Ranger_RCISS-3900EGHP CB Tranciever_Service
Contents
1. 14 ue eb 96 CHAPTER 5 MAINTENANCE 5 0 PRECAUTIONS The inherent quality of the solid state components used in this transceiver will provide many years of continuous use Taking the following precautions will prevent damage to the transceiver i Never key the transmitter unless an antenna or suitable dummy load is connected to the antenna receptacle 11 Ensure that the input voltage does not exceed 16 VDC or fall below 11 VDC 111 During alignment do not transmit for more than 10 seconds at a time Transmitting over long periods can cause heat built up and cause transmitter damage 5 1 PERIODIC INSPECTION This unit 15 aligned at the factory to deliver maximum performance However continued performance cannot be expected without periodic inspection and maintenance Important points to be checked regularly are as follows Check Item Action Whip antenna option If cracked or broken replace it Coaxial cable If sheath 15 cracked seal with vinyl tape If immersed with water install new coaxial cable Coaxial amp power plug If loosened reconnect If corroded clean connections contacts Battery connection If corroded clean power terminals Ground terminal If corroded clean terminal 5 2 FUSE REPLACEMENT To protect the equipment from serious damage a fuse is provided on the power supply lines The fuse protect against2. ECRFZ10204 C M E BRAND CORE BF2159576 RE10300009 S F R 10K WX01070715 JUMPER WIRE 7x15x7 MIC PCB EPT360050Z Component Side PART LIST SS 3900EGHP MIC P C B RANGER PART REFERENCE NUMBER NUMBER DESCRIPTION EPT360050Z DIP PCB 503 504 CC0501027L C C 0 001 50WV C502 CC0504727L 0 0047uF 50WV L501 ECCHK16001 CHOKE COIL 5 6uH L502 18550 BEAD COIL 3 5x6x1 2 MIC PCB EX06N41020 MIC JACK EB 2000B EPTOSSBS1J Component Side PART LIST SS 3900EGHP EB 2000B P C B REFERENCE NUMBER Copper Side RANGER PART NUMBER EPTOSSBS1J DESCRIPTION EB 2000B PCB R3 RCY011014Z CHIP F R 100 0 1W R17 R27 RCY011024Z CHIP F R IK 0 1W R7 R26 RCY012224Z CHIP F R 2 2K 0 1W R29 R30 RCY014724Z 21 CHIP F R 4 7K 0 1W R22 R23 R24 R32 RCY011034Z CHIP F R 10K 0 1W R1 R2 R5 R28 RCY012234Z CHIP F R 22K 0 1W R6 R13 R15 RCY013334Z CHIP F R 33K 0 1W R4 R20 R33 R34 RCY014734Z CHIP F R 47K 0 1W R21 R31 RCY011044Z CHIP F R 100K Q 0 1W R16 RCY011524Z CHIP F R 1 5K 0 1W R14 R18 RCY012734Z CHIP F R 27K 0 1W C26 CK1331AB5A CHIP C 330PF 50WV C5 C13 CK1561AB5A CHIP C 560PF 5
3. BRACKET OF COUNTER BOX 15053006 SCREW M3x0 5Px6 XZZZ90376Z FIBER BOARD JS013004MY 22 SCREW M3x0 5x4 55 3900 MAIN PCB EPT360014C aya Component Side Text Layer 55 3900 MAIN PCB EPT360014C 294 PART LIST SS 3900EGHP MAIN PCB REFERENCE NUMBER R220 R241 R199 215 252 141 224 270 R112 105 198 203 R32 69 73 88 162 230 231 125 26 R28 93 219 R21 106 R4 154 256 R29 92 R5 8 15 20 222 225 R60 255 175 208 228 RANGER PART NO EPT360014C RCU RCU RCU RCU RCU RCU RCU RCU RCU RCU RCU 1410 415 1418 422 427 433 447 44794Z 41504Z 44704Z 45604Z AZ AZ AZ AZ AZ AZ AZ Component Side DESCRIPTION MAIN PCB C F R 4 7 1 4W 1500 1 4W C F R 47 1 4W C F R 56 1 4W 1000 1 4W 1500 1 4W 180 1 4W C F R 2200 1 4W C F R 2700 1 4W C F R 3300 1 4W C F R 470 C 1 4W R240 275 126 115 232 R3 44 86 R67 139 140 R33 53 59 91 108 110 120 131 132 130 127 172 209 214 157 236 150 156 140 121 285 18 R82 177 R90 190 193 104 227 246 81 17 24 64 68 87 189 155 180 257 7 25 22 51 52 58 95 128 16 158 245 202 259 50 R77 142 178 182 183 207 149 185 186 R78 85 238 R12 31 35 63 76 114 123 254 109 129 248 25 RCU RCU RCU RCU RCU RCU RCU RCU RCU RCU RCU RCU RCU RCU 456147 468147 482147 41024
4. J13 18 22 25 43 45 60 61 62 63 67 87 31 42 69 71 73 301 57 11 0 111 40 95 99DOWN J12 17 53 55 58 65 72 74 84 85 9 44 51 68 102 J4 14 39 46 76 94 10 78 80 J3 5 7 20 32 34 98 26 27 28 41 38 J15 16 56 59 712 29 137 J19 23 14 121 177 J104 HOLE LEFT AMP J104 HOLE CENTRE G J104 HOLE RIGHT SSBP J24 LEFT R244 TOP TP7 8 9 TP7 TP9 COPPER SIDE COPPER SIDE COPPER SIDE ECIFT12015 ECIFT12016 ECIFT12017 ECIFT12002 ECIFT12258 ECSPG18000 ECSPG18087 ECSPG18001 ECSPG18089 ECSPG18075 ECRFZ10045 16000 16003 16070 16004 EX06N41045 ECBAD18504 8555 ECBAD18506 RE10100018 RE10200003 50200006 10300009 10400020 RANGER PART NO 50400021 0200076 EX07N41226 EX07N41330 EX07N41343 EX07N41227 EX07N41344 EX07N41309 EX07N41369 EX07N48083 WX01070704 WX01070705 WX01070706 WX01070708 WX01070710 WX01070712 WX01070713 WX01070715 WX01070718 WX01070720 WX01070722 WX01070725 WX01070730 WX01070735 WX01070714 WL0720009Z WL0920009Z WL0520009Z WL0416004Z XZZZ90006Z EPT120060A MT1200060N MT2710060X PT1200020A LF T LF T LF T LF T LF T SPRING COIL 0 8x4 2x6 5t SPRING COIL 0 8x4x7t SPRING COIL 0 8x3 5x7t SPRING COIL 0 8x6x3 5t SPRING COIL 0 8x6x8 5t RF COIL 0 16 CHOKE COIL 0 47uH CHOKE COIL 470uH CHOKE COIL 22uH CHOKE COIL 1 1MH EAR JACK 3 5mm BEAD COIL 3 5x6x1 2 BEAD COIL
5. 3 5x6x1 2 BEAD COIL 3 5x6x1 2 S F R 100 Q S F R 1K S F R 5K S F R 10K Q S F R 100K DESCRIPTION S F R 500K Q S F R Q PCB CONN S 2P PCB CONN S 2P PCB CONN S 4P PCB CONN S 3P PCB CONN S 6P PCB CONN S 12P PCB CONN S 14P PCB CONN S 9P JUMPER WIRE 7x4x7 JUMPER WIRE 7x5x7 JUMPER WIRE 7x6x7 JUMPER WIRE 7x8x7 JUMPER WIRE 7x10x7 JUMPER WIRE 7x12x7 JUMPER WIRE 7x13x7 JUMPER WIRE 7x15x7 JUMPER WIRE 7x18x7 JUMPER WIRE 7x20x7 JUMPER WIRE 7x22x7 JUMPER WIRE 7x25x7 JUMPER WIRE 7x30x7 JUMPER WIRE 7x35x7 JUMPER WIRE 7x14x7 LEAD WIRE VIOLET LEAD WIRE WHITE LEAD WIRE GREEN LEAD WIRE YELLOW PCB STOPPER PCB DC B SHIELD PLATE A SHIELD PLATE SHIELD PLATE A SS 3900EGHP MISC PARTS REFERENCE NUMBER VOL SQ MIC GAIN RF GAIN FINE COARSE E TONE R503 RF POWER SW AMATUER FREQUENCY SHIPMENT 4 R501 RF POWER SW R504 RF POWER SW R502 RF POWER SW BAND MODE RF PWR NB ANL S RF SWR TB DC SOCKET J304 J109 REFERENCE NUMBER J101 104 J102 MIC 1106 1103 1108 1105 POWER 2 MODE SW MIC GAIN ECHO SW ECHO VR BAND SW METER SWR S RF METER L503 L504 1280 D88 89 112 SWRSW RANGER PART NO RV50303344 RV10203345 RV20303347 RV50303587 RCP162714Z RCU161014Z RCP168214Z RCP161224Z RCP161524Z EWRT32038S EWRT320028 EWSL31000G EWSL31001G ES300835SQ EX03N40005 EX06T41019 EX06T40007 EDLT6A400Z EX07N40013 EX07N48041 RANGER PART NO EX07N
6. 50WV 0 047uF 50WV 0 068uF 50WV 0 0022uF SOWV 0 0047uF SOWV 01 16WV 0 22uF 16WV C101 C102 IC1 IC3 IC5 IC9 IC6 7 IC2 4 IC10 8 TR23 TR52 TRSO TR8 17 19 TR2 9 10 11 20 21 24 25 26 30 47 1 TR3 4 5 7 12 13 14 15 16 31 32 37 40 48 49 53 54 39 33 42 35 TR22 46 TR36 38 TR6 34 TR45 51 TR41 TR44 TR43 56 18 REFERENCE NUMBER X4 X2 FL3 FL2 FL1 D93 D29 D1 2 10 11 23 24 83 015 16 065 79 094 124 D77 D3 4 5 6 7 8 9 12 13 14 17 18 19 20 21 22 25 26 27 28 31 32 33 34 35 36 38 39 40 49 57 58 59 60 61 62 63 64 66 67 68 69 70 71 72 73 74 80 81 82 84 85 86 87 90 91 92 94 97 98 99 100 101 102 103 104 105 106 107 115 109 110 111 118 119 120 121 122 123 125 R244 R275 COPPER SIDE D30 D78 D76 RA101 RA102 LI 12 13 13 4 L10 11 44 L12 L14 L18 43 L19 20 21 L28 L40 CT0162256Z CT0164746Z NSS00324Z NMA00612Z NMC45106P NSM6130X4 NMC14008B NR000403Z NR004558Z NTA07310P NTA07222A TDTCO114YS T2SD00471K T2SA01869Z 25 01674 25 016751 trj p nmn lt T2SC00945P T2SC01906Z T2SA01282E T2SA00733P T2SC02538Z T2SB00754Y T2SA01869Z 25 02166 25 02312 FZZJ00310Z EYCAB10240 RANGER PART NO EYBAE10697 EYCAA14010 EFX8106952 EFCFE107MX EFCEW455HT ED1N04003Z ED1N04007Z ED1N00060P EDSS00053Z EDMA00027W EDSV00251Z EDMA00027T ED1N04148Z
7. EDHU00359Y EDZD05759Z EDZD05519Z RCS0870014 RCS0970015 ECIFT12000 ECIFT12001 ECIFT12002 ECIFT12003 ECIFT12004 ECIFT12005 ECIFT12007 ECIFT12008 ECIFT12009 ECIFT12010 ECIFT12012 ECIFT12013 ECIFT12014 2 2uF 16WV 0 47uF 16WV IC KA324 14P IC AN 612 7P IC MC145106P 18P IC TDA 6130 5X4 14P IC MC14008BCP 16P IC BA 403 7P IC BA4558 8P IC TA7310P 9P IC TA7222AP 10P DTCO114YS TR 2SD471K TR 2541869 TR 2SC1674L TR 2SC1675L TR 25 945 25 1906 25A1282AE 2SA733P 25 2538 25 754 2541869 25 2166 25 2312 7310 CRYSTAL 10 240 2 DESCRIPTION CRYSTAL 10 6975MHz CRYSTAL 14 010MHz CRYSTAL FILTER 10M4D 10 695MHz CERAMIC FILTER SFE10 7MX CERAMIC FILTER CFW 455HT DIODE 1N4003 DIODE 1N4007 DIODE 1N60P DIODE 19853 DIODE MA27W A DIODE SVC 251SPA DIODE MA27T A DIODE 1N4148 DIODE HVU359 ZENER DIODE 7 5V ZENER DIODE 5 1V RESISTOR 47K Q 8P RESISTOR 47K 9P LF T LF T LF T LF T LF T LF T LF T LF T LF T LF T LF T LF T LF T 142 126 27 17 18 122 139 134 137 151 52 133 1 503 504 125 29 30 150 1501 502 L35 47 24 15 50 141 136 38 VR10 20 14 11 VR13 12 16 VR1 2 5 7 VR8 REFERENCE NUMBER VR3 4 VR21 107 109 101 104 J102 MIC J106 7108 7105 J75 93 111 501 502 J36 49 54 66 79 83 89 96 100 91 100UP J6 8 11 30 33 35 50 52 64 88 92 86
8. ideo eee UAE e T ERA RR 11 4 1 1 PLL Alignments di Rd ale 2 e t aa 11 4 1 2 Transmitter Alignment 12 4 1 3 Receiver Alignment reru na S A E 13 CHAPTER 5 MAINTENANCE 5 0 5 ___ _ 2 _ lt __ _ _____ _ _ 16 5 1 Periodic Inspection rn 16 5 2 Fuse Replacement 16 CHAPTER 6 DIAGRAMS AND PART LIST 6 0 PCB Layout amp Part List iia Ra I In 17 CHAPTER 1 SS 3900EGHP SPECIFICATIONS Hume 1 0 GENERAL Model SS 3900EGHP Frequency Range 10 Meter 28 015 28 465MHz Emission Modes AM A3 FM F3 LSB USB A3J CW A1 Frequency Control Phase Lock Loop PLL synthesizer Frequency Tolerance t 0 005 96 Frequency Stability 0 001 Operating Temperature Range 30 C to 50 Microphone Plug in 4 pin Dynamic PTT 500 Meter Function Meter shows relative signal strength RF output power and SWR level Input Voltage 13 8V DC nominal 15 Transmit Current Drain AM Full Mod 5A Receive Current Drain Squelched lt 0 6A Max Audio Output lt 1 24 Antenna Connector UHF SO239 Dimensions 7 1 8 W x 10 3 4 D x 2 3 8 H Weight 5 Ib 11 TRANSMITTER RF Power Output AM FM CW 9W RMS SSB 25W PEP RF Transmit Modes AM FM SSB CW Modulation A3E 16F
9. mode Set Mic Gain Fully Clockwise AF signal 30 mV 1 KHz to microphone SWR Meter Set radio to D band CH 1 AM TX mode Set S RF SWR switch to SWR position Modulation off Connect 100Q load to antenna jack 4 1 3 RECEIVER ALIGNMENT on ANT PCB For a needle reading of 2 on SWR scale ADJUST ITEM U U T SETTING POINT MEASUREMENT 11 AM Sensitivity Set radio to D band CH AM RX mode L3 L4 L6 Audio Output gt 2V Set RF Gain Fully Clockwise L7 L8 L10 S N gt 10dB Set SQ Control Fully Counter Clockwise L11 L12 Set NB ANL OFF switch to OFF position Set VOL Control at 2 o clock Connect RF SG to antenna jack Frequency 26 965 MHz luV Mod 30 Set radio to A band CH 1 AM RX mode L7 L8 Balance between RF SG setting 25 615 MHz 25 615 MHz and Set radio to F band CH 40 AM RX mode L7 L8 28 305 MHz RF SG setting 28 305 MHz FM Sensitivity Set radio to D band CH 1 FM RX mode L5 S N gt 20 dB RF SG setting 26 965 MHz 0 5uV Mod 3KHz USB Sensitivity Set radio to D band CH 1 USB RX mode L13 L14 Audio Output gt 2V 56 setting 26 966 MHz 0 25 Mod off S N gt 10 dB LSB Sensitivity Set radio to D band CH 1 LSB RX mode L13 L14 Audio Output gt 2V RF SG setting 26 964 MHz 0 25uV Mod off S N gt 10 dB NB Adjust Set radio to D band CH 1 AM RX mode 1112 DC voltage to max Set NB ANL OFF switch to NB ANL position gt 2 0V SG setti
10. the volume and power to the radio To turn radio on rotate the knob clockwise Turning the knob further will increase the volume of the receiver 2 SQUELCH CONTROL This knob is used to eliminate background noise being heard through the receiver which can be disturbing when no transmissions are being heard through the receiver To use this feature turn the knob fully counterclockwise and then turn clockwise slowly until the background noise is just eliminated Further clockwise rotation will increase the threshold level which a signal must overcome in order to be heard Only strong signals will be heard at a maximum clockwise setting 3 MIC GAIN CONTROL Adjusts the microphone gain in the transmit modes This controls the gain to the extent that full talk power is available several inches away from the microphone cs 4 GAIN CONTROL This control is used to reduce the gain of the RF amplifier under strong signal conditions 5 ECHO TIME CONTROL This control is used to control the echo effects 6 BAND SELECTOR This switch is used to select the band 7 MODE SWITCH This switch allows you to select one of following operating modes CW FM AM LSB USB 8 COARSE FINE CONTROL Allows tuning of the receive or transmit frequency above or below the channel frequency Although this control is intended primarily to tune in SSB CW signals it may be used to optimize AM FM signals as described in the Operating Procedure paragraphs Coarse
11. 08204L CC0500602L CC0501015L CC0501215L CC0501515L CC0501815L CC0502215L CC0502715L CC0503315L CC0504715L CC0505615L RANGER PART NO CC05010365 CC0501047L CC0501037L CC0501027L CC0504737L CC0504737L CC0504727L CC0501804D CC0503904D CC0501515D CE0504747Z CE0501057Z CE0502257Z CE0504757Z CE0251067Z CE0252267Z CE0104767Z CE0161077Z CE0102277Z CE0163377Z CE0251087Z CM0501045Z CM0501035Z CM0501024Z CM0501535Z CM0502235Z CM0504735Z CM0506835Z CM0502225Z CM0504725Z CT0161046Z CT0162246Z C C 3PF 50WV C C 15PF 50WV C C 68PF 50WV C C 150PF 50WV C C 270PF 50WV C C 330PF 50WV C C 390PF 50WV C C 560PF 50WV MICA C 560PF 300WV MICA C 820PF 300WV C C 0 5PF 50WV C C 3PF 50WV C C 5PF 50WV C C 10PF 50WV C C 15PF 50WV C C 18PF 50WV C C 27PF 50WV C C 33PF 50WV C C 39PF 50WV C C 68PF 50WV C C 82PF 50WV C C 6PF 50WV C C 100PF 50WV C C 120PF 50WV C C 150PF 50WV C C 180PF 50WV C C 220PF 50WV C C 270PF 50WV C C 330PF 50WV C C 470PF 50WV C C 560PF 50WV DESCRIPTION C C 0 01uF 50WV C C 0 1uF 50WV C C 0 01uF SOWV C C 0 001uF 50WV 0 047uF 50WV 0 047uF SOWV C C 0 0047uF SOWV C C 18PF 50WV C C 39PF 50WV C C 150PF 50WV E C 0 47uF 50WV 1uF SOWV E C 2 2uF 50WV E C 4 7uF 50WV E C 10uF 25WV E C 22uF 25WV E C 47uF 10WV 100uF 16WV 220uF 10WV 330uF 16WV 100uF 25WV MIC 0 1uF SOWV MIC 0 01uF 50WV MIC 0 001uF 50WV 0 0154 F 50WV MIC 0 0224 F
12. 0WV C28 C29 CK1154AB7R 0 15uF 50WV C12 CK1102AB7L 0 001 SOWV C4 C19 C23 C34 CK2103AB7R 0 01uF 25 WV C2 C3 C10 C30 C32 C33 C36 C37 C38 C39 C40 C42 CK2104AB7R CHIP C 0 1uF 25WV C6 C20 C25 C41 CK5105AB7R CHIP C 1 16WV C11 CK1153AB6U 0 015uF 50WV 14 CK1222AB7R CHIP C 0 0022uF 50WV C35 CK1223AB6U 0 022uF SOWV C22 CK5225AB7R CHIP C 2 2uF 16WV C16 C18 CK1473AB7R 0 047uF 50WV C1 C31 CK5475AA7R 4 7uF 16WV YNJR04558M IC NJM4558M IC2 5560335 5560335 16PIN 01 03 25 27126 TR 2SC2712GR TE85L 02 05 06 TYZRN1403Z RN1403 TE85L Q4 FY25K0208Z FET 25K208 D1 D4 D5 D6 EDSS00355Y DIODE 155355 D3 EDZD05569Y ZENER DIODE 5 6V C27 CE0164767Z E C 47uF 16WV C43 CE0161077Z E C 100uF 16WV J3 EX07N41216 PCB CONN S 3PIN 12 EX07N41227 PCB CONN S 3PIN Jl EX07N48223 PCB CONN S 2PIN 15 EX07N48331 PCB CONN S 6PIN J1 MAIN J102 EX07N48888 WIRE CONN H 2PIN J3 MAIN J12 EX07N48902 WIRE CONN H 3P 3PIN REFERENCE NUMBER EX07N49116 RANGER PART NUMBER MT2100061X WIRE CONN H 6PIN DESCRIPTION COUNTER COVER MT2100070X COUNTER BOX MT2100081X
13. 3 J3E A1A Harmonics And Spurious Emissions gt 50 dB Carrier Suppression gt 35 dB Audio Frequency Response 300 to 2500 Hz Antenna Impedance 50 Ohms 1 2 RECEIVER Sensitivity lt 1 0 For 10dB S N N lt 0 5 For 12dB S N N SSB CW lt 0 5 uV For 1088 S N N Intermediate Frequency 10 695 MHz AM 1 SSB 455 KHz AM 2 Image Rejection gt 50 dB Adjacent Channel Selectivity gt 60 dB RF Gain Control 45 dB adjustable for optimum signal reception Automatic Gain Control AGC Figure Of Merit gt 70 dB for 50 mV for 10 dB Change in Audio Output Squelch Adjustable threshold less than 0 5 uV Noise Blanker RF type Audio Output Power 2 5W 10 THD Audio Frequency Response 300 to 2500 Hz Built in Speaker 8 Ohms 4 Watts External Speaker Not Supplied 8 Ohms 4 Watts SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE CHAPTER 2 SS 3900EGHP OPERATION c1 yy amp S 1 GEN PEN ER y 7 LS bhrr d Figure 2 1 Front Panel 2 0 INTRODUCTION This section explains the basic operating procedures for the SS 3900EGHP Amateur 10 meter mobile transceiver 2 1 CONTROL AND CONNECTIONS 2 1 1 FRONT PANEL Refer to the above Figure 2 1 for the location of the following controls 1 ON OFF VOLUME CONTROL This knob controls
14. 41355 EX07N48192 EX07N48191 EX07N48103 EX07N48104 EX07N48190 CC0501037L WL0205005Z WL0006005Z WL0005005Z WL0012005Z WL0213005Z WX0012015A LZZZ61008Z EDMV00001Y 148 010 PT3600101H PT3600110H PT3600120H PT3600130H 3600080 PT3600090A PT3600070A PT3600060A EX07N48983 MT3600010S MT3600024M MT3600041S MT3600050X MT3600061X MT3600071X MT3600080T MT3600090T MT3600100T MM7878041B BT148N020T BAA112010D XZZZ90296 A XZZZ90004Z DESCRIPTION VR 50KB 50KA SW VR IKA IKB VR 20KB KB VR 50 50 W SW C F R 2700 1 16W C F R 1000 1 16W C F R 820 1 16W C F R 1 2 1 16W C F R 1 5K 1 16W ROTARY SW 6N ROTARY SW 24mm SLIDE SW SLIDE SW SPEAKER 8 Q 3W SIGNAL METER ANT SOCKET DC SOCKET 3P DIODE LT6A400 WIRE CONN H 10P WIRE CONN H 2P DESCRIPTION WIRE CONN H 4P WIRE CONN H 3P WIRE CONN H 6P WIRE CONN H 12P WIRE CONN H 14P WIRE CONN H 9P 0 01 50WV LEAD WIRE RED LEAD WIRE BLACK LEAD WIRE BLACK LEAD WIRE BLACK LEAD WIRE RED TUBE 1 2x15mm BLACK IC SHIELD B DIODE MV 1Y FRONT PANEL KNOB A 1 KNOB B KNOB C KNOB D SIGNAL METER HOLDER KNOB WASHER LED DISPLAY WINDOW LED DISPLAY HOLDER WIRE CONN H 6P FRONT CHASSIS SET CHASSIS CHANNEL BRACKET DC SOCKET HOLDER TOP HOUSING BOTTOM HOUSING D SPRING A D SPRING B D SPRING D HEAT SINK ID PLATE MIC PLATE MASK PLATE SW 20 FOAM 14x16x20mm TR43 44 56 TR43 44 56 51 F
15. 4Z RCP121034Z RCP104704Z RCM141014A 141514 144724 RCM141024A RCM141524A RCM141824A RCM141034A 144734 RCM142244A 143304 146804 RCM14 014B RCM146814B RCM14 RCM14 RCM14 024B 524B 824B RCM145624B RCM141034B RCM14 834B RCM143934B RCM144734B RCM142244B RCM142744B RCM144744B CC0502204A CC0500501A CC0501504A CC0503004A CC0504704A CC0506804A CC0501015A CC0501515A C F R O 1 4W C F R 12K 1 4W C F R 15K O 1 4W C F R 22K 14 C F R 33K 1 4W C F R 47K O 1 4W C F R 68K O 1 4W C F R 82K O 1 4W C F R 100K O 1 4W C F R 220K 1 4W C F R 270K Q 1 4W C F R 470K 1 4W C F R 680K 1 4W C F R 820K O 1 4W C F R IM 1 4W C F R 1 5M Q 1 4W C F R 10K O1 16W C F R 10 1 4W C F R 2 2 O 1 4W C F R 33 Q 1 4W C F R 47 1 4W C F R IK Q 1 4W C F R 680 1 4W C F R 2 2K 1 4W C F R 2 7K 1 4W C F R 3 3K 1 4W C F R 3 9K Q 1 4W C F R 1 5K 1 4W DESCRIPTION C F R Q 1 4W C F R 22K 1 4W C F R 27K O 1 4W C F R 1500 1 2W C F R 10K O 1 2W C F R 47 IV C F R 1000 1 4W C F R 150 O 1 4W C F R 4 7K 1 4W C F R IK 1 4W C F R 1 5K 1 4W C F R 1 8K 1 4W C F R Q 1 4W C F R 47K O 1 4W C F R 220K 1 4W C F R 33 Q 1 4W C F R 68 Q 1 4W C F R 1000 1 4W C F R 680 1 4W C F R IK Q 1 4W C F R 1 5 1 4W C F R 1 8K 1 4W C F R 5 6K Q 1 4W C F R Q 1 4W C F R 18K O 1 4W C F R 39K O 1 4W C F R 4
16. 7 412247 415247 422247 427247 433247 439247 447247 456247 468247 482247 C F R 560 1 4W C F R 680 1 4W C F R 820 1 4W C F R IK 1 4W C F R 1 2K 1 4W C F R 1 5K Q 1 4W C F R 2 2K 1 4W C F R 2 7K 1 4W C F R 3 3K 1 4W C F R 3 9K Q 1 4W C F R 4 7K 1 4W 5 6K Q 1 4W C F R 6 8K Q 1 4W C F R 8 2 1 4W R11 14 57 61 62 107 117 118 152 153 169 174 187 194 206 135 113 136 1 R173 R235 166 160 R84 96 R2 R6 54 55 89 171 201 R19 75 99 101 R37 R10 36 41 42 45 46 97 98 167 134 170 247 R83 111 181 188 R43 159 260 165 103 R13 168 R210 R40 R100 R34 179 COPPER SIDE R216 271 R218 R122 R124 R151 COPPER SIDE R281 R196 R251 R23 R102 176 250 244 R47 R74 REFERENCE NUMBER R79 R195 R116 R217 272 R213 R243 R161 237 R223 R138 R137 211 R221 R233 R234 242 R258 R119 R253 R9 94 R30 R80 R56 66 200 R48 226 R205 R239 R49 164 163 197 249 R229 R38 R27 133 R39 R274 R204 C25 52 58 59 103 C89 C83 C211 C81 158 C124 163 C91 RCU141034Z RCU141234Z RCU141534Z RCU142234Z RCU143334Z RCU144734Z RCU146834Z RCU148234Z RCU141044Z RCU142244Z RCU142744Z RCU144744Z RCU146844Z RCU148244Z RCU141054Z RCU141554Z RCP161034Z RCP141094Z RCP142294Z RCP143304Z RCP144704Z RCP141024Z RCP146814Z RCP142224Z RCP142724Z RCP143324Z RCP143924Z RCP141524Z RANGER PART NO RCP141034Z RCP142234Z RCP142734Z RCP12151
17. 7K O 1 4W C F R 220K 1 4W C F R 270K 1 4W C F R 470K 1 4W C C 22PF 50WV C C 5PF 50WV C C 15PF 50WV C C 30PF 50WV C C 47PF 50WV C C 68PF 50WV C C 100PF 50WV C C 150PF 50WV 62 0 5 60 167 CC 75 85 171 209 208 COPPER SIDE C170 65 66 61 82 72 224 49 77 97 98 225 275 74 78 109 73 123 C34 92 C330 4 67 86 226 120 C114 C180 C70 C29 94 115 C11 15 C178 21 93 REFERENCE NUMBER C159 C169 172 2 3 6 9 14 16 51 56 60 63 64 65 69 99 107 119 230 113 121 176 183 185 205 201 177 184 200 277 SIDE 7 47 50 55 105 221 227 228 229 217 213 130 144 196 197 231 C5 17 48 61 62 66 68 79 84 88 96 104 111 127 112 135 189 188 216 218 202 203 204 23 334 210 181 COPPER SIDE C210 30 42 45 46 173 179 332 335 C43 C116 118 C117 C10 71 129 132 143 157 164 24 126 134 174 193 220 151 12 19 20 44 133 198 331 333 40 186 150 219 26 31 32 35 37 122 146 156 C90 131 190 108 95 C145 199 C194 195 39 149 155 212 C152 168 27 110 140 141 142 C28 36 100 148 192 C136 C38 139 153 41 8 33 154 191 187 47 3 87 37 138 25 28 Cy 26 CC0500301C CC0501504C CC0506804C CC0501515C CC0502715C CC0503315C CC0503915C CC0505615C CD3005614Z CD3008214Z CC0500591L CC0500301L CC0500501L CC0501004L CC0501504L CC0501804L CC0502704L CC0503304L CC0503904L CC0506804L CC05
18. G 160x250x0 05tmm PVC BAG 290x450x0 05tmm PVC BAG 600x410x830x0 07t ACCESSORY BOX STOPPER MAIN UNIT BOARD BUBBLE SHEET HANDLER MIC STOPPER MOUNTING SCREW M5x0 8Px11 BLACK FIBER WASHER 4 9x15x1t MIC SRA 158 4H FUSE 16V 74 DC CORD W FUSE SOCKET SET SCREW W5X10 1 SET SCREW T3 5x8 2 OUT TOOTH WASHER JW324008CN LMZZL0013A LMZZL0009B LZZZ61472Z 5 5x10x0 3tmm IN TOOTH WASHER 4x8x0 3tmm CHECK PASS LABEL SERIAL NO LABEL WARRANTY LABEL 29 55 3900 5 DIAGRAM _ i VRIE APPROVED CHECKED RANGER ELECTRONIC COMMUNICATIONS INC MODEL TITLE DRAWER SS 3900EGHP SCHEMATIC DIAGRAM ITEM Y AO A2 Fm ED CC SEI CI CI C lt lt E LC 2 2 2 4 5 INC 7 FILE SS 3900EG
19. HP EXPLODE DRAWING 2 62 f O j 02 o 3 21 619 t 8 gt D Eo T 26 5 55 C9 Ly zz e lt AO CH APPROVED 0000000 2 000000 000000 j Mo ATZZZZ040A 2004 Pavyep Xoupvoviyatiovo Ivy
20. RE 7x5x7 J303 D311 WX01070710 JUMPER WIRE 7x10x7 7302 01070708 JUMPER WIRE 7X8X7 DISPLAY PCB EPT360032A 9 2 4 ES b 1300035 PART LIST SS 3900EGHP DISPLAY P C B REFERENCE NUMBER Component Side RANGER PART NUMBER EPT360032A DESCRIPTION DISPLAY PCB DISPLAY PCB EX03N40003 LED DISPLAY RED D309 R T EX01N40004 LED RED GREEN ANT PCB 3600427 18 Component Side PART LIST SS 3900EGHP ANT P C B REFERENCE NUMBER RANGER PART NUMBER EPT360042Z Copper Side DESCRIPTION ANT PCB R9 RCY010004Z CHIP E R 0 0 1W RCY014714Z CHIP F R 470 0 1W R3 R4 RCY011014Z CHIP F R 100 0 1W R2 RCY013314Z CHIP F R 330 0 1W R5RII RCY011024Z CHIP F R IK 0 1W R10 R12 RCY012224Z CHIP F R 2 2K 0 1W R7 RCY011034Z CHIP F R 10K 0 1W C5 RCY011534Z CHIP F R 15K 0 1W C7 059 0 5 50 CK1030AB1A 50WV CK2104AB7R CHIP C 0 1 25WV CK1102AB7L 0 001 50WV Ql TY2SC2712G TR 2SC2712GR TE85L D3 EDSS00355Y DIODE 155355 EDHMO198SY DIODE 5 1985 D4 EDMA0028TY DIODE MA28T
21. RONT PANEL 4 NB ANL 2 S RF SWR 2 TB 2 PWR 2 CHASSIS 12 TR41 SPK 4 DC 2 TR43 44 56 8 MAIN 5 REFERENCE NUMBER H S 2 51 2 TR43 44 56 SPK 4 SET 6 CARTON 28 XZZZ90358Z XZZZ90003Z XZZZ90020Z GZZZ50000Z LZZZ60082Z XZZZ90021Z XZZZ90423Z JS033008MN JS052004MN JS052605MN JS053006MN JS052006MN JS053008MN JS052112MN JS013006MV 15053006 PART NO JS013008TN JS052010MN JS013008TH JN242012ZS JN263035ZS LZZZ61515Z LZZZ61516Z LZZZ61533B UB050725ZZ UB051015ZZ UB051625ZZ UB052945ZZ c B07604183 DT360002Z DT360003Z DT360001Z F106025ZZ T148N020G 41230883A C474226F2 MT3600030S XZZZ90008Z XZZZ90007Z Ce eee XZZZ90188Z EX04N40658 EX02N40210 WA0012185A JS015010WH JS013508TH JW315510CN INSULATING PLATE 10x14x1 55mm INSULATING RING INSULATING PLATE 18x13mm CLAMP 100mm SHIELD CLOTH 10x170x0 3t FOAM 11x30x15t SOLDER PLATE SET SCREW M3x0 5Px8 SET SCREW M2x00 4Px4 SET SCREW M2 6x0 45Px5 SET SCREW 3 0 5 6 SET SCREW M2x0 4Px6 SET SCREW M3x0 5Px8 SET SCREW M2x0 4Px12 SET SCREW M3x0 5Px6 SET SCREW T3x6 2 DESCRIPTION SET SCREW T3x8 2 SET SCREW M2x0 4Px10 SET SCREW T3x8 2 NUT M2x1 2t NUT WITH WASHER M3x3 5t CAUTION LABEL TOP HOUSING CAUTION LABEL I M FREQ RANGE LABEL 6BAND TOP HOUSING PVC BAG 70x250x0 05tmm PVC BAG 100x150x0 05tmm PVC BA
22. TABLE OF SS 3900EGHP CONTENTS PAGE CHAPTER 1 SPECIFICATIONS 1 0 _3 lt _ _ _ _ _ __ _ ___ lt lt lt _ __ __ _ __ __ _ __ _ _ _ _ _ _ ____ __ __ 2 1 1 E TN 2 1 2 Receiver ii Hear 2 2 OPERATION 2 0 Introduction een O 3 2 1 Control amp Connections 3 2 1 1 Eronf Panel a E 3 2 12 Rear Panel 4 5 453 a ec EL REN bat 5 2 2 Microphone terre PC SEP 6 2 3 Operation res 6 2 3 1 Procedure ti n at donate hne mete Mean tlk s Ra 6 2 3 2 Procedure Transimit A 6 2 4 Alternate Microphones And Installation 7 CHAPTER 3 CIRCUIT DESCRIPTION 3 0 Introduction so esta ADEE OL teda udo 8 3 1 PECCO 2 e eu eH M ree weed 8 3 2 Receiver eee PERS 8 3 3 Transmitter Modulation Circuit 8 3 4 Transmitter Amplifier Circuit 8 CHAPTER 4 ALIGNMENT 4 0 Required Test Equipment 11 4 1 Alignment Procedures ii
23. TENNA This jack accepts a 50 ohms coaxial cable with a PL 259 style plug 2 POWER This accepts 13 8 VDC power cable with built in fuse The power cord provided with the radio has a black and red wire The black goes to negative and the red goes to positive 3 F C This connector is used for an external frequency counter which indicates the frequency of the selected channel 4 CW KEY The CW key is used for Morse Code operation To operate this mode connect a CW key to this jack and place the MODE switch in the CW position 5 EXTERNAL SPEAKER This jack accepts 4 8 ohm 5watt external speaker When the external speaker is connected to this jack the built in speaker will be disabled 2 2 The receiver and transmitter are controlled by the push to talk switch on the microphone Press the switch and the transmitter is activated release switch to receive When transmitting hold the microphone two inches from your mouth and speak clearly in a normal voice This transceiver comes complete with a low impedance dynamic microphone 2 3 OPERATION 2 3 1 PROCEDURE TO RECEIVE 1 7 8 Be sure that power source microphone and antenna are connected to the proper connectors before going to the next step Turn unit on by turning the VOL knob clockwise Set the VOL to a comfortable listening level Set the MODE switch to the desired mode Listen to the background noise from the speaker Turn the SQ k
24. mbers viewed from rear of pin receptacle CHAPTER 3 CIRCUIT SS 3900EGHP DESCRIPTION 3 0 INTRODUCTION This section explains the technical theory of operation for the SS 3900EGHP Amateur 10 meter mobile transceiver 3 1 PLL CIRCUIT The Phase Lock Loop PLL circuit is responsible for developing the receiver s first local oscillator signal and the transmitter s exciter signal The PLL circuit consists primarily of 5 IC10 TR24 TR25 and TR26 The PLL circuit is programmed by the rotary channel switch GPS 0501 The GPS 0501 communicates the correct binary data information to the programmable divider inside of 5 5 then controls the VCO Voltage Controlled Oscillator to oscillate on the correct frequency This signal is fed either into the receiver s first mixer for receive operation or the transmitter s mixer for transmit operation 3 2 RECEIVER CIRCUIT The incoming RF signal comes into the radio via the antenna and into the front end pre amp TR17 The RF signal is fed into the mosfet mixer circuit of TR18 and then into the AM FM SSB IF section of the receiver depending on the mode of operation The signal is then detected by either the AM FM detector or product detector and then fed to the audio amplifier section of the receiver and finally out to the speaker 3 3 TRANSMITTER MODULATION CIRCUIT i The transmitter modulation circuit modulates the low level RF signal from the PLL exciter circuit with the
25. ng 26 965 MHz 100uV Mod off Connect Multimeter to TP1 D2 AM Squelch Set radio to D band CH 1 AM RX mode Slowly Adjust very slowly Set SQ Control Fully Clockwise until squelch just RF SG setting 26 965 MHz 1mV Mod 30 open SSB Squelch Set radio to D band CH 1 USB RX mode VR3 Slowly Adjust very slowly Set SQ Control Fully Clockwise until squelch just RF SG setting 26 966 MHz 1mV Mod off open AM S Meter Set radio to D band CH 1 AM RX mode For a reading of 9 Set S RF SWR switch to S RF position on the S scale SG setting 26 965 MHz 100uV Mod 30 SSB S Meter Set radio to D band CH 1 USB RX mode VR2 For a reading of 9 RF SG setting 26 966 MHz 100uV Mod off 0000001 fe 000000 000000 000000 Ton OO on the S scale 0000 00000000 Figure 4 1 Transmitter test setup ANAL Option oo rrr LI 3 33 3 L3 B Co Co CO LI LI O 3 31 3 L3 ar L3 L 1 Ea 0010000 Figure 4 2 Receiver test setup SS 3900EGHP MAIN PCB ADJUSTMENT LOCATION ie He GAS e SS 3900EGHP AY GY S6 65790
26. nob slowly clockwise until the noise just disappears The SQ is now properly adjusted The receiver will remain quiet until a signal is actually received Do not advance the control too far or some of weaker signals will not be heard Set the CHANNEL selector switch to the desired channel Set the RF GAIN control fully clockwise for maximum RF gain Adjust the COARSE FINE control to clarify the SSB signals or to optimize signals 2 3 2 PROCEDURE TO TRANSMIT 1 2 3 Select the desired channel of transmission Set the MIC GAIN control fully clockwise If the channel is clear depress the push to talk switch on the microphone and speak in a normal 24 ALTERNATE MICROPHONES AND INSTALLATION 5 For best results the user should select low impedance dynamic type microphone or transistorized microphone Transistorized type microphones have low output impedance characteristics The microphones must be provided with a four lead cable The audio conductor and its shielded lead comprise two of the leads The third lead is for transmit control and fourth is for receiving control The microphone should provide the functions shown in the schematic below Figure 2 3 4 WIRE MIC CABLE Pin Number Mic Cable Lead Audio Shield Audio Lead Transmit Control Receive Control Figure 2 3 Your Transceiver Microphone Schematic Figure 2 4 Microphone plug pins nu
27. o to A band CH 1 USB TX mode 10 Modulation off Connect current meter to TP9 and TP8 Connect current meter to TP9 and TP7 VRII VRIO VR20 20 mA 160 mA SSB TX Power Set radio to A band CH 1 USB TX mode Set Mic Gain Fully Clockwise Set RF POWER H M L switch to H position AF signal 30 mV 1 KHz to microphone Connect short PCB to TP7 TP8 amp TP9 Connect RF Power Meter to antenna jack L44 L42 Maximum Output Set radio to F band CH 40 USB TX mode L40 L43 Maximum Output Set radio to 25 615 MHz amp 28 305MHz L33 Maximum Output and Balance SSB ALC Set radio to D band CH 1 USB TX mode AF signal 30 mV 1 KHz to microphone VR12 25W SSB Carrier Balance Set radio to D band CH 1 USB TX mode AF signal 30 mV 1 KHz to microphone Connect Oscilloscope to antenna jack Spurious Emission to minimum TX Power Set radio to D band CH 1 AM TX mode Modulation off Connect RF Power Meter to antenna jack 9VV Set radio to D band CH 1 TX mode Set S RF SWR switch to S RF position Modulation off For a needle reading in between green and red bar on TX PWR scale Set radio to D band 1 CW TX mode Plug in CW Key Disconnect the Mic Jack Voltmeter to EXT SP 200 mV AM Modulation FM Deviation Set radio to D band CH 1 AM TX mode Set radio to D band CH 1 FM TX
28. operates both TX RX but Fine only in RX 9 CHANNEL SELECTOR This control is used to select the desired transmit and receive channel 10 FRONT PANEL METER The front panel meter allows the user to monitor signal strength RF output power and SWR level 11 RF POWER H M L SWITCH This switch allows the user to select HI MID or LO RF power output 12 NB ANL OFF SWITCH When the switch is place in the NB ANL position the Automatic Noise Limiter ANL in the audio circuits and the RF Noise Blanker NB is also activated The RF Noise Blanker is very effective in eliminating repetitive impulse noise such as ignition interference 13 S RF SWR SWITCH In the S RF position the meter swings proportionally to the strength of the received signal When transmitting the meter indicates relative RF output power When in the SWR position the Standing Wave Ratio SWR of your antenna There are no adjustment because the SWR circuit in this radio calibrates itself automatically 14 TALKBACK TB SWITCH This switch is used to monitor the sound feedback effects 15 RX TX LED The red LED indicates the unit is in the transmit mode The green LED indicates the unit is in the receive mode 16 CHANNEL DISPLAY The channel display indicates the current selected channel 2 1 2 REAR PANEL Figure 2 2 represents the location of the following connections Figure 2 2 Rear Panel 1 AN
29. overvoltage reverse polarity and internal fault of the equipment If the fuse has blown first find out the cause of the trouble before replacing A fuse rated for more than the transceiver requirement should not be used since it may permanently damage the equipment Damage due to overfusing is not covered by the warranty CHAPTER 6 DIAGRAMS amp SS 3900EGHP PARTS LIST 15 6 0 GENERAL Information on most electrical and mechanical parts is included in the parts list The reference designators are in alphanumeric order 6 1 ORDERING REPLACEMENT PARTS Parts orders should be referred to the Parts Department at e Ranger Communications Inc 401 35 ST B NATIONAL CITY CA 91950 7909 Fax 619 426 3788 ROTARY SWITCH PCB 3600227 16 PART LIST SS 3900EGHP ROTARY SW P C B REFERENCE NUMBER Component Side RANGER PART NUMBER EPT360022Z DESCRIPTION ROTARY SW PCB R322 R323 R324 RCU141024Z C F R 1K Q 1 4W R315 RCM144714A C F R 470 Q 1 4W R313 R316 R317 R318 R319 R321 141024 C F R 1K Q 1 4W R312 R314 R320 RCM141024B C F R IK Q 1 4W CH SW 320005 ROTARY SW 5 0501 1304 EX07N40014 PCB CONN S 10PIN 1 2 3 4 5 6 7 8 1305 WX01070703 JUMPER WIRE 7x3x7 D313 D314 D312 D315 D323 D324 D326 X1 D316 WX01070704 JUMPER WIRE 7x4x7 D325 WX01070705 JUMPER WI
30. t shown in Figure 4 1 Transmitter Test Setup and Figure 4 2 Receiver Test Setup These test setups are used in part or total during the following adjustments and refer to Page 15 for adjustment location 4 1 1 PLL ALIGNMENT ADJUST U U T SETTING POINT MEASUREMENT Disconnect short PCB from TP7 TP8 amp TP9 Set radio to A band CH 1 AM RX mode Set COARSE FINE control at 12 o clock Connect Multimeter to TP2 R116 1 6 VDC 0 1 Set radio to 25 615 MHz amp 28 305MHz Connect Oscilloscope to TP3 R74 Maximum Output and Balance AM Frequency Set radio to A band CH 1 AM RX mode Connect Frequency Counter to TP3 R74 14 9200 MHz 20Hz USB Frequency Set radio to A band CH 1 USB RX mode Connect Frequency Counter to TP3 R74 14 9225 MHz 20Hz LSB Frequency Set radio to A band CH 1 LSB RX mode Connect Frequency Counter to TP3 R74 14 9175 MHz 20Hz TX Frequency Set radio to A band CH AM TX mode Connect Frequency Counter to TP3 R74 14 9200 MHz 20Hz AM OSC Set radio to A band CH 1 AM TX mode Connect Frequency Counter to TP5 D62 10 6950 MHz 10Hz SSB OSC Set radio to band CH 1 USB TX mode 10 6925 MHz 10Hz Set radio to A band CH 1 LSB TX mode 10 6975 MHz 10Hz Modulation off Short TR31 Collector amp Emitter Connect Frequency Counter to TP6 R102 4 1 2 TRANSMITTER ALIGNMENT ADJUST ITEM U U T SETTING POINT MEASUREMENT BIAS Current Set radi
31. user s audio voice signal from the microphone The audio from the microphone is then amplified and fed into the transmit amplifier circuit If the transceiver is in the AM mode the AF Power amplifier modulates the last RF amplifier which produces a true amplitude modulated RF signal 111 If the transceiver is in the FM mode the audio signal is not mixed with 10 6975MHz oscillator but instead phase modulates the basic exciter signal from the PLL circuit in the TX mixer iv If the transceiver is in the SSB mode the audio signal is mixed with the 10 6975MHz oscillator for LSB and 10 6925MHz for USB in IC3 3 4 TRANSMITTER AMPLIFIER CIRCUIT The transmitter takes the basic exciter signal from the TX mixer and amplifies it through a series of amplifiers consisting of TR46 TR45 TR44 TR43 and TR56 where it is then sent out to the antenna connector CHAPTER 4 ALIGNMENT AAA 4 0 REQUIRED TEST EQUIPMENT D DC Power Supply 13 8VDC 10A 6 Frequency Counter 100 MHz 2 RF Wattmeter 25 60 MHz 50W RF Signal Generator 100 MHz 3 Multimeter Digital Automatic Distortion Meter 3 Automatic Modulation Meter O Oscilloscope 50 MHz 5 Audio Signal Generator Sinad Meter 4 1 ALIGNMENT PROCEDURES This transceiver has been aligned at the factory and does not require any adjustments at installation The required test equipment listed are used for the test setup or alignmen
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