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Icom IC-78 Service manual

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7. e TOP VIEW e TOP VIEW 8 B z 2nd LO ER e SOM B BH N C42 CJ C PILWS2 O T N Z NI to MAIN unit J401 CH AT CN P5 a OO SE a z 8 BFO p BO ns Jer B B GE to MAIN unit V VU mi B Los J2001 El a m 237 AJ J200 Desc IN m b 7 9 gt 188 me e w yy im a i E o MM MM MEME O n a y PAO Coi 052 Ao R56 ma ROG T LEE Rae RS RA Rd REG Le LH M ARNE J7 P3 P4 ito FSSBRBBEEREZ UP TON JI Es E FILTER LO nm D BEE RLI R Wo unit J2 I I Be L CHASSIS cais y aa JI e j 6 RI16 o M L4 EP N T M C52 ro lt S 4 X1 we LL BE L to MAIN unit q Ci c iQ gt X CA o al L J9 C29 w C wy m EN Y eg a a gt
8. PLL unit J4 PLL unit J1 AMS DEE JET f DTC114EE 8V except AM 3 4V except AM 3 5V sv ESPO L4501 did a ESPO i E SC EXT SP 5V T8V 12 1 FILTER PA and MAIN units gt i pue sex di s LLI T8 nb c306_ D26V ra OI O D502 R512 Q501 R505 R509 R602 AEK Fas 7 DE EEEE EEEE TERZ 3 Sun 0 0047 Rx 0V 18 la MA2S111 47k DTC114EE Tt Soak Z 39k 4 7k PET L8 Bev Du ros A tk EG SE Rx OV I Boh m fig Sq M P 4 KR 60 Lu te L4651 HF50ACC322513 B LR 392 Tx 2 4V 100uH T C108 2100 T AM w 3 C502 lt M D605 np Rx OV E M R ae V nas 100 0 0047 p CR 19 ae Wie dai Ka RARE B DTC114EE R2312 Losos Tov 29408 14V DAP202K DAP202K L4652 10uH C4 pue R Q101 SU Ros qu el eL201 60047 p Sm FI301A FI301B M Z L501 AIk Haa rs ry TV 14653 HF50ACC322513 B 100p SX massas 3SK131 eee e i 0 0047 LNTH d 1 D401 L402 LS 469 78V m l D503 0 14654 _ HF50ACC322513 B T i k C112 Cp 0 0047 D306 L40 HSB88WS LR 395 D501 r41 pps Ger DAN202K o S 0 22uH L101 L102 C106 L100 D R106 21 VA o Pals pal Don MA77 LR358 le K 1 ra DAN2O2KI Keck FW LIG AT all BELI p i i Y 52 D606 47 uH i ESE D602 0 1 0 1 No
9. to PA unit J6 S EE av 1 the unit layout in the same configuration as the actual to Sr unit J1 RYS Er F P C Board SEND 3 13 8V 8 M 1st LO AFO 12 SPEAKER from PLL unit AREA NETS J2 SM Nu ja SQLS 13 ELEC KEY FSKK 10 L4 CHASSIS CHASSIS BAND 9 ALC 5 7 A ig SIA L P BPCO hy UE CIV i u CIVE 3 130 c B 9e 10e 11e 12e cx L JIDDI S O 53 5e 6e 7e 8e M 16 2e 3e 4e A 74 d E ES b H ejeje ejeje LI dL d u Go z 8 Ci IND R4 T B Bg w 50 EXER ETERNI iai mal B BE 6 gw 8 EBE BSEREEBE 7 e cel g x POSS 2 SC i R BS NE B o Er EB cO i se gm mg go BEE zh ND NIS E we as K en Re a PIU qu 5 B C140 Ci4 Ap 1424 ROZA E u SE a Longi S e ee 2206 U STG P10 gt o 2 e dia ZADNE em Gg E B em w e Hel 2 BB E 8 D Cp Tb nese 1 Cie MT Ram sena Si L ZS sidi GW Hug VL a Ca m EE 7 88 c aos 245 gt BL D COR e S RB om CZE C2313 O a 4 B E 2703 amp am LT B lt gt 8 O 158 maat WI U 280 em S Mg SE B U E O 2 RIS08 L We n ROB e HAM E gt a CAE CS y E a Y O e sole 23 0 8
10. BFO P5 BFO ee check point Reference frequency check point C7 Reference OSC level C6 adjustment L4 Reference freauency YY C16 Reference adjustment frequency pre setting 1st LO o 1 P4 1stLO U output level E check point EN C165 VCO lock voltage adjustment 5 3 TRANSMITTER ADJUSTMENTS MEASUREMENT EM ADJUSTMENT ADJUSTMENT CONDITION VALUE PA Connect an ammeter At the point where the PA R21 3 A between power Tx current Increases supply and the IC 78 200 mA R24 IDLING Display frequency 12 23000 MHz CURRENT Mode USB for driver RF power Minimum L Mic gain Minimum 0 Disconnect J3601 MAIN unit and preset R21 R24 PA unit to max counter clockwise Transmitting At the point where the Tx current Increases 400 mA for final Transmitting amplifier After adjustment connect J3601 on the MAIN unit SWR Display frequency 12 23000 MHz Rear Connect an RF 100 W Front Mic gain DETECTOR Mode USB panel power meter to ANT panel control in RF power Maximum H connector the quick Connect J4 FILTER unit to GND set mode Connect an audio generator to MIC connector and set as Frequency 1 5 kHz Level 30 mVrms Transmitting 2 Transmitting FILTER Connect a digital Minimum voltage FILTER C17 multimeter or oscillo scope to J5 After adjustment disconnect J4 on the FILTER unit from GND Di
11. C13 DI C63 BI PSE U o 3 lt j O 8 C1 4 Ci o GS 8 5 ae Y e 3 i e E vom 6 S 5 Bg S Cp C73 SECTION 10 BLOCK DIAGRAM Q1508 25C4081 Q1509 DTA114 GATE below 1 6 M L P F ATT LX PLL UNIT IC2701 IC2101A CTRL K M5282FP NJM2058 R D1501 Q1503 Q1502 Q1501 AFGV D L 188375 2SK882 2SK882 2SK882 VCA K MN Q1506 Q1507 lt SIDE TONE BEEP TONE DTC114 2SC4081 NB K L 4 a HPF NBS MAIN UNIT IC5601 IC2702 LPF me Y TC4566F TO MIC l ANALOG ei ALMS 20 dB AN R 01504 2SC4081 ATT Q1505 2SA1576 ATT lt SW lt ATTS Q1601 Q1602 FI1301 FI301A B Q1401 Q1402 TD627 2SC4081 2SK882 3SK131 USB LSB CW RTTY 3SK131 CFW455HT D401 FL 315 Q1101 Q1104 2SK2171x2 A zl Peers yy 1C2001 CERAMIC HSB88WS 2SK1740x4 TC4566 4 4 4 A BPF K GATE K 4 X BPF XXI LPF SK AMP K AF LN A ZN N ZN BI MUTE D1803 Q1805 FI611 D1301 D1302 Q501 IC3003 185375 2SC4081 FL 65 MA77x2 DTC114 N IC2901 CW
12. 9 4 LOGIC BOARD the unit layout in the same configuration as the actual e TOP VIEW P C Board FIN VITNET l I z ch BI S z d e Te a oi C 5 R74 _ s RSC l ng RZE E MN B f RIB i TE 4 TEN KODES EIS L Es che 3 E E E E E 5 Lm 5 ib U e 7 8 Q DM E 3 S Ei B A ZN GU S sit a D ENT H lt 8 d P Y DST T E A x x C I C ILL E AAA Bg n lt 089 Se RIAL EP Es a BUD gg E NB COME CEJ O 6 ICIS POWER o N y Jun me s B Di Mi CHL Rigo SE e QUI FUSE SIRI R114 Us Cias a WE Em TUNER G S f sgesdy gee gescaue j e et ca an a L49 pig K R34 g 184 S E us L T a Q De DAS D LOCK Bd pie CH DN UP 9 5 PHONE BOARD 9 6 MIC BOARD 9 7 VR BOARD e TOP VIEW e TOP VIEW e TOP VIEW RIT e SHIFT AF e RF SQL JvSYGA
13. kQ kQ kQ kQ kQ kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 221 V 220 Q ERJ3GEYJ 392 V 3 9 kQ ERJ3GEYJ 681 V 680 Q ERJ3GEYJ 392 V 3 9 kQ ERJ3GEYJ 102 V 1 kQ ERJ3GEYJ 822 V 8 2 kQ ERJ3GEYJ 392 V 3 9 kQ ERJ3GEYJ 101 V 100 Q ERJ3GEYJ 332 V 3 3 kQ ERJ3GEYJ 822 V 8 2 kQ ERJ3GEYJ 101 V 100 Q ERJ3GEYJ 101 V 100 Q ERJ3GEYJ 471 V 470 Q ERJ3GEYJ 471 V 470 Q ERJ3GEYJ 102 V 1 ka ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V e ERJ3GEYJ 102 V 1 Q kQ kQ kQ S Surface mount PLL UNIT ORDER ER 7030003440 7030003440 7030003440 7030006080 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003320 7030003640 7030003280 7030003640 7030003640 7030003360 7030003480 7030005400 7030005390 7030005390 7030005390 7030005390 7030005390 7030005390 7030005380 7030005380 7030005380 7030005380 7030005380 7030005400 7030005400 7030005400 7030005400 7030005400 7030005400 7030005370 7030005370 7030005370 7030005370 7030005370 7030005400 7030003350 7030003320 7030003560 7030003560 7030003360 7030003430 7030003440 7030003800 7030003800 7030003260 7030003350 7030003350 7030003480 7030003580 7030003620 7030003520 7030003350 7030003440 4510006220 4550006080 4030006880 4550006080 4510004870 4510004630 4030011600 4510004630 4510004630 4030011600 4030006880 4030006880 4030007380 4030008300 4610002200 4030006880 4030007130 4030006880 40300
14. e Bottom view MAIN AND PLL UNITS 2nd mixer circuit D401 HSB88WSTR Rx 455 kHz Tx 64 455 kHz ca Be MIC amplifier rel lar i A 1C2201 uPC5023 FAN control 1 IC2101 NJM2058M MAIN unit Rx 1st IF amplifier Q1201 3SK131 Rx RF preamplifier Q1401 Q1402 25K2171 Balanced modulator Tx 455 kHz Modulator IC2301 NJM1496V USB LSB CW RTTY filter Fl611 FL 65 Tx mixer A IR Q101 Q102 3SK131 7 TE Tx 1st IF amplifier Q151 25K882 Rx 2nd IF amplifier Q1301 3SK131 1st LO amplifier Q201 2SC4673 Rx 1st mixer circuit 64 455 MHz FAN control 2 Q3601 25D1664 Tx 2nd IF amplifier DDS gate allav IC 13 AMA 145 e Q502 2SK882 EE E UB Reference oscillator circuit PLL unit ES m a Q9 28C2714 ODE Si R dw X1 CR 337 32 000 MHz 5V Reg UB C1 TA7805 PENTA BFO DDS A IC2 SC 1287 sem SECTION3 DISASSEMBLY INSTRUCTIONS e Removing the covers e How to connect the coaxial cable Remove 14 screws from the top and bottom covers Connect the coaxial cable as shown below J701 to MAIN unit A A e Removing the Front unit and PA cover Remove 4 screws from the front panel J6 Remove 5 screws from the PA cover TORTE HE J3 from FILTER unit 2 L i J701 Lean UJ NUM mo FRONT panel SECTION 4 CIRCUIT DESCRIPTION 4 1 RECEIVER CIRCUITS 4 1 1 RF SWITCHIN
15. c So px AFE ARO NES LOGIC R t unit JS i ERREUR DE AFO E ESPO JI I L 2 ESPO Jl ESPO 1 1 Jl a oldloalaloiniaolAd zi2izibziElzgzi9 0O OJO o OE O r O lt to LOGIC unit J3 BOTTOM VIEW LOGIC UNIT S ZE E to LOGIC unit J1 IG JI The combination of this page and the previous page shows the unit lavout in the same configuration as the actual P C Board E E O I 8 d RIA RA E gt E RO CD CD CD CD to SENSOR SAR R Hd RS
16. S CONNECTOR CONNECTOR CONNECTOR FUSE HOLDER HOLDER E OTHER E OTHER BEAD BEAD BEAD BEAD PCB TUBE TUBE TUBE PCB S DIODE S DIODE S DIODE COIL COIL COIL COIL COIL COIL COIL COIL COIL COIL COIL COIL COIL COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL COIL COIL S COIL S COIL S COIL S COIL C2012 CH 1H 331J T A GRM42 6 CH 680J 500PT GRM42 6 CH 820J 500PT GRM44 1 SL 682J 200PT GRM44 1 SL 682J 200PT GRM44 1 SL 682J 200PT GRM44 1 SL 682J 200PT C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A ALD 112 16FMN BMTTR TBT TMP J01X V6 TMP J01X V6 FGB 4A S N5054 01 S N5054 01 SX2241 J01 14 15 16 17PA SX2241 J12 13PA FSOHOSORNOt FSOHOSORNOt FSOH070RN FSOH070RN B 5380G IRRAX 0 8 d L 20 mm IRRAX 0 8 d L 20 mm IRRAX 0 8 d L 20 mm B 5477B DAN202K T146 MA742 TX MA742 TX LR 226 T68 2 LR 227 T68 2 LR 214 T50 2 LR 215 T50 2 LR 216 T50 2 LR 216 T50 2 LR 392 LR 392 LA 480 LA 481 LA 478 LA 479 LR 391 LR 290 TR6X3X2 7A3 NL 252018T 101J NL 252018T 330J NL 252018T 330J NL 252018T 330J NL 252018T 330J NL 252018T 100J NL 252018T 100J NL 252018T 101J NL 252018T 101J LR 217 T50 10 LA 254 NL 252018T 330J NL 252018T 330J NL 252018T 100J NL 252018T 330J FILTER UNIT ORDER SS wma S COIL S COIL 6 13 6200005010 6200005050 7540000100 7030003590 7030008
17. l W IC3005 BUFF Ss TD62783 BPF GZ q SW 5 D ns m SEES ee IC1 HD6473834H AF VOL REG TD62783 BU4094 Dy BAN DIAL Q1001 2SA1576 SERI RF SQL VOL Q1002 DTC114EE d LPF ZE 4 PARA K De Gs R13V IC3005 IC3004 m a E SC 1287 TD62783 BU4094 4 1C3005 Q10 SERI TD62783 28C2714 Q9 IF FIL ja BUFF Wo PARA A den 2802714 RIT 8V Pd A O R CR 337 ROA 32 000 MHz E PAT8 Em SW esse A AT E ESA 10KEY IC7 5V HD66100F DISPLAY LCD Mm L EJ d gt FSKK BS L l Q1 DTC114 De ee EE EEE EL i l Q2 2SC4081 AN I i PTT i 4 COMMON LINE I D KEYJACK EA I I G i RX LINE l IC5 lt TA78L05 I i I REMOTE 45 TX LINE HV REG gt HSV I qo I O IC6 TA7805 IC2 X25320S 45 13V REG gt BV 10 1 SECTION 11 WIRING DIAGRAM FRONT UNIT SENSOR BOARD VR BOARD AFGL GND RFGL GND RITL GND SFTL iC CO LO O1 E QO N OO Joo RONa ocOoo oonromza Ic mmc E QO J A Ce 01 1 9 8 7 6 5 4 3 2 1 i JO O1 BR D MIC MICE GND AFO SEND SQLS UD GND GND GND AFE AFE AFO AFO ESPO ESPO ESPO RXS TXS SBSY DSPS DSST SSTB DINT DRES ASTB MSTB FSTB BSTB MDAT POWS SRST FSKK c o CHASSIS ONO O1 E
18. ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 103 V 10 kQ ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJSGEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJSGEYJ 221 V 220 Q ERJSGEYJ 472 V 4 7 kQ ERJSGEYJ 102 V 1 kQ ERJSGEYJ 102 V 1 kQ ERJSGEYJ 221 V 220 Q ERJ3GEYJ 473 V 47 kQ ERJSGEYJ 473 V 47 kQ ERJSGEYJ 222 V 2 2 kQ ERJSGEYJ 222 V 2 2 kQ ERJSGEYJ 821 V 820 Q ERJSGEYJ 102 V 1 kQ ERJ3GEYJ 473 V 47 kQ ERJSGEYJ 221 V 220 Q ERJ3GEYJ 221 V 220 Q C1608 CH 1H 150J T A C1608 CH 1H 150J T A C1608 JB 1E 103K T A C1608 JB 1C 104KT N LOGIC BOARD 4510004630 4030011600 4510004440 4030011600 4030006900 4030011600 4510004630 4510004630 4030011600 4030011600 4510004630 4510004630 4030011600 4510004630 4030011600 4030011600 4030011600 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030011600 4030006860 4030009110 6510020420 6510021990 6510021
19. ES ME P AMP Parr RSET je d po 0102 0 047 T 100 A o Hk p XP4601 loi 9 1 13V R193 IC103C J 0 0047 R16 Q33 E 13V ella sa TC7W04F 5 22k DTC114EU Q 13V D9 I 1 DAN202K CIVE ease Gide ERES av mal 195355 EST P65 E 2nd Lo WS1B 1 9V 220 100p xs NC ES PER RA I E ca l C66 GND d 16 GND 8 5 i When turn power ON i eg ZE ja 10 ZZ 0 0047 1 0 01 po Ji QIO C18 R17 R41 13 8V 4 8V 12 5V IC6 Wim W102 a L49 0 12uH L50 0 124H 1 lt 100p 220 Wi CH QIDN P UP 47k S 80942ANMP i i TA78L05F 5 0V R19 IC103B MAIN gt 2LO 2SC2714 NJ TA7805F 22 me EET ip FR ann e Mike w l i TC7WO4F J401 O 2 PESE 1 4V CP304 CP306 D42 W102 E Tapas o a R102 i EP101 R23 NR L E DAN2O2k P66 ji m l Ee i 10k C224 C C C R107 EP102 ZZ C16 ZZ C15 O Zeta PE 1 227 Am T mo I 9 1 CP301 CP303 CP305 ne I o 10 I 0 1 22k d pels 4 IC103A 0 47 I TC7WO4F viv FSKK L l V DNB DNB 12 2 Icom Inc 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan Phone 06 6793 5302 Fax 06 6793 0013 URL http www icom co jp world index html Icom America Inc Corporate Headquarters 2380 116th Avenue N E Bellevue WA 98004 U S A Phone 425 454 8155 Fax 425 454 1509 URL http www icomamerica com Customer Service Phone 425 454 7619 Icom Canada Glenwood Centre 150 6165 Highway 17 Delta B C V4K 5B8 Canada Phone 604 952 4266 Fax 604
20. S RESISTOR ERJ3GEYJ 223 V 22 ko 1140005880 S IC X25320S81 2 7T6 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 ko 1130009110 S IC S 80942ANMP DD6 T2 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 KQ 1180000420 S IC TA78LO5F TE12R 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kQ 1180001070 S IC TA7805F TE16L 7030003600 S RESISTOR ERJ3GEYJ 223 V 22 ko 1140005130 S IC HD66100F 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kQ 1130005720 S IC TC7WO4F TE12L 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 ka 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 ka 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 ka 1590000680 S TRANSISTOR DTC114EUAT106 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 ka 1530002060 S TRANSISTOR 28C4081 T107 R 7030003680 S RESISTOR ERJ3GEYJ 104 V 1590001330 S TRANSISTOR DTA114EUA T106 7030003680 S RESISTOR ERJ3GEYJ 104 V 1540000440 S TRANSISTOR 2SD1619 T TD 7030003680 S RESISTOR ERJ3GEYJ 104 V 1590000680 S TRANSISTOR DTC114EUAT106 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 ka 1590000680 S TRANSISTOR DTC114EUAT106 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 ka 1590001650 S TRANSISTOR XP4601 TX 7030006220 S RESISTOR ERJ12YJ470U 47 Q 1590000680 S TRANSISTOR DTC114EUAT106 7030007190 S RESISTOR ERJ12YJ220U 22 Q 1590000680 S TRANSISTOR DTC114EUAT106 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1590000680 S TRANSISTOR DTC114EUAT106 7030003630 S RESISTOR ERJ3GEYJ 393 V 39 kQ 1590001330 S T
21. 5210000080 Fuse FGB 20A 5210000130 Fuse FGB 4A 00000000 lt A c ce ED Optional product DC power cable OPC 025 A HUA TUS Optional product Microphone HM 36 Downloaded by RadioAmateur EU MP22 C MP1 F MP24 F S MP6 0 MP28 C MP1 C MP7 C Unit abbreviations F FRONT UNIT M MAIN UNIT L LOGIC UNIT C CHASSIS PARTS MP18 C MP14 C EP1 C J C O mo FET d i gt f MP13 C SECTION 8 SEMI CONDUCTOR INFORMATIONS 8 1 TRANSISTORS 8 2 DIODES MS SYMBOL INSIDE VIEW NAME SYMBOL INSIDE VIEW INSIDE VIEW 2SA1576A R 2SK882 GR gt 25C1971 None 2803133 25K2171 4 155184 DAN202K 155226 155375 TL DA221 TL MA742 G S G D G2 G1 28C2714 0 188355 D S MA2S111 MA8043 H MA2S728 MA8051 M TX C DTA114EE TL 2502904 DTA114EUA T106 B E C DTC114EE TL 24 2SC4673D TD DTC114EUA 24 UN9211 TX 8A 2SD1585K UMD6N TR 1SV312 NNCD6 2G T1 B E DAP202K T146 C1 B2 E2 DAP222 TL RD10M T2B3 E1 B2 C2 RZE HSB88WSTR Silver line 2SD1619 T TD 2SD1664 T100Q XP4311 TX 7X E B C C1 B2 E2 Lo KV1470TL TUT E1 B1 C2 2SK508 XP4601 TX 2SK1740 TA SOT S SECTION 9 BOARD LAYOUTS 9 1 MAIN UNIT TOP VIEW ACC J4651 The combination of this page and the next page shows
22. IC6 Outputs strobe signals for the BFO DDS circuit PLL unit IC2 Outputs strobe signals for the D A con verter MAIN unit IC3001 95 MDAT 163001 IC3004 103006 on the MAIN unit Outputs start signal for the optional 58 KEY Input port for transmit control signal from the optional antenna tunner CPU Outputs strobe signals for the D A con verter MAIN unit IC3004 Outputs strobe signals for the D A con verter MAIN unit IC3006 Output LCD backlight control signals for the dimmer circuit Q70 Q72 Outputs squelch mute control signal applied to the AF selector switch MAIN unit IC2102 High Squelch opens Outputs control signal for the alarm cir cuit MAIN unit Q2201 Outputs serial clock signal for the I O expander MAIN unit IC3301 and D A converters MAIN unit 1C3001 IC3004 1C3006 Outputs serial data signals for the I O expander IC3301 and D A converters LOGIC unit IC1 Port D ipti amo escription Outputs chip select signal for EEP ROM IC2 Input port for serial signal from EEP ROM IC2 Outputs serial signal to EEPROM IC2 Outputs serial clock signal to EEP ROM IC2 Input port for KEY jack dash signal DASK Low During key down Input port for KEY jack dot signal E DETS Low During key down Outputs switching relay PA unit RL1 control signal Outputs beep CW side tone alarm audio signals Outputs R8V regurator MAIN
23. L n o RLS EA L25 AG M o O DAY Je WA S e 27 Er gt L9 C2 L6 CN FB LOC lt 2 SO ZT us AN a 4 E GER LAK M A RLO RECI RL4 e JU pile RZE BL PS A CHASSIS WS3 iu Bh RL a AN E24 or S058lr E A O L14 Hess I E ICOM DO C49 L8 13 gt 2 E Q vis We J4 O Y EN 2 8 10 R1 gt J1 1 3 5 7 9 RL 8 ANTENNA J14 to MAIN unit J4001 The combination of this page and the previous page shows the unit layout in the same configuration as the actual P C Board e BOTTOM VIEW FILTER UNIT C b LI E Li i Lie B LIS 3 UM 78 C14 B C108 CIS CIM C16 48 107 CH 26 C19 H
24. Less than 1 2 1 0 1 100 MHz 0 5 ppm or better 100 mV or better 0 1 100 MHz 0 01 10 V At least 30 MHz 0 100 95 1 kHz 10 1 100 DC 20 MHz 0 01 10 V 10 MO DC or beter Output voltage Current capacity DC power supply HF power meter terminated type Measuring range Frequency range Impedance SWR Frequency range Frequency accuracy Sensitivity Frequency counter Digital multimeter Frequency range Measuring range Frequency range Measuring range Frequency range Measuring range Frequency range Measuring range Imput impedance E CONNECTIONS Standard signal generator CAUTION DO NOT transmit while an SSG is connected to the antenna connector DC power supply Distortion meter GAZA Speaker to DC 13 8 V GREDE AND RENGE At least 90 MHz 100 kHz or more 0 1 100 MHz 0 1 uV 32 mV 7127 to 17 dBm 10 mV 10 V Frequency range Spectraum bandwidth Spectram analyzer Standard signal generator SSG AC millivoltmeter Measuring range Frequency range Output level DC voltmeter Input impedance 50 kO V DC or better Measurement capability 1 A and 30 A 300 3000 Hz 1 500 mV 50 or 60 dB 150 W or more 8 Q 5 W or more 50 and 150 Q 150 W or more Frequency range Measuring range Audio generator Attenuator External speaker Terminator Power attenuation Capacity Input impedan
25. MP 1 GND M e R R e GND 2 E e dii I aP BH UD z J4 SQLS SEND RI E l EE GND ET El en We US i ET 9 MICE mo 4B 0 TA UD MIC 10 PERI SE to MIC board J2 TERNI e zm zm 9 F9 go BS E gt FS E ERE ERE H 283395 ES E 8 L105 Neo 5555 J3 F Eolo H J5 LL Les 30 20 10 2 4 30 20 10 2 SS J 00000 n 0 B G E E L 1 GND AFE JA PAY AA 25 15 SH 25 15 5 1 L10e OU 0 0 UAU U LU REG AFE 2 mma 22282 222 AFO TATA EEE SS NG LIM JO to VR board J1 AFO RIO ESPO RISS 9 ESPO ESPO 10 30 2 J7 2 x m a E J9 NE board o lm en Lt A Als IS Oo blo o XZi e gt ni m nQ V to MAIN unit J4201 9 8 SENSOR BOARD e TOP VIEW po leg O COM 29 2 J6 eu wujajalalw Im gt GI QIQ gt ZI ZI gt gt gt lt EEBEBEEEEEEBEE Olo ol 518 xi Becca a ESSERE eio e amp A to MAIN unit J4401 16 to PLL unit J3 e BOTTOM VIEW MIC BOARD e BOTTOM VIEW PHONE BOARD PHONES J1 SENSOR 9 9 FILTER UNIT The combination of this page and the next page shows the unit layout in the same configuration as the actual P C Board RLS RL11 e TOP VIEW P4 ME P ZID to PA unit J7 J2 PA we
26. SK1912A Stand C Color foot A for stand 8930005800 Color foot B for stand 8930018520 TR clip A 8930018520 TR clip A 8810009650 Screw FH BT M3 x 8 NI ZU 8810008660 Screw PH BT M3 x 8 NI ZU 8810008660 Screw PH BT M3 x 8 NI ZU 8810008660 Screw PH BT M3 x 8 NI ZU 8810008660 Screw PH BT M3 x 8 NI ZU 8810008660 Screw PH BT M3 x 8 NI ZU 8810008660 Screw PH BT M3 x 8 NI ZU 8810008660 Screw PH BT M3 x 8 NI ZU 8810003170 Set screw AM3 x 8 8820000550 Cap bolt M4 x 8 ZK 8810005770 Bind M3 x 8 ZK 8820000530 Frange bolt M4 x 8 NI 8850000140 Flat washer M4 NI BS 8850000430 Spring washer M4 NI 8930052550 2241 sheet 8810009130 Screw FH BT M3 x 12 NI ZU 8930052080 2241 grounding spring 8930007120 Non woven sheet B 8930004070 Grounding spring C 8810008660 Screw PH BO 3 x 8 NI ZU 8510013470 2241 PA cover 2241 plate Screw PH BT M3x8 NI ZU Screw PH BT M3 x 12 NI ZU Non woven sheet CC Sponge DZ MAIN UNIT REF NO wie DESCRIPTION MP1 8510013040 2241 mixer case 1 MP25 18510013140 2241 DC A case 1 LOGIC UNIT ORDER mo mem Jo 5030001820 LCD A0087 OI M MMM D R RO HOON QM A ch ND zk Ho 8930051450 LCD contact SRCN 2241 SP N W 8210016610 2241 reflector 8930050970 2241 LCD holder 8930051090 2241 LCD filter Screw abbreviations PH Pan head FH Flat head BT AO Self tapping ZK Black NI ZU Nickel Zinc ACCESSORIES
27. 1 99999 1 99999 74 11 0 14 99999 1 0 14 99999 40 2 00 3 99999 3 99999 60 15 0 21 99999 21 99999 84 4 0 7 99999 7 99999 50 22 0 29 99999 29 99999 BA 8 0 10 99999 ow ao Lr 7 Downloaded by 12 2 PLL and LOGIC units RadioAmateur EU 7 9V 3 2V WIA 1st Lo GA a T BV I I WEW R191 180 C112 C114 L36 L37 J4 pg a pa Q 56p 39p 0 1uH 82nH W103 W104 n L40 100uH Hi 6 0V Q70 Hi 84V O O e 1 1 lo o 0 O Lo 5 6V Lo 11 0V R75 Q34 L26 Q C194 L30 J 2 al BEREK unit OFF 4 4V 25D1619T OFF 13 0V 39 c 470p W7 CE J201 2SC4081 R ee Ji 10uH C109 L32 1LOE RA C106 i i EP103 318312 i 3 5918 glojo cjojejsjeje sea 0 0047 0 0047 0 82uH ve I 0 0 0 HI AI AA o o 9o o o c o o alal lola 7 L34 EP104 avy DS70 ag DS73 avWDS76 ag DS79 avy D n vy DS85 ay DS88 E 0 1uH MMC EET eee is esa Sess lala Sees e eal oe a ala TLYU1002 TLYU1002 TLYU1002 TLYU1002 T TLYU1002 T TLYU1002 T TLYU1002 C68 R192 zy C5 C195 R85 C108 R169 C117 o lt lt LO O O o e 0 001 1k 33 470p 8 2k 0 0047 33 Sao R70 R73 d Vi li Q28 R49 wy DS71 af DS74 av DS77 K DS80 ay DS83 ay D
28. 1C 104KT N ECEV1HA010SR C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1H 222K T A C1608 JB 1H 222K T A C1608 JB 1C 104KT N ECEV1CA470SP C1608 JB 1C 104KT N C1608 JB 1C 104KT N ECEV1HA010SR C1608 CH 1H 101J T A C1608 JB 1C 104KT N C1608 JB 1C 473K T A C1608 CH 1H 471J T A ECEV1HA010SR C1608 CH 1H 471J T A ECEV1CA100SR ECEV1CA100SR C1608 JB 1C 104KT N C1608 JB 1C 104KT N ECEV1HA010SR C1608 JB 1C 104KT N C1608 JB 1C 393K T A ECEV1HAR47R C1608 JB 1C 104KT N C1608 JB 1C 104KT N ECEV1CA100SR ECEV1CA100SR C1608 JB 1C 104KT N S Surface mount MAIN UNIT ORDER ER 4030011600 4030011600 4510005810 4030011600 4030011600 4510005810 4030006870 4030011330 4510004630 4030011600 4510004630 4030011600 4510004630 4510004440 4030006880 4030006880 4030006860 4030011600 4030011600 4030011600 4550006390 4510004630 4030010760 4510004630 4510004630 4510004630 4510004630 4510004630 4510004630 4510007490 4030011600 4510004990 4510004640 4510004640 4030011600 4030008920 4510004630 4030011600 4030011600 4510004600 4510004590 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4510004590 4510004590 4030011600 4030011600 4030011600 4510004990 4030011600 4030011600 4510004990 4510004640 4030011600 4510005310 4030011600 4030006880 4030011600 4510004640 4510004640 4030011600 4510004630 4030011600 4510004640 4030011600 4510004630 4030011600 4550006390 4030006880 4030011600
29. 2 kQ ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 333 V 33 kQ ERJ3GEYJ 333 V 33 kQ ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 333 V 33 kQ ERJ3GEYJ 333 V 33 kQ ERJ3GEYJ 472 V 4 7 kQ 1 1 1 1 kQ 2 1 ERJSGEYJ 472 V 4 7 kQ ERJSGEYJ 103 V 10 ka ERJSGEYJ 103 V 10 ko ERJSGEYJ 562 V 5 6 kQ ERJSGEYJ 101 V 100 8 ERJSGEYJ 103 V 10 ka ERJSGEYJ 332 V 3 3 kQ ERJSGEYJ 562 V 5 6 ko ERJSGEYJ 101 V 100 8 ERJSGEYJ 332 V 3 3 kQ MAIN UNIT 7030003560 7030003530 7030003440 7030003320 7030003560 7030009830 7030006250 7030009830 7030006260 7030003400 7030003400 7030003240 7030003280 7030003240 7030003400 7030003400 7030003400 7030003400 7030003400 7030003400 7030003400 7030003440 7030003400 7030003440 7030003400 7030003440 7030003400 7030003440 7030003400 7030003440 7030003400 7030003360 7030003440 7030003560 7030003640 7030003440 7030003440 7030003320 7030003410 7030003410 7030000220 7030003440 7030003440 7030003530 7030003470 7030003800 7030003340 7030003480 7030003320 7030003440 7030003680 7030003440 7030003360 7030003520 7030003470 7030003760 7030003540 7030003360 7030003480 7030003480 7030003360 7030003240 7030004040 7030003560 7030003640 7030003400 7030003320 7030003600 7030003400 7030003320 7030003320 7030003600 7030003500 7030003400 7030003680 7030003640 7030003640 7030003380 7030003840 7030003510 7030003440 7030003320 S RESISTO
30. 39uH 270p LINEOFF 0V N MA77 G1702 ed VM C2211 R2222 C2217 C2216 10 470k C2382 10 10k AM ON OV Al except AM Rx 0V m 40 0047 NW Tr R37 Rx OV Tx 12 2V R26 C28 C29 C30 1C3001 LINE OFF OV 0 39u 0 W2201 68k 0039 KK e 0 1 O1 DTC114EE C24 ANN e ANN 1k 0 0047 0 1 220p 1000 R5602 8 dr 10 except AM 7 5V ler C48 I 0 047 I ses Rx 13 3V MW E 47k BU4094BCF L Deg 8 PHOE ses AFMS Be FED TT D 0 047 L6 5 BLO1RN1A 62 001 RES W11 C23 D2 MA29B w235 q mmo O D812 Lest 0 0012 DS G EE e jai 8 8 RE BLOVANIA S2 001 7 EPver2 to MAT o Td us 9 N MA77 100uH L884 1 1111 4 0 5 al el el el Se 5 C25 0047 l CP2 0 012 IC5601 L C881 0 47uH eg CT A T8V i EE 100 D1 R23 9 047 D3 MA29B ANN e O TC46SSF Se T 0 0047 C2901 C2601 MA R2707 IEEE SCH REV IMS NS eus Bl A B e gt gt caf o rik VARISTOR 5 o ETT w Ja Te E 7 d ae EE 01 47 Rx 13 4V C26 C39 I 1k C33 C34 C35 C5602 R5551 R3001 470 p p R2402 R2708 L7 1D2701 C21 C22 Ed BOARD y EP10 wua 0 0047 220p 0 1 AN 1k BEPI 47k naci R3003 4 LS 100k C2602 R2701 27k En N DAP202K epe 5 Q S 2 J4201 0 047 0 001 Tx 1 3V um uu um 00000 00 08 Gg W 47k LINE ON 7 0V ANN 3 9V W2603 3 3 4 7k C2721 C2702 q S y C19 E 3 I ji L23 os Pe OV tone R5552 ARR R3004 L LINE OFF OV md IC2101B o o Rs IC2701 R2709 100 TA7368F Ge 3 R2804 1 Lam R4226 dk l
31. 4030011600 4030006880 4030007010 4030006880 4030006880 4030007010 4030006880 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4510005310 4030011600 4030011600 4030011600 4030011600 S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC C1608 CH 1H 560J T A C1608 JB 1H 681K T A C1608 JB 1H 561K T A C1608 CH 1H 151J T A C1608 JB 1C 104KT N C1608 CH 1H 471J T A C1608 CH 1H 680J T A C1608 CH 1H 271J T A C1608 JB 1H 122K T A C1608 JB 1H 562K T A C1608 JB 1H 681K T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 CH 1H 331J T A C1608 CH 1H 560J T A C1608
32. 472K T A C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N ECEV1VA2R2NR AHY103 TMP J01X V6 B2B PH SM3 TB B2B PH SM3 TB TMP J01X V6 B2B PH SM3 TB BO3B EH S 10FMN BMTTR TBT 16FMN BMTTR TBT S Surface mount MAIN UNIT ORDER SS one 6510021720 6510021720 6450000140 6510018960 6450001640 6450001130 6450000140 6450001790 030003860 030003860 030003860 030003860 030003860 030003860 030003860 030003860 030003860 030003860 030003860 030003860 030003860 030003860 0910052017 6910012350 PLL UNIT ORDER SS msmo 1180001070 1140004550 1140007880 1130003610 1530002370 1530002370 1530002370 1530002060 1560000490 1530002370 1530002370 1530002370 1530002370 1530002370 1590000680 1530002060 1530002060 1720000390 1750000020 1750000070 1790001250 6050007350 6200009300 6200001830 6170000230 6150004370 6200001830 6150004250 6150004250 6200001830 6200003960 6200003960 6200003260 6200003130 6200003140 6190001280 6200001830 S CONNECTOR S CONNECTOR CONNECTOR S CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER PCB S BEAD S IC S IC S IC S IC S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S FET S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRAN
33. 560 Q ERJ3GEYJ 181 V 180 Q ERJ3GEYJ 181 V 180 9 ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 104 V 100 ko ERJ3GEYJ 101 V 100 Q ERJ3GEYJ 101 V 100 Q ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 334 V 330 ko ERJ3GEYJ 104 V 100 ko ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 471 V 470 9 RV 109 RHO3A3AJ3XOBA 222 ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 4R7 V 4 7 Q ERJ3GEYJ 4R7 V 4 7 Q ERJ3GEYJ 4R7 V 4 7 Q ERJ3GEYJ 4R7 V 4 7 Q ERJ3GEYJ 4R7 V 4 7 Q ERJ3GEYJ 4R7 V 4 7 Q ERJ3GEYJ 4R7 V 4 7 Q ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 101 V 100 Q ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 392 V 3 9 kQ ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 103 V 10 ka ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 392 V 3 9 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 102 V 1 ko 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 kQ kQ kQ kQ kQ kQ kQ kQ kQ kQ kQ kQ kQ kQ kQ kQ kQ kQ kQ kQ C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 CH 1H 101J T A C1608 CH 1H 820J T A C1608 CH 1H 820J T A C1608 CH 1H 6
34. 7030003560 7030003360 7030003360 7030003600 7030003600 7030003580 7030003400 7030003520 7030003320 7030003600 7030003360 7030003360 7030003360 7030003400 7030003560 7030003640 7030003560 7030005400 7030005400 7030005390 7030005400 7030005390 7030005400 7030005390 7030005400 7030005390 7030005400 7030005390 7030005400 7030005390 7030005400 7030005380 7030005370 7030005380 7030005370 7030005380 7030005370 7030003640 7030003360 7030003510 7030003420 7030003510 7030003440 7030003550 7030003510 7030003320 7030003500 7030003550 7030003320 7030003320 7030003400 7030003400 7030003440 7030003440 7030003440 7030003440 7030003440 COIL COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S
35. CH 1H 331J T A C1608 JB 1H 681K T A C1608 JB 1H 272K T A C1608 CH 1H 331J T A C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 CH 1H 271J T A C1608 CH 1H 560J T A C1608 CH 1H 151J T A C1608 CH 1H 471J T A C1608 JB 1H 152K T A C1608 CH 1H 221J T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 CH 1H 221J T A C1608 CH 1H 330J T A C1608 CH 1H 121J T A C1608 CH 1H 271J T A C1608 JB 1H 122K T A C1608 CH 1H 151J T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 CH 1H 121J T A C1608 CH 1H 390J T A C1608 CH 1H 680J T A C1608 CH 1H 221J T A C1608 JB 1H 821K T A C1608 CH 1H 101J T A C1608 JB 1H 472K T A C1608 CH 1H 330J T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 CH 1H 151J T A C1608 CH 1H 100D T A C1608 CH 1H 820J T A C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 CH 1H 030C T A C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 CH 1H 100D T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 CH 1H 100D T A C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N ECEV1CA220SR C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N MAIN UNIT 4030011600 4030010760 4030011600 403001160
36. CL 0 047 ES SAGAOORE en LB EXC ELDR25C lt EVN 2ACA00B23 Cap 3 9k 47k AN CN 7 j 0 001 NJM2058M M5282FP 2 2k R2720 Uwe 10 N IC2801 E IC290 R2902 H4225 ik Al l BLO1RN1A 62 001 2k L14 ZZ 1000 R3005 as eg Dom 885 Pd LINE ON 6 5V I 6 R2607 SE AM 10k 2 vec PWGND E TC4S66F c2902 LA4425A 47 W R4224 39k 8 2uH 47k To etw LIU 220p p T uus OFF 0V ANN ANN 100k C2704 R2705 C2705 3 NC PREGND 8 d 10 N 1 5 4228 1k s nr R3006 es 100uH Con C896 J m R2401 R2403 5 R2702 10 4 7k 4 viv PHASE L 3 N 4222 JK C31 47k H C899 820p 80 39 100k 47k 470 5 NF 8 L C2801 R2805 R4221 1k C45 0 047 D5 Di R3007 33p T L894 ov R2406 2 R2407 R RIPPLE N 0 1 i C2901 C2903 3 DE 62907 NW R4220__1k FI 0 0047 Benen DSA3AT 47k B4 0 33uH C2401 L C2402 47k 47k 02701 coros R2706 C2706 1C2708 C2709 lt R2710 lt R2721 C2722 0 047 01 470 0 L 0 047 0 0047 BEPO zZ 10 Z 2210 10 8 2k 560 47 FGB R3008 BEPO 10 47k 10 3 47k BS cao1 R891 C892 C894 R892 C898 2 L L L L L gt v xv v v to M R3009 ng BAT 470 CS 1k TUWI H il ji L L L e 47k BEPI 14V unit 1 cas C47 IN KA ee ee R3010 8V J7 0 0047 T 0 0047 L24 i J12 WS2 b 47k B7 s 5V an 220uH B A 220uH 4 d 1 1 KEY 50042 REV Y 2 i S N5054 S N5054 E A 2 O STAR LA zaw um RE 0 4 1 LI 2 ISlend 0 0047 IC3004 C3003 IC3005 R3011 R3013 Q3101 R4208 1k R28 L26 V r1 2 I R IC3002 BU4094BCF 0 1 TD62783AF 220 1C3006 DTC114EE 213501 C3513 R3503 uPC1555G2 i R4207 ik Atl ao 3 3
37. ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S ELECTROLYTIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S ELECTROLYTIC S ELECTROLYTIC S CERAMIC ORDER ER C1608 JB 1C 104KT N C1608 CH 1H 331J T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 CH 1H 471J T A ECEV1HA010SR ECEV1CA470SP C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1H 102K T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N ECEV1VA2R2NR C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1H 472K T A ECEV1VA2R2NR C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1H 472K T A ECEV1VA2R2NR ECEV1HA010SR C1608 JB 1C 104KT N ECEV1HAR47R C1608 CH 1H 101J T A C1608 JB 1H 472K T A ECEV1CA100SR C1608 CH 1H 151J T A TEMSVA 1C 335M 8L C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 CH 1H 101J T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N ECEV1HA010SR C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N ECEV1CA100SR C1608 JB
38. GRM42 6 CH 101J 500PT HM60SJ SL 680J 500V HM95SJ SL 181J 500V GRM42 6 CH 470J 500PT HM60SJ SL 101J 500V GRM42 6 CH 470J 500PT HM60SJ SL 120J 500V GRM42 6 CH 820J 500PT C1608 JB 1H 222K T A HM15SJ SL 681J 500V HM15SJ SL 681J 500V HM15SJ SL 681J 500V HM15SJ SL 681J 500V HM11SJ SL 391J 500V HM11SJ SL 391J 500V C1608 JB 1H 472K T A S Surface mount FILTER UNIT ORDER 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030014460 4010005930 4010005930 4030014460 4030011170 4030011550 6330001470 6330001470 6330001470 6330001470 6330001470 6330001470 6330001470 6330001470 6330001470 6330001470 6330001470 6330001470 6330001330 6510021980 6510007020 6510007020 6910001040 6910001040 6910001030 6910001030 030008240 030003860 030003860 0910052046 S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC CERAMIC CERAMIC S CERAMIC S CERAMIC S CERAMIC RELAY RELAY RELAY RELAY RELAY RELAY RELAY RELAY RELAY RELAY RELAY RELAY RELAY CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR JUMPER JUMPER S JUMPER S JUMPER S JUMPER PCB C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A GRM42 6 CH 820J 500PT HM11SJ SL 391J 500V HM11SJ SL 391J 500V GRM42 6 CH 820J 500PT GRM42 6 CH 180J 500PT GRM42 6 CH 680J 500PT AJS1311 AJS1311 AJS1311 AJS1311 AJS1311 AJS1311 A
39. KDS VSS ETCO3 C2 SIA SSASSZCECOFEEREOQS gt il 01 58832808 93SoBAASSEEL Po BFO s CP201 EE ae GL PEE EE EE See Paks AHHH DSST DA1 V E Ta A m M A R137 ELE 68 d Sow 00 P97 SEG40 CL1 SSTB I I R52 C55 L15 DA2 ETCO5 SE ILI _P5 J2 680 0 0047 Tau 1k Djs E POWER sa Pos SEGIEIDO E ud MAIN 1 LBFO e 1 Au S are P94 SEG37 M gt unit KEG P y VSS ETCO7 9 8304 MHz GK ASTB 2p 2p R148 DA4 vss 2 q p93 SEG36 TT ganal BFOE R138 CN PL B 2 p 8 8 8 5 8 3 2 3 mz Y P92 SEG35 MSTB R53 As Tk EE spe IC6 Pen Q12 ol TA Mb Ta Sa So AE El P91 SEG34 _ FSTB EEE E Sk sok cal 053 1 cs2 651 DA6 Q4MA MODE h FIL h TS h LOCKE 1 2 3 _ 81 P90 SEG33 mun BSTB 22p 0 5p 27p 2p clc SC 1246A Q16MA 2SC4081 a o o o of ol R35R34 R31 Z RISE R32 Blees P87 SEG32 BEEN I I UN VSS 47k T47k I 47k I 47k Y 47k IC1 P86 SEG31 PBS MCK R139 r e b e __ P20 IRQ4 ADTRG P85 SEG30 HH MDAT O ji VSS FCK D44 DAN202k Don i D31 emi HD6433837SD17H P84 SEG29 CP202 DAS RE 188355 T T tT T DAN202K TS DAN202K B P21 UD P83 SEG28 IC2 POWS E P67 60 P22 P82 SEG27 L T X25320SI Anbe _ 181 pae REF OSC P23 191 R103 O CP307 R43 Es P81 SEG26 GND P24 A TL R140 200 be CONO 47k 47k 8 5 8 ES P80 SEG25 1k 41 SE CP308 seron IJ 19 5 6 ies pos P77 SEG24 ae Lam VDD VSS R104 C z 1 D48 P60 4 5 sp 47k P27 P76 SEG23 Ke PDO CONI 47k D48 1SS355 P30 SCKI P75 SEG22 C150 TES VDD O CP309 OTH2 OTH
40. R1614 ence MAIN L1501 L1502 NOISE BLANKER e Display frequency 14 10000 MHz MAIN Connect an oscillo Maximum noise wave e Mode USB scope to check point form e P AMP ON NB OFF Connect an SSG to ANT connec tor and set as Frequency 14 10150 MHz Level 3 2 uV 97 dBm Modulation OFF and apply following signal to ANT connector 100 msec Receiving NB ON Receiving The noise must be Verify blanked This output level of a standard signal generator SSG is indicated as SSG s open circuit e MAIN unit L1103 L1201 L1202 E Q 6 L1502 FS L4 j Noise blanker L1501 adjustment m EE A wen Noise blanker check point Rx total gain adjustment LJ 1114 NOI1dO LJ d L1621 fo LE l E L1614 R2701 Rx total gain pre setting 5 5 SET MODE ADJUSTMENT ADJUSTMENT ADJUSTMENT CONDITION DISPLAY OPERATION Enter set mode adjustment for RX Push SET key to enter the RX set CD Turn power OFF ting 2 Terminate the REMOTE jack with a Or push UP key to skip the set 3 5 d mm mini plug mode adjustment for RX 3 While pushing MODE and TONE keys turn power ON VOLUME 1 Set the RIT and SHIFT controls to cen Push and hold SET key to set the CENTER ter volume center positions 2 Verify the display shows GooD then push UP key to enter the S METER adjustment S METER
41. RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR ORDER ER LW 25 LW 25 NL 322522T 100J NL 322522T R82J 3 NL 322522T R10J NL 322522T R15J 3 NL 322522T R10J NL 322522T 082J NL 322522T 1R0J NL 322522T R82J 3 NL 322522T 100J NL 322522T R82J 3 NL 322522T 270J NL 322522T 220J NL 322522T 180J NL 322522T 100J NL 322522T R68J 3 MLF1608D R12K T MLF1608D R12K T ERJ3GEYJ 101 V ERJ3GEYJ 222 V ERJ3GEYJ 471 V ERJ3GEYJ 101 V ERJ3GEYJ 103 V ERJ3GEYJ 221 V ERJ3GEYJ 221 V ERJ3GEYJ 223 V ERJ3GEYJ 223 V ERJ3GEYJ 153 V ERJ3GEYJ 471 V ERJ3GEYJ 472 V ERJ3GEYJ 101 V ERJ3GEYJ 223 V ERJ3GEYJ 221 V ERJSGEVJ 221 V ERJ3GEYJ 221 V ERJ3GEYJ 471 V ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 103 V 10 kQ RRO816P 202 D 2 kQ RRO816P 202 D 2 kQ RRO816P 102 D 1 kQ RR0816P 202 D RRO816P 102 D RRO816P 202 D RRO816P 102 D RRO816P 202 D RRO816P 102 D RRO816P 202 D RRO816P 102 D 100 9 2 2 ko 470 0 100 Q 10 kQ 220 Q 220 Q 22 kQ 22 kQ 15 kQ 470 Q 4 7 kQ 100 Q 22 kQ 220 Q 220 Q 220 Q 470 Q omn Z R 00 AO O AO AO P I I pm RRO816P 202 D RRO816P 102 D RRO816P 202 D RRO816P 102 B RRO816P 202 B RRO816P 102 B RRO816P 202 B RRO816P 102 B 2 kQ 1 kQ 2 kQ 1 kQ 2 kQ 1 kQ 2 kQ 1 kQ 2 kQ 1 kQ 2 kQ p 2 1 2 1 RR0816P 202 B 2 kQ 3
42. and is then applied to the DC amplifier Q1805 5 V is applied to the Q1805 emitter to activate the AGC line with minus voltage When receiving strong signals the detected voltage increases and the voltage of the AGC line decreases via the DC amplifier Q1805 As the AGC line is used for the bias voltage of the IF amplifiers Q1301 Q1201 Q1603 IF amplifier gain is decreased AGC CIRCUIT R1813 D1802 RFGV RF SQL control N 00 oc RESET AGC det D1803 Sc E R1815 1805 U signal C1815 Co 00 00 O oc 5 V O O 00 CH Q 8Vo SCAN AGC SLOW Q1802 R1807 C1802 When the strong signal disappears C1804 and R1809 release the AGC line voltage in CW or RTTY mode to obtain a fast AGC release time While in SSB or AM mode C1803 C1805 R1808 and C1802 R1807 are connected in parallel to obtain a appropriate AGC characteristics middle or slow AGC release time respectively 4 1 14 S METER CIRCUIT MAIN UNIT The S meter circuit indicates the relative received signal strength while receiving by utilizing the AGC voltage which changes depending on the received signal strength The AGC bias voltage time constant line is applied to a dif ferential amplifier IC1701d pin 13 where the difference between the bias and reference voltage is detected The S meter signal is applied to the A D converter section in the CPU LOGIC unit IC1 pin 98 and the S RF indicator displays the relative signal str
43. e ria D814 m S L 4 MADS i i xc 2x 332KC P wu BIE 91 R1626 15 D BFOE J 2 2 5 BFOE y2 0 1 met 0 047 0 0047 T 0 0047 D810 2SK8 i ga 220k EH doi 9 2 01462 E ee J4001 d ud MA77 GR m os Se 28K2171 E y D1503 EA T 01602 E 4 rue C1623 R C4411 C4414 C4416 C4417 0 001 ETE 1 71 L6 R4006 14 4 7 ten eun 560p I GER 680p A C1405 47k C1502 R1504 Dem R1511 jhe OY C1512 ZZ ik SR1517 470 47k ci6111 2SK882 a T Os I SC KEE J mee O 1 ob R4005 4 4 7 H 0 1 R841 Z R842 R1402 22 2 11404 0 1 22k 470 0 C1511 py z3y 1 3 9k d at aso q 2 3b R4004 AN 4 7 470 470 LINE ON 6 6V IS A70P NEL NES CE sime e E pg Pt na EE pe PE EE m JE HE EE E s 8 lt t Entes d 5 5 AW LINE ON 7 0V Lass C855 C857 32 A T Sv DT STRT STRT 430 C37 C38 C40 AJS1311 6 8V 5V s AJS1311 270 q 6 L3 R4001 4 7 LINE OFF 0V 1 2uH 0 0012 680p ALC 220p 120p 830p p q gt l 7b TT C803 1 24 N SE SPGND 4007 REF 0 0047 L d L855 DTC114EE Tx 1 7V 22M ALC z 3 M BV 9 2 T18V 47 T13V CUM C853 0 0056 1 5uH p oru Tx _1 5V C1801 2R1804 Q1801 D1802 i R2001 R1633 D1632 dio 10 MA d d NOTE Gp L854 0 1 x 0 IC1701C mers 00 0 0047 SPIS MDe Wen E p R1904 C1905 100 IC2001 100k MATI N IT oil 01 CP4002 CP4001 LINE ON and LINE OFF aca egen Lu ines pisos 55708 R1709 NJM2058M 74 D1704 IC1751A R1802 KANG im G2002 TAMIO E EH pal Each line is ON when the frequency R851 470p 270p R852
44. unit IC3005 control signal Low While receiving Outputs T8V regurator MAIN unit IC3005 T13V regurator MAIN unit Q3801 Q3802 control signal Low While transmitting Input port for the POWER switch PWRK Low While POWER is pushed ASTB Outputs strobe signals for the I O expander MAIN unit IC3301 tam Input port for the Cl V control signals Outputs CI V control signals PTT switch and SEND signal from the ACC jack Low While the PTT is pushed or activated from an external 90 AFGL A D input port for the AF control RFGL JA D input port for the RF SQL control RITL A D input port for the RIT control SFTL A D input port for the SHIFT control FORL A D input port for the SWR detector circuit FILTER unit D2 REFL A D input port for the SWR detector circuit FILTER unit D3 ESA circuit MAIN unit IC1701d ALML A D input port for the ALC meter ampli fier circuit MAIN unit IC1751a Input port for connected microphone s 88 SEND unit A D input port for the microphone A D input port for the S meter amplifier 100 VOXL A D input port for the VOX voltage 4 5 POWER SUPPLY CIRCUITS 4 5 1 PA UNIT LINE DESCRIPTION HV The voltage from an external power supply passed through a fuse F1 14 V The same voltage as the HV line passed through the switching relay RL1 4 5 2 LOGIC UNIT LINE DESCRIPTION H5V Common 5 V converted from the HV line and regulated by the H5V r
45. 0 4030011340 4510004440 4510004640 4030011600 4030011600 4030011600 4030011600 4030006860 4030011600 4030011600 4510007490 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030006880 4510007490 4030011600 4030011600 4030011600 4030011600 4030006880 4510007490 4510004440 4030011600 4510005810 4030007130 4030006880 4510004630 4030007150 4550006390 4030006880 4030006880 4030011600 4030006880 4030011600 4030007130 4030011600 4030011600 4510004440 4030006880 4030011600 4030011600 4510004630 4030011600 4510004440 4030011600 4030011600 4030006870 4030006870 4030011600 4510004640 4030011600 4030011600 4510004440 4030007130 4030011600 4030008920 4030011340 4510004440 4030011340 4510004630 4510004630 4030011600 4030011600 4510004440 4030011600 4030008910 4510005810 4030011600 4030011600 4510004630 4510004630 4030011600 S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S TANTALUM S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S
46. 0003640 7030003440 7030003380 7030003520 7510001330 7030003440 7030003520 7030003560 7030003440 7030003410 7030003410 7030003550 7310002800 7030003650 7030003640 7030003680 7030003760 7030003600 7030003440 7310002740 7030003560 7030003560 7030003680 7030003680 7030003640 7030003520 7030003520 7030003680 7310002720 7030003400 7030003680 7030003680 7030003520 7030003520 7030003320 7030003610 7030003480 7030003550 7030003560 7030003410 7030003640 7030003560 7030003560 7030003440 7030003400 7030004040 7030008000 7030003640 S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S TRIMMER S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S TRIMMER S RESISTOR S RESISTOR S RESISTOR S RESISTOR S THERMISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S TRIMMER S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S TRIMMER S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S TRIMMER S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S
47. 01870 1530002060 1560000560 1580000620 1530002060 1510000510 1590002310 1590002310 1590001540 1590001540 1590001540 1530002060 1590002310 1590002310 1530002060 1590002310 1590002310 1590002310 1540000550 1590002310 1590001870 1590002310 1590001870 1540000440 1590002310 1790000620 1790000620 1790000620 S IC S FET S FET S FET S TRANSISTOR S TRANSISTOR S FET S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S FET S FET S FET S FET S FET S FET S FET S FET S FET S FET S FET S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S FET S FET S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S TRANSISTOR S DIODE S DIODE S DIODE ORDER NN uPC2709T E3 NJM2058M T1 NJM2904M T1 TA4101F TE12L NJM2058M T1 TCAW53F TE12L uPC5023GS 077 E1 NJM1496V TE1 NJM2904M T1 M5282FP 70CD TA7368F TP1 TC4S66F TE85R LA4425A BU4094BCF T1 TD62783AF TP1 TD62783AF TP1 BU4094BCF T1 TD62783AF TP1 BU4094BCF T1 M62352GP 75EC TA7808S uPC1555G2 T1 TC4S66F TE85R 3SK131 T2 MAS 3SK131 T2 MAS 2SK882 GR TE85L 28C4673D TD DTC114EE TL 2SK882 GR TE85L DTC114EE TL DTC114EE TL DTC114EE TL 2S
48. 030006250 7030003420 7030000220 7030000220 7030009230 7030009230 7030004040 7030003440 7030003440 7030008000 7030008000 7030006060 7030006060 7030006070 7310003750 7030006130 7030009220 7310003240 7100000640 7030003440 7030003440 7030004040 7030003420 7510000130 7030003470 7030006130 7030006130 7030008000 7030008000 7030008000 7030008000 4030006880 4030004720 4030004740 4030005110 4030012490 4030012490 4030011260 4010005930 4030011260 4010005870 4010005870 4320000650 4320000780 4030008920 4030008920 4510006230 4030005110 4030006860 4030008920 4030008920 4030008920 4510006230 4510004600 4030006880 4030011600 4030007170 4030005110 4510004600 4030006880 4030007170 4030006480 4030011600 4030008920 4510004600 4030006880 4030006880 4030006880 4030006480 4030007120 4030007120 4030008920 4030008920 4030008920 4030008920 4030006880 4030006880 4030006880 4030011740 4030011740 S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR TRIMMER S RESISTOR S RESISTOR TRIMMER RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR THERMISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC CERAMIC S CERAMIC CERAMIC CERAMIC DIP MICA DIP MICA S CERAMIC S CERAMIC S ELECTR
49. 030006880 4030006880 4030006880 4030006880 4510006220 4030006880 4030007050 4030006930 4030007060 4030009500 4030007050 4030006880 4030006860 4030006880 4030006880 4030006920 4030006880 4030010760 4030006860 4030006880 4030006880 4030006880 4030006880 4030006880 4030006860 4030007100 4030007080 4030009650 4030006990 4030007070 4030006880 4030006860 4030006880 4030006880 4030006860 4030006880 4030006880 4030006860 4030007130 4030007100 4030006950 4030007020 4030007110 4030007100 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030007050 4030007080 4030006860 4030006860 4030006880 4030008920 4030007020 4610001830 4550000460 4030006880 4030008920 4030006880 4030007060 4030008920 4030011600 4030006880 4030006880 4030011340 S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERA
50. 04KT N C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1H 102K T A C3216 JB 1C 474K T A S4B PH SM3 TB 10FMN BMTTR TBT 10FMN BMTTR TBT 10FMN BMTTR TBT 30FLT SM1 TB 30FLT SM1 TB 16FMN BMTTR TBT A0087 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 TLYU1002 ERJSGE JPW V ERJSGE JPW V ERJSGE JPW V ERJSGE JPW V ERJSGE JPW V ERJSGE JPW V B 5382E MMZ1608Y 102BT MMZ1608Y 102BT MMZ1608Y 102BT MMZ1608Y 102BT SRCN 2241 SP N W MMZ1608Y 102BT MMZ1608Y 102BT MMZ1608Y 102BT MMZ1608Y 102BT S Surface mount VR BOARD ORDER ER TP96D26 22F 10KBX2 2240 TP96D00 22F 10KBX2 2240 ERJ3GEYJ 682 V 6 8 kO 7210003040 VARIABLE 7210003030 VARIABLE 7030003540 S RESISTOR 6510022050 09100521 74 6510000190 6510021990 0910052153 6200003950 7030006070 7030006070 7030003440 4030006880 4030006880 4030006880 6450001250 6510021990 0910052163 S CONNECTOR PCB CONNECTOR S CONNECTOR PCB S COIL S RESISTOR S RESISTOR S RESISTOR S CERAMIC S CERAMIC S CERAMIC CONNECTOR S CONNECTOR PCB SENSOR BOARD ORDER SS zen 2260002430 8600036680 0910052182 SWITCH E OTHER PCB 10FM 1 0SP 1 9 TF B
51. 07030 4510006220 4030006880 S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S ELECTROLYTIC S TANTALUM S CERAMIC S TANTALUM S ELECTROLYTIC S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S TRIMMER S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ3GEYJ 102 V ERJ1WYJ220U 22 Q ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 101 V ERJ3GEYJ 473 V 47 kQ 100 2 ERJ3GEYJ 470 V 47 Q ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 221 V 220 2 ERJ3GEYJ 222 V 2 2 kQ 2 kQ a p m Ce Ur i ik m S e Ek 2 2 RR
52. 0816P 202 D RR0816P 102 D RR0816P 102 D RR0816P 102 D RR0816P 102 D RR0816P 102 D RR0816P 102 D RR0816P 102 B RR0816P 102 B RR0816P 102 B RR0816P 102 B RR0816P 102 B RR0816P 202 D 2 ka RR0816P 202 D 2 kQ RR0816P 202 D 2 kQ RR0816P 202 D 2 kQ RR0816P 202 D 2 kQ RR0816P 202 D 2 kQ RR0816P 202 B 2 kQ RR0816P 202 B 2 kQ RR0816P 202 B 2 kQ RR0816P 202 B 2 kQ RR0816P 202 B 2 kQ RR0816P 202 D 2 kQ ERJ3GEYJ 181 V 180 Q ERJ3GEYJ 101 V 100 Q ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 221 V 220 Q ERJ3GEYJ 821 V 820 Q ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 105 V 1 MQ ERJ3GEYJ 105 V 1 MQ ERJ3GEYJ 330 V 33 9 Q Q Q Q Q Q Q Q Q Q Q ERJSGEYJ 181 V 180 Q ERJSGEYJ 181 V 180 8 ERJSGEYJ 222 V 2 2 kQ ERJSGEYJ 153 V 15 kQ ERJSGEYJ 333 V 33 kQ ERJSGEYJ 472 V 4 7 kQ ERJSGEYJ 181 V 180 Q ERJSGEYJ 102 V 1 kQ ECEV1CA101UP TEMSVB2 1C 106M 8L C1608 JB 1H 472K T A TEMSVB2 1C 106M 8L ECEV1CA330P ECEV1CA100SR C1608 JB 1C 104KT N ECEV1CA100SR ECEV1CA100SR C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 PH 1H 820J T A C1608 UJ 1H 330J T A TZBX4R200BE110T00 C1608 JB 1H 472K T A C1608 CH 1H 101J T A C1608 JB 1H 472K T A C1608 CH 1H 150J T A ECEV1CA101UP C1608 JB 1H 472K T A PLL UNIT 6 11 4030009500 4030007030 4030007400 4030007130 4030006880 4030006880 4
53. 1 Connect a standard signal generator to Push SET key to set the SO level ANT and set as Frequency 14 15150 MHz Level OFF Receiving e Setan SSGas Push SET key to set the S9 level Level 50 uV 73 dBm Modulation OFF Receiving e Setan SSGas Push SET key to set the 60 dB Level 50 mV 13 dBm Z level Modulation OFF mE Push UP key to return the set mode Receiving adjustment for RX Push UP to enter the set mode adjust Push SET key to enter the TX set ment for TX ting Connect an RF power meter to ANT con Push SET key to make the calibra nector tion e Transceiver transmits for a while Connect an RF power meter to ANT con Push SET key to transmit nector Transceiver transmits automatically Connect an audio generator to MIC jack Set to 90 W using MAIN DIAL then 1 5 kHz push SET key while transmitting Level 30 mVrms Set to 50 W using MAIN DIAL then push SET key while transmitting Set to 10 W using MAIN DIAL then push SET key while transmitting Push UP key to enter the ALC METER adjustment ALC METER 1 Connect an RF power meter to ANT con Push SET key to set ALC reference nector S level Connect an audio generator to MIC jack I IIL Transceiver transmits automatically and set as Poo ARNE Push UP key to enter the SWR METER adjustment 5 10 SET MODE ADJUSTMENT con
54. 1 V 470 Q ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 471 V 470 Q ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 471 V 470 Q ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 471 V 470 Q ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 471 V 470 Q ERJ3GEYJ 221 V 220 2 ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 101 V 100 9 ERJ3GEYJ 561 V 560 Q ERJ3GEYJ 561 V 560 Q MCR10EZHJ 47 Q 470 ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 562 V 5 6 kQ ERJ3GEYJ 182 V 1 8 kQ ERJ3GEYJ 105 V 1 MQ ERJ3GEYJ 151 V 150 9 ERJ3GEYJ 222 V 2 2 kQ ERJ3GEYJ 101 V 100 Q ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 104 V 100 ko ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 221 V 220 Q ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 182 V 1 8 kQ ERJ3GEYJ 474 V 470 ko ERJ3GEYJ 682 V 6 8 kO ERJ3GEYJ 221 V 220 2 ERJ3GEYJ 222 V 2 2 ko ERJ3GEYJ 222 V 2 2 kQ ERJ3GEYJ 221 V 220 2 ERJ3GEYJ 220 V 22 Q ERJ3GEYJ 4R7 V 4 7 Q ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 471 V 470 9 ERJ3GEYJ 101 V 100 9 ERJ3GEYJ 223 V 22 kQ ERJ3GEYJ 471 V 470 9 ERJ3GEYJ 101 V ERJ3GEYJ 101 V ERJ3GEYJ 223 V 22 kQ 100 Q ERJ3GEYJ 332 V 3 3 kQ 100 2 ERJ3GEYJ 471 V 470 Q ERJ3GEYJ 104 V 100 kO ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 331 V 330 Q ERJ3GEYJ 225 V 2 2 MQ ERJ3GEYJ 392 V 3 9 kQ ERJ3GEYJ 102 V 1 kQ ERJ3GEYJ 101 V 100 Q S
55. 101 Q102 is applied to the bandpass filter L100 L103 C101 C107 where unwanted LO signal emission is reduced The filtered signal is attenuated at H5 H7 and amplified at IC1 and is then applied to the PA unit via the attenuator R1 R3 The signals from the MAIN unit are amplified at the predrive amplifier Q1 drive amplifier Q2 Q3 and power amplifier Q4 Q5 in the PA unit to obtain a stable 100 W of RF out put power The predrive amplifier is a class A amplifier with a VCC of 13 8 V The drive amplifier is a class AB push pull amplifier with a VCC of 13 8 V D1 controls bias voltage to the drive amplifier The impedance of the signal from the drive amplifier is con verted at L2 and then the signal is applied to the power amplifier Q4 Q5 The power amplifier is a class AB push pull amplifier and amplifies the input signal to 100 W D2 and D3 control bias voltage to the power amplifier The signal from the power amplifier is applied to one of the low pass fil ters in the FILTER unit 4 2 6 LOW PASS FILTER CIRCUIT FILTER UNIT The low pass filter circuit consists of 6 Chebyschev low pass filters to suppress the higher harmonic components The signal from the power amplifier Q4 Q5 is applied to one of the low pass filters depending on its frequency The filter switching voltage from the MAIN unit J4001 is applied to the FILTER unit via J1 The filtered signal passes through the SWR detector circuit L13 an
56. 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1C 473K T A C1608 JB 1H 152K T A C1608 JB 1H 472K T A C1608 JB 1H 272K T A C1608 JB 1C 104KT N C1608 JB 1H 472K T A ECEV1HA010SR C1608 JB 1H 272K T A C1608 CH 1H 221J T A C1608 JB 1H 222K T A C1608 JB 1C 104KT N C1608 JB 1H 182K T A C1608 CH 1H 271J T A C1608 JB 1H 102K T A C1608 JB 1H 272K T A C1608 JB 1C 123K T A C1608 JB 1H 152K T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1H 122K T A S Surface mount MAIN UNIT ORDER SS mona 4030007100 4030009580 4030010040 4030007150 4030011600 4030011340 4030007110 4030011280 4030010020 4030008770 4030009580 4030011600 4030011600 4030010760 4030007100 4030010760 4030009580 4030008470 4030010760 4030011600 4030006880 4030011280 4030007100 4030007150 4030011340 4030009980 4030007170 4030006880 4030006880 4030007170 4030007070 4030007140 4030011280 4030010020 4030007150 4030006880 4030006880 4030007140 4030007080 4030007110 4030007170 4030009490 4030007130 4030006880 4030007070 4030011600 4030011600 4030011600 4030007150 4030007010 4030007120 4030011600 4030006880 4030011600 4030011600 4030006940 4030011600 4030006880 4030011600 4030006880 4030006880
57. 146 DAN202K T146 DA221 TL MA8051 M TX DAN202K T146 MA28728 TX MA2S111 TX 555555555555555555 BEEBAAESES SORES SSA FL 315 64 45500 MHz CFJ455K5 FL 65 CFWS455HT NL 322522T 101J NL 322522T R22J 3 MLF1608D R47K T NL 322522T R22J 3 NL 322522T R27J 3 NL 322522T 5R6J MAIN UNIT 6200003260 6140003210 6150004270 6150004280 6200003260 6200003550 6200001830 6200003000 6150005110 6150004270 6150005110 6140003210 6140003530 6150004090 6200003260 6200003260 6200003260 6200003260 6200009310 6200002960 6200003320 6200003260 6200003260 6200001850 6200003110 6200003260 6200003090 6200003100 6200002960 6200001850 6200003260 6200002990 6200002990 6200003260 6200003050 6200003060 6200003080 6200003070 6200003260 6200003060 6200003330 6200003050 6200003060 6200003260 6200003030 6200002980 6200003040 6200003050 6200003260 6200003250 6200003250 6200003030 6200002980 6200003260 6200003010 6200003010 6200003020 6200003250 6200003260 6180002960 6200003010 6200003020 6140003210 6140003620 6150004270 6200003260 6150004280 6150004280 6150004080 6150004080 6150004080 6200009310 6140000640 6140003550 6150002291 6150002291 6200009310 6150002291 6150002291 6150002291 6200003260 6200003260 NL 322522T 101J LR 358 LS 483A C 14924 LS 484B C 14927 NL 322522T 101J MLF1608A 4R7K T NL 322522T 100J NL 322522T R22J 3 LS 540 LS 483A C 14924 LS 540 LR 358 LR 395 LS 469 C 1396
58. 190 7030003560 7030003560 7030003560 7030003400 7030003640 7030003640 7030003580 4030008920 4030008920 4030008920 4030008920 4030008920 4030008920 4030008920 4030008920 4030006880 4030006880 4030006880 4030006880 4030006880 4030007130 4030007010 4030007130 4610001340 4030007160 4030006870 4030011340 4030011340 4010007510 4010005880 4010005880 4010007510 4030012480 4010007510 4010005870 4010005850 4010005360 4010005870 4010005930 4010005750 4010005870 4010005870 4010005870 4010005870 4030012480 4010005760 4010005370 4010005880 4010005780 4010005870 4010005830 4010005860 4010005780 4030014460 4010005830 4030011180 4030014460 4030011730 4010005750 4010005850 4030011240 4010005780 4030011240 4010005620 4030014460 4030006870 4010007590 4010007590 4010007590 4010007590 4010005930 4010005930 4030006880 ABSORBER S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC TRIMMER S CERAMIC S CERAMIC S CERAMIC S CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC S CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC S CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC S CERAMIC CERAMIC S CERAMIC S CER
59. 1H 472K T A C1608 JB 1H 102K T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N TEMSVA 1C 335M 8L ECEV1CA100SR C1608 CH 1H 331J T A ECEV1CA100SR ECEV1CA100SR ECEV1CA100SR ECEV1CA100SR ECEV1CA100SR ECEV1CA100SR ECEV1VA2R2NR C1608 JB 1C 104KT N 16 MV 100 HC ECEV1CA470SP ECEV1CA470SP C1608 JB 1C 104KT N C1608 JB 1C 473K T A ECEV1CA100SR C1608 JB 1C 104KT N C1608 JB 1C 104KT N 16 MV 1000 HC 16 MV 470 HC C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N 16 MV 470 HC 16 MV 470 HC C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N 16 MV 100 HC C1608 JB 1C 104KT N C1608 JB 1C 104KT N 16 MV 100 HC ECEV1CA470SP C1608 JB 1C 104KT N ECEV1CA220SR C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1C 104KT N ECEV1CA470SP ECEV1CA470SP C1608 JB 1C 104KT N ECEV1CA100SR C1608 JB 1C 104KT N ECEV1CA470SP C1608 JB 1C 104KT N ECEV1CA100SR C1608 JB 1C 104KT N TEMSVA 1C 335M 8L C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A MAIN UNIT ORDER ER 4030006880 4030006880 4030006880 4030006880 4030006880 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030007090 4030006880 4030006880 4030006880 4030006880 40300068
60. 20 1160000070 1790001240 1790001250 2010002470 2020000210 2020001330 6200003260 6200003000 6200004790 6200003000 6200003010 6200001850 S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S ZENER S ZENER S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S DIODE S ZENER S DIODE S DIODE S DIODE XTAL CERAMIC CERAMIC S COIL S COIL S COIL S COIL S COIL S COIL MA77 TX HSB88WSTR DAN202K T146 MA2S111 TX DAN202K T146 DAP202K T146 DAN202K T146 DAP202K T146 DAN202K T146 DAP202K T146 DAN202K T146 DAP202K T146 DAN202K T146 1SV312 TE85L 1SV312 TE85L 1SV312 TE85L MA77 TX MA77 MA77 MA77 MA77 MA77 MA77 MA77 MA77 MA77 MA77 MA77 MA77 MA77 MA77 MA77 MA77 MA77 MA77 MA77 TX 1SS375 TL MA2S111 TX MA2S111 TX DAN202K T146 MA77 TX MA8043 H TX MA8051 M TX MA2S111 TX DAP202K T146 DAP202K T146 MA2S111 TX MA2S111 TX 1SS375 TL MA2S111 TX 1SS375 TL 1SS375 TL MA2S111 TX DA221 TL DA221 TL MA2S111 TX 1SS375 TL DAP202K T146 DAN202K T
61. 3 vey S pa P31 SH Wa Ro TRET R25 J R27 C4 W10 R141 0 0047 PD D49 Kei D32 4 D33 P32 SO1 Pro S 10k 47k 47k 0 1 1k 188 l C cesto D49 185355 gt LET MER P61 EE 558580168 P71 SEG18 Q105 d VDD PD2 OTH OTH3 P34 SI2 tm m mim P70 SEG17 oran a P35 SO2 DNNNNGHDH q P67 SEG16 DTC114EU D121 D120 D124 21123 CP311 8 5 8 P36 STRB SONFOTNGSLONQETA DA221 DA221 DA221 Ze D DD DL DL S DL 0 13V CEEE ad Dn l R37 sas DORO 232555 D51 188355 O a 0000 LLI LLI LLI LLI 1 oooooooo 7 8 h 9 47k O0O0OS 2323225220000 888822228 O cpsi2 OTH2 OTH3 of of o Dd HOS HAG TL SNOT AS LE EH PSE tiie AA AAM ANNA AMMA 0 0 7 1 CP313 J 0 0047 PST 47k Y gt 8 188355 LE Yi Dadzozk NN y o em LE b cut ajojstkoko o ales Q106 d a O cras EG NN SL EL El a soi L a BERE Q103 DTA114EU RESET La CR 337 uv Q9 AN Sous oj heut pi Ty DTC114 EU LW 25 2802714 Jd 155355 D RE EE GE RR ER RR INR R 8 Y a ns NSU pg Y Y UML o MII D55 188355 DAN202K e 188355 i GE P63 Q104 C15 IC7 220 DTC114EU 33 P27 o CN I p a L EN Ce C158 TC4SU69F EV 3 Sit ad Gd pss gt e 100 NS 11112 3 con P o di SE gt T TZBX4R200BA110T00 20p y Tk LLL LLLA d 4 GONI R176 444220 P25 NB COMP TUNER A A I J R175 220 P26 ele AA d 5 CON2 D38 1 D39 ju JJ EZ PDAT Ri74 220 P32 155355 i DAN202K L10 1uH MINN J Brie R173 44220 P30 Ese P64 ma fes ik JL d 8 DSTB 8 ib 8 E MA dig PSTB R171 444220 P34 w ER a R100 R101 ce L R5
62. 370 7030003230 7030003370 7030003320 7030003680 7030003680 7030003680 7030003440 7030003600 7030003480 7030003520 7030003320 7030003340 7030003500 7030003440 7510001330 7030003440 7030003440 7030007180 7030003520 7030003420 7030003290 7030003200 7030003440 7030003440 7030003440 7030003440 7030003370 7030003230 7030003370 7030003440 7030003440 7310002600 7030003320 7030003600 7030003560 7030003520 7510000751 7030003560 7030003560 7030003480 7030003520 7030003620 7030003620 7030003560 7030003620 7030003620 7030003520 7030003520 7030003560 7030003560 7030003530 7030003320 7030003560 7030003500 7030003530 7030003320 7030003500 COIL COIL COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S COIL S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S THERMISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S TRIMMER S RESISTOR S RESISTOR S RESISTOR S RESISTOR S THERMISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S R
63. 3GEYJ 333 V 33 kQ RV 150 RHO3A3A14X0FC 103 ERJ3GEYJ 333 V 33 kQ ERJ3GEYJ 105 V 1 MQ ERJ3GEYJ 471 V 470 9 ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 104 V 100 kQ ERJ3GEYJ 103 V 10 kQ RV 108 RHO3A3A15X05A 104 ERJ3GEVJ 824 V 820 kQ ERJ3GEYJ 225 V 2 2 MO ERJ3GEYJ 474 V 470 kQ ERJ3GEYJ 102 V 1 kQ ERJ3GEYJ 102 V 1 kQ ERJ3GEYJ 225 V 2 2 MQ ERJ3GEYJ 185 V 1 8 MQ ERJ3GEYJ 224 V 220 ko ERJ3GEYJ 104 V 100 ko ERJ3GEYJ 105 V 1 MQ ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 153 V 15 kQ ERJ3GEYJ 101 V 100 9 ERJ3GEYJ 105 V 1 MQ ERJ3GEYJ 153 V 15 kQ ERJ3GEYJ 332 V 3 3 kQ ERJ3GEYJ 102 V 1 kQ ERJ3GEYJ 223 V 22 kQ ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 102 V 1 kQ ERJ3GEYJ 470 V 47 9 ERJ3GEYJ 104 V 100 ko ERJ3GEYJ 563 V 56 kQ ERJ3GEYJ 102 V 1 kQ ERJ3GEYJ 101 V 100 Q ERJ3GEYJ 223 V 22 kQ ERJ3GEYJ 101 V ERJ3GEYJ 221 V 220 Q ERJSGEYJ 471 V 470 Q ERJSGEYJ 331 V 330 Q ERJSGEYJ 222 V 2 2 kQ ERJ3GEVJ 222 V 2 2 kQ ERJ3GEYJ 471 V 470 Q 100 9 MAIN UNIT 030003560 7030003560 7030003640 7030003640 7030003640 7030003640 7030003400 7030003440 7030003560 7030003560 7030003680 7030003710 7030003560 7030003680 7030003520 7030003670 7030003720 7030003720 7030003520 7030003560 7030003640 7030003640 7030003560 7030003290 7310002800 7030003600 7030003540 7030003540 7030003520 7030003360 7030003410 7030003440 7030003640 7310002720 703
64. 4 E CN a l m I PLL WS1 Ds SE 4 lt R182 Klee RIS RE E Wn a E mem JOE py O S AB EE R 06 x zu C34 m S 5 e 33 D S B 88 ZE h Q4 jum d M SES CIS am o BB H RM RI C s d im SPs BB 16 L ey ms RIOS RIGS E gt 1st LO VARISTOR BOARD e E UW WE O NO A E Lo H gm pie E es Li 4 HR Q CES oa P CI Ene E T WZ S RA mE IP EE Si P RU RA Rb RIB es al Ed BG Rise E AA U IE is GE Lig RISI C J L3 L31 Lec ts Se C2 mt pp 5 R g NN E r nm A Z Fo 066 Rag E CO C161 R amp ee ei JE a i m em EPI L bel P b ran e EP2 4 ch We O E Los e Gl T HI DU os RIAA 3 ES F bo RISS z O H co Tm C186 cisa CAS Cie C148 a Mm hi E 8 Riza RIO RICE A 5 cass 16 S e 3 A 3 BE D ss E 4 U al to MAIN unit J4101 CI N LY S m PAI E E C206 K C117 WS e Wg e MW lg BE qui No 408 E L4 Bol E E 2 EH rr MAIN a gy R Co 1D E e lt d Ra H Bom L S dl d h Q I Pa O Z e Da U GR W7 CR J1 Ir 2 Re L h RI E o a rS E Lig 9 TEE CHASSIS M E l q p JER B B CT Ci RH T PR Y Cm 5 e T u d ope Leb ES A 8 DE wv JE 5 n 2 E a 5 ew d 3 m s HE n E gt L RIP NI RE qo D FA 4 Ka SES BE m 7 fe o A Ee o a F7 2 eo 88E sapi mm un Ro TT o XP T a Bl Y RED L a BROWN KEY i
65. 401 L 1501 TS EUH E RT A A ELA f Sen y FI13 1 L 1302 TOR B gim g E NL 8888856588888 501 2502 ag 1 06 Ceggo J4201 J4401 2 1 4 29 1 29 J401 N o 5 e Bzlojojelae rla x E ZF Qolo Elm 9 X Z lt u 0 0 Olg F u cola lt H A a ainia M N gt IN a x w 2 o gt lt a eL uiaoajuia u S22222244233233 O O O amp lna a a o2 LLI Q lt Ole 021212 2 0 2 zalez zie to LOGIC unit J6 30 from PLL unit J1 2nd LO CHASSIS FAN MOTOR MF1 e BOTTOM VIEW MAIN UNIT EXT SP J4501 REMOTE J5001 AA WRO SACZ ECCE ACC J4651 8V GND BDT SEND 13 8V AFO MOD SQLS FSKK KEY BAND ALG ELEC KEY J5101 ALC J4801 SEND J4801 The combination of this page and the previous page shows the unit layout in the same configuration as the actual P C Board qu l NSZ No E e13 el2 eii 010 eg i e8 e 66 65 mn s SN e il DN Nec CJ SS 9 2 PA UNIT 9 3 PLL UNIT
66. 4030011600 4030011600 4030011600 4030011600 4030011600 4030006880 4030006880 4030006880 S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S TANTALUM S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S ELECTROLYTIC S ELECTROLYTIC S ELECTROLYTIC S ELECTROLYTIC S ELECTROLYTIC S ELECTROLYTIC S CERAMIC ELECTROLYTIC S ELECTROLYTIC S ELECTROLYTIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC ELECTROLYTIC ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC ELECTROLYTIC ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC ELECTROLYTIC S CERAMIC S CERAMIC ELECTROLYTIC S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S CERAMIC S TANTALUM S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC C1608 JB 1C 104KT N C1608 JB 1C 104KT N ECEV1HAR47R C1608 JB 1C 104KT N C1608 JB 1C 104KT N ECEV1HAR47R C1608 JB 1H 222K T A C1608 CH 1H 391J T A ECEV1CA100SR C1608 JB 1C 104KT N ECEV1CA100SR C1608 JB 1C 104KT N ECEV1CA100SR ECEV1HA010SR C1608 JB 1H 472K T A C1608 JB
67. 440 4030011600 4030011600 4030011600 4030007130 4030007120 4030007120 4030007110 S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S TRIMMER S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 221 V 220 2 ERJ3GEYJ 221 V 220 2 ERJ3GEYJ 221 V 220 2 ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 104 V 100 ko ERJ3GEYJ 104 V 100 ko ERJ3GEYJ 471 V 470 9 RR0816P 331 D 330 Q RR0816P 561 D
68. 5435D FM214 8SS 10FMN EE TBT B 5433C HF50ACC 322513 T ERJ12YJ101U 100 2 ERJ12YJ101U 100 9 ERJ3GEYJ 102 V 1 ko C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A HLJ4306 01 3070 10FMN BMTTR TBT B 5434C SW 165 SRBM1L SX2241 J01 PO1SE B 5436B MAIN UNIT IC1 IC1701 IC1751 IC2001 IC2101 IC2102 IC2201 IC2301 IC2351 IC2701 IC2702 IC2801 IC2901 IC3001 IC3002 IC3003 IC3004 IC3005 IC3006 IC3301 IC3401 IC3501 IC5601 Q101 Q102 Q151 Q201 Q501 Q502 Q503 Q511 Q701 Q1001 Q1002 Q1101 Q1102 Q1103 Q1104 Q1201 Q1301 Q1401 Q1402 Q1501 Q1502 Q1503 Q1504 Q1505 Q1506 Q1507 Q1508 Q1509 Q1601 Q1602 Q1603 Q1611 Q1703 Q1705 Q1706 Q1801 Q1802 Q1803 Q1805 Q2201 Q2302 Q2381 Q2383 Q2384 Q3101 Q3601 Q3701 Q3702 Q3801 Q3802 Q4601 Q4801 D201 D202 D301 1110004080 1110003870 1110002700 1110004870 1110003870 1130005640 1140005280 1110004840 1110002700 1110003300 1110001810 1130004200 1110003090 1130007700 1160000130 1160000130 1130007700 1160000130 1130007700 1110004310 1110002030 1110001400 1130004200 1580000620 1580000620 1560000560 1530003150 1590002310 1560000560 1590002310 1590002310 1590002310 1510000510 1590002310 1560000640 1560000640 1560000640 1560000640 1580000620 1580000620 1560000720 1560000720 1560000560 1560000560 1560000560 1530002060 1510000510 1590002310 1530002060 1530002060 15900
69. 6 DE 46 8 3 3 KIS lt u C823 470 i i i Fi T 10k 10k N R701 R801 220 MA77 MATT 10020 0047 i FI1301 R1302 4 7k 470k C631 R633 R822 H C901 Q i Q1201 L1301 L1302 D1301 L1303 C1307 MEE ms 470 Ak B me SP 61 77 LINE ON 5 1V 7 47 Ww8o1 _ 01 01 DTGHAEE 7 ZE i R 3SK131 L1202 Gg CENT LS 468 MA77 29 LS 468 0 1 Q1301 ao H C4648 C4659 C4660 C4661 A E J er dr DENE REE RS 1 pa poem E A C58 gege co w Ro A RU 109 mm HR LINE OFF 0V rm Sm i D904 BH HP PP EE N W1202 bi itd LE EI by 3SK131 n w 9 0047 0 0047 SQUE 0 0047 C78 C104 p C20 C21 ANN NNv 3702 T Ji MA77 0 33 Ex Du gt no m J5101 82p d 82p y 68p Bap 470pj 470p pua p DTA 14EE G R arie L703 Dil Lass AE PRE ON 11 7V Gin e mill i DE e A a Ww AEN e Pepe LG neng CH E 1 1uH x Y L L ll Z ET NG 7 Q701 11 la R7o4g 0008 1 470 LEO Ee ces DE PRE OFF 0V Li102 E JOSE 01204 gt P1905 Joan amp R1308 C1310 C602 D604 5 ek ced Toe D608 C603 edi Ua ELEC KE L3 L4 MM DTC114EE P 390 C906 iiis R12042 0 0047 R1206 Lc1207 Lean C1305 18k 0 220 0 1 0 1 DAN202K GN DAN202K T 0 1 T L5102 1uH LR 214 e SA el 4 03701 D701 un L832 bass C837_ LINEON 6 4V pais R904 NOS i coos 10P C907 Q1104 c1105 c1108 701201 C1202 1 8k 150 T 6 00 0 0047 0 1 0 1 I l ll d j C5101 030 T Y AR L22 L23 A E 18V312 470 27 LINE OFF OV 1k T 0 0047 0 0047 I i l dE 0 0047 T 0 0047 l 100uH 100uH 2 n E m ASPE Ko ATT ON 6 6V C708 L 2 7pH 39uH 0 00
70. 6 MV 1000 HC C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 CH 1H 221J T A C2012 JB 1E 473K T A 16 MV 1000 HC C1608 JB 1H 472K T A C1608 CH 1H 221J T A GRM42 6 B 104K 50PT C1608 JB 1C 104KT N C1608 JB 1C 473K T A 16 MV 1000 HC C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A GRM42 6 B 104K 50PT C1608 CH 1H 820J T A C1608 CH 1H 820J T A C1608 JB 1C 473K T A C1608 JB 1C 473K T A C1608 JB 1C 473K T A C1608 JB 1C 473K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A GRM42 2 CH 201J 500PT GRM42 2 CH 201J 500PT S Surface mount PA UNIT ORDER ER 4030005050 4030011550 4030014460 4030011760 4030011760 4030011760 4030011760 4030006880 4030006880 4030006880 4030006880 6330001600 6510022000 6510007020 6510007020 5210000130 5220000230 5220000230 8600036660 8600036670 6910000610 6910000610 6910000630 6910000630 0910052037 9045810001 9045810001 9045810001 0910052522 1160000070 1790000980 1790000980 6140001990 6140002000 6140001780 6140001790 6140001800 6140001800 6140003500 6140003500 6110002910 6110002920 6110002890 6110002900 6140003490 6140002520 6200002040 6200005050 6200005050 6200005050 6200005050 6200005010 6200005010 6200002040 6200002040 6140001810 6110001680 6200005050 6200005050 6200005010 6200005050 S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC RELAY
71. 73 V 47 kQ 1750000550 S DIODE 188355 TE 17 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1160000070 S DIODE DAN202K T146 7030003200 S RESISTOR ERJ3GEYJ 100 V 10 9 1730002530 S ZENER NNCD6 2G T1 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kQ 1750000550 S DIODE 188355 TE 17 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kQ 1750000550 S DIODE 188355 TE 17 MARINE 7030003640 S RESISTOR ERJ3GEY 473 V 47 kQ 1750000550 S DIODE 188355 TE 17 EXCEPT ALARM 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1750000550 S DIODE 188355 TE 17 MARINE 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kQ 1750000550 S DIODE 188355 TE 17 7030003480 S RESISTOR ERJ3GEYJ 222 V 2 2 kQ 1750000550 S DIODE 188355 TE 17 7030003480 S RESISTOR ERJ3GEYJ 222 V 2 2 kQ 1750000550 S DIODE 188355 TE 17 7030003370 S RESISTOR ERJ3GEYJ 271 V 270 9 1750000550 S DIODE 188355 TE 17 7030003410 S RESISTOR ERJ3GEYJ 561 V 560 2 1750000550 S DIODE 188355 TE 17 7030003430 S RESISTOR ERJ3GEVJ 821 V 820 0 1750000370 S DIODE DA221 TL 7030003510 S RESISTOR ERJ3GEYJ 392 V 3 9 kQ 1750000370 S DIODE DA221 TL 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kQ 1750000370 S DIODE DA221 TL 7030009670 S RESISTOR ERJ1WYJ390U 39 Q 1750000370 S DIODE DA221 TL 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kQ 1750000370 S DIODE DA221 TL 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kQ 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kQ S Surface
72. 8 0 10 99999 MHz H un 11 0 14 99999 MHz B5 40V B6 D 4 4 2 RIT CONTROL FRONT UNIT The RIT control shifts the RITL voltage in order to shift the receive frequency The voltage is applied to the A D con verter section of the CPU IC1 pin 92 The CPU shifts the N data for the DDS IC MAIN unit 2nd mixer Demodulator 90 to AF circuit 455 kHz 456 5 kHz LPF X2 010 i 4 4 3 CPU LOGIC UNIT The CPU IC1 contains an 8 bit CMOS CPU a 60 k byte ROM a 2 k byte RAM A 9 8304 MHz clock is used for rapid operation The CPU controls the operating frequency mode function display etc The memory channel information is stored in the EEPROM IC2 The Icom CI V network system allows the IC 78 to be remotely controlled by a personal computer using an RS 232C I O port PORT ALLOCATIONS LOGIC unit IC1 Port D ipti and escription AVXL Input port for the anti VOX voltage 11 13 SEN1 Input port for MAIN DIAL up down SEN2 signals 15 17 CONO Output control bit signals for the 1st E CON2 LO DDS circuit PLL unit IC6 Output reset signal for the DDS cir DRES cuits PLL unit IC2 IC6 and D A con verters MAIN unit IC3001 IC3004 IC3006 etc KIEL serial clock signal for the DDS pox quem PLL unit IC2 IC6 PDAT Outputs serial data signals for the DDS circuits PLL unit IC2 IC6 P55 Outputs strobe signals for the 1st LO o DDS circuit PLL unit
73. 80 4030006880 4030006880 4030006880 4030006880 4030011600 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030011600 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030011600 4030006880 4030006860 4030006880 4030006860 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030006860 4030006880 4030006880 4030011600 4030011600 4510007490 6330001320 6510007020 6510018960 6510018960 6510007020 6510018960 6510003390 6510021990 6510022000 S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC RELAY CONNECTOR S CONNEC
74. 80J T A MAIN UNIT 4030007090 4030007150 4030007050 4030007120 4030008650 4030008470 4030011600 4030011600 4030011600 4030006980 4030011600 4030007010 4030006880 4030008250 4030006880 4030006880 4030006880 4030006880 4030006880 4030006880 4030011340 4030006880 4030011600 4030006880 4030006880 4030007170 4030006880 4030006970 4030006970 4030006970 4030006880 4030006880 4030006880 4030011340 4030006880 4030006880 4510005810 4030006880 4510004640 4030011600 4030011600 4030006880 4510004440 4510004990 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030011600 4030006880 4030011600 4030008920 4030009980 4030006880 4030008470 4030011600 4030006880 4510004440 4030008470 4030007170 4030006870 4030011600 4030009970 4030011280 4030006860 4030008470 4030008850 4030009980 4030011600 4030011600 4030010020 S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S ELE
75. 9 NL 322522T 101J NL 322522T 101J NL 322522T 101J NL 322522T 101J ACL3225S 331M T NL 322522T 4R7J 3 NL 322522T 3R3J 3 NL 322522T 101J NL 322522T 101J NL 322522T 5R6J NL 322522T 6R8J NL 322522T 101J NL 322522T 2R7J 3 NL 322522T 3R9J 3 NL 322522T 4R7J 3 NL 322522T 5R6J NL 322522T 101J NL 322522T 2R2J 3 NL 322522T 2R2J 3 NL 322522T 101J NL 322522T R82J 3 NL 322522T 1R2J 3 NL 322522T 1R8J 3 NL 322522T 1R5J 3 NL 322522T 101J NL 322522T 1R2J 3 NL 322522T 1R0J 3 NL 322522T R82J 3 NL 322522T 1R2J 3 NL 322522T 101J NL 322522T R47J 3 NL 322522T R56J 3 NL 322522T R68J 3 NL 322522T R82J 3 NL 322522T 101J NL 322522T R39J 3 NL 322522T R39J 3 NL 322522T R47J 3 NL 322522T R56J 3 NL 322522T 101J NL 322522T R27J 3 NL 322522T R27J 3 NL 322522T R33J 3 NL 322522T R39J 3 NL 322522T 101J NL 322522T R18J 3 NL 322522T R27J 3 NL 322522T R33J 3 LR 358 LR 403 LS 483A C 14924 NL 322522T 101J LS 484B C 14927 LS 484B C 14927 LS 468 C 13958 LS 468 C 13958 LS 468 C 13958 ACL3225S 331M T LR 86 LR 397 LS 450 LS 450 ACL3225S 331M T LS 450 LS 450 LS 450 NL 322522T 101J NL 322522T 101J S Surface mount MAIN UNIT ORDER ORDER SST wa TE RE re 6140002220 6180000960 6180000960 6200003950 6200003950 6200001830 6200003950 6200003950 6200001830 6200001830 6200003260 6200001830 6200001830 6200003260 6200003260 6200003950 6200003330 6200003330 7030003370 7030003230 7030003370 7030003220 7030003
76. 952 0090 URL http www icomcanada com Icom Australia Pty Ltd A B N 88 006 092 575 290 294 Albert Street Brunswick Victoria 3056 Australia Phone 03 9387 0666 Fax 03 9387 0022 URL http www icom net au Asia Icom Inc 6F No 68 Sec 1 Cheng Teh Road Taipei Taiwan R O C Phone 02 2559 1899 Fax 02 2559 1874 Icom Europe GmbH Communication Equipment Himmelgeister Str 100 D 40225 D sseldorf Germany Phone 0211 346047 Fax 0211 333639 URL http www icomeurope com lcom Spain S L Crta de Gracia a Manresa Km 14 750 08190 Sant Cugat del Valles Barcelona SPAIN Phone 93 590 26 70 Fax 93 589 04 46 URL http www icomspain com Icom UK Ltd Unit 9 Sea St Herne Bay Kent CT6 8LD U K Phone 01227 741741 Fax 01227 741742 URL http www icomuk co uk lcom France Sa Zac de la Plaine Rue Brindejonc des Moulinais BP 5804 31505 Toulouse Cedex France Phone 561 360303 Fax 561 36 03 00 URL http www icom france com Count on us Icom Inc S 13707MZ C1 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan 2000 Icom Inc
77. 990 6510021990 6510021720 6510021720 6510022000 5030001820 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 5040002600 030003860 030003860 030003860 030003860 030003860 030003860 0910052055 6910012350 6910012350 6910012350 6910012350 8930051450 6910012350 6910012350 6910012350 6910012350 S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S ELECTROLYTIC S CERAMIC S CERAMIC S ELECTROLYTIC S ELECTROLYTIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CONNECTOR S CONNECTOR S CONNECTOR S CONNECTOR S CONNECTOR S CONNECTOR S CONNECTOR LCD LED LED LED LED LED LED LED LED LED LED LED LED LED LED LED LED LED LED LED LED LED S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER PCB S BEAD S BEAD S BEAD S BEAD LCD CONTACT S BEAD S BEAD S BEAD S BEAD ORDER EAR ECEV1CA100SR C1608 JB 1C 104KT N ECEV1HA010SR C1608 JB 1C 104KT N C1608 JB 1E 103K T A C1608 JB 1C 104KT N ECEV1CA100SR ECEV1CA100SR C1608 JB 1C 104KT N C1608 JB 1C 104KT N ECEV1CA100SR ECEV1CA100SR C1608 JB 1C 104KT N ECEV1CA100SR C1608 JB 1C 104KT N C1608 JB 1C 1
78. A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 CH 1H 220J T A C1608 CH 1H 390J T A C1608 JB 1H 102K T A C1608 JB 1H 102K T A C1608 JB 1H 472K T A C1608 JB 1C 473K T A C1608 CH 1H 120J T A TZBX4N100BA110T00 10P TESVA 1C 105M1 8L C1608 JB 1H 472K T A C1608 JB 1C 473K T A C1608 JB 1H 472K T A C1608 CH 1H 270J T A C1608 JB 1C 473K T A C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 CH 1H 471J T A S Surface mount PLL UNIT ORDER CI NN 4030011340 4030006880 4030006880 4030011600 4030011600 4030006940 4030006940 4030007100 4550002890 6510018960 6510022000 6510018960 030003860 030003860 030003860 030003860 030003860 030003860 8970023701 8970023710 0910052025 PA UNIT 1530000790 1530000190 1530000190 1530000200 1530000200 1540000500 1590001150 1790000710 1790000710 1790000710 1790000700 1790000700 1160000140 1730000480 6140002350 6140002980 6140003600 6140003590 6140003220 6910000670 6910000670 6910000670 6180001230 6200003840 6910000670 6910000670 2040000490 2040000490 6200003240 6200003240 6200008820 6200008820 2040000490 2040000490 7030003310 7030003360 7030003410 7030006210 S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S
79. A1576A T106R DTC114EE TL 2SK1740 TA 2SK1740 TA 2SK1740 TA 2SK1740 TA 3SK131 T2 MAS 3SK131 T2 MAS 2SK2171 4 TD 2SK2171 4 TD 2SK882 GR TE85L 2SK882 GR TE85L 2SK882 GR TE85L 28C4081 T107 R 2SA1576A T106R DTC114EE TL 28C4081 T107 R 28C4081 T107 R DTA114EE TL 28C4081 T107 R 2SK882 GR TE85L 3SK131 T2 MAS 28C4081 T107 R 2SA1576A T106R DTC114EE TL DTC114EE TL UMD6N TR UMD6N TR UMD6N TR 28C4081 T107 R DTC114EE TL DTC114EE TL 2SC4081 T107 R DTC114EE TL DTC114EE TL DTC114EE TL 28D1664 T100Q DTC114EE TL DTA114EE TL DTC114EE TL DTA114EE TL 28D1619 T TD DTC114EE TL MA77 TX MA77 TX MA77 TX S Surface mount MAIN UNIT ORDER ORDER SS wma ER 1790000620 1790000620 1790000620 1790000620 1790000620 1750000430 1160000070 1790001250 1160000070 1160000080 1160000070 1160000080 1160000070 1160000080 1160000070 1160000080 1160000070 1750000640 1750000640 1750000640 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790000620 1790001210 1790001250 1790001250 1160000070 1790000620 1730002450 1730002320 1790001250 1160000080 1160000080 1790001250 1790001250 1790001210 1790001250 1790001210 1790001210 1790001250 1750000370 1750000370 1790001250 1790001210 1160000080 1160000070 1160000070 1750000370 17300023
80. AMIC S CERAMIC CERAMIC CERAMIC S CERAMIC CERAMIC S CERAMIC CERAMIC S CERAMIC S CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC S CERAMIC NL 252018T 100J NL 252018T 330J SRYH 350L ERJ3GEYJ 183 V 18 kQ ERJ12YJ330U 33 Q ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 103 V 10 ka ERJ3GEYJ 471 V 470 9 ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 153 V 15 ko C1608 JB 1C 473K T A C1608 JB 1C 473K T A C1608 JB 1C 473K T A C1608 JB 1C 473K T A C1608 JB 1C 473K T A C1608 JB 1C 473K T A C1608 JB 1C 473K T A C1608 JB 1C 473K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 CH 1H 101J T A C1608 CH 1H 100D T A C1608 CH 1H 101J T A ECR LA010 A12 C1608 CH 1H 181J T A C1608 JB 1H 222K T A C1608 CH 1H 471J T A C1608 CH 1H 471J T A HM17SJ SL 821J 500V HM95SJ SL 271J 500V HM95SJ SL 271J 500V HM17SJ SL 821J 500V GRM42 6 CH 121J 500PT HM17SJ SL 821J 500V HM95SJ SL 221J 500V HM95SJ SL 181J 500V HM11SJ SL 301J 500V HM95SJ SL 221J 500V HM11SJ SL 391J 500V HM60SJ SL 680J 500V HM95SJ SL 221J 500V HM95SJ SL 221J 500V HM95SJ SL 221J 500V HM95SJ SL 221J 500V GRM42 6 CH 121J 500PT HM60SJ SL 750J 500V HM11SJ SL 331J 500V HM95SJ SL 271J 500V HM60SJ SL 101J 500V HM95SJ SL 221J 500V HM74SJ SL 151J 500V HM95SJ SL 201J 500V HM60SJ SL 101J 500V GRM42 6 CH 820J 500PT HM74SJ SL 151J 500V GRM42 6 CH 220J 500PT GRM42 6 CH 820J 500PT
81. C BOARD sis BUDA Dt R OE Te ta SENSE NN FILTER EIO T RR BLOCK DIAGRAM WIRING DIAGRAM VOLTAGE DIAGRAMS SECTION 1 SPECIFICATIONS E GENERAL Frequency coverage Receive Transmit 0 030 29 999999 MHz 1 600 29 999999 MHz Guaranteed range 0 5 29 999999 MHz Guaranteed range 1 600 1 999999 MHz 3 500 3 999999 MHz 5 000 7 999999 MHz 10 000 29 999999 MHz Mode Channel Frequency stability Power supply requirement Current consumption Transmit Receive Usable temp range Antenna connector Dimensions projection not included Weight e ACC connector e REMOTE connector M TRANSMITTER Modulation system SSB AM Output power SSB CW RTTY FM AM Spurious emission USB LSB CW AM RTTY FSK rate of stability less than 30 Hz hr at 25 C 77 F Temperature fluctuations 0 C to 50 C 32 F to 122 F less than 350 Hz 13 8 V DC 15 96 negative ground max power 20 0 A stand by 1 3 A max audio 2 0 A 10 C to 60 C 14 F to 140 F SO 239 50 Q 240 W x 95 H x 239 D mm 9746 W x 334 H x 913 2 D in 3 8 kg 8 lb 6 oz 13 pin 2 conductor 3 5 d mm 1 8 Balanced modulation Low level modulation 2 100 W 2 40 W Less than 46 dB below peak out put power e Sensitivity 10 dB S N Squelch sensitivity Audio output power M RECEIV
82. CERAMIC S CERAMIC S TANTALUM S CONNECTOR S CONNECTOR S CONNECTOR S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER S JUMPER E OTHER E OTHER PCB TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR S TRANSISTOR VARISTOR VARISTOR VARISTOR DIODE DIODE S DIODE S ZENER COIL COIL COIL COIL COIL COIL COIL COIL COIL S COIL COIL COIL COIL COIL S COIL S COIL S COIL S COIL COIL COIL S RESISTOR S RESISTOR S RESISTOR S RESISTOR C1608 CH 1H 471J T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 CH 1H 030C T A C1608 CH 1H 030C T A C1608 CH 1H 560J T A TESVA 1A 225M1 8L B2B PH SM3 TB 16FMN BMTTR TBT B2B PH SM3 TB ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V SX2241 0 8D COAXIAL TUBE 2 PL SX2241 ICOM SHIELD 1 PL B 5379E 28C1971 28C3133 28503133 2SC2904 2SC2904 2SD1585K UN9211 TX MA29B MA29B MA29B DSA3A1 DSA3A1 DAP222 TL RD10M T2B3 LR 274 RIBAX7X5 3A6 LR 143 LR 401 LR 400 LR 359 SK 10M 15YY 120 BLO1RN1 A62 001 BLO1RN1 A62 001 BLO1RN1 A62 001 LAL 04NA 8R2K MLF2012D R22K T BLO1RN1 A62 001 BLO1RN1 A62 001 EXC ELDR25C EXC ELDR25C NL 322522T 221J NL 322522T 221J HF70ACC 635050 T HF70ACC 635050 T EXC ELDR25C EXC ELDR25C ERJ3GEYJ 820 V 82 0 ERJ3GEYJ 221 V 220 0 ERJ3GEYJ 561 V 560 Q ERJ12YJARTU 4 7 Q 6 12 PA UNIT ORDER E se 7
83. CO circuit to change the capacitance of this diode and con trol the oscillation frequency The VCO oscillating signal is then buffer amplified at the buffer amplifier Q26 and amplified at the LO amplifier Q28 and finally applied to the MAIN unit as a 1st LO sig nal 4 3 3 REFERENCE OSCILLATOR CIRCUIT PLL UNIT The reference oscillator circuit consists of Q9 and X1 A 32 00 MHz reference frequency is oscillated to produce a 2nd LO signal DDS reference frequency and BFO DDS clock signal The 32 00 MHz reference frequency is doubled at Q10 to obtain the 2nd LO signal The resulting 64 00 MHz signal is filtered at the bandpass filter and is then applied to the MAIN unit via J1 as the 2nd LO signal e FREQUENCY CONSTRUCTION NI 1st mixer Q1101 01104 64 455 MHz Crystal filter 64 485 97 455 MHz Reference oscillator X1 32 0 MHz Loop filter xy 2nd LO BFO 64 0 MHz 453 3 4 4 LOGIC CIRCUITS 4 4 1 BAND SELECTION DATA MAIN UNIT To select the correct bandpass filter and low pass filter the CPU outputs the following band selection data from the I O expander MAIN unit IC3001 depending on the displayed frequency The band voltage is produced at the D A converter 13301 and IC2101c e Band selection data Bad BPF voltage LPF ma E e x eene m 2 0 3 99999 MHz 4 0 7 99999 MHz 5 0 V 15 0 21 99999 MHz 22 0 30 00000 MHz B2 B3
84. CTROLYTIC ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC ORDER SS zs C1608 CH 1H 470J T A C1608 CH 1H 151J T A C1608 CH 1H 220J T A C1608 CH 1H 820J T A C1608 JB 1H 332K T A C1608 JB 1H 272K T A C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 CH 1H 070D T A C1608 JB 1C 104KT N C1608 CH 1H 100D T A C1608 JB 1H 472K T A C1608 UJ 1H 120J T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 CH 1H 471J T A C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 CH 1H 221J T A C1608 JB 1H 472K T A C1608 CH 1H 060D T A C1608 CH 1H 060D T A C1608 CH 1H 060D T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 CH 1H 471J T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A ECEV1HAR47R C1608 JB 1H 472K T A ECEV1CA470SP C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1H 472K T A ECEV1HA010SR 16 MV 100 HC C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C 104KT N C1608 JB 1C
85. E E E26 O D A JE U emer sun r T JE s ola PA WS1 PA WS2 lo mme GJE DES E Se SE a demam menm eia a oe Eb i e umm mida ie mE me eee Em E e Md KA KA The combination of this page and the previous page shows the unit layout in the same configuration as the actual P C Board e BOTTOM VIEW PLL UNIT e BOTTOM VIEW PA UNIT VARISTOR BOARD P gt The combination of this page and the next page shows
86. E ORDER gt insulated tuning tool MUST be used for all adjustments 1110004080 S IC uPC2709T IC 78 MAIN UNIT 1 piece 5 DO NOT keep power ON for a long time when the 8810009130 Screw PH BO M3 x 12 NI ZU IC 78 CHASSIS 6 pieces transceiver is defective Addresses are provided on the inside back cover for your 6 DO NOT transmit power into a signal generator or a convenience sweep generator 7 ALWAYS connect a 50 dB or 60 dB attenuator between the transceiver and a deviation meter or spectrum analyser when using such test equipment 8 READ the instructions of test equipment thoroughly before connecting equipment to the transceiver SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION SECTION o ON Oo R N CO O OOOO OO OOO O 10 11 12 TABLE OF CONTENTS SPECIFICATIONS INSIDE VIEWS DISASSEMBLY INSTRUCTIONS CIRCUIT DESCRIPTION REGEVNER GRE US a oe tiet a AA E E TRANSMITTER Eeer ME PERU LOGIC CIRCUIT S EE zi EE EE ER i EN POWER SUPPLY CIRCUITS pusse ADJUSTMENT PROCEDURES PREPARATION BEFORE SERVICING i iii gne ERR EM po EA M pug PEEABJUSTEMENI Pm TRANSMITTER ADJUSTMENTS ii ib a RECEIVER ADJUSIMENTS ai tre emt o a erc io areas panier SET MODE ADJUSTMEN zione ne sid ld ii sil PARTS LIST MECHANICAL PARTS AND DISASSEMBLY SEMI CONDUCTOR INFORMATIONS BOARD LAYOUTS NAN NEU RE FA UNE orm FEE UNE ee LOGIC UNIT vase PHONE BOARD ista MI
87. ER Double conversion superheterodyne Receive system 0 16 uV 1 8 29 999999 MHz 13 uV 0 5 1 599999 MHz 2 0 uV 1 6 29 999999 MHz SSB CW RTTY AM Pre amp 1 ON Less than 5 6 uV SSB 100 channel Selectivity SSB CW RTTY More than 2 1 kHz 6 dB Less than 200 Hz from 1 min to 60 min after power ON After that nia Se AM More than 6 0 kHz 6 dB Less than 20 0 kHz 40 dB Spurious and image rejection ratio More than 70 dB 1 6 29 999999 MHz More than 2 0 W at 10 96 distortion with an 8 Q load 1200 Hz 3 conductor 6 5 d mm 1 4 2 conductor 3 5 d mm 1 8 8 Q at 13 8 V DC HIT variable range PHONES connector EXT SP connector Downloaded by RadioAmateur EU spurious frequency below 30 MHz 50 dB above 30 MHz 60 dB e Carrier suppression More than 40 dB Unwanted sideband suppression More than 50 dB 8 pin connector 600 3 conductor 6 5 d mm 14 Phono RCA Phono RCA Mic connector KEY connector SEND connector ALC connector All stated specifications are subject to change without notice or obligation le SECTION 2 INSIDE VIEWS e Top view PA AND FILTER UNITS Filter unit Predrive amplifier Q1 25C1971 Tx Rx switching relay RL13 AG201344 SWR detector L13 LR 391 D2 D3 188375 Drive amplifier Q2 Q3 28C3133 Power amplifier Q4 Q5 25C2904 Tx low pass filters
88. ESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR LR 270 TR6X3X2 349 LAL OSNA 102K LAL OSNA 102K HF50ACC 322513 T HF50ACC 322513 T NL 322522T 100J HF50ACC 322513 T HF50ACC 322513 T NL 322522T 100J NL 322522T 100J NL 322522T 101J NL 322522T 100J NL 322522T 100J NL 322522T 101J NL 322522T 101J HF50ACC 322513 T NL 322522T 1R0J 3 NL 322522T 1R0J 3 ERJ3GEYJ 271 V ERJ3GEYJ 180 V ERJ3GEYJ 271 V ERJ3GEYJ 150 V ERJ3GEYJ 271 V ERJ3GEYJ 180 V ERJ3GEYJ 271 V ERJ3GEYJ 101 V ERJ3GEYJ 104 V ERJ3GEYJ 104 V ERJ3GEYJ 104 V ERJ3GEYJ 102 V ERJ3GEYJ 223 V ERJ3GEYJ 222 V ERJ3GEYJ 472 V ERJ3GEYJ 101 V ERJ3GEYJ 151 V 150 9 ERJ3GEYJ 332 V 3 3 kQ ERJ3GEYJ 102 V 1 KQ NTCCM1005 4BH 332KC T ERJ3GEYJ 102 V 1 KQ ERJ3GEYJ 102 V 1 KQ ERJ12YJ150U 15 Q ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 681 V 680 0 ERJ3GEYJ 560 V 56 Q ERJ3GEYJ 100 V 10 9 ERJ3GEYJ 102 V ERJ3GEYJ 102 V 270 Q 18 Q 270 Q 15 Q 270 Q 18 Q 270 Q 100 Q 100 kQ 100 kQ 100 kQ 1 kQ 22 kQ 2 2 kQ 4 7 kQ 100 Q kQ kQ ERJ3GEYJ 102 V 1 kQ ERJ3GEYJ 102 V 1 kQ ERJ3GEYJ 271 V 270 Q ERJ3GEYJ 180 V 18 Q ERJ3GEYJ 271 V 270 Q ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 102 V 1 ka RV 110 RHO3A3AS4X0AA 473 ERJ3GEYJ 101 V 100 0 ERJ3GEYJ 223 V 22 kQ ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 472 V 4 7 kQ NTCCM2012 3NH 103KC T ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 222 V 2
89. F22 uu Seer Gs uw Om MP1 zi L Weg N 2217 ECH B m a gt ARE I TL UP le 8 qo DETTE TT EE gom Ra E L iS Re305 R2701 3872 EB op ami zm si D Lap NS Am E BRAV eis pajji z SE A ma BAZE N lt ISIEN ip S Rm gm SE SE 8 8 E sg B JED wenn AB Hj p y S UB em a B Bc U ax SS s Eet NE EE Grp FEL sick be L S 8 Rig AP us gg T m a B gg T am BB aw ND o tie it py TEL JSP pep fei me BR Sr ne SS a x O Cia pp IE E Es Bs CIS gt A cm RM ea Cel 4 BP g or que RU Ci Tm L RISE uas 5 8 kd Es RUD HW e B s S B 3 8 SE Oo paia Ja cn a E E INE EJ Qna 01104 CIS a jon BBJELBS ATi EL gee sam Elma om Om u jm pend LN LL sie Bra EL Nemes a E NY Ben ET us om mm mm BR E m pu om SO S cms pa MOM OG cup que A deg dd 5 me Hug O Y p wad am BEE te M S C1515 E 89 Z ganas i E Jo B cl ALO rm 1 eg g 1501 TM 288 me e SM ma e BB e am C3404 Em lre aa M L a mi tunm g Ga mE KR E EL YA S CP1621 CP1622 AS Cas J n H eu NO C3401 L106 El v TRE SI NIE L151 BEE Q M t bote Rus cp Na DU EO Co Fai BB 8 gt m E JE do ABE LE FTI301B 1305 I H ka ER SEE 2 RH e m o BE Ta SL us N 513 e Log i FR em E E E O 4 BESBESGOBSSSSZEZZ e BE ums C308 EEES OD 9222 mte RR OR BH CH B sg LADO 170 S ap Ei E ene ge WM Wa E um in LITE e J42 1 J4
90. FOR voltage from the FILTER unit is applied to the RF meter amplifier 1C1751a pin 2 via the ALC amplifier IC1701c The amplified voltage is output from pin 1 1C1751a and then applied to the A D converter section of the CPU IC1 pin 99 in the LOGIC unit e ALC CIRCUIT R1713 R1729 R1712 FOR voltage REF voltage ENS R1716 D1704 ROLE C1707 R1714 ALC AMS K gt 2 8VO Q1703 R1709 e IC3301 DA R1703 POCV line R1708 lt psu setting gt Er E R1730 C _5V O D1707 D1702 EALC 14V O external ALC e NI D1706 D1701 JD1703 je 4 3 PLL CIRCUITS 4 3 1 GENERAL DESCRIPTION The PLL unit contains 2 DDS circuits for generating a 1st LO signal 64 485 94 455 MHz variable and a BFO frequency 453 5 456 5 kHz The 1st LO PLL employs a 1 loop DDS PLL whose reference oscillator is also used as the 2nd LO signal 64 00 MHz fixed The DDS Direct Digital Synthesizer circuit performs signal sampling generation of digital sine wave and digital phase detection 4 3 2 1ST LO CIRCUIT PLL UNIT The PLL contain one VCO circuit Q18 D4 for all HF band coverage within 1 Hz step The VCO oscillation signal is buffer amplified at Q26 and is then amplified at Q29 Q32 and Q30 The resulting signal is applied to the DDS IC IC6 The DDS IC outputs pulse type signals The signals are applied to the loop filter to be converted into DC voltage lock voltage The lock voltage is applied to the varactor diode D4 in the V
91. G CIRCUIT FILTER AND MAIN UNITS The RF switching circuit leads receive signals to bandpass filters from the antenna connector while receiving While transmitting this circuit leads signals from the RF power amplifier to the antenna connector This circuit includes a 20 dB RF attenuator circuit to prevent distortion from very strong signals HF signals from the antenna connector pass through the transmit receive switching relay RL13 and low pass filter L14 C14 C16 and are then applied to the MAIN unit via J3 MAIN unit J701 The signals from the FILTER unit are either bypassed or are attenuated at the 20 dB attenuator D701 R703 The sig nals are then applied to RF filters 4 1 2 RF BANDPASS FILTER CIRCUIT MAIN UNIT HF bandpass filters pass only the desired band signals and suppress any undesired band signals The RF circuit has 7 RF bandpass filters BPF for signals above 1 6 MHz and 1 low pass filter LPF for signals and suppress any undesired band signals 1 0 03 1 6 MHz The signals pass through the low pass filter L821 L822 C822 C824 to suppress unwanted frequencies The fil tered signals are bypassed a pre amplifier by a BPF control signal BO and preamp control signal PROF and are then applied to the 1st mixer circuit Q1101 Q1104 2 1 6 2 0 MHz The signals pass through a bandpass filter L831 L833 L835 L836 C831 C834 C837 C840 to suppress unwant ed frequencies The filtered s
92. JS1311 AJS1311 AJS1311 AJS1311 AJS1311 AJS1311 AG 201344 10FMN BTRK TMP J01X V6 TMP J01X V6 IPS 1136 IPS 1136 IPS 1041 4 IPS 1041 4 ERJ12YJOROOU ERJ3GE JPW V ERJ3GE JPW V B 5381F CHASSIS PARTS 6 14 2710000520 8900009501 8900009511 8900009511 8900009521 8900009531 8970023670 8970023680 8970023690 8930021010 6910000310 6910000340 FAN CABLE CABLE CABLE CABLE CABLE E OTHER E OTHER E OTHER PLUG PLATE SHEET ORDER SS seems 6510000370 CONNECTOR MR DS SB0812H ICOM 00 OPC 939A OPC 940A OPC 940A OPC 941A OPC 942A SX2241 1 5D COAXIAL A 1 CH SX2241 1 5D COAXIAL B 1 CH SX2241 1 5D COAXIAL C 1 CH DOMED PLUG DP 500 B312D INSULATION WASHER P101 KD INSULATION SHEET S Surface mount SECTION 7 MECHANICAL PARTS AND DISASSEMBLY FRONT UNIT CHASSIS PARTS ORDER ORDER me Sg vm fo A Speaker VS 50 0827 Snap plate HLJ0999 01 480 2241 front panel 2241 21 key 2241 3 key 2241 power key 2241 lock key 2241 sub chassis assembly Knob N261 Knob N261 Knob N272 Knob N272 Knob N278 6510000370 2 10000520 8930021010 6910000310 6910000340 8110007050 8110007060 8010018020 8930037001 8930002900 8010001520 8930005790 ANT connector MR DS Fan SB0812H ICOM 00 Domed plug DP 500 B312D insulation washer P101 KD insulation sheet Bottom cover 2241 L cover Top cover 2241 U cover 2241 chassis 1691 grounding plate 1 Rubber foot A
93. MAT 10k i 150p 82 E 2SK1740 01 T 01 Til h r a i 14V gt e O ATT OFF OV T J RA FE MIRROR EM A Zenger 32 S e L831 ZUH E qe gt gt PRE ON 1 0V MM pa c28 C29 C30 220P ces ceg cs2 68P 034 EJES SSC 100uH Des WA 5 6uH PRE OPE d qu Tx OV SE SC ALC 220p 180p 300p 390p 390p 390p p 0 0047 vy DTC114EE L813 L814 LINE ON 6 4V C831 0 001 0 012 I Rg33 R832 PRON me Q1507 Rx 5 8V Q1509 RX DAN 00 N T a Q AHY 103 L9 L10 m 100uH 100uH LINE OFF OV iM R831 T C832 470 470 Bus 8 0V 8 0V 2 530 CP1501 2504081 DTA114EE R1615 S R1610 0 1 6 0V ares R1625 ago A LA 480 LA 481 G T C4006 VA d MT 470 00018 il 0 1 R1401 Q1505 Q1601 C1602 10k 4 R1621 470 470k ogy SEND 0 1 ders Pak B 220 R1503 R1506 oam L Se I SE 20 SATEB DER N 28C4081 0 001 Q1611 L1611 100 Q1603 edt C4007 DTA114EE F i Seu Q1401 w Q1501 100 L1501 Q1502 10h Ip Ud T 330uH C1510 AN 47k 2SC4081 R1612 E LS 450 3SK131 ret 0 1 C811 C813 C815 D803 DEN Less pene Fr SK2171 LR 397 2 LS 450 2SK882 LS 450 0 1 R1514 lt R1516 T To 332KCT F ZEL e BFO 01 0 0015 0 0097 MA77 LINE OFF 0V 2 2uH LINE SEPIUS MATT 2 ER 99 2SK88 EE Ea 47k 2 2M Tx 0V R1520 R1521 C1515 C15169R1522 s jen Ale S C1625 L1621 DAN202K i Sea mee DENSIS a Ebr 31472 4 11 4 T T na 347 T D1501 ln Q1504 Rx 6 5V 68k Mk lot Jo D RE 2 2k fij 0 1 LS 450 FEST BE en 4 s Rx OV F C846 L843 D l 188375 i 2SC4081 J DE R1617 B a C1624 d 1 1p PLL unit C4009 ift corz Lesta Los E
94. MIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S TRIMMER S TANTALUM S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC ORDER JET ero C1608 CH 1H 0R5B T A C1608 CH 1H 150J T A C1608 PH 1H 121J T A C1608 CH 1H 101J T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A ECEV1CA101UP C1608 JB 1H 472K T A C1608 CH 1H 220J T A C1608 CH 1H 020C T A C1608 CH 1H 270J T A C1608 CH 1H 0R5B T A C1608 CH 1H 220J T A C1608 JB 1H 472K T A C1608 JB 1H 102K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 CH 1H 010C T A C1608 JB 1H 472K T A C1608 CH 1H 331J T A C1608 JB 1H 102K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 102K T A C1608 CH 1H 560J T A C1608 CH 1H 390J T A C1608 CH 1H 240J T A C1608 CH 1H 080D T A C1608 CH 1H 330J T A C1608 JB 1H 472K T A C1608 JB 1H 102K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 102K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 102K T A C1608 CH 1H 101J T A C1608 CH 1H 560J T A C1608 CH 1H 040C T A C1608 CH 1H 120J T A C1608 CH 1H 680J T A C1608 CH 1H 560J T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T
95. ND MAIN UNIT ND GO PO O Oo m P OO O SONO O1 BON PLL UNIT ist L JA P3 J201 io Ja ug 1LOE 2 2 b 1LOE P1 J401 1 p MO d 1 1 b 210 2 W102 q 2 2 b 2LOE P5 J2001 wigs 41 be o 2 2 p BFOE P1 J4502 1 1 D SPO 2 20 SPE 1121 KEY a o m gt e O STAR O 14V O PA UNIT PAO FILTER UNIT ACC ALC SEND EXT SP REMOTE ELEC KEY AFO 12 MOD 11 SQLS 13 FSKK GND KEY BAND ALC EALC o GND SE be SEND 2 GND MEJ J4501 ESPO SPE E CIV ere CIVE O DASK eg DOTK _ oN GND 2 Downloaded by PLL unit WS1A PLL unit WS1B SECTION 12 VOLTAGE DIAGRAM RadioAmateur EU
96. ND gt 6 ba 1 D15 4 E 114 C225 C226 io GND 10 le LL S gt CON CLK d 188226 ES dy 932 WA 2 046 cas H n Sell CP2 CP20 2 5V 25C2714 4 2SC2714 0 0047 NE IC7 d PHOE DATA 2 9V w S deg Re Ta HD66100F PHO 1k STRB 10k C R8 R160 C127 0 5V PHO es vss 220 ok Gi Ge C45 C44 36 GND SC 1287 P2 9 09 22V 47 0 0047 GND H34 TREE PST 1k RESET 100uH L42 GND 1 mc 10b i DAE H CIVE o MICE 9b MICE o CIV R36 4 6V 3 lano sb C47 43 TG EEE ALMS K T 4 laro E 0 0047 e HF50ACC322513 B R195 R196 NC 10uH 5 SEND 6 Gi L44 100uH P43 47k 47k 5 e Isas 5b EP45 T MMZ1608Y102BT EN KEY R38 A ET E a P46 MMZ1608Y102BT e bar ei b i 9 GND 2 L47 188355 R63 DOK o GND ib HF50ACC322513 B Res Q2 Ea GND R40 E O ON DOTK Tk DASK 10 ANDO BEEE VOXL Reus TM mai c SEKE e J1 10 GND 1 D E R42 9 are 2 O ea H Bee 1k ala a ALML EA Z H E ee ES 5 us 48V ess J C34 2 2k C149 4 AFO 7 b pud H H H SDE CO SA E E ZO E TITTI 100 ZZ 0 0047 R135 a 3 EsPO 8 p T La T TT TR L1 BEEP I D16 1k 0 00 5 2 ESPO 9 ob L48 Tl BN c5 10uH l DNB to MA2S111 2 ETCOO C1 C3 1 ESPO 10 S HF50ACC322513 B i 10 RXS MAIN SYSCLKO ETCO1 H N coluolst eo au o loo oo IN co jo s lo lex o lalo IN co E EEE TXS unit i d S a gt gt 05 o o o eo 0 foo 0 0 oo eo co Joo eo NIN P J4201 R136 EECH De Fa EEE FE EOOROAZSOSADODLOMEOT ZO INNU 1k VDD 222 2222Z00XX SESS SLL 00
97. O COM SERVICE MANUAL HF TRANCEIVER IC 78 Downloaded by RadioAmateur EU Icom Inc INTRODUCTION DANGER This service manual describes the latest service information NEVER connect the transceiver to an AC outlet or to a DC for the IC 78 HF TRANSCEIVER at the time of publication power supply that uses more than 16 V This will ruin the transceiver To upgrade quality all electrical or mechanical parts and internal circuits are subject to change without notice or obligation DO NOT expose the transceiver to rain snow or any liq uids DO NOT reverse the polarities of the power supply when SEH DO NOT apply an RF signal of more than 20 dBm 100 mW to the antenna connector This could damage the transceiver s front end HF TRANSCEIVER TcoM IC 78 i H MODE CALL TONE s NB SET GND AF 2 RF SQL RIT 2 SHIFT PHONES T M UM muwa Fc vonl UPA ORDERING PARTS REPAIR NOTES Be sure to include the following four points when ordering 1 Make sure a problem is internal before disassembling replacement parts the transcelver 1 10 digit order numbers 2 DO NOT open the transceiver until the transceiver is 2 Component part number and name disconnected from its power source 3 Equipment model name and unit name 3 DO NOT force any of the variable components Turn 4 Quantity required them slowly and smoothly 4 DO NOT short any circuits or electronic parts An SAMPL
98. OLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S ELECTROLYTIC ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC ELECTROLYTIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC S CERAMIC ERJ12YJ271U 270 Q ERJ3GEYJ 681 V a Q MCR10EZHJ 47 Q 470 MCR10EZHJ 47 Q 470 ERJ1WYJ121U 120 9 ERJIWVJ121U 120 9 ERJ3GEYJ 4R7 V 4 7 2 ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 102 V 1 ko ERJ1WYJ3R3U 3 3 Q ERJ1WYJ3R3U 3 3 Q ERJ12YJ100U 10 9 ERJ12YJ100U 10 Q ERJ12YJ101U 100 Q EVN 2ACA00 B52 501 ERJ1WYJ100U 10 Q ERJ12YJ561U EVN 2ACA00 B23 202 5 SI 0 012 Q J ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 4R7 V 4 7 2 ERJ3GEYJ 681 V 680 Q ERT D2FHL 333S ERJ3GEYJ 182 V 1 8 kQ ERJ1WYJ100U 10 Q ERJ1WYJ100U 10 Q ERJ1WYJ3R3U 3 ERJ1WYJ3R3U 3 ERJ1WYJ3R3U 3 ERJ1WYJ3R3U 3 C1608 JB 1H 472K T A C2012 JB 1H 102K T A C2012 JB 1H 472K T A C2012 JB 1E 473K T A GRM42 6 SL 472J 100PT GRM42 6 SL 472J 100PT GRM42 6 W5R 102K 500PT HM11SJ SL 391J 500V GRM42 6 W5R 102K 500PT HM95SJ SL 221J 500V HM95SJ SL 221J 500V KD20C 102J5 KD19C 8215 C1608 JB 1C 473K T A C1608 JB 1C 473K T A ECEV1EA470UP C2012 JB 1E 473K T A C1608 JB 1H 102K T A C1608 JB 1C 473K T A C1608 JB 1C 473K T A C1608 JB 1C 473K T A ECEV1EA470UP 1
99. R S RESISTOR S RESISTOR S RESISTOR S TRIMMER S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S TRIMMER S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR ERJ3GEYJ 682 V 6 8 kO ERJ3GEYJ 102 V 1 kQ ERJ3GEYJ 221 V 220 Q ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 470 V 47 Q ERJ3GEYJ 471 V 470 0 ERJ3GEYJ 273 V 27 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 222 V 2 2 kQ ERJ3GEYJ 101 V 100 9 NTCCM2012 3FH 332KC T RV 148 RHO3A3AS3XODA 472 ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 103 V 10 kQ NTCCM1005 4BH 332KC T ERJ3GEYJ 101 V 100 Q ERJ3GEYJ 222 V 2 2 kQ ERJ3GEYJ 561 V 560 Q ERJ3GEYJ 471 V 470 9 ERJ3GEYJ 474 V 470 kQ ERJ3GEYJ 224 V 220 kQ NTCCM1005 4BH 332KC T ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 104 V 100 kQ ERJ3GEYJ 104 V 100 kQ ERJ3GEYJ 331 V 330 Q RV 108 RHO3A3A15X05A 104 ERJ3GEYJ 224 V 220 kQ ERJ3GEYJ 104 V 100 kQ ERJ3GEYJ 225 V 2 2 MO ERJ3GEYJ 331 V 330 Q ERJ3GEVJ 104 V 100 kQ ERJ3GEYJ 105 V 1 MQ ERJ3GEYJ 274 V 270 kQ ERJ3GEYJ 123 V 12 kQ ERJ3GEYJ 471 V 470 0 ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ
100. R S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S CERAMIC S CERAMIC S CERAMIC S CERAMIC ERJ3GEYJ 183 V 18 kQ ERJ3GEYJ 682 V 6 8 ko ERJ3GEYJ 333 V 33 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 223 V 22 kQ ERJ3GEYJ 331 V 330 Q ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 223 V 22 ko ERJ3GEYJ 223 V 22 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 221 V 220 2 ERJ3GEYJ 221 V 220 Q ERJ3GEYJ 221 V 220 Q ERJ3GEYJ 221 V 220 Q ERJ3GEYJ 221 V 220 Q ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 221 V 220 Q ERJ3GEYJ 221 V 220 Q ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q ERJSGEYJ 221 V 220 Q
101. R S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR ERJ3GEYJ 103 V 10 kQ ERJ3GEYJ 562 V 5 6 kQ ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 101 V 100 9 ERJ3GEYJ 103 V 10 ka ERJ12YJ391U 390 Q ERJ12YJ271U 270 Q ERJ12YJ391U 390 Q ERJ12YJ471U 470 Q ERJ3GEYJ 471 V 470 Q ERJ3GEYJ 471 V 470 9 ERJ3GEYJ 220 V 22 Q ERJ3GEYJ 470 V 47 Q ERJ3GEYJ 220 V 22 Q ERJ3GEYJ 471 V 470 Q ERJ3GEYJ 471 V 470 9 ERJ3GEYJ 471 V 470 2 ERJ3GEYJ 471 V 470 9 ERJ3GEYJ 471 V 470 9 ERJ3GEYJ 471 V 470 9 ERJ3GEYJ 471 V 470 9 ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 47
102. RANSISTOR DTA114EUA T106 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 KQ 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1160000070 S DIODE DAN202K T146 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1160000070 S DIODE DAN202K T146 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1160000070 S DIODE DAN202K T146 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1750000550 S DIODE 188355 TE 17 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1160000070 S DIODE DAN202K T146 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1750000550 S DIODE 188355 TE 17 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1160000070 S DIODE DAN202K T146 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1750000550 S DIODE 188355 TE 17 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 100 ko 100 ko 100 ko 1160000070 S DIODE DAN202K T146 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1750000550 S DIODE 188355 TE 17 7030003640 S RESISTOR ERJ3GEY 473 V 47 kQ 1160000070 S DIODE DAN202K T146 7030003640 S RESISTOR ERJ3GEY 473 V 47 kQ 1750000550 S DIODE 188355 TE 17 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kQ 1160000070 S DIODE DAN202K T146 7030003640 S RESISTOR ERJ3GEY 473 V 47 kQ 1750000550 S DIODE 188355 TE 17 7030003640 S RESISTOR ERJ3GEY 473 V 47 kQ 1160000070 S DIODE DAN202K T146 7030003640 S RESISTOR ERJ3GEYJ 4
103. RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR 10 kQ 10 kQ ERJ3GEYJ 103 V ERJ3GEYJ 103 V ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 471 V 470 2 ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 104 V 100 kQ ERJ3GEYJ 184 V 180 kQ ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 104 V 100 kQ ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 823 V 82 kO ERJ3GEYJ 224 V 220 ko ERJ3GEYJ 224 V 220 kQ ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 560 V 56 Q RV 156 RHO3A3AJ5 224 ERJ3GEYJ 223 V 22 kQ ERJ3GEYJ 682 V 6 8 kQ ERJ3GEYJ 682 V 6 8 kQ ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 221 V 220 9 ERJ3GEYJ 561 V 560 Q ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 473 V 47 kQ RV 148 RHO3A3AS3X0DA 472 ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 331 V 330 Q ERJ3GEYJ 472 V 4 7 kQ NTCCM1005 4BH 332KC T ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 561 V 560 Q ERJ3GEYJ 561 V 560 Q ERJ3GEYJ 822 V 8 2 kQ RV 156 RHO3A3AJ5 224 ERJ3GEYJ 563 V 56 kQ ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 104 V 100 ko ERJ3GEYJ 474 V 470 ko ERJ3GEYJ 223 V 22 ko ERJ3GEYJ 102 V 1 ko RV 150 RHO3A3A14X0FC 103 ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 104 V 100 kQ ERJ3GEYJ 104 V 100 kQ ERJ3GEYJ 473
104. S86 ay DS89 d Q71 3 9k 100k DS1 TLYU1002 T TLYU1002 TLYU1002 T TLYU1002 TLYU1002 TLYU1002 TLYU1002 Hi 6 6V DTC114 EU C165 10V Po 25C2714 R171 R172 A0087 GEN TZBX4N100BA110T Se 180 180 LCD OFF 4 9V 10p C62 C63 L19 0 o cy DS72 vy DS75 MW DS78 ay DS81 my DS84 K DS87 y DS90 0047 E544GN 110248 Va TLYU1002 TLYU1002 TLYU1002 TLYU1002 T TLYU1002 TLYU1002 TLYU1002 W70 0 001 0 00 C111 Ge 13V 5V 090 9091 SENI C162 3 3k 1 9V SEN2 P21 T 12p Q1 8 GND j 2SK508 e gt C104 L41 R54 1 STRT Es E PUB D 0 0047 100 S ou 100k a 5 L101 HF50ACC322513 B s V p C65 SR74 5 138 d2 5 L J 1p 8 2k 1uH NNCD6 2G d3 SNDS R24 L27 D4 2 4V 7 9V d4 8V 2k R25 LW 25 KV1470 C64 R49 2 2N at L102 yo HF50ACC322513 B do lav 2k 0 0047 T 220 C129 P20 o L103 pHF50ACC322513 B dg l uv R2 7 R7 SE D B 1104 HFB0ACCO225138 e HE50ACC322513 B dz lis Ko R88 R158 P22 R26 100 2 NY 220 100 100 R90 L42 HEP 8 14V 1k R27 Q26 1 4V 470 S 8 8 Dk 0 82uH q FSKK lt 2SC2714 wi e 82S NPR MICE GE O gt gt gt gt gt 777 EEEEPPPP S S S gt 5 dd MIC gt Ce g t cus 68y oe 78V 2 ND 2 P gt Ea im 1k 9 047 l R75 C103 R78 il X Ei 9 0047 bh 4 GND 4 og TO sais to 3 9k 0 0047 S100 5 gt PSE T zi L48 C130 R120 VO CZ d SEND MAIN 22213 L39 R159 0 68uH 0 001 47k GND O 85 ZZZ 2 Q29 R89 SJ 82H 10k R117 7 SFTL 7 B 3 q SEND J4401 R30 Z Z Z cus 2802714 470 C159 47k O 8 GND 8 2 SE
105. SISTOR S TRANSISTOR S VARICAP S DIODE S DIODE S DIODE XTAL S COIL S COIL COIL COIL S COIL COIL COIL S COIL S COIL S COIL S COIL S COIL S COIL COIL S COIL 30FLT SM1 TB 30FLT SM1 TB HSJ0807 01 010 B2B PH SM3 TB TCS5044 01 4111 JPJ2042 01 110 HSJ0807 01 010 HLJ7000 01 3010 ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V ERJ3GE JPW V B 5378G MMZ1608Y 102BT TA7805F TE16L M65343FP SC1287 SC 1246A TC190G08AF 0046 Z TC4SU69F TE85R 25C2714 0 TE85R 25C2714 0 TE85R 25C2714 0 TE85R 25C4081 T107 R 2SK508 K52 T2B 25C2714 0 TE85R 25C2714 0 TE85R 25C2714 0 TE85R 25C2714 0 TE85R 25C2714 0 TE85R DTC114EUA T106 25C4081 T107 R 25C4081 T107 R KV1470TL 158184 TE85R 155226 TE85R MA2S111 TX CR 337 32 000 MHz ELJPA 100KF 10U NL 322522T 100J LW 25 LS 472C C 15045 NL 322522T 100J LS 471A C 14922 LS 471A C 14922 NL 322522T 100J MLF1608A 1ROK T MLF1608A 1ROK T NL 322522T 101J NL 322522T 120J NL 322522T 150J E544GN 110248 NL 322522T 100J PLL UNIT 6 10 6170000230 6170000230 6200001830 6200003050 6200003430 6200003420 6200003430 6200003450 6200001 720 6200003050 6200001830 6200003050 6200003160 6200001710 6200003150 6200001830 6200003040 6200004470 6200004470 7030003320 7030003480 7030003400 7030003320
106. Surface mount MAIN UNIT ORDER ORDER ER ER 7030003540 7030003440 7030003360 7030003640 7030003280 7030003400 7030003610 7030003640 7030003480 7030003320 7510000721 7310002720 7030003560 7030003560 7510001330 7030003320 7030003480 7030003410 7030003400 7030003760 7030003720 7510001330 7030003560 7030003560 7030003680 7030003680 7030003380 7310002580 7030003720 7030003680 7030003840 7030003380 7030003680 7030003800 7030003730 7030003570 7030003400 7030003640 7030003640 7030003620 7310002740 7030003620 7030003800 7030003400 7030003560 7030003680 7030003560 7310002580 7030003790 7030003840 7030003760 7030003440 7030003440 7030003840 7030003830 7030003720 7030003680 7030003800 7030003560 7030003580 7030003320 7030003800 7030003580 7030003500 7030003440 7030003600 7030003560 7030003640 7030003440 7030003280 7030003680 7030003650 7030003440 7030003320 7030003600 7030003320 7030003360 7030003400 7030003380 7030003480 7030003480 7030003400 S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S THERMISTOR S TRIMMER S RESISTOR S RESISTOR S THERMISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S THERMISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S TRIMMER S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTO
107. TOR S CONNECTOR CONNECTOR S CONNECTOR CONNECTOR S CONNECTOR S CONNECTOR C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 CH 1H 470J T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1C 104KT N C1608 JB 1H 472K T A C1608 JB 1H 102K T A C1608 JB 1H 472K T A C1608 JB 1H 102K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 472K T A C1608 JB 1H 102K T A C1608 JB 1H
108. Tp 10k 0 1 Sy 9 330 DAF202K R1752 Tx 3 2V 2 2M Tx 1 8V 4 73 26V 15k 3 3k D1803 Alga C2001 p HT como R2003 ial C4003 is displayed in the table below 470 i ik L m gt 4 NJM2904M 2 2m ov Rc26V Ri ki 158375 S 0 1 0 1 100 pos RI 5 ANN ov 4 E t LINE ON 6 5V NW lt 1 R1815 R1901 C1901 R1903 aj uper PUE LINE OFF OV lt 13 1V E SOR Cima Hu em 18 Lin R1806 R1814 ven al Io 33 1k D1901 to ial MHz name LINE ON 7 0V C865 C867 D808 i 100k 220 1k 14 Ri803 L A pA MIN ANN 188375 2004 LOGIC ar 0 03 1 59999 BO 00 LINE OFF OV TA 680p 330p ING MA Diss 4 8V 0 0047 91703 m 2 12 4 18m Lu YE Y T 1k gt F C2007 C2008 R2004 22005 an unit n MA7 3 Np S ve Go ma 2511576 Y VW ee SE o i 01 Jor Jee Jor Jo E us J val L861 L862 C866 51865 y 4 D1707 Tx 5 2V NY R1754 C1752 1488375 k 10 i 0 0047 0 0047 R1906 raj pI 2 0 3 99999 D811 100uH 9 1 2uH C863 0 0027 1 2uH D815 MA2S111 IC1701B Rx 5 7V 470k 0 1 NJM2904M T T NJM2058 100 R gt 56k 8 0 0047 m i BAF SAMT TY E gE Se EE WA lu NJM2058M REN ss av Tau sees POM I OcU 6 5V l cl el Sl 0151 GND R35 3 3 Tx 12 2V 1 Br 8 0 10 99999 C861 Mm 3 333333 Ed o Tx 1 3V Tx 12 3V 3 3 Q4 Rx 13 3V PAI 00047 5 ye ER 11 0 14 99999 0 1 R861 0862 F C864 R862 reg D1701 mw ALHS FA S S S S S SI ND AG Tx 0 6V 0 22uH 4 7 J6 540 Laus 330p 1k Mal ELLOS LAA 1C235 L2301 TBV d 7 i R2213 a Ri
109. V 47 kQ ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 104 V 100 kQ RV 148 RHO3A3AS3X0DA 472 ERJ3GEYJ 471 V 470 0 ERJ3GEYJ 104 V 100 kQ ERJ3GEYJ 104 V 100 ko ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 472 V 4 7 kQ ERJ3GEYJ 101 V 100 0 ERJ3GEYJ 273 V 27 kQ ERJ3GEYJ 222 V 2 2 kQ ERJ3GEYJ 822 V 8 2 ko ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 561 V 560 Q ERJ3GEYJ 473 V 47 kQ ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 103 V 10 ko ERJ3GEYJ 102 V 1 ko ERJ3GEYJ 471 V 470 Q ERJ3GEYJ 4R7 V 4 7 Q ERJ1WYJ3R3U 3 3 Q ERJ3GEYJ 473 V 47 kQ S Surface mount MAIN UNIT ORDER Li ooo 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003360 7030003360 7030003360 7030003520 7030003520 7030003680 7030003680 7030003400 7030007660 7030006520 7030003350 7030003350 7030003560 7030003680 7030003320 7030003320 7030003440 7030003740 7030003680 7030003520 7030003400 7310002590 7030003440 7030004040 7030004040 7030004040 7030004040 7030004040 7030004040 7030004040 7030003440 7030003320 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003440 7030003510 7030003440 7030003440 7030003560 7030003440 7030003510 7030003640 7030003640 7030003640 7030003640 7030003
110. V HF70ACC635050 T L27 D E C4102 1D62783AF 16 R3011 BU4094BCF VCC VDD 1 i R3506 i 4206 Tk DG uN9211 ra C56 HF70ACC635050 T AND dads EST 4 18 2N3K a LOT ACID kat IC340 l T ER d L3502 zyj _ gt 9 00047 CH Ji leg cee ane GND L 1 Cum zw AOI A00 ttv TA7808S DISCHARGE TR L i RA204 TR DE l d d en C4101 R4102 ia 2 16 MV NOP DO A08 VTH QUT R EST x O 01 l R29 C55 mn GND GND 0 0047 109 a 3 15 R3013 LD AO7 VCONT RESE C3507 C3509 C3510 C3511 C3512 BST R4203 6 A 0 047 ie q WAR PWS POWS 4 14 ATT8 CLK AO6 i 47 o5 C3508 0 1 10 Z 01 47 Zi M peser TE WY 5 n joh _ DAP222 Ls we IC3003 Ea A a Tr i PONS BLO1RN1 A62 001 Rx 13 3V A 14v i TD62783AF 7 AO1 AO4 7 7 ZZ D3503 i G 2 R30 Hd 14V 8 AO2 AO3 C3401 C3402 C3403 C3404 MA8051 MC MR 2 Ha FE a RD10M B3 ERT D2FHL333S LA 14V Wa 9 GND VSS 100 01 01 100 ME 0 0047 SS ISL ISL ISL S d 14V T i i NO T SIE er 2 1C3301 MDA ST x uw el losis ICL 22 02007 Zz 63006 M62352GP h EEN i ic ADA SI eS lS AS a SNE R31 054 BLO1 RNO1 A62 001 PATS dida dd a AE me la OCE POOR ORZESZE RANA a ROA AA MDA ER sjosjodos PA UNI 1 8k gb d ICH i da d E HV o MBA E ler lar ty er la e a Es STAR HV S A IS la la E la lt t lt t t Y Y Y C KEY SI LS IS IS IS IS LS e 7 TEMP C80 C79 C78 C77 0 0047 T 0 0047 0 0047 0 0047 J Display frequency MHz Voltage V Display frequency MHz Voltage V 0 03
111. a 9 0068 E Em T L R13 R12 WS 22 0 29 99999 oem LINE ON 65V R106 SA E mes SE uPC5023 220k 220k gt ARE 3 p MB 4 7 2312 CIV q 5 560 1x 12 3V Bou 0 0047 Q2 l STE be mo 1k 1k LINE OFF ov Wii 0878 LINE addidi 7 IC2101A C2102 A 4k zr R2353 47K 2 Og ALMSd 3 SSES K 25c3133 LR 143 0001 R17 4 pE Tx 5 6V R1722 NJM2058 C2204 8 1V Br boo llenas Q2381 KEY Ed KEY 4 1 R7 ee 10 1 0 0 E Lez L1 Se Y 76 0 0068 L872 C877 C1701 C2105 N 2SC4081R 4402 6 001 Q1 As LR 274 Cril cre S90DT 75 0 0068 ral aoe 0 47uH C876 E 220P SZ H 0 1 OH MA28111 ENE RE R2216 D czata reen A Ge Weer 399 6 0047 T 0 0047 Py 82 E LA ES E FI 47k 0 D2381 8 2V 2SCigzi 2705 s m Y BER ALMS Sp 1874 ET R2208 01 HS C2208 MW TC2215 RS jil ME 5 adi 04V 188375 nar K mi L22 Te C14 p 1 r J5001 TEOSV EH EXC ELDR25C 3 EXC ELDR25C R18 0 1 0 684 H 3 VW T723 R2102 R2103 Imie 100k 470 N pt 6 gt R2384 Q2384 7 d 82 R2 Rx OV ER Q3 C73 19 AME 1984 R872 lema RING U NUN eO 10k BA az BTW 33550 R2218 D2202 D2201 R2383 gt DTC114EE DTC114EE a R23172 L REMOTE z E O wl ZA erar es E AR A DANT Laud ud DUO fgg co mM MAC 7 z Jamang 106 pu paeet L tt d az x F R10 Tx 12 3 z e R1719 R17 0 00 l 77 o RA b ome a U Rx OV kl R36 AW 2SC2904 M 3 D805 LINEON 7 0V L883 C885 LINE ON 6 5V pgog a de 10k JE 7 7 ANN T C2381 R2382 255 C2383 R2385 C2384 L am Tx 9 2V 4 7 Z C3 id T EN 3 3 Tx 0 6V R16 33 C42 MA77 0
112. ce Capacity Resistance Capacity Attenuator Modulation analyzer Spectrum analyzer RF power meter to the antenna connector Microphone connector Front panel view Audio generator 5 2 PLL ADJUSTMENTS ADJUSTMENT MEASUREMENT ADJUSTMENT ADJUSTMENT CONDITION MEASUREMENT POINT PLL Display frequency Any Connect a frequency Turn L6 L7 on the PLL unit to downside for Set C16 as illustration at below Receiving counter to check Ipresetting until the frequency counter reads point P1 frequency 64 00000 MHz Connect an HF volt Maximum level meter to check point P1 Connect a digital 4 15 V multimeter or oscillo scope to check point CP1 More than 0 8 V Display frequency 29 99999 MHz Receiving 2 Display frequency 0 03000 MHz Receiving Display frequency 14 10000 MHz USB Connect an RF volt 2 dBm to 4 dBm meter to check point P1 Connect an RF volt 18 dBm to 12 dBm meter to check point P5 Connect a frequency 456 5 kHz counter to check point P5 No output Receiving Display frequency 14 10000 MHz USB Receiving Display frequency 29 99999 MHz PLL Connect an RF volt 3 dBm to 3dBm USB meter to check point Receiving P4 e Display frequency 0 03000 MHz LSB e Receiving e Receiving e PLL unit bottom view CP1 CP1 VCO lock voltage check point e PLL unit
113. ceive demodulation e BFO frequency in each mode Frequency kHz 453 5 456 5 455 0 4 1 10 SSB CW DEMODULATOR CIRCUITS MAIN UNIT In SSB or CW mode the 2nd IF signal from the IF amplifier Q1601 is mixed with the BFO signal from the PLL unit at the product detector 12001 to demodulate the 2nd IF sig nal into AF signals The detected signals AF from IC2001 pin 1 are applied to the AF input mode selector switch 1C2102 pin 7 4 1 11 AM DEMODULATOR CIRCUITS MAIN UNIT In AM mode the 2nd IF signal from the buffer amplifier Q1601 passes through C1905 and is detected at D1901 The detected signal AF is then applied to the AF input mode selector switch IC2102 pin 6 4 1 12 AF INPUT MODE SELECTOR SWITCH MAIN UNIT The AF signal from one of the detector circuits is applied to the AF input mode selector switch 1C2102 IC2102 consists of analog switches which are selected with a mode signal and the squelch control signal The AF signal is output from IC2102 pin 1 and then applied to the AF amplifier circuit 4 1 13 AGC CIRCUIT MAIN UNIT The AGC Automatic Gain Control circuit reduces IF ampli fier gain to keep the audio output at a constant level The voltage on the AGC line Q1805 collector determines the receiver gain The voltage is usually set by D1803 and the resistance ratio of R1812 and R1813 The 2nd IF signal from the buffer amplifier Q1601 is detect ed at the AGC detector D1803
114. d is then applied to the antenna connector 4 2 7 ALC CIRCUIT MAIN UNIT The ALC Automatic Level Control circuit controls the gain of IF amplifiers in order for the IC 78 to output a constant RF power set by the RF PWR control even when the supplied voltage shifts etc Downloaded by RadioAmateur EU The FOR voltage from the FILTER unit is applied to IC1701c pin 9 in the MAIN unit The POCV voltage from the D A converter 1C3301 pin 2 determined by the RF power setting is applied to IC1701c pin 10 as the refer ence voltage When the FOR voltage exceeds the POCV voltage ALC bias voltage from IC1701c pin 8 controls the IF amplifiers Q151 Q502 This adjusts the output power to the deter mined level by the RF power setting until the FOR and POCV voltages are equalized In AM mode Q1705 turns ON and C1707 C1708 are con nected to the FOR voltage line to obtain an averaging ALC operation Q1706 turns ON and the POCV voltage is shift ed for 40 W AM output power maximum through R1730 An external ALC input from the ACC socket or the ALC jack is applied to the buffer amplifier Q1703 External ALC operation is identical to that of the internal ALC 4 2 8 APC CIRCUIT MAIN UNIT The APC Automatic Power Control circuit protects the power amplifiers on the PA unit from high SWR and exces sive current A reflected wave signal appears and increases on the anten na conn
115. ector when the antenna is mismatched D3 of the SWR detector circuit L13 D2 D3 in the FILTER unit detects the signal and applies it to IC1701b in the MAIN unit as the REF signal When the REF signal level increases IC1701b decreases the ALC line voltage via R1716 to acti vate the ALC For the current APC the power transistor current is obtained by detecting the voltage ICH and ICL which appear at both terminals of a 0 012 Q resistor PA unit R25 The detected voltage is applied to the differential amplifier IC1701a pins 2 3 When the current of the final transistors is more than 22 A IC1701a controls the ALC line via D1705 to prevent excessive current flow 4 2 9 TEMPERATURE PROTECTION CIRCUIT MAIN UNIT A cooling fan CHASSIS MF1 is activated while transmit ting or if the temperature of Q4 PA unit exceeds the preset value While transmitting PAT8 voltage is provided to MF1 via R30 Thermistor R30 on the PA unit detects the temperature of Q4 If the Q4 temperature is more than 50 C 122 F R30 becomes very low impedance Then TEMP signal from PA unit is applied to the A D converter section of the CPU IC1 pin 94 in the LOGIC unit as PATL signal And the CPU out puts control signal to rotate the cooling fan at high speed via the I O expander 13301 pin 8 as FANV signal even when the transceiver condition has changed from transmit to receive 4 2 10 RF METER CIRCUIT MAIN UNIT The
116. egulator circuit IC5 5V Common 5 V converted from the 14 V line and regulated by the 5V regulator circuit IC6 4 5 3 MAIN UNIT LINE DESCRIPTION av Common 8 V converted from the 14 V line and regulated by the 8V regulator circuit IC3005 8 V for transmitter circuits converted from the 14 TSV IV line using TX signal and regulated by the T8V regulator circuit IC3005 8 V for receiver circuits converted from the 14 V line using RX signal and regulated by the R8V regulator circuit IC3005 Common 5 V converted from the 14 V line and converted by the 5V DC DC converter circuit IC3501 D3502 The voltage is applied to the AGC Q1805 D1803 ALC IC1701 and AF selector IC2102 etc 8 V for transmitter circuits converted from the 8 V line and regulated by the PAT8 regulator circuit 1C3005 13 V for transmitter circuits converted from the 14 V line using TX signal and regulated by the T13V regulator circuit Q3801 Q3802 The volt age is applied to the TX RX switching relay FIL TER unit RL13 13 V for receiver circuits converted from the 14 V line using R8V signal and regulated by the R13V regulator circuit Q1001 Q1002 The voltage is applied to the receive 1st mixer circuit Q1101 Q1104 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION BEFORE SERVICING m REQUIRED TEST EQUIPMENT EQUIPMENT GREDE AND RANGE EQUIPMENT 13 8 V DC 30A or more 10 200 W 1 8730 MHz 50 0
117. eit O22uH 027uH 0 0083 0 47 u R103 22k L151 ap Riso Z R153 D305 MA77 E ch 700 R507 0509_ BRA i DAN202K Betta DAN202K AT 1k AA aan Oc SE 0 LPC C107 C107 MW 2 2k coo 7a R154 L P R601 P FILTER 18p 2 IC1 0 0027 1 R108 t Gg sk i A R304 L C504 R510 10k Q d Select 4 8V NI i 4 7k D R205 1k C307 C501 0 0047 10k Select 4 Unselect 0 6V 04653 C4654 C4655 C4656 T i While rotating the m uPC2709T Cina D i cule rm aen o a 56 0 0047 Gel I Unselect 0 6V 3 0 0047 0 0047 0 0047 0 0047 pum LR 226 LR 227 EGR LA010A12 10p While stopping the fan OV Pos Q102 C111 1106 P 0 0047 th Q502 R508 1 cp1622 Z 70 AR RL13 L103 1 R621 2 CP162 3 3k We Ch n R3603 C101 C108 I 5 6uH l 3SK131 7p LS 483A Q151 m Tx 3 5V Rx OV 2SK882 103KCT 3 3k L4658 100uH 1 C23 cC AG201344 C3601 Ji C3602 100k e703 68p 150p 82p 1 2SK882 T m A o 270p 120p A 01 L4659 10uH lt Lot ee EE R62 IR f TU s MIT TUE S eus ES SS nes 100 270p jean ces ces 1 C25 C67 L C27 NT 0 1 L802 PRE OFF 7 5V 2SA1576 d 0 0047 5 6k C621 C622 7 Tod UA ERU RS bad GK 4 LATI on 01 2807 R1001 iM R1208 R1209 Dok Za Tx OV L1304 Si E D607 L4661 100uH zaj e p X C80 C64 C22 t ji I I I L12 I I ES 3701 Kap a NE 47k oam J9V 55V 100 Z tk Z ei en d WPW mov Rx 1 9V 3304H DAP202K DAP202K i 390P BRP USD LA 478 LA 479 T C3702 4 DAN202K EE t ia R802 D901 D902 Cum i E ik B R1304 2 R130
118. ength 4 1 15 SQUELCH CIRCUIT MAIN UNIT The squelch circuit mutes audio output when the S meter signal is lower than the SQL control setting level The S meter signal from IC1701d pin 14 is applied to the CPU LOGIC unit IC1 to be compared with the threshold level set by the SQL control When the S meter signal is lower than the threshold level the CPU outputs control signal to the AF input mode selec tor switch IC2102 pin 5 via the D A converter IC3006 This cuts the AF signal OFF The CPU also controls turning OFF the RX indicator and CPU pin 43 outputs SQLS signal to the MIC connector pin 6 and ACC connector pin 13 4 1 16 AF AMPLIFIER CIRCUIT MAIN UNIT The AF amplifier amplifies the AF input signal to a suitable driving level for the speaker The AF signal from the AF input mode selector switch is applied to the AF pre amplifier IC2101a The CW side tone signal is also applied to IC2101a AGC AGC MIDDLE FAST AGC line co O SE O O 2 R1803 IC1701d T 13 oc E 14 us 12 See SM 5 S meter signal S D lt T LO co O O O o gt O oc oc c SSB CW RTTY AM The amplified signal is applied to the VCA IC2701 and then volume controlled AF signal is power amplified at the AF power amplifier IC2901 to drive the speaker The AF signal is applied to the speaker 4 2 TRANSMITTER CIRCUITS 4 2 1 MICROPHONE AMPLIFIER CIRCUIT MAIN UNIT The microphone amplifier circu
119. gnal ANT Y 1st mixer 2nd mixer Q1101 Q1104 FI301A B D401 FI1301 SSB CW RTTY SA Ceramic KEEN SO AF to AF amplifier C gt BPF Ber A selector 64 455 MHz 455 kHz 1st LO 2nd LO BFO SQL controll RTTY N Crystal Ber OPTION The signals from the pre amplifier circuit or signals which bypass the pre amplifier pass through a low pass filter L902 L903 C904 C907 This low pass filter suppresses signals above 30 MHz to eliminate direct receiving of signals at 64 455 MHz and image interference at 130 160 MHz The signals are then applied to the ist mixer Q1102 Q1104 The 1st LO signal 64 485 94 455 MHz enters the MAIN unit from the PLL unit via J201 PLL unit J4 The LO signal is amplified at Q201 and then applied to the 1st mixer The 1st mxer Q1101 Q1104 uses four 2SK1740s to pro duce high level mixing with a high intercept point 4 1 5 1ST IF CIRCUIT MAIN UNIT The 1st IF circuit fillers and amplifies the 1st IF signals The 1st IF signals from the 1st mixer circuit are applied to MCF Monolithic Crystal Filter FI301 to suppress out of band signals The passband width of FI301 is 7 5 kHz 6 dB The filtered signals are applied to the 1st IF amplifier Q1201 AGC voltage is supplied to the 2nd gate of Q1201 e Exact 1st IF frequency ma TI 64 4565 64 4541 AM CW N 64 4550 4 1 6 2ND MIXER CIRCUIT MAIN UNIT The 2nd mixer circuit mixes the amplified 1st IF signals and 2nd LO sig
120. gt PROS P PREAMP gt gt Q502 KEYING A PRES PM SW SSB N W 2SK882 Q151 K PWR L IC1701D RTTY N 2SK882 N AMP N NJM2058 CW N L d DO ATT MIGV ZA Q101 Q102 e e UPC5023 FL 52A MIC IC2301 FL 53A uPC2709T ANALOG NJM1496V B MASTER Le ATT MIC IC2351B AM Carrier SET NJM2904 Carrier P m j vm mmm mm em em m DET RF GAIN i X SET Q1 Q2 03 Q4 05 LPF JR KDS 2SC1971 28C3133x2 28C2904x2 0 03 2 0 M TZ l RX IC1701A PRE l NJM2058 l ATT LPF DRIVE PTE ME l ICH mi MM O P e Ceres ee A A BEDS ICL S 2862714 199375x2 TK L POCV IC1751A 119 64 485 94 455 MHz l l NJM2904 BIAS BIAS IC1701B Qao 092 029 PA UNIT N JM2058 2SC2714 2SC2714 2SC2714 2SC2714 eee M Cm zd REF e Q6 gt 28D1585 u IF TA TAA II T dd ONO Fl D m IC1701C l NJM2058 l FILTER UNIT OU OU TC4SU69F FANV N FAN l q U FOR 7 CTRL D e E Q18 2SK508 Q3601 25D1664 I Q3801 DTC114 AN 64 485 94 455 MHz 13301 IC2101D NJM2058 Q3802 DTA114 M62352 Q D A z o Rie VCA etc lt T lt o CH TENES 103006 q TD62783 BU4094 J Q TXS rl a HV 7 JJ O Z C Z W IN WA ZN AN V lt 4 ZN ZN AN Q IC 3002 MODE SERI I m TD62783 IT PARA K
121. ignals are then applied to the pre amplifier circuit e RECEIVER CONSTRUCTION 3 2 0 30 0 MHz The signals pass through a high pass filter L811 L814 C811 C817 to suppress excessively strong signals below 2 0 MHz such as from broadcasting stations The filtered signals are applied to a low pass filter or one of 5 bandpass filters depending on their frequencies and are then applied to the pre amplifier circuit e Used RF filter Control Input Control Input Band signal diode Band signal diode 0 03 1 6 MHz BO D8021 8 11 MHz B4 D804 D804 czw si ome 1 15 maz 85 oen za B2 bens 18 22 56 Des swa e eo 22 90 Mrz er one 4 1 3 PRE AMPLIFIER CIRCUIT MAIN UNIT The pre amplifier circuit uses two 2SK2171s to obtain 10 dB of gain over a wideband frequency range When the pream plifier is turned ON the signals above 1 6 MHz are applied to the pre amplifier circuit Q1401 and Q1402 are connected in parallel to easily match the impedance to 50 Q IC3003 pins 11 12 switches the signals from a bandpass filter either to be bypassed or to be applied to the pre amplifier depending on the PREAMP switch condition Amplified or bypassed signals are applied to the 1st mixer circuit Q1102 Q1104 4 1 4 1ST MIXER CIRCUIT MAIN UNIT The 1st mixer circuit mixes the receive signals with the 1st LO signal to convert the receive signal frequencies into a 64 455 MHz 1st IF si
122. in Output power pre setting adjustment TRANSMITTER ADJUSTMENTS continued ADJUSTMENT ME POINT ADJUSTMENT ADJUSTMENT CONDITION VALUE ASUREMENT UNIT LOCATION UNIT ADJUST AM CARRIER 1 Display frequency 12 23000 MHz Rear Connect a spectrum Minimum carrier level MAIN R2303 Mode USB panel analyzer to the ANT Mic gain Minimum 0 connector through an Apply no audio signals to MIC attenuator connector 1 Display frequency 12 23000 MHz Rear Connect an RF 40 W MAIN R1730 Mode AM panel power meter to ANT e RF power Maximum H connector Mic gain Minimum 0 MAIN unit Center R2385 MAIN unit Center Apply no audio signals to MIC connector Transmitting AM 1 Display frequency 12 23000 MHz Rear Connect a modula MODULATION Mode AM panel tion analyzer to the e RF power Maximum H ANT connector Mic gain Center 50 through an attenua R2385 MAIN unit 9 o clock tor e Connect an audio generator to MIC connector and set as Frequency 1 kHz Level 30 mVrms Transmitting 2 le Set an AG as Frequency 1 kHz Level 3 mVrms Transmitting CW 1 Display frequency 12 23000 MHz MAIN Connect an oscillo CARRIER Mode CW scope to CP3701 and RF power Maximum H ANT connector Connect a keyer to the KEY jack Key down transmitting 70 modulation MAIN R2321 90 modulation R2385 Downloaded by Transmitting Adjust as foll
123. it amplifies microphone input signals and outputs the amplified signal to the balanced modulator Audio signals from the MIC connector are applied to the MIC amplifier IC IC2201 IC2201 consists of the micro phone amplifier microphone gain controller speech com pressor and VOX circuit External modulation input from the ACC socket pin 11 is also applied to IC2201 The micro phone bias voltage is supplied from the 8V line via R2225 and R2201 In AM mode the ALC circuit IC2351b D2381 limits maxi mum level of the IC2201 output The maximum modulation level is set by R2385 4 2 2 BALANCED MODULATOR MAIN UNIT The balanced modulator converts the AF signal from the microphone amplifier into a 455 kHz IF signal with a BFO signal Output signals from the microphone amplifier or the CW keying signal are applied to the balanced modulator 12301 pin 1 The BFO signal from the PLL unit is applied to IC2301 pin 10 as a carrier signal C2301 is a doubled balanced mixer IC and outputs a double side band DSB signal with 40 dB carrier suppression R2303 adjusts the balanced level of IC2301 for maximum carrier suppression In CW mode the CW keying signal upsets the balance to create a carrier signal In AM mode Q2302 and R2321 upset the balance to create an AM carri er signal 4 2 3 CW KEYING CIRCUIT MAIN UNIT When the CW key is closed control signal is output from CPU LOGIC unit and controls break in operation
124. mount 030003590 7030003540 7030003620 7030003640 7030003600 7030003380 7030003640 7030003640 7030003600 7030003600 7030003640 7030003560 7030003560 7030003640 7030003640 7030003360 7030003360 7030003360 7030003360 7030003360 7030003440 7030003440 7030003360 7030003360 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003640 7030003360 7030003360 7030003360 7030003360 7030003360 7030003360 7030003360 7030003360 7030003360 7030003360 7030003360 7030003560 7030003360 7030003360 7030003360 7030003360 7030003360 7030003360 7030003360 7030003360 7030003360 7030003640 7030003640 7030003640 7030003640 7030003360 7030003520 7030003440 7030003440 7030003360 7030003640 7030003640 7030003480 7030003480 7030003430 7030003440 7030003640 7030003360 4030007030 4030007030 4030006900 4030011600 LOGIC BOARD ORDER S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTOR S RESISTO
125. nal 64 00 MHz to convert the 1st IF signals into a 2nd IF signal The amplified 1st IF signals from Q1201 are converted into 455 kHz 2nd IF signal at the 2nd mixer D401 D401 is a DBM Double Balanced Mixer The 2nd LO level is approx 0 dBm The 2nd IF signals are applied to FI1301 to suppress unde sired signals such as the 2nd LO signal and are then applied to the NB circuit e Exact 2nd IF frequency Frequency kHz 4 1 7 NOISE BLANKER CIRCUIT MAIN UNIT The noise blanker circuit detects pulse type noise and turns OFF the signal line when noise appears The 2nd IF signals from FI1301 are applied to the noise blanker gate D1301 D1302 A portion of the signals from FI1301 is amplified at the noise amplifiers Q1501 Q1502 Q1503 then detected at the noise detector D1501 The detected signal from the noise detector is applied to the noise blanker control Q1508 Q1509 A portion of the detected signals from the noise detector is applied to the noise AGC circuit Q1504 Q1505 R1514 R1516 C1512 to control the bias voltage of the noise amplifier Q1501 Q1502 The threshold level of the noise blanker switch Q1508 is set at 0 9 V When the detected voltage exceeds the thresh old level Q1509 outputs a blanking signal to close the noise blanker gate D1301 D1302 depending on the pulse noise period When the operating frequency is changed the DN signal line becomes LOW turning Q1509 ON thr
126. ough D1503 In this case the noise blanker gate prevents PLL click noise 4 1 8 2ND IF CIRCUIT MAIN UNIT The signals passed through the noise blanker gate D1301 D1302 are amplified at Q1301 AGC voltage is supplied to the 2nd gate of Q1301 When SSB CW or RTTY mode is selected the amplified signals pass through Fl611 FL 65 When an optional CW narrow filter is installed and CW N mode is selected the sig nals pass through the CW narrow filter When AM mode is selected the signals bypass the 2nd IF filter The filters are selected with mode selecting signals SSB CW AM CW N and the T8V voltage line The filtered signal is amplified at Q1603 Q1601 to obtain a detectable level AGC voltage is supplied to the 2nd gate of Q1603 Two thermistors R1612 R1617 connected to the gate of Q1602 improves the temperature characteristics of the receiver gain R1614 adjusts the receiver gain While in SSB CW or RTTY mode output signal from Q1601 is applied to the product detector IC2001 In AM mode out put signals from Q1601 are shared between the AM detec tor D1901 and AGC detector D1803 4 1 9 BFO CIRCUIT PLL UNIT BFO Beat Frequency Oscillator frequency is used at the SSB CW detector and the balanced modulator The IC 78 uses a DDS IC for the BFO circuit Output signals from the DDS IC 1C2 are filtered by the low pass filter L14 L15 C50 C54 and applied to the product detector MAIN unit IC2001 for re
127. ows MAIN R3703 Keying CP3701 10 msec RadioAmateur EU e MAIN unit ES JO Ir ic CP3701 8 CW carrier check point DC a U ZE Co pe i KH WE C B 431714 NOLLdO dr end i R2303 Carrier suppression adjustment D a Q Les R2321 AM modulation adjustment R3703 G ry or AM carrier pre setting CW carrier E adjustment C FI R2385 AM modulation adjustment R1730 i or AM carrier pre setting AM carrier adjustment e m Ju O SPE 5 4 RECEIVER ADJUSTMENTS Receiver total gain adjustment must perform after transmitter total gain adjustment MEASUREMENT ADJUSTMENT ADJUSTMENT ADJUSTMENT CONDITION VALUE POINT R2701 MAIN unit Center Rear Connect an AC milli Maximum audio output MAIN Adjust in Turn R1614 MAIN unit to 90 panel volt meter to EXT level sequence counter clockwise from center posi SP connector with L1103 tion an 8 Q load L1201 Display frequency 14 10000 MHz L1202 e Mode USB L1621 e RIT OFF Center several NB OFF times P AMP ON e ATT OFF Connect a standard signal genera tor to ANT connector and set as Frequency 14 10150 MHz Level 1 0 uV 107 dBm Modulation OFF Receiving 2 P AMP OFF e ATT OFF Set an SSG as Level 1 0 mV 47 dBm and OFF Receiving RECEIVER TOTAL GAIN 30 dB of AF level differ MAIN
128. splay frequency 12 23000 MHz Rear Connect an RF Maximum output MAIN Mode USB panel power meter to ANT power e RF power Maximum H connector Mic gain Center 50 R2701 MAIN unit Center Connect an audio generator to MIC connector and set as Frequency 1 5 kHz Level 3 mVrms Transmitting ia NU Display frequency 12 23000 MHz Rear Connect an RF MAIN R1707 Mode USB panel power meter to ANT RF power Maximum H connector MIC gain Center 50 e Connect an audio generator to MIC connector and set as Frequency 1 5 kHz Level 30 mVrms Transmitting Ic APC 1 Display frequency 3 55000 MHz Rear Connect an ammeter 22 MAIN H1720 USB panel 380A between power Connect CP4002 MAIN unit to supply and the IC 78 GND e RF power Maximum H Mic gain Center 50 e Connect an audio generator to MIC connector and set as Frequency 1 5 kHz Level 30 mVrms Transmitting After adjustment disconnect CP4002 on the MAIN unit from GND e PA unit e FILTER unit Me ss l e SWR detector R21 Sch check point Idling current Jol Jo L HI m A Duct e U SWR detector e A pre setting R24 Le E C17 Idling current SWR detector adjustment E E adjustment Final E MAIN unit CP4002 Ic APC pre setting Tx total gain adjustment J3601 Idling current pre setting R1720 Ic APC adjustment R2701 R1707 Tx total ga
129. the side tone signal The input signal DOT or DAS from CW keyer is applied to the CPU LOGIC unit IC1 pins 71 70 and then CPU out puts CW control signal KDS from pin 77 The CW control signal is applied to the balanced modulator IC2301 via Q3701 Q3702 D3701 to unbalance the IC2301 input bias voltage and create a carrier signal R3703 determines the transmit delay timing 4 2 4 IF AMPLIFIER MAIN UNIT The SSB CW RTTY 455 kHz IF signal passes through FI611 FL 65 to suppress unwanted sideband signals then the signal is applied to a transmit IF amplifier Q502 The optional CW narrow filter is not used in transmitting The amplified signal from Q502 is mixed with the 2nd LO signal and converted to a 64 455 MHz IF signal at D401 D401 is used in receiving and transmitting The AM signal bypasses Fl611 and is amplified at Q502 and is then applied to D401 The 64 455 MHz IF signal is filtered at FI301 and amplified at the IF amplifier Q151 and is then converted into the dis played frequency at the balanced mixer Q101 Q102 with the 1st LO signal The gates of the IF amplifiers Q151 Q502 are controlled by ALC bias voltage from the ALC circuit A thermistor R508 connected to the gate of Q502 improves the tem perature characteristics of the transmitter gain R503 adjusts the total transmitter gain 4 2 5 RF CIRCUIT MAIN AND PA UNITS The displayed frequency signal converted at the balanced mixer MAIN unit Q
130. tinued ADJUSTMENT ADJUSTMENT CONDITION DISPLAY OPERATION SWR METER Connect a 50 Q dummy load or power Transmit using an external PTT meter to ANT connector switch to set SWR reference level after pushing SET 2 Connect a 100 Q dummy load or power Transmit using an external PTT meter to ANT connector switch to set SWR2 level after push ing SET The display returns to the same as the set mode adjustment for TX 5 11 SECTION 6 PARTS LIST FRONT UNIT LOGIC BOARD ORDER ORDER SS oem R OR zo 2510000670 SPEAKER VS 50 0827 6050009870 S XTAL CR 567 9 8304 MHz 8900008930 CABLE OPC 885 P 1 N 10 L 39 6200001830 S COIL NL 322522T 100J 8900008930 CABLE OPC 885 P 1 N 10 L 39 6200001830 S COIL NL 322522T 100J 8900006990 CABLE OPC 683 N 10 L 110 6200003260 S COIL NL 322522T 101J 6200002040 S COIL NL 252018T 101J 6200002040 S COIL NL 252018T 101J 8970023720 E OTHER SX2241 ICOM SHIELD 1 FR 6200003950 S COIL HF50ACC 322513 T 6200009300 S COIL ELJPA 100KF 10U 6200003950 S COIL HF50ACC 322513 T 6450001230 E OTHER HLJ0999 01 480 6200003950 S COIL HF50ACC 322513 T 6200003950 S COIL HF50ACC 322513 T 6200003260 S COIL NL 322522T 101J 6200003950 S COIL HF50ACC 322513 T 6200003950 S COIL HF50ACC 322513 T 6200003950 S COIL HF50ACC 322513 T 6200003950 S COIL HF50ACC 322513 T 7030003800 S RESISTOR ERJ3GEYJ 105 V 1 MQ 1140009160 S IC HD6433837SD17H 7030003600

Icom IC-78 Service manual

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