Motorola Spectra A3 Manual Supplement Download Page 26 | Manualshive

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Summary of Contents for Spectra A3

Page 1: ...e Manual and Detailed Service Information 3 Other Publications 68P80101W35 A Spectra VHF Service Manual 68P80101W3rc Spectra UHF Service Manual 68P80101W33 B SpectraDetailedServicelnformation 4 on Applicable Sen ice Manual Details krl ormarion in the Service Manuals listed above is valid t or ttrc Handheld Control Head HHCH radio in al1 areas ercept fte tbllo ing portions of the manuals which do n...

Page 2: ... the following 1 3 HANDHELD CONTROL HEAD MODEL A3 The Spectra Handheld Control Head combines the functions of a microphone and a control head into a single package 1 3 1 Description of Controls See Figure 1 2 MONITOR PUSH BUTTON INDICATOF PTT PUSH BUTTON TRANSI 4IT INDICATOR MICROPHONE DIRECT ON OFF SWITCH HORN LIGHTS SCAN SWITCH GPW 6029 O Figure I Handheld Control Head OFF ON DIRECT SWITCl This ...

Page 3: ...Torx head screws Carefully align the interface board connector with the radio connector and press the assembled front panel onto the radio Secure the panelwith the two front panel screws 5 8 E GLODED VIEWS The attached foldout page PW 6 184 illustrates and lists the Handheld Control Head and Remote Mount Mechanical Parts PW 6185 illustrates and lists the VHF and UHF 3 Model Radio Mechanical Parts ...

Page 4: ... ...

Page 5: ...TOR DC POWER CABLE I INTERCONNECT BOARD REID rfr I tFI oil biSl tuoulr olrvr I PART OF RADIO FRONT HOUSING ALL MODELS r REAR 1 I AtSit tr t t REMOTE I CONTROL I CONTROL UNIT IREMOTE MOUNT tAE 47 MoDEL 8 OHM SPEAKER I reHrrroH caaLr J4 HIGH VOLTAGE VF DRIVER utot ...

Page 6: ...J CONTROL UNIT REMOTE MOUNN A5 47 MoDEL I NTERCONNECT _ 68HCC5Cz F CONTROL UNIT DASH IOUNT A5 A7 MoDEL j SERIA 3 S I NTER A I MI CR OP HONE CONNECTOR J t04 RX FRONT END DoUBLE BALANCE MIXER RX COAXIAL CABLE P RES ELECTOR COAXIAL CABLE INJECTION F I LTER RX BUFFER o3 675 COAXIAL CABLE JO853 RIBBON ACCES SORY CABLE REAR ACCESSORY CONNECTOR J2 PWR CONTROL REGULATOR u 500 COAXIAL CABLE P O J6 OI Y S R...

Page 7: ...ATOR u 500 SIGNALLING FILTER IC u700 MEMORY MODULE ROM u59 t u593 EEPR OM u592 SERIAL BUS I NTERFACE u5 2 AUDIO PA u450 f ER AMPLIFIER CONTROL UNIT DASH MOUNT A5 A7 M0DELI INTERNAL CASTING P50 1 I l FoR 43 MoDELS coNTRoL UNtT AND MICROPHONE IS REPLACED I ev HANDHELD coNTRoL HEAD tN I eotFr DASH AND REMoTE MoUNT r CONFIGLJRATIONS I I I I I I I J COAXIAL CABLE t V J50 J5Oi R I BBON ACCES SORY CABLE ...

Page 8: ... OM u592 SERIAL BUS I NTERFACE u5 2 AUDIO PA u 450 VHF FUNCTIONAL BLOCK DIAGRAM P 3tO2 OAXIAL CABLE P564t COAXIAL CABLE IE MOUNT ERFACE OAR D tDt0 IONT ECTOR UNT ABLE I MI CR OPH ONE CONNECTOR Jto4 Pto I NTER CONNECT BOARD CONTROL UNIT DASH MOUNT t A5 A7 M0DEL 1 I ron 43 MoDELS coNTRoL uNrr AND MICROPHONE IS REPLACED I av HANDHELD coNTRoL HEAD rN I BOTH DASH AND REMOTE MOUNT I coNFIGURATI0NS I I I...

Page 9: ...I SDES _ _r r REAR 1 I I I I I ACCESSORY cABLE I P2 SPEAKER J3 lRrlaote l rourur ACCESSORY I couHrcroR I REMOTE MOUNT CONTROL CABLE JIO3R Pt0 3 T_ I ___J MI CROPHONE CONNECTOR r I I r Jto4 Pto4 I A5 47 MODEL l _ _ Functional Block Diagrams for A3 Model Radio VHF and UHF PW 6193 O Sheet 2 ot 2 1 15t89 COAXIAL CABLE DR I VER o58 50 TX LOW_LEVEL AMP Q58OI R EAR ACCESSOR Y CO NNECTOR J2 PWR CONTROL RE...

Page 10: ... _ REMOTE MOUNT ACCESS OR Y CONNECTOR t I J l ron 43 MoDELS co AND I IICROPHONE I I av HANDHELD coNr BOTH DASH AND R5 I coNFr GURATTONS MI CROPHONE CONNECTOR J ro4 UNI T A5 A7 IREMOTE MOUNN M ODEL CONTROL UNIT DASH MOUNT A5 47 MODEL COAXIAL CABLE RX FRONT END ACTIVE MIX o5r 25 J5t27l I Y y P5t28 RX COAXIAL CABLE P R ES ELECTOR COAXIAL CABLE P964t DR I VER Q5850 4 POLE XTAL FILTER Y350 COAXIAL CABL...

Page 11: ...TONS M I CROPH ONE CO NNECTOR Jto4 Pto COAXIAL CABLE RX FRONT END ACTIVE MIX osr2s J5t27 l I Y y P5r28 RX COAXIAL CABLE 359 fr Hl lF AMP P RES ELECTO R 450 KHZ CERAMI C FI LTERS FL 30t 302 I NJ ECTI ON F I LTER 4 POLE XTAL FILTER Y350 I F DET SQUELCH IC u30t COAXIAL CABLE REF OSC u600 I NJECTI ON BU FFER S W Q5680 zND LOCAL OSC I LLATOR zND VCO Q60l VCO FEED BACK B UFFER DOUBLER 670 05660 PWR CONT...

Page 12: ...ACK JsOOA J5OOA IC PROG BUS S I GNALLI NG FILTER IC u700 SERIAL BUS I NTERFACE u52 SERIAL BUS I NTERFACE U4 v J 5OOB P500 J5OOA v J 502 P502 l I F ron A3 MoDELS coNTRoL uNtr AND MICROPHONE IS REPLACED I ev HANDHELD coNTRoL HEAD tN BOTH DASH AND REMOTE MOUNT I coNFr GURATTONS DASH MOUNN IODEL I I I I I I I v t U GXW s839 A ...

Page 13: ...L O1 88 Radio has conditions A B and H L FL 01 8C Radio has conditions D and H M FL 01 8D Radio has conditions A D and H N FL 01 90 Note 2 Serial Bus Failure May be a control head failure a radio command board failure a See Control Head Troubleshooting or a cabling failure b Check rear options connector cabling c Replace Command Board o FL01 92 The pattern stored within the micro computer EEPROM i...

Page 14: ......

Page 15: ...A3 REMOTE MOUNT GO TO CABLE ACCESSOR Y P N 308009tMOt ...

Page 16: ...part Remote M REFEFEI SYMBOL REFEREI SYMBOL 1 2 3 4 6 7 I I HLN6103 A3 REMOTE MOUNT GO TO CABLE ACCESSORY P N 308009tMOt ...

Page 17: ... 03 00139913 0 t 0008406 0 t O0400136 01 80155N06 hangup box assembly screw machinei 2 56 X 3 8 2 used screw tapping 8 18 X 1 2 3 used lockwasher 2 used washer flat rivet rivet 2 used rivet 2 used 0H0138654 05 001 401 85 05 01 401 86 05 00140187 rivet 15 2579M02 housing hangup box 3F80034F01 contact pin 40 84198C02 switch stack 4o a4622804 switch slide SPST 41 0867668 spring 42 A2018H07 retainer c...

Page 18: ...ns escutcheon Specfa HHCH housing lront seal LED 7 segment See note seal switch receptacle LED mic cartridge See note insulator lC display driver See note gasket housing upper circuit board See note receptacle See note connector See note bracket switch plug See note switch See note switches See note cable coiled housing back screw metric HI LO nameplate Spectra HHCH rivet washer screw metric HI LO...

Page 19: ... See note bracket switch plug See note swiich See note swiiches See note mble coiled housing back screw metric Hl LO nameplate Spectra HHCH rivet washer rew metric HI LO switch PTT SCAI PTT washer flat insulator switch See note lower circuit board See noie bracket potentiometer button PTT knob rring nui hex washer llat potentiometer 25k swltch See note spacer LED seal button LED See note button MO...

Page 20: ...HANDHELD CONTROL HEAD ...

Page 21: ... ...

Page 22: ...UHF A3 MODEL f tu P ...

Page 23: ... tu P P S A Jr ts v9 rd q a S C Q 4 l ...

Page 24: ...ertace board gasket heatsink cover includes gasket shield receiver lront nd cover VCO board cover VCO hybrid gasket VCO shield RF board header floating clip regulator chassis consolidated cable PA ribbon washer 2 used screw control head mounting 2 used housing front screw tapping 2 used gasket housing screw machine wing 5 0 x 0 8 x 10 trunnion mounting screw tapping 10 16 x 5 8 6 used screw machin...

Page 25: ...der lloating clip regulator chassis consolidated cable PA ribbon washer 2 used housing front spacer internal frame screw tapping 2 used gasket housing screw machine wing 5 0 x 0 8 x 10 trunnion mounting screw tapping 1G 16 x 5 8 6 used screw machine 5 x 0 8 x 10 4 used screw machine 3 5 x 0 5 x 6 screw lapping 3 5 x 0 6 x I board mtg screw tapping 3 5 x 0 6 x 10 8 used screw metric 3 0 x 1 0 4 use...

Page 26: ... t t 4 1 il y a at ...

Page 27: ...P I UI 6i ...

Page 28: ...G SWITCH OR HEAD LAMP SWITCH wrRrNG DTAGRAM A3 MODELS T 4 I ATTACH TO VEHICLE GROUND HORN LIGHTS HANG UP BOX VIP OUT HORNOR LIGHTS GPW 6195 O I I I t t I t F Wiring Diagram for A3 Model Radio Horn Lights Hang up Box PW418 A 8t07t89 ...

Page 29: ... P5 CONNECTOR C1 25 POS D CONN LOAD SHIFT WHT BRN DATA IN WHT RED DATAOUT WHT A3 Wiring Diagram for A3 Model Radio Remote Mount Control Cable and Accessory Connector Pi n Out PW 6128 A 8107 89 12 15 3 1 1 18 7 2 19 1 6 10 4 25 17 22 20 24 5 I 13 14 8 16 87654321 151413121110I ...

Page 30: ...I NOTES i I l t I t I l I I I t I l I i ...

Page 31: ...NOTES I ...

Page 32: ...E coMPoNENT SIDE t i OVERLAY I COMPONENT SIDE fta l H r i i s sffis sgd wa a s A I ii W S lg s tr i gitj t i i W leruPsi11 fi191 ffi ffi1 lei i w ffi i wffiwi i wffi W WffiWWW WHffi W w e f s s J000t SOLDER SIDE ...

Page 33: ... OVERLAY GPW 6t 79 O GPW 6t80 0 GXW 6t8tWOt B COMPONENT SIDE SOLDER SIDE COMPONENT SIDE OVERLAY 6 l lY a ia L i F t li lis l h f1 f lf 1 i tn 1 ii ffi ffiiffi a i ffiiffif W M ffii ffiffiil ti W w ffi ffiffi ffi ffix SOLDER SIDE rc ...

Page 34: ...U207 TP9 Q202 4tLO2 TPIg TPIS TPIT NOTES l cR202 ts FoR AVL JU2O8 IS FOR ALL OTHER MODELS 2 ALL RESISTANCE IS IN OHMS ALL CAPACITANCE IS IN MICRO_FARADS UNLESS NOTED OTHERWISE 3 ASTERISK INDICATES THAT JUMPER IS NORMALLY INSTALLED 207 VR2O8 l5v vR209 l5v I5V 6 f 9 Y A i v xy ts j1 i Jit 1 it r dl GXW 6r77 A ...

Page 35: ...o 2 5V 3 SWB aNc i JU20O Q 205 4tLOt R202 t0K Q202 4tLOz TPI3 TP9 vR202 l5v CR202 JUzOA VR2O 5 t5v i JU2o2 NOTES t cR202 ts FoR AvL JU2O8 IS FOR ALL OTHER MODELS 2 ALL RESISTANCE IS IN OHMS ALL CAPACITANCE IS IN MICRO_FARADS UNLESS NOTED OTHERWISE 3 ASTERISK INOICATES THAT JUMPER IS NORMALLY INSTALLED f i JU20s vR2t3 t5v vR2t4 t5v I ...

Page 36: ...or best performance order diodes transistors a Motorola part number HLN6097A Spectrc SECURENET HHCH lnterface Boarc i JU2o2 H ANDH ELD CONTROL HEAD CONNECTOR S ECU RENET CONNECTOR REFERENCE SYMBOL MOTOFOLA PART NO DESCFIFI capacitor fixed uF r5 50V unless otheMise stated c200 201 21 13741N69 0 1 t10 diode see note CR200 48 80066M01 silicon connector receptacle J1 iumper JU201 JU203 204 JU2O8 conne...

Page 37: ...part number HLN6097A Spectrc SECURENEI HHCH lnterface Board MXW 6735 O t5v H ANDH ELD CONTROL HEAD CO NNECTOR S ECURENET CONNECTOR REFEBENCE SYMBOL MOTOFOLA PART NO DESCRIPTION capacilor lixed uF r5olo 50V unless otheMise stated c200 201 21 13741N69 0 1 10 06 1 1077498 10k 00 11077474 1k diode see note CR200 48 80066M01 silicon connector receptacle J1 iumper JU20 1 JU203 204 JU2O8 conneclor plug P...

Page 38: ...o5t 9648 cRl o 52 cRl o 53 9 t4 t2 4 t3 I lo I 7 2 t5 GXW 515e A Schematics Circuit Board Diagrams and Parts List for HCN4039A Handheld Control Head Circuit Board PW 6129 A Sheet 1 ol 2 6 1 5i90 SoLDER slDE f lltt COMPONENTSIDE I OVERLAY I GPW 5161 O GP W 5t5 2 O GXW 5t63 A LOWER BOAI ...

Page 39: ...ggle toggle pushbutton momentary driver LED display shift register 8 bit static voltage regulator 5V zener 5 1V zener 5 6V zener 5 1 V zenet 12V R1001 10 10 R1011 R1012 1013 R1014 R1015 1016 Rl017 R1018 R1019 R1 020 R1021 R1022 R1 023 R1 024 Rl 025 R1051 R1 052 Ft1 054 u1 001 u1 002 u1 003 06 11077490 4 7k 06 1 1077490 4 7k 06 1 1 077498 10k 06 11077474 1k 06 1 1 077A98 10k 06 11077A90 4 7k 06 110...

Page 40: ...witch swl001 sw1051 1052 sw1053 sw1054 u1001 u1 002 u1 003 integrated circuit see note 10k 4 7k 10k 4 7k 1k 4 7k 10k 4 7k 1k 2 2k 1k 27 3 3k 10k a pushbutton momentary toggle toggle pushbutton momentary driver LED display shilt register 8 bit static voltage regulator 5V zener 5 1V zener 5 6V zener 5 1V zenet 12V 06 1 1 077498 06 1 1 077490 06 1 1 077498 06 1 1 077490 06 11077474 06 11 077490 06 1 ...

Page 41: ... GOI f t Wtiffi fttt f l il jir 4 rf iF lir f r L d ffiiffiiffi rffiiffirii ffi tl 1 1 i iEil t i ttii itA 1 fir it 1 t F totis S ry9 ffi ffi ffi s w ffi ffidtffi o f t rqH j S t W w1 I ti gr i r ffi u rffi fi ffiIW tr H 1t fi 3d rt ir s a r ffiw wffiiw 4 i Ffffi w i J q 41 i t r 1 i ffiiffiiffiffiI Y i fi tl 1590 rby SOLDER SIDE COMPONENT SIDE OVERLAY GP W 5t 6 4 0 cP w 5t 6 5 O GXW 5t66WOt 0 INN...

Page 42: ...fii ffiii ffiiiWWiliffi ffi i W ffi frW iW iW ffi W i l loll it tw oo3 ffii i ffi W ii ffi F 4ffi i ffiiffi INNER TRACK _ 1 INNER TRACK _ GND 4S GPW 55e4 O ii i GPW 5595 o r GXW 5t66WOt O COMPONENT SIDE ...

Page 43: ...8 10k 06 11077474 1 k 40 80067H01 40 801 23H01 40 801 23H06 40 80065E0 1 5 1 80135C08 51 84887K36 5 t 84621K27 48 80140L06 48 80140L1 7 d B 11 0 34423 0 001 t5 63V LED silicon silicon LED 7 segmen male 15 n n il male 1s in vgt 1k 4 7k pushbutton mo E toggle toggle pushbutton trm driver LED disgq shift register o voltage regulacd zener 5 1V zener 5 6V zener 5 1V zenea 12V cartridge microphone MK1 0...

Page 44: ... resistor tixed ohm t5 R l001 1010 R1011 R1 01 2 1 01 3 R1014 R1 01 5 1 01 6 R1017 R1018 R1019 R1020 R1 021 R1022 R1 023 R1024 R1 025 R1 051 R1 052 R1 054 R1055 1056 switch sw1001 sw1051 1052 sw 1 053 sw1054 integrated circuil e u1 001 u1 002 u1 003 voltage regulator is vR1 001 1 007 vR1 008 vR1 009 1 01 1 vR1 01 2 vR1051 nole For best perfm Motorola part numbg Board Diagrams N40394 Handheld Board...

Page 45: ... E E s1 1j ffii i til a il t t j i t t t t ti tttt t t I ili l l l l ti r t t t t t t t r iffi ffilffiJ ffiiilffiY Wri ft g it f 1t i rwffi iiffi i ffi rffi iiffi GPW 559 s O GPW 5595 0 GXW 5t66W02 0 INNER TRACK _ 1 INNER TRACK GND OVERLAY SOLDER SIDE SOLDER SIDE COMPONENT SIDE OVERLAY SOLDER SIDE g I ...

Page 46: ...UPPER BOARD INNER TRACK 1 INNER TRACK _ GND OVERLAY SOLDER SIDE GPW 5594 0 GPW 5595 O GXW 5t66WO2 O SOLDER SIDE COMPONENT SIDE OVERLAY SOLDER SIDE GPW 5t64 0 GP W 5t6 5 0 GXW 5t66WO2 O ...

Page 47: ...UPPER BOARD MSD DSt00t GXW 5t 57 O ffi ffi r4 SOLDER SIDE COMPONENT SIDE OVERLAY SOLDER SIDE GPW 5t64 O GPW 5t65 0 GXW 5r66WO2 0 ...

Page 48: ...MSD DSt00t GXW 5t57 O 7 uloot il 7 ...

Page 49: ... RtotT 4 7K Qloo3 4lo4 5V SQUELCH l DtSABLE I Rto22 5V 5V 5V Rt ool toK Rtoo2 cloot o t 5v I Rloo3 IOK 61994 t0K Rt oo5 loK Rtooe R1007 loK nrooe Rtoo9 IOK RtOtO ct005 o t ol9 7K 2 2K IK ctot3 Rto23 rooK z l ctot6 o0t 0 luF ctot4 lF oot ctot2 I OUF ...

Page 50: ...LSD 5V SUPPLY Schematics Circuit Board Diagrams and Parts List for HCN4039A Handheld Control Head Circuit Board PW 6129 A Sheet 2 ol 2 6 1 5 90 4 5 2 I to 7 9 I SQUELCH DI SABLE ...

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