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                                                                                                                                        MaxonSM5102Radio 

 

 

2  Push the appropriate [0]-[9], A,B,C,D,*,#  to enter the desired character. 

3  Push the CLR Key. Number or character will be deleted at last Number or character. 

4  Push and hold the CLR key. All messages will be deleted. the radio enter the standby mode. 

5  Push the RCL key. Press the number key. DTMF message which is stored number is displayed at LCD. 

6  Push the RCL Key. Press the #,* key to removed the displayed data from the LCD. the radio enter the 

standby mode. 

7  Push and hold the RCL Key. the radio is changed with Number mode and Alphabet mode. 

8  Push and hold the STR Key to blink the cursor. Push [*] to move the cursor to left. Push[#] to move the 

cursor to the right  

9  Push the STR Key in the edit mode. Press the number key. DTMF message is stored  

-display[STORE Num] 

10 Push the SND key to transmitter the DTMF data. 
 
2.1.2.2 Clearing a Dialed Number  
When a number has been accidentally entered during auto dial a press and release of the CLR key will 
delete an individual number. A press and hold of the CLR key will clear the entire dialed number.  
 
2.1.2.3 To Store a Number in Memory  
Dial the desired number. Entered number will show in the radio display.  
Press and release the STR key.  
Press and release any number 0 – 9 to store the number, * and # cannot be used for storing a number. 
STORed will show in the radio display indicating the number has been stored in memory under that key.  
 
2.1.2.4 To Recall a Stored number from Memory  
Press and release the RCL key.  
Press and release the number key from which a number has been stored. 
Press SND to dial the recalled number.  
 
If a number has been accidentally recalled repeat steps 1. and 2. until the proper number has been recalled.  
 
2.1.2.5 Clearing a Stored Number  
Press and release the RCL key.  
Press and release the number key from which a number has been stored. The stored number will show in 
the radio display. 
Press and hold the CLR key to remove the stored number. A new number can now be entered and stored in 
that location. 
 
2.1.2.5 Decode action 

 Stun – this shall prevent any transmission from the radio and will also mute the speaker. 

 Revive – this shall re-activate the radio.  

 Covert On – a valid address shall cause the radio to cycle between Tx mode and Rx mode.  The time 

periods spent in Tx and Rx modes shall be programmed into the addressee radio, however, it will be the 
Base Station or DTMF Sender, that remotely turns this feature ON or OFF. 

 Covert Off – this shall remotely turn the radios’ covert mode off, i.e. the radio will return back to passive 

receive mode. 
 

 SMS 

1. Receiving an SMS 
- When an SMS is received : the SMS data is displayed 
- When the received SMS includes more than 8 characters, “

” appear. 

Push any button to return to the standby condition. 

 
2. Received message selection 
-The Radio memorizes the received messaged for record. UP to 9 messages for SMS, of 40 character SMS 
can be memorized. The oldest message is erased when the 10th message is received. However, once the 
radio is powered off, all messages are cleared. 
 

1 .Push [SMS]  : displays “RECORD” 

2 .Push[SMS] : Displays message memory 

3 .Push [ UP] or [DOWN] to select the desired message 

- When selecting the SMS that includes more than 8 characters, “

” appear. 

Summary of Contents for SM5102

Page 1: ...SM5102 Radio SM5102 146MHz 174MHz MOBILE RADIO SERVICE MANUAL ...

Page 2: ...ts Proper operation of this radio will result in user exposure far below the Occupational Safety and Health Act and Federal Communications Commission limits Safety Information Continued WARNING It is mandatory that radio installations in vehicles fueled by liquefied petroleum gas conform to the following standard National Fire Protection Association standard NFPA 58 applies to radio installations ...

Page 3: ... condition that this device does not cause harmful interference Unpacking Inforamtion Remove and carefully inspect the contents of your package s for the following items Radio Microphone DC Power Supply Cord Radio Mounting Bracket and Hardware Microphone Bracket and Hardware Operating Instructions ...

Page 4: ...ts They must not be broken or subjected to excessive heat 2 Never operate the radio transmitter without the correct Maxon antenna or a suitable artificial load connected 3 Never modify a radio or accessory except as instructed in the Service Manual Engineering Bulletins or formal communication as this may invalidate any warranty guarantee or type approval 4 Do not operate this equipment in environ...

Page 5: ...ment Connection 2 1 4 Transmitter Performance Tests 2 1 5 Receiver Performance Tests 2 2 Alignment 2 2 1 Disassembly and Re assembly of the Radio 2 2 2 PLL Alignment 2 2 3 Transmitter Alignment 2 2 4 Receiver Alignment 2 2 5 Receiver Performance Tests 3 DETAILED FUNCTIONAL DESCRIPTION 3 1 UHF Transmit 3 2 UHF Receive 3 3 Control PCB 3 4 Front Panel PCB 3 5 SOFTWARE CONTENTS 4 TROUBLESHOOTING GUIDE...

Page 6: ... F 455kHz Second I F Number of Channels 208 Frequency Source PLL Synthesiser Frequency Stability 2 5ppm Power Supply 13 8Vdc nominal 10 8Vdc minimum extreme 15 6Vdc maximum extreme Current Consumption OFF 10µA Standby muted 140mA Unmuted with 25 AF power 350mA Unmuted with 50 AF power 450mA Unmuted with 100 AF power 570mA Transmit 5W RF Low output 5 0A Transmit 40W RF Normal output 10 0A Transmit ...

Page 7: ... ESD 20kV C MIC 15kV EMC EMC Directive 89 336 EEC May 89 ETS 300 279 Physical Dimensions 175 W x 158 D x 48 H mm Weight 1 44kgs Programmer SMP 6001 Reliability Analysis MTBF 15 000 Hours MIL HDBK 217F Ground benign Parts stress method MTTR 30 minutes average time to rework any SMD component and reassemble ...

Page 8: ...Method as FTZ 17 TR 2049 July 1988 Better than 40dB with PSOPH Sub Audio Tones CTCSS Tone Range 67 to 250 3Hz 0 3 accuracy Tone Standard RS 220A EIA Non Standard 50 to 260Hz 0 3 Tones accuracy Nominal Tone 10 8 15 Pk Sys Dev Deviation Sub Audio Tones DCS Tone Standard Normal and Inverted Tone Deviation 10 3 Pk System Dev UK 1 3 Receiver Test Method is ETS 300 086 2001 unless stated Performance wit...

Page 9: ... of test equipment may be used For example if measuring power a stand alone power meter and a dummy load could be used instead of the Test Set Discrete Test Equipment RF Signal Generator RF Power Meter RF Frequency Counter Spectrum Analyser and notch filter optional Audio Signal Generator Audio Power Meter SINAD Meter Modulation Meter Oscilloscope Voltmeter DC Power Supply 0 15V 2A min Combined Eq...

Page 10: ... from the battery eliminator to the power supply The red positive lead connects to 13 8Vdc The black negative lead connects to the negative terminal of the power supply 2 1 2 Transmitter Performance Tests Power Output a Connect the transmitter to the Communications Test Set CTS with the power meter set to read 50W b Set the power supply to 13 8Vdc and connect a dc voltmeter across the power supply...

Page 11: ... 1 5kHz dev 20kHz channel spacing 2 4kHz dev 25kHz channel spacing 3kHz dev f Adjust the RF signal generator level until the SINAD meter reads 12dB g Check that the signal generator RF level is 117dBm 0 31µVpd Squelch a Ensure that both the radio and the signal generator are set to the appropriate channel spacing b With the above setting reduce the RF level to 130dBm The radio should be mute It ma...

Page 12: ...ain cover as described above With the radio upside down remove the two black screws which hold the front panel to the base of the radio Turn the radio the normal way up Remove the three screws which secure the front panel to the radio It is important that you note that one of the screws is different as it secures metal and not plastic Remove the front panel Replace the front panel by reversing the...

Page 13: ...may be necessary to press the monitor button to achieve mute h Adjust the RF level until the SINAD meter reads 10dB The radio should unmute This completes the receiver alignment process 2 2 3 Receiver Performance Tests SINAD or noise quieting sensitivity performance tests may be used to test the sensitivity of the receiver Both tests are given below 12dB SINAD Sensitivity The SINAD performance tes...

Page 14: ... difference voltage on R249 which is through for it If the current is varied by RF power output or other reasons it produces some bias voltage by U11 and Q34 The differential signal at the output of U11 is passed to Q14 and Q15that produces a constant power output to the antenna RV5 is used to adjust the RF power level 12 8 MHz TCXO The TCXO contains the 2 stage thermistor network compensation and...

Page 15: ...received from the EEPROM U6 the frequency synthesiser circuit controls and produces the RF carrier frequency for the transmitter during transmit and the local oscillator frequency for the receiver The frequency synthesiser circuit is comprised of Rx Tx Voltage Controlled Oscillator VCO Charge Pump and Loop Filter Dual Modulus Prescaler Voltage Controlled Oscillator Contains two VCOs One for produc...

Page 16: ...t End Module RF amplifier via pin 1 The front end module contains D601 to Q601 the front end module is configured to enable the RF signal at the operating frequency to pass to the first mixer First Mixer and First IF Amplifier The VCO local oscillator signal routed through buffer transistors Q2 is filtered by C14 C15 C16 C17 and L2and L4 D4 produces a difference frequency IF of 45 1MHz from pin 6 ...

Page 17: ...rom 146 to 174MHz The radio have been factory aligned for operation within frequency band Any repair or adjustment should only be made by or under the supervision of a qualified radio service technician ALIGNMENT PROCEDURE The PM 200 V2 Receiver is designed for broad band covering VHF 146 174MHz and should require no special alignment unless repairs are performed on the receiver portion The only a...

Page 18: ...essory socket wired to it via connector J1 which can be used for either external programming of the radio or as an accessory socket for external speaker and hand microphone Software contents 1 Features 2 Message 3 Basic Operation Function Keys Up button Down key Programmable function keys Emergency KEY Two Tone Code Channel Selection DTMF Code Channel Selection SMS Code Channel Selection Group Sca...

Page 19: ...riority Icon Button Single Beep Two Tone received Icon Two Beeps U D Warning Time out timer Two Beeps tot Busy channel Lock Out Two Beeps bLock out Penalty Two Beeps Penalty Penalty End Single Beep Call Busy Call Busy PTT Lock Close Scanning In Normal Scan Mode Green Led Blinking Icon In Priority Scan Mode Green Led Blinking Icon Scan Delete Single Beep delete Scan All Delete Single Beep All del T...

Page 20: ... Selectable using Light Key In case of Auto Mode as pressed the key the light is bright during the 5 s Monitor Key By pressing one of the option buttons programmed to be the Monitor button the user shall defeat the programmed squelch operation and un mute the speaker on the selected channel Lock Key This function can disable all keys except PTT Emergency Key Scan Key Push to start and cancel scann...

Page 21: ...elect the desired SMS Code channel Push SMS to transmit the SMS Code in selected SMS channel To change the baud rate Push 1200 2400 bps SCAN Edit Mode You can edit your pre programmed Group Scan List by adding or deleting scan list from the Group Scan List To activate scan list editing press and hold the P1 button on the front of the radio and turn volume on the radio Upon entering the scan list e...

Page 22: ...r radio DOWN button 5 After cloning the slave radio display TURN OFF message and the master radio display MASTER message on LCD 4 BASIC FEATURES 208Channels The SM5000 Series radio can store up to 208 channels within the same band These channels can be selected by turning S W Channel Spacing The SM 5000 Series is capable of programmable channel spacing Each channel can be programmed via the PC pro...

Page 23: ...mmed time from 0 75 s after the time out has expired to allow a cool off period for the transmitter Busy Channel Lockout Marked Idle The transceiver has several inhibit function which restrict transmission under the following conditions Busy Channel Lockout ON Upon PTT being pressed if carrier is present the radio shall not transmit and an audible alert tone will be given Busy Channel Lockout OFF ...

Page 24: ...n detected OR transmit on the priority channel if scanning is still active Priority Only TX If scanning or listening to an active channel and the PTT bar is pressed the radio will only transmit on the priority channel No transmissions shall be allowed to scanned calls If transmission is attempted a warning tone will be sounded Rx only No TX No transmissions allowed during scanning If transmission ...

Page 25: ...ease the number key from which a number has been stored Press SND to dial the recalled number If a number has been accidentally recalled repeat steps 1 and 2 until the proper number has been recalled 2 1 2 5 Clearing a Stored Number Press and release the RCL key Press and release the number key from which a number has been stored The stored number will show in the radio display Press and hold the ...

Page 26: ...y to blink the cursor Push to move the cursor to left Push to move the cursor to the right 10 Push the STR Key in the edit mode Press the number key SMS message is stored Display STORE Num 11 Push the SND key to transmitter the SMS data TWO TONE 1 Two Tone Option 1 1 Two Tone Enable Disable Enable can receive transmit two tone Disable cannot receive transmit two tone 1 2 Two Tone Decoding Alert En...

Page 27: ...ndicator Appears at the scan Channel 4 P Scan Indicator Appears at the Priority scan Channel 5 Key Lock Indicator Appears during the key lock function is on 6 Speaker Indicator Appears when the monitor mode 7 Low Power Indicator Appears when low output power is selected 8 Two Tone Detect Indicator Appears when the Two Tone code is received 9 Scrambler Indicator 10 Commander Indicator ...

Page 28: ...recommended Operating System Microsoft Windows 98 2000 NT XP 7 Program Cable Block Pc Program Auto Test Program 15 pin Connect 9 pin Connect 4 5 5 2 6 3 7 7 Flash Cable 15 pin Connect 9 pin Connect 1 1 5 2 2 3 3 4 5 1 GND Clone Cable 15 pin Connect 15 pin Connect 4 5 5 6 6 5 ...

Page 29: ...ange of 1 st local frequency 1 Check D1 2 15 2 Check Q601 3 Check D4 T1 T2 4 Replace U2 5 RX VCO level 2dBm 6 Retune TCXO Defective RX 1 VCO frequency change or level drop 2 Defective voltage Source 1 Repair VCO Defective IF IC 2 Q20 PLL Error 1 Defective 12 8 MHz TCXO 2 Voltage source for RX VCO TX VCO 3 Defective PLL IC 1 Replace TCXO 2 Check RX VCO TX VCO 3 Replace U1 NO TX Power 1 TX buffer AP...

Page 30: ... Q12 BFR92A Q3 2 13 KTC3875S Q901 904 7 KTA1504S Q902 903 KRC104S ND KRC101SNA KRC404V Q5 6 8 10 16 19 22 26 27 30 32 34 37 38 48 KRA104S PD KRA304V KRA310V KRA226 Q9 KRC110S NK KRA110S PK KRA101S KRA104 Q1 4 11 29 31 33 36 40 204 304 BASE DIAGRAM MANUFACTURER S PART NUMBER REFERENCE NO SYMBOL KDS181 A3 KDS184 D11 12 8 11 12 17 KDS193 F3 D20 KDS226 C3 KDS122V KDS120V D601 D201 202 D16 18 ...

Page 31: ...ENER 5 6V D23 22 5 HSMS 2817 D911 1SV229 1SV217 MMBV109 HVU300ATRU 1SS314 KDS121V D201 202 301 D701 901 921 KDS160 KDS114 D10 SM4004 UPP9401 D 2 15 KTA1663 Q722 Q23 SI4412DY BFG35 BLT50 XRC5640C QFP AUDIO AUDIO PROCESSOR ...

Page 32: ...LL IC TA31136FN U2 IF IC NJM12903V Comparator NJM12904V OP AMP MC14053BD IC406 MUX DEMUX MC14066BD MAX232 U3 Analog S W IC DBL5020V KIA324F OP AMP COMPANDER NJM12904V OP AMP CAT25C32 64 U6 EEPROM LM386M TDA7233D KIA358 JRC2073 KIA358 LM358 AD5300 IC203 U4 5 9 11 12 15 16 7 AUDIO AMP MSNBLPS 6TH SWITCHED CAPACITOR LPF IC ...

Page 33: ...01 Analog S W IC Dual switching TR KRX201U KRC824E Q103 Q107 414 Dual Switching TR 2SK3475 1 Gate 2 Source 3 Drain Q18 Silicon N Channel MOS TYPE Amplifier 2SK3476 1 Gate 2 Source 3 Drain Q39 Silicon N Channel MOS TYPE Amplifier RD60HUF1 RD70HVF1 RD30HVF1 1 Drain 2 Source 3 Gate Q28 MOSFET Power Tr ...

Page 34: ...Maxon SM5102Radio KTB1367 1 BASE 2 COLLECTOR 3 EMITTER KTA7808 1 EMITTER 2 COLLECTOR 3 BASE U20 Q14 PNP Transistor KTA1663 Q23 47 PNP Epitaxial PlanarTransistor MTD20N06HDL Q25 HDTMOS E FET TR ...

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