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                                                                                                                              Maxon SM5102Radio 

 

 

1.2  Transmitter 

Test Method is ETS 300.086 2001 unless stated. 
Performance without Sub-Audio Modulation 
 
Power Output 

 

 

High Power 

 

50W nominal 

Low Power 

 

5W nominal 

Audio Freq. Deviation 
   

 

Nominal  

Peak 

12.5kHz   

+/-1.5kHz 

+/-2.5kHz 

20kHz 

 

+/-2.4kHz 

+/-4.0kHz 

25kHz 

 

+/-3.0kHz 

+/-5.0kHz 

With or without audio sub-modulation (10% peak 
deviation) 

Audio Characteristic  
(Method as FTZ17 TR 2049 July 1988) 

Modulation Type F3 

1/-3dB of limit at 1kHz: 
300Hz to 2.55kHz for 12.5kHz channel spacing 
300Hz to 3.0kHz for 20 / 25kHz channel spacing 

Modulation Type G3 

1/-3dB of 6dB/octave limit wrt 1kHz: 
300Hz to 2.55kHz for 12.5kHz channel spacing 
300Hz to 3.0kHz for 20 / 25kHz channel spacing 

Tx Spurious Emission (conducted and radiated) 
Below 1GHz 

Better than –36dBm 

1 – 4GHz   

Better than –30dBm 

Mic Sensitivity 
At Accessory/Mic connector 
15mV +/- 3.5mV 
Values for 60% peak dev. 

Transmitter Audio Distortion (Without CTCSS) 
1kHz 

 

< 5% (nominal) 

Transmitter Audio Distortion (With CTCSS) 
1kHz 

 

< 8% (nominal) 

 
Audio frequency = 1kHz, with any CTCSS freq. 
combined. 

Hum and Noise (Residual Modulation) 
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 without Sub-Audio Modulation 
 
Sensitivity 
12dB SINAD  UHF: Better than –117dBm 
12dB SINAD  VHF: Better than –118dBm  

Amplitude Characteristic  /- 3dB 

Adjacent Channel Selectivity 
   

Nominal  

 

12.5kHz  Better than 60dB   
25kHz 

Better than 70dB   

Spurious Response Rejection 
  Better than 70dB (100kHz – 4GHz) 

Intermodulation Response Rejection 
+/- 25 / 50kHz 

Better than 65dB 

+/- 50 / 100kHz 

Better than 65dB 

Rx Spurious Emissions (radiated) - nominal 
9kHz – 1GHz 

Better than –57dBm 

1GHz – 4GHz 

Better than –47dBm 

AF Power  

6W max. 

AF Distortion – Method as FTZ 17 TR 2049  
1kHz 

 

< 5% (nominal) 

 

Rx Hum and Noise 
Method as TIA / EIA-603 
12.5kHz   

<40dB No PSOPH 

25kHz 

 

<40dB No PSOPH 

Sub Audio Tones - CTCSS 

Tone Range 

67 to 250.3Hz @ 0.3% 
accuracy 

Tone Standard 

I-ETS 300.219 

Non-Standard 

50 to 260Hz @ 0.3%  

Tones  

 

accuracy 

Decode Sensitivity 
Method (Decrease Signal Level, @ 10% peak  
dev. with no audio tone) 
All Tones   

<=9dB SINAD 

 
 

Содержание SM5102

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

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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 ...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 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 ...

Страница 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 ...

Страница 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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