the channel you want to store by using or button Fix the CTCSS Tone On Off CTCSS Tone Frequency Press the FUNC MR MW button 6 SC DW Button 1 SC SCAN Button To Activate Press the SC button not in the TONE Frequency Setting Mode and Dual Watch Mode the radio will start the scanning process and sto...

Page 14: ...nning process If a signal is receiving at a certain channel in the CTCSS option mode the scanning process will not stop if the TONE does not match with the receiving signal If you press the FUNC button at stopping channel during the scanning process this channel will be deleted in the next scanning process 13 ...

Page 15: ...n the front of the radio will not operate If you press these buttons error beep tone will sound 2 Dual Watch Operation To operate Dual Watch 1 Not in the Tone Frequency Setting Mode or Scan Mode select the channel in which you want to monitor which we will refer to as your A Channel 2 Press the FUNC SC DW button then DW will appear on the LCD 3 Select the B channel in which you want to monitor Onc...

Page 16: ...f A channel per 3 seconds Even though a signal is disappear at A B channel which will be remaining there to check another receiving signal during scan delay time After that A B channel will be changed to other channel If you press the or button when a signal is receiving at A channel in Dual Watch feature error tone will sound But if you press the or button when there is no receiving signal or the...

Page 17: ... If you press C button in the Setting mode current data will be stored and change to Call Mode If you press C button in Scan Dual Watch mode Scanning Dual Watch process will stop and change to Call mode 15 ...

Page 18: ...ll disappear from the LCD 8 Electric Microphone Front mounted electrostatic condenser microphone for clear high quality transmission power You should hold the radio 2 4 inches from your mouth and speak in a normal voice 9 Speaker High quality impact resistant output speaker for clear output reception 10 Battery Case See Batteries for installation instruction Page 18 Display Panel Features ...

Page 19: ...ode 2 Function Mode Indicates the FUNC button has been selected 3 DW Indicates that the Dual Watch feature has been activated 4 TSQ Indicates that Tone Squelch feature has been activated 5 PS Indicates that the radio is in the Battery Save mode 16 ...

Page 20: ...ength indicator The radio incorporates a tenth segment incoming signal and power output meter in the LCD When receiving a signal the meter will indicate how strong the signal is A week signal will be indicated by one or two segments while a very strong signal will have 8 to 10 segments When transmitting the letter TX will appear on the LCD and 10 segments will appear on the LCD 14 Battery remainde...

Page 21: ...16 CALL Indicates the CTCSS correct call 17 BUSY Indicates that RF signal received 17 ...

Page 22: ...o supply the power use the D C charge adapter or desk top charger TO RECEIVE If you have just transmitted then release the PTT button If you have not transmitted just leave the radio on an you receive in your selected channel If the Squelch will be received over than 20m second in the receiving mode BUSY will appear on the LCD and audible tone will sound In the CTCSS option CALL will appear on the...

Page 23: ...CATION 1 GENERAL CHANNEL 69CHs FREQUENCY 433 075MHz TO 434 775MHz FREQUENCY GENERATION PLL SYNTHESIZER FREQUENCY STABILITY 5ppm OPERATING TEMPERATURE 10 TO 55 POWER SOURCE D C 2 0V TO 4 5V MODULATION F3E IMPEDANCE 50 ohm DIMENSIONS 58 W x 85 H x 26 5 D mm WEIGHT 160g WITH BATTERY 2 RECEIVER SECTION CIRCUIT TYPE DUAL CONVERSION SUPERHETERODYNE IF FREQUENCY 1 st IF 21 4MHz 2 nd IF 455KHz SENSITIVITY...

Page 24: ... at 4 5V 3 TRANSMITTER SECTION POWER OUTPUT 10mW OR 200mW DISTORTION 5 DEVIATION 5KHz S N RATIO 40dB CURRENT DRAIN 300mA 19 ...

Page 25: ......

Page 26: ...CTCSS TONE TABLE 20 ...

Page 27: ...ycom Co Ltd Suite 463 APT Factory 201 Haan dong Kwangmyong City Kyong Ki Do Korea Kwangmyong P O Box 77 OFFICE TEL 02 895 8091 3 FAX 02 895 8094 FACTORY TEL 02 891 8352 3 FAX 02 891 8354 Printed in Korea ...

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