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PRESIDENT HENRY classic ASC 12/24 Service Manual
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PRESIDENT HENRY classic ASC 12/24 Service Manual

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HENRY classic
ASC
12/24
SERVICE MANUAL

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Summary of Contents for PRESIDENT HENRY classic ASC 12/24

  • Page 1 HENRY classic 12/24 SERVICE MANUAL...
  • Page 2 -TECNNICAL CHARACTERITICS HENRY classic ASC 12/24 ( config: EU PL d EC U In ) 1-GENERAL: -Multiconfiguration (EU, PL, d, EC, U, In) -EU  40 channels AM/FM 4W (from 26,965Mhz to 27,405Mhz) -PL  40 channels AM/FM 4W (from 26,960Mhz to 27,400Mhz) -d ...
  • 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 -500mA nominal/800mA maximum...

  • Page 4: Alignment Procedure

    ALIGNMENT PROCEDURE (HENRY classic ASC 12/24V) * 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 HF Generator DC Volmeter BF Volmeter...
  • Page 5 ALIGNMENT VCO/PLL 1 - Alignment procedure (13,2V/26,4V;configuration”EU”) STEP CONDITION ADJUSTMENT REMARKS OF ADJUSTMENT FM(UK Eng) RT301 Connect a frequency counter to TP200, RX mode and adjust RT301 to reach Channel 20 38,48625MHz. AM/FM(EU) RT302 Connect a frequency counter to TP200, RX mode and adjust RT302 to reach Channel 20...
  • Page 7 - FREQUENCY LIST (EU channels) 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...
  • Page 8 - FREQUENCY LIST (PL channels) 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...
  • Page 9 - FREQUENCY LIST (d channels) 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...
  • Page 10 - FREQUENCY LIST (EC channels) 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...
  • Page 11 - FREQUENCY LIST (UK channels) 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...
  • Page 12 - FREQUENCY LIST (In channels) Channels Frequencies Frequencies (MHz) (MHz) 26,965 37,660 26,975 37,670 26,985 37,680 27,005 37,70 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 13 ALIGNMENT TRANSMITTER 1 - Alignment procedure (13,2V/26,4V;configuration”EU”) STEP CONDITION ADJUSTMENT REMARKS OF ADJUSTMENT AM/FM(EU)TX RT402 Connect a wattmeter to jack antenna, Channel 20 adjust RT402 to reach 4W on the wattmeter. Same as 1 Connect a dummy load to jack antenna. Check that the “RF meter”...
  • Page 15 ALIGNMENT RECEIVER 1 - Alignment procedure (13,2V/26,4V;configuration”EU”) STEP CONDITION ADJUSTMENT REMARKS OF ADJUSTMENT AM(EU) Connect HF generator to jack antenna Channel 20 adjusted at ( –107dBm 1KHz 60%), Middle volume connect sinad meter to jack EXT speaker level. and check that the sensitivity ( ...
  • Page 17 HENRY classic 12/24 BLOC DIAGRAM...
  • Page 18 BLOCK DIAGRAM HENRYCLASSIC 12/24V(UT405ZV) SQ VOL ASC AGC SQVOL RFgain VOL CONT SQ AMP AGC AMP AGC DET NOISE AMP NOISE DET GATE 27MHz 10.695MHz 455kHz VOLUME D1,D2 Q2,Q3 Ceramic IF AMP IF AMP RF ATT RF AMP 1st Mixer 2nd Mixer AM DET AM MUTE...
  • Page 19 HENRY classic 12/24 SCHEMATIC DIAGRAM...
  • Page 21 HENRY classic 12/24 COMPONENT LAYOUT...
  • Page 25 HENRY classic 12/24 COMPONENTS LIST...

  • Page 26: Components List

    COMPONENTS LIST HENRY Classic 12/24V Parts List (MECHA)  Parts Code Description Spec Remarks 1  SSCW193006N SCREW:BIND HD + M3X6 NI 2  HHT104630ZZ HEAT SINK A1070P(AL) 3  HSD108321ZZ SHIELD SPTE MAIN PCB 4  HSD108324ZZ SHIELD SPTE CASE 5  HSD108325ZZ SHIELD SPTE COVER 6  HSDC4B2005Z SHIELD COVER SPTE MAIN PCB 7 ...
  • Page 27 33  MSCW4F2297Z NUT 34  PLBC482147Z LABEL:WARNING DC CORD PAPER PRINT DC CORD 35  PLBZ493437A WIRING STICKER COVER TOP 36  PLD108740ZZ LABEL ID CHASSIS REAR.PDV 37  RCUN4B9842Z CUSHION NEOPRENE UT370ZH TRANS 38  RCUN4C0269Z CUSHION NEOPRENE UT370ZH PCB WOOL TACK 0.5T 39  RETC490493A SPACER CHASSIS...
  • Page 28 HENRY Classic 12/24V Parts List (ELEC)  1  Description Spec Parts Code 2  PCB:MAIN PA-0504AA 1/4 BPAG0504AA1 3  C:CERAMIC M/L (1005) TAPE 0.01uF 25V K B BCNB511035G 4  C:CERAMIC M/L (1005) TAPE 22PF 50V J CH BCNA812204G 5  C:CERAMIC M/L (1005) TAPE 56PF 50V J CH BCNA815604G 6 ...
  • Page 29 40  C:CERAMIC M/L (1005) TAPE 0.1u 10V K B BCNB111045G 41  C:CERAMIC M/L (1005) TAPE 0.022uF 25V K B BCNB512235G 42  C:CERAMIC M/L (1005) TAPE 100PF 50V J CH BCNA811014G 43  C:CERAMIC M/L (1608) TAPE 390PF 50V J CH BCMM813914G 44 ...
  • Page 30 81  C219 C:CERAMIC M/L (1608) TAPE 18PF 50V J CH BCMM811804G 82  C220 C:CERAMIC M/L (1608) TAPE 8PF 50V C CH BCMM818091G 83  C222 C:CERAMIC M/L (1608) TAPE 82PF 50V J CH BCMM818204G 84  C223 C:CERAMIC M/L (1608) TAPE 1UF 10V K B BCML111055G 85 ...
  • Page 31 122  C405 C:CERAMIC M/L (1005) TAPE 0.1u 10V K B BCNB111045G 123  C406 C:CERAMIC M/L (1005) TAPE 0.1u 10V K B BCNB111045G 124  C407 C:CERAMIC M/L (1005) TAPE 0.0018u 50V K B BCNB811825G 125  C408 C:CERAMIC M/L (1005) TAPE 18PF 50V J CH BCNA811804G 126 ...
  • Page 32 163  C491 C:ELECTROLYTIC 220UF 50V M C-480 BCNZ812216G 164  C492 C:CERAMIC M/L (1005) TAPE 0.01uF 25V K B BCNB511035G 165  C493 C:CERAMIC M/L (1005) TAPE 0.01uF 25V K B BCNB511035G 166  C494 C:CERAMIC M/L (1005) TAPE 680p 50V K B BCNB816815G 167 ...
  • Page 33 204  IC301 INTEGRATED CIRCUIT MCD2926 BDEG5165003 205  IC401 INTEGRATED CIRCUIT NJM12904R-TE1-#ZZZB BDEG4463003 206  IC402 INTEGRATED CIRCUIT CJ431(SOT23) BDEG5121003 207  IC403 INTEGRATED CIRCUIT FM24C02A-SO-T-G BDEG5191003 208  IC404 IC:MICOM (FLASH OR OTP) R5F101GDAFB#V0 BDEG5486001 209  IC405 INTEGRATED CIRCUIT XC6109C43ANR BDEG4680003 210  IC406 INTEGRATED CIRCUIT TDA2003L-TB5-T BDEG5194001...
  • Page 34 244  L402 INDUCTOR:MOLDED CHIP LZ-226 SGMI1608M2R2K T BLZG0226229 245  L403 INDUCTOR:MOLDED CHIP LZ-417 UPZ2012E102-1R5TF BLZG0417001 246  L491 LZ:INDUCTOR:MOLDED LZ-379 SWRB1207A-330MT BLZG0379330 247  L492 INDUCTOR:MOLDED LZ-395 SWPA8040S100MT BLZG0395100 248  PLUG PG-185 IMSA-9215H-T BPGG0185001 249  TRANSISTOR DB-1326 MMBTSC2714Y BDBN1326001 250  TRANSISTOR DB-1326 MMBTSC2714Y BDBN1326001 251 ...
  • Page 35 283  Q423 TRANSISTOR DB-1381 KTA1658-Y-U/PF BDBN1381001 284  Q424 TRANSISTOR DB-1291 L2SA1365FLT1G BDBN1291001 DB-1259 KTC3875S-GR-RTK/P 285  Q426 TRANSISTOR BDBN1259001 TAPE 286  R:CARBON FIXED CHIP(1005) 470 1/16W J 1005 TAPE BRFA164714G 287  R:CARBON FIXED CHIP(1005) 470 1/16W J 1005 TAPE BRFA164714G 288  R:CARBON FIXED CHIP(1005) 15K 1/16W J 1005 TAPE BRFA161534G...
  • Page 36 324  R:CARBON FIXED CHIP(1005) 47 1/16W J 1005 TAPE BRFA164704G 325  R:CARBON FIXED CHIP(1005) 15K 1/16W J 1005 TAPE BRFA161534G 326  R:CARBON FIXED CHIP(1005) 2.2 1/16W J 1005 TAPE BRFA162294G 327  R:CARBON FIXED CHIP(1005) 470 1/16W J 1005 TAPE BRFA164714G 328 ...
  • Page 37 365  R107 R:CARBON FIXED CHIP(1005) 470K 1/16W J 1005 TAPE BRFA164744G 366  R108 R:CARBON FIXED CHIP(1005) 470K 1/16W J 1005 TAPE BRFA164744G 367  R109 R:CARBON FIXED CHIP(1005) 68K 1/16W J 1005 TAPE BRFA166834G 368  R201 R:CARBON FIXED CHIP(1005) 10K 1/16W J 1005 TAPE BRFA161034G 369 ...
  • Page 38 406  R326 R:CARBON FIXED CHIP(1005) 4.7K 1/16W J 1005 TAPE BRFA164724G 407  R327 R:CARBON FIXED CHIP(1005) 1.5K 1/16W J 1005 TAPE BRFA161524G 408  R332 R:CARBON FIXED CHIP(1005) 100K 1/16W J 1005 TAPE BRFA161044G 409  R333 R:CARBON FIXED CHIP(1005) 1.5K 1/16W J 1005 TAPE BRFA161524G 410 ...
  • Page 39 447  R436 R:CARBON FIXED CHIP(5025) 100 1/2W J TAPE BRFC121014G 448  R437 R:CARBON FIXED CHIP(1005) 10K 1/16W J 1005 TAPE BRFA161034G 449  R438 R:CARBON FIXED CHIP(1005) 470 1/16W J 1005 TAPE BRFA164714G 450  R439 R:CARBON FIXED CHIP(1005) 6.8K 1/16W J 1005 TAPE BRFA166824G 451 ...
  • Page 40 488  R477 R:CARBON FIXED CHIP(1005) 220 1/16W J 1005 TAPE BRFA162214G 489  R478 R:CARBON FIXED CHIP(1005) 1K 1/16W J 1005 TAPE BRFA161024G 490  R479 R:CARBON FIXED CHIP(1005) 10K 1/16W J 1005 TAPE BRFA161034G 491  R480 R:CARBON FIXED CHIP(1005) 1K 1/16W J 1005 TAPE BRFA161024G 492 ...
  • Page 41 529  RT301 R:SEMI-FIXED RT-590 TMC3K-0B 4.7K-TR BRTG0590472 530  RT302 R:SEMI-FIXED RT-590 TMC3K-0B 4.7K-TR BRTG0590472 531  RT303 R:SEMI-FIXED RT-590 TMC3K-0B 4.7K-TR BRTG0590472 532  RT401 R:SEMI-FIXED RT-590 TMC3K-0B 10K-TR BRTG0590103 533  RT402 R:SEMI-FIXED RT-590 TMC3K-0B 4.7K-TR BRTG0590472 534  RT403 R:SEMI-FIXED RT-590 TMC3K-0B 47K-TR BRTG0590473 535 ...
  • Page 42 R:VARIABLE(TP96N00N 25F 570  VR801 RV-903 RY-6467-1 50KA/S BRVG0903001 A503) 571  W801 WIRE:ASSEMBLED W-072556Z CZDZ072556G 572  FC501 FLAT CABLE WF-402 3- 54- 3 35PIN BWFG4020549 573  J501 JACK:ANT W/O ACC JK-1639 M-RM-L 102 BJKG1639003 574  J502 JACK JK-1486 CONNECTOR-RF6 BJKG1486001 575  Q502 FIELD EFFECT TRANSISTOR DC-361 IRF520PBF...