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PRESIDENT JOHNNY III ASC Service Manual
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PRESIDENT JOHNNY III ASC Service Manual

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JOHNNY III ASC
HARRY III ASC
SERVICE MANUAL

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Summary of Contents for PRESIDENT JOHNNY III ASC

  • Page 1 JOHNNY III ASC HARRY III ASC SERVICE MANUAL...
  • Page 2 -TECNNICAL CHARACTERITICS JOHNNY III ASC ( config: E EU PL ) HARRY III ASC ( config: E d EU EC U PL ) 1-GENERAL: -Multiconfiguration(E,d,EU,EC,U,PL) -E ⇒ 40 channels AM/FM 4W (from 26,965Mhz to 27,405Mhz) -d ⇒ 80 channels FM 4W (from 26,565Mhz to 27,405Mhz) 40 channels AM 1W (from 26,965Mhz to 27,405Mhz) -EU ⇒...
  • Page 3 3-RECEPTION: -Maximum sensitivity at 20dB sinad -0,5µV(-113dBm) AM/FM -Audio frequency response -From 300Hz to 3kHz in AM/FM -Adjacent channel selectivity -Superior to 60dB -Frequency image rejection -Superior to 60dB -Intermodulation response -Superior to 54dB -Maximum audio power -Squelch sensitivity -Threshold 0,2µV(-120dBm)/Tight 1mV(-47dBm) -Current drain -300mA nominal/750mA maximum...

  • Page 4: Alignment Procedure

    ALIGNMENT PROCEDURE (JOHNNY III ASC/ HARRY III ASC) * VCO/PLL PORTION - Alignment procedure - Test points - Frequencies chart * TRANSMITTER - Alignment procedure - Test points * RECEIVER - Alignment procedure - Test points Test equipement required Frequency counter 200 Mhz...
  • Page 5 ALIGNMENT VCO/PLL 1 - Alignment procedure(13,2V;configuration”EU,E,d”) STEP CONDITION ADJUSTMENT REMARKS OF ADJUSTMENT AM/FM(EU,E) CT301 Connect a frequency counter to RX mode TP200,and adjust CT301 to reach Channel 20 37,900MHz. AM/FM(EU,E) Connect a voltmeter to TP 103,and check: TX/RX mode Tx Channel 40=3V±0,1V Channel 40 Rx Channel 40=2,8V±0,1V AM/FM(EU,E)
  • Page 6 ALIGNMENT VCO/PLL TP200 TP103 CT301...
  • Page 7 - FREQUENCY LIST (EU,E,EC) Channels Frequencies Frequencies (MHz) (MHz) 26,965 37,660 26,975 37,670 26,985 37,680 27,005 37,700 27,015 37,710 27,025 37,720 27,035 37,730 27,055 37,750 27,065 37,760 27,075 37,770 27,085 37,780 27,105 37,800 27,115 37,810 27,125 37,820 27,135 37,830 27,155 37,850 27,165 37,860...
  • Page 8 - FREQUENCY LIST (PL) Channels Frequencies Frequencies (MHz) (MHz) 26,960 37,655 26,970 37,665 26,980 37,675 27,000 37,695 27,010 37,705 27,020 37,715 27,030 37,725 27,050 37,745 27,060 37,755 27,070 37,765 27,080 37,775 27,100 37,795 27,110 37,805 27,120 37,815 27,130 37,825 27,150 37,845 27,160 37,855...
  • Page 9 - FREQUENCY LIST (U) Channels CEPT Frequencies Frequencies (MHz) (MHz) 26,965 37,660 26,975 37,670 26,985 37,680 27,005 37,700 27,015 37,710 27,025 37,720 27,035 37,730 27,055 37,750 27,065 37,760 27,075 37,770 27,085 37,780 27,105 37,800 27,115 37,810 27,125 37,820 27,135 37,830 27,155 37,850 27,165...
  • Page 10 - FREQUENCY LIST (U) Channels Frequencies Frequencies (MHz) (MHz) 27,60125 38,29625 27,61125 38,30625 27,62125 38,31625 27,63125 38,32625 27,64125 38,33625 27,65125 38,34625 27,66125 38,35625 27,67125 38,36625 27,68125 38,37625 27,69125 38,38625 27,70125 38,39625 27,71125 38,40625 27,72125 38,41625 27,73125 38,42625 27,74125 38,43625 27,75125 38,44625 27,76125 38,45625...
  • Page 11 - FREQUENCY LIST (d) Channels Channels Frequencies Frequencies Frequencies Frequencies (MHz) (MHz) (MHz) (MHz) 26,965 37,660 26,565 37,260 26,975 37,670 26,575 37,270 26,985 37,680 26,585 37,280 27,005 37,70 26,595 37,290 27,015 37,710 26,605 37,300 27,025 37,720 26,615 37,310 27,035 37,730 26,625 37,320 27,055...
  • Page 12 ALIGNMENT TRANSMITTER 1 - Alignment procedure(13,2V;configuration”EU,E”) STEP CONDITION ADJUSTMENT REMARKS OF ADJUSTMENT FM/AM(E)TX RT201 Connect a wattmeter to jack antenna, Channel 20 adjust RT201 to reach 5V±0,2V on the DC voltmeter connected to TP104. AM(EU)TX RT203 Connect a wattmeter to jack antenna, Channel 20 adjust RT203 to reach 1W on the wattmeter.
  • Page 13 ALIGMENT TRANSMITTER TP104...
  • Page 14 ALIGNMENT RECEIVER 1 - Alignment procedure(13,2V;configuration”EU,E”) STEP CONDITION ADJUSTMENT REMARKS OF ADJUSTMENT AM(EU,E) L1-L2-L3 Connect HF generator to jack antenna Channel 20 L4-L6-L7 adjusted at ( –107dBm 1KHz 60%), Middle volume connect sinad meter to jack EXT speaker level. and adjust coils for maximum sensitivity( ≥...
  • Page 15 ALIGNMENT RECEIVER...
  • Page 16 JOHNNY III ASC HARRY III ASC BLOC DIAGRAM...
  • Page 19 JOHNNY III ASC HARRY III ASC SCHEMATIC DIAGRAM...
  • Page 22 JOHNNY III ASC HARRY III ASC COMPONENT LAYOUT...
  • Page 35 JOHNNY III ASC HARRY III ASC COMPONENTS LIST...
  • Page 36 MODEL JOHNNY III ASC PARTS CODE DESCRIPTION SPEC REFNO ASSY CODE AT379BHBAE BCHL111016G C:ELECTROLYTIC 100UF 10V M C-411 C311 AT379BHBAE BCHL111016G C:ELECTROLYTIC 100UF 10V M C-411 C321 AT379BHBAE BCHL111016G C:ELECTROLYTIC 100UF 10V M C-411 C336 AT379BHBAE BCHL111026G C:ELECTROLYTIC 1000UF 10V M C-411...
  • Page 37 AT379BHBAE BCML811025G C:CERAMIC M/L (1608) TAPE 0.001UF 50V K B C003 AT379BHBAE BCML811025G C:CERAMIC M/L (1608) TAPE 0.001UF 50V K B C004 AT379BHBAE BCML811025G C:CERAMIC M/L (1608) TAPE 0.001UF 50V K B C018 AT379BHBAE BCML811025G C:CERAMIC M/L (1608) TAPE 0.001UF 50V K B C048 AT379BHBAE BCML811025G...
  • Page 38 AT379BHBAE BCML812235G C:CERAMIC M/L (1608) TAPE 0.022UF 50V K B C047 AT379BHBAE BCML814725G C:CERAMIC M/L (1608) TAPE 0.0047UF 50V K B C061 AT379BHBAE BCML814725G C:CERAMIC M/L (1608) TAPE 0.0047UF 50V K B C222 AT379BHBAE BCML814725G C:CERAMIC M/L (1608) TAPE 0.0047UF 50V K B C324 AT379BHBAE BCML901055G...
  • Page 39 AT379BHBAE BCMM815091G C: CERAMIC M/L (1608) TAPE 5PF 50V C CH C313 AT379BHBAE BCMM816814G C:CERAMIC M/L (1608) TAPE 680PF 50V J CH C211 AT379BHBAE BCMM816814G C:CERAMIC M/L (1608) TAPE 680PF 50V J CH C212 AT379BHBAE BCMM818092G C: CERAMIC M/L (1608) TAPE 8PF 50V D CH C325 AT379BHBAE...
  • Page 40 AT379BHBAE BDBN1259001 TRANSISTOR DB-1259 KTC3875S-GR-RTK/P TAPE Q207 AT379BHBAE BDBN1259001 TRANSISTOR DB-1259 KTC3875S-GR-RTK/P TAPE Q208 AT379BHBAE BDBN1259001 TRANSISTOR DB-1259 KTC3875S-GR-RTK/P TAPE Q401 AT379BHBAE BDBN1266001 TRANSISTOR DB-1266 DTC143ZKA T146 Q010 AT379BHBAE BDBN1266001 TRANSISTOR DB-1266 DTC143ZKA T146 Q012 AT379BHBAE BDBN1266001 TRANSISTOR DB-1266 DTC143ZKA T146 Q214 AT379BHBAE BDBN1266001...
  • Page 41 AT379BHBAE BPAG0449AAZ PCB:MAIN PA-449AA B001 AT379BHBAE BPGG0185001 PLUG PG-185 IMSA-9215H-T PG301 AT379BHBAE BQXG0839001 CRYSTAL QX-839 3.6864MHZ X302 AT379BHBAE BQXG0976001 CRYSTAL QX-976 10.240000MHZ X301 AT379BHBAE BRFC121014G R:CARBON FIXED CHIP(5025) 100 1/2W J TAPE R276 AT379BHBAE BRFC128204G R:CARBON FIXED CHIP(5025) 82 1/2W J TAPE R275 AT379BHBAE BRFC160004G...
  • Page 42 AT379BHBAE BRFC161004G R:CARBON FIXED CHIP(1608) 10 1/16W J TAPE R304 AT379BHBAE BRFC161014G R:CARBON FIXED CHIP(1608) 100 1/16W J TAPE R011 AT379BHBAE BRFC161014G R:CARBON FIXED CHIP(1608) 100 1/16W J TAPE R016 AT379BHBAE BRFC161014G R:CARBON FIXED CHIP(1608) 100 1/16W J TAPE R018 AT379BHBAE BRFC161014G R:CARBON FIXED CHIP(1608)
  • Page 43 AT379BHBAE BRFC161034G R:CARBON FIXED CHIP(1608) 10K 1/16W J TAPE R399 AT379BHBAE BRFC161034G R:CARBON FIXED CHIP(1608) 10K 1/16W J TAPE R402 AT379BHBAE BRFC161034G R:CARBON FIXED CHIP(1608) 10K 1/16W J TAPE R406 AT379BHBAE BRFC161034G R:CARBON FIXED CHIP(1608) 10K 1/16W J TAPE R411 AT379BHBAE BRFC161034G R:CARBON FIXED CHIP(1608)
  • Page 44 AT379BHBAE BRFC162224G R:CARBON FIXED CHIP(1608) 2.2K 1/16W J TAPE R001 AT379BHBAE BRFC162224G R:CARBON FIXED CHIP(1608) 2.2K 1/16W J TAPE R004 AT379BHBAE BRFC162224G R:CARBON FIXED CHIP(1608) 2.2K 1/16W J TAPE R005 AT379BHBAE BRFC162224G R:CARBON FIXED CHIP(1608) 2.2K 1/16W J TAPE R028 AT379BHBAE BRFC162224G R:CARBON FIXED CHIP(1608)
  • Page 45 AT379BHBAE BRFC164714G R:CARBON FIXED CHIP(1608) 470 1/16W J TAPE R308 AT379BHBAE BRFC164714G R:CARBON FIXED CHIP(1608) 470 1/16W J TAPE R317 AT379BHBAE BRFC164714G R:CARBON FIXED CHIP(1608) 470 1/16W J TAPE R410 AT379BHBAE BRFC164724G R:CARBON FIXED CHIP(1608) 4.7K 1/16W J TAPE R058 AT379BHBAE BRFC164724G R:CARBON FIXED CHIP(1608)
  • Page 46 AT379BHBAE BRTG0582472 R:SEMI-FIXED RT-582 PVZ3A472E01R00 RT202 AT379BHBAE BRTG0582472 R:SEMI-FIXED RT-582 PVZ3A472E01R00 RT204 AT379BHBAE BRTG0582473 R:SEMI-FIXED RT-582 PVZ3A473E01R00 RT205 AT379BHBAE BTFG0083001 TRANSFORMER:AF CHOKE TF-083 T301 AT379BHBAE BTFG0577001 TRANS TF-577 T201 AT379BHBAE CUAH013011G WIRE UL 1007 #24 3-130- 3 GRY W001 AT379BHBAE CUAJ013011G WIRE UL 1007 #24 3-130- 3 WHT...
  • Page 47 AT379BHBGE BPAG0450AA6 PCB:LED R PA-450AA 6/6 B851 AT379BHBYE BDBK1134117 TRANSISTOR DB-129 2SB1134-R Q501 AT379BHBYE BDCN0336001 FIELD EFFECT TRANSISTOR DC-336 RD06HHF1-101 Q502 AT379BHBYE BDEG0924001 INTEGRATED CIRCUIT L7808CV IC502 AT379BHBYE BDEG4462001 INTEGRATED CIRCUIT E-TDA2003V IC501 AT379BHBYE BJKG1382002 JACK:ANT W/O LUG JK-1382 M-RM-L 102 J501 AT379BHBYE BJKG1547001...
  • Page 48 MODEL HARRY III ASC PARTS CODE DESCRIPTION SPEC REFNO ASSY CODE AT379ZHBAE BPAG0449AAZ PCB:MAIN PA-449AA B001 AT379ZHBBE BPAG0450AA1 PCB:FRONT PA-450AA 1/6 B551 AT379ZHBCE BPAG0450AA2 PCB:VOLSQ PA-450AA 2/6 B601 AT379ZHBDE BPAG0450AA4 PCB:RF VOL PA-450AA 4/6 B651 AT379ZHBEE BPAG0450AA3 PCB:CH SW PA-450AA 3/6 B701 AT379ZHBFE BPAG0450AA5...
  • Page 49 AT379ZHBAE BCML311045G C:CERAMIC M/L (1608) TAPE 0.1UF 16V K B C055 AT379ZHBAE BCML814735G C:CERAMIC M/L (1608) TAPE 0.047UF 50V K B C056 AT379ZHBAE BCML311045G C:CERAMIC M/L (1608) TAPE 0.1UF 16V K B C057 AT379ZHBAE BCML811025G C:CERAMIC M/L (1608) TAPE 0.001UF 50V K B C058 AT379ZHBAE BCML311045G...
  • Page 50 AT379ZHBAE BCML901055G C:CERAMIC M/L (1608) TAPE 1UF 6.3V K B C231 AT379ZHBAE BCML811035G C:CERAMIC M/L (1608) TAPE 0.01UF 50V K B C232 AT379ZHBAE BCMM813314G C:CERAMIC M/L (1608) TAPE 330PF 50V J CH C234 AT379ZHBAE BCML311045G C:CERAMIC M/L (1608) TAPE 0.1UF 16V K B C235 AT379ZHBAE BCML311045G...
  • Page 51 AT379ZHBAE BCMM818092G C: CERAMIC M/L (1608) TAPE 8PF 50V D CH C325 AT379ZHBAE BCMM812704G C:CERAMIC M/L (1608) TAPE 27PF 50V J CH C326 AT379ZHBAE BCMM811002G C:CERAMIC M/L (1608) TAPE 10PF 50V D CH C327 AT379ZHBAE BCML811035G C:CERAMIC M/L (1608) TAPE 0.01UF 50V K B C331 AT379ZHBAE...
  • Page 52 AT379ZHBAE BDAG1285001 DIODE HSM88AS TL-E D101 AT379ZHBAE BDAG1270001 DIODE KDS160E-RTK/P D201 AT379ZHBAE BDAG1423007 DIODE:ZENER HZK7C D202 AT379ZHBAE BDAG1265001 DIODE DA-1265 1SS226(TE85L_F) D203 AT379ZHBAE BDAG1414001 DIODE DA-1414 LL34LL4148 D204 AT379ZHBAE BDAG1220016 DIODE:ZENER UDZS F 3.0B TE-17 D205 AT379ZHBAE BDAG1280001 DIODE:VARICAP HVU307 TRU-E D207 AT379ZHBAE BDAG1414001...
  • Page 53 AT379ZHBAE BLZG0207601 INDUCTOR:MOLDED CHIP LZ-207 MMZ1608Y601BT 600 L009 AT379ZHBAE BLZG0207601 INDUCTOR:MOLDED CHIP LZ-207 MMZ1608Y601BT 600 L010 AT379ZHBAE BLZG0226220 INDUCTOR:MOLDED CHIP LZ-226 SGMI1608N220K T L101 AT379ZHBAE BLDH0252001 COIL LD-252 SZFDLLD-252 L200 AT379ZHBAE BLEH0475001 COIL LE-475 SZFDLLE-475 L201 AT379ZHBAE BLEH0475001 COIL LE-475 SZFDLLE-475 L202 AT379ZHBAE BLEH0475001...
  • Page 54 AT379ZHBAE BDBN1266001 TRANSISTOR DB-1266 DTC143ZKA T146 Q216 AT379ZHBAE BDBL3243105 TRANSISTOR DB-1211 2SC3243-T111-E Q217 AT379ZHBAE BDBN1290001 TRANSISTOR DB-1290 LMBT3906LT1G Q218 AT379ZHBAE BDBN1068001 TRANSISTOR DB-1068 DTA123JKA T146 Q300 AT379ZHBAE BDBN1266001 TRANSISTOR DB-1266 DTC143ZKA T146 Q301 AT379ZHBAE BDBL4226646 TRANSISTOR DB-1174 2SC4226-R24 T1 Q302 AT379ZHBAE BDBL4226646 TRANSISTOR...
  • Page 55 AT379ZHBAE BRFC161514G R:CARBON FIXED CHIP(1608) 150 1/16W J TAPE R041 AT379ZHBAE BRFC164704G R:CARBON FIXED CHIP(1608) 47 1/16W J TAPE R042 AT379ZHBAE BRFC163324G R:CARBON FIXED CHIP(1608) 3.3K 1/16W J TAPE R043 AT379ZHBAE BRFC161034G R:CARBON FIXED CHIP(1608) 10K 1/16W J TAPE R044 AT379ZHBAE BRFC166834G R:CARBON FIXED CHIP(1608)
  • Page 56 AT379ZHBAE BRFC162224G R:CARBON FIXED CHIP(1608) 2.2K 1/16W J TAPE R107 AT379ZHBAE BRFC164724G R:CARBON FIXED CHIP(1608) 4.7K 1/16W J TAPE R108 AT379ZHBAE BRFC164724G R:CARBON FIXED CHIP(1608) 4.7K 1/16W J TAPE R109 AT379ZHBAE BRFC164724G R:CARBON FIXED CHIP(1608) 4.7K 1/16W J TAPE R110 AT379ZHBAE BRFC164724G R:CARBON FIXED CHIP(1608)
  • Page 57 AT379ZHBAE BRFC161024G R:CARBON FIXED CHIP(1608) 1K 1/16W J TAPE R254 AT379ZHBAE BRFC161024G R:CARBON FIXED CHIP(1608) 1K 1/16W J TAPE R255 AT379ZHBAE BRFC162244G R:CARBON FIXED CHIP(1608) 220K 1/16W J TAPE R256 AT379ZHBAE BRFC162244G R:CARBON FIXED CHIP(1608) 220K 1/16W J TAPE R257 AT379ZHBAE BRFC162214G R:CARBON FIXED CHIP(1608)
  • Page 58 AT379ZHBAE BRFC160004G R:CARBON FIXED CHIP(1608) 0 1/16W J TAPE R324 AT379ZHBAE BRFC160004G R:CARBON FIXED CHIP(1608) 0 1/16W J TAPE R325 AT379ZHBAE BRFC160004G R:CARBON FIXED CHIP(1608) 0 1/16W J TAPE R326 AT379ZHBAE BRFC162234G R:CARBON FIXED CHIP(1608) 22K 1/16W J TAPE R327 AT379ZHBAE BRFC160004G R:CARBON FIXED CHIP(1608)
  • Page 59 AT379ZHBAE BRFC160004G R:CARBON FIXED CHIP(1608) 0 1/16W J TAPE R378 AT379ZHBAE BRFC160004G R:CARBON FIXED CHIP(1608) 0 1/16W J TAPE R379 AT379ZHBAE BRFC160004G R:CARBON FIXED CHIP(1608) 0 1/16W J TAPE R380 AT379ZHBAE BRFC160004G R:CARBON FIXED CHIP(1608) 0 1/16W J TAPE R381 AT379ZHBAE BRFC160004G R:CARBON FIXED CHIP(1608)
  • Page 60 AT379ZHBAE BRTG0582472 R:SEMI-FIXED RT-582 PVZ3A472E01R00 RT206 AT379ZHBBE BSWG0877001 SWITCH:TACT SW-877 TC-1105 S551 AT379ZHBBE BSWG0877001 SWITCH:TACT SW-877 TC-1105 S552 AT379ZHBBE BSWG0877001 SWITCH:TACT SW-877 TC-1105 S553 AT379ZHBBE BSWG0877001 SWITCH:TACT SW-877 TC-1105 S554 AT379ZHBBE BSWG0877001 SWITCH:TACT SW-877 TC-1105 S555 AT379ZHBBE BSWG0877001 SWITCH:TACT SW-877 TC-1105 S556 AT379ZHBEE BSRG0470001...

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