Yaesu FT-1807M Technical Supplement Download Page 4 | Manualshive

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Summary of Contents for FT-1807M

Page 1: ...nformation would be appreciated 2006 VERTEX STANDARD CO LTD EH023U90A Technical Supplement Specifications 2 Exploded View Miscellaneous Parts 3 Block Diagram 5 Connection Diagram 6 Circuit Description 7 Alignment 9 Contents Board Unit Schematics Layouts Parts MAIN Unit Circuit Diagram 13 MAIN Unit Parts Layout 15 MAIN Unit Parts List 17 CNTL Unit Circuit Diagram 27 CNTL Parts Layout 28 CNTL Parts ...

Page 2: ...eight Approx 1 2 kg Transmitter Output Power 50 W 25 W 10 W 5 W Modulation Type Variable Reactance Maximum Deviation 5 kHz Wide 2 5 kHz Narrow Spurious Radiation Better than 60 dB Microphone Impedance 2 k Ohms Receiver Circuit Type Double Conversion Superheterodyne Ifs 47 25 MHz 450 kHz Sensitivity for 12dB SINAD Better than 0 2 µV Selectivity 6 60dB 12 kHz 28 kHz Wide 9 kHz 22 kHz Narrow IF Rejec...

Page 3: ...CTOR P1091172 CONNECTOR G1094344 RA55H4047M T9206876 FT 1807M T9206955 FT 1807E WIRE ASSY CP8579001 CASE ASSY w SP NET S8002087 DESCRIPTION MICROPHONE MH 48A6J DC CABLE FT 1807M DC CABLE FT 1807E SPARE FUSE 15 A FT 1807M SPARE FUSE 15 A FT 1807E BRACKET MMB 36 SCREW SET VXSTD P N AAA43X001 T9021715 T9022815 Q0000081 Q0000075 D6000055 CB0297000 ACCESSORIES REF c d e f g QTY 4 4 11 9 3 DESCRIPTION S...

Page 4: ...4 Note ...

Page 5: ...5 Block Diagram ...

Page 6: ...6 Connection Diagram ...

Page 7: ...ude variations in the 450 kHz IF signal before detection of speech The detected audio from the Q1028 NJM2591V passes through the de emphasis circuit consisting of resistors R1082 R1113 and capacitors C1120 C1122 to the audio mute gate Q1034 2SJ364 The audio signal passes through a band pass filter consisting of Q1046 and Q1047 both 2SC4154 and the audio mute gate Q1039 2SJ347 to the audio VR which...

Page 8: ...ction of the PLL IC Q1011 MB15A01PFV1 which divided according to the frequency dividing data that is associated with the setting frequency input from the main CPU Q2002 HD64F2266TF13 It is then sent to the phase comparator section of the PLL IC Q1011 MB15A01PFV1 The 11 7 MHz frequency of the reference oscillator circuit made up of X1001 is divided by the reference frequency divider section of Q101...

Page 9: ...aused by unauthorized attempts at re alignment are not covered by the warranty policy Also Vertex Standard reserves the right to change circuits and alignment procedures in the interest of improved performance without notifying owners Under no circumstances should any alignment be attempted unless the normal function and operation of the transceiver are clearly understood the cause of the malfunct...

Page 10: ...cedure To perform alignment of the transceiver it must first be placed in the Alignment Mode in which the adjustments will be made and then stored into memory To enter the Alignment mode press and hold in the REV DW and D MR MW keys while turning the radio on Once the radio is on release these two key The transceiver is now in the Alignment Mode PLL Reference Frequency Rotate the DIAL knob to set ...

Page 11: ...e TX Power High Press the PTT switch to activate the transmitter adjust the DIAL knob so that the RF Power Meter reading is 50 W 1 0W Press the D MR MW key TX Power Low 3 Rotate the DIAL knob to set the alignment param eter to 435 000 L3 435 000 L3 435 000 L3 435 000 L3 435 000 L3 Press the D MR MW key to enable adjustment of the TX Power Low 3 Press the PTT switch to activate the transmitter adju...

Page 12: ...ter reading is 0 6 kHz 0 05 kHz Press the D MR MW key Alignment DCS TX Deviation Rotate the DIAL knob to set the alignment param eter to 43 000 dC 43 000 dC 43 000 dC 43 000 dC 43 000 dC Press the D MR MW key to enable adjustment of the DCS TX Deviation Press the PTT switch to activate the transmitter adjust the DIAL knob so that the Deviation Meter reading is 0 8 kHz 0 05 kHz Press the D MR MW ke...

Page 13: ...2 9 V 0 4 V 0 1 V 0 V 4 9 V 4 9 V 0 V 0 V 0 V 0 V 0 6 V 0 6 V 0 V 0 V 0 V 0 V 0 V 5 0 V 0 V 0 V 2 5 V 0 8 V 2 5 V 0 3 V 0 V 0 V 0 V 0 V 7 2 V 4 5 V 0 V 4 6 V 3 2 V 0 V 7 7 V 0 5 V 3 2 V 0 2 V 0 V 0 V 1 4 V 0 5 V 0 9 V 0 V 3 1 V 0 5 V 5 5 V 0 5 V 2 6 V 0 4 V 2 5 V 0 V 2 3 V 2 3 V 0 6 V 0 5 V 4 2 V 0 5 V 4 8 V 0 2 V 5 4 V 0 V 1 4 V 0 5 V 4 8 V 4 9 V 0 6 V 0 6 V 1 8 V 1 8 V 1 9 V 1 9 V 1 9 V 1 9 V 5 ...

Page 14: ...14 MAIN Unit Note ...

Page 15: ...2SC4617 BR Q1051 1053 2SC5226 R22 Q1026 2SC4915O Q0 Q1054 2SC5374 NA Q1009 1010 1017 1023 DAN235E M D1010 CD4094BPWR Q1048 MB15A01PFV1 Q1011 NJM2591V Q1028 2SJ562 Q1008 3SK296ZQ ZQ Q1037 1045 KIA7808API Q1015 LA4425A Q1035 RA55H4047M Q1030 DTC144EE 26 Q1003 1004 1014 DA221 26 D1011 1013 1016 2SJ364 4M Q1055 ...

Page 16: ...1029 2SC4154 E Q1001 1021 1046 1047 FMMTL718TA Q1025 2SJ364 4M Q1034 1036 1041 1042 LM2904PWR Q1038 1044 1050 LM2902PWR Q1005 1049 DTC144EE 26 Q1013 1020 1022 1031 1040 M62364FP Q1043 S 812C50AUA Q1016 1SS321 F9 D1022 DAN222 N D1012 1014 1029 1031 DA221 26 D1009 2SJ347 KS Q1039 ...

Page 17: ...K GRM1884C1H1R5CZ01D K22174258 1 A B4 C 1041 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174809 1 A C4 C 1042 CHIP TA CAP 10uF 10V TAJA106M010Y K78100072 1 A C4 C 1043 CHIP CAP 0 1uF 16V B GRM188B11C104KA01D K22124805 1 A C5 C 1044 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174809 1 A C4 C 1045 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174809 1 A C4 C 1046 CHIP TA CAP 10uF 10V TAJA106M010Y K...

Page 18: ...0 1uF 16V B GRM188B11C104KA01D K22124805 1 B a3 C 1124 AL ELECTRO CAP 10uF 16V RE2 16V100ME3 K40129004 1 A A2 C 1125 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174809 1 A D5 C 1126 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174809 1 A E5 C 1127 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174809 1 A E5 C 1128 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174809 1 A E5 C 1129 CHIP CAP 0 001uF 50...

Page 19: ...05 CHIP CAP 470pF 50V CH GRM1882C1H471JA01D K22174249 1 B b5 C 1206 CHIP CAP 0 022uF 25V B GRM39B223K25PT K22144807 1 B b5 C 1207 CHIP CAP 0 0047uF 50V B GRM188B11H472KA01D K22174817 1 B a5 C 1208 CHIP CAP 1uF 6 3V B GRM188B10J105KA01D K22084801 1 B b5 C 1209 CHIP CAP 1uF 6 3V B GRM188B10J105KA01D K22084801 1 B f5 C 1210 CHIP CAP 3 9pF 500V CH 1206N3R9C501LT K22278204 1 A E2 C 1211 CHIP CAP 2 2pF ...

Page 20: ...25PT K22144802 1 A D5 C 1290 CHIP CAP 0 75pF 50V CK GRM1884C1HR75BZ01D K22174266 1 A E3 C 1292 CHIP CAP 0 1uF 16V B GRM188B11C104KA01D K22124805 1 A D5 C 1293 CHIP TA CAP 10uF 10V TAJA106M010Y K78100072 1 B d4 C 1294 CHIP CAP 9pF 50V CH GRM1882C1H9R0DZ01D K22174210 1 A F4 C 1295 CHIP CAP 4 7uF 6 3V B JMK107BJ475MA T K22084803 1 A D5 CD1001 CERAMIC DISC JTBC450C7 H7901500 1 A F5 CF1001 CERAMIC FILT...

Page 21: ...STOR DTC144EE TL G3070075 1 B c5 Q 1014 TRANSISTOR DTC144EE TL G3070075 1 A B3 Q 1015 IC KIA7808API G1093164 1 A A4 Q 1016 IC S 812C50AUA C3E T2G G1093652 1 B e3 Q 1017 TRANSISTOR 2SC5374 TL G3353748 1 A B4 Q 1020 TRANSISTOR DTC144EE TL G3070075 1 B c5 Q 1021 TRANSISTOR 2SC4154 T11 1E G3341548E 1 B e4 Q 1022 TRANSISTOR DTC144EE TL G3070075 1 B e4 Q 1023 TRANSISTOR 2SC5374 TL G3353748 1 A B3 Q 1024...

Page 22: ... RES 390k 1 16W 5 RMC1 16S 394JTH J24189056 1 B d4 R 1048 CHIP RES 390k 1 16W 5 RMC1 16S 394JTH J24189056 1 B d4 R 1049 CHIP RES 68k 1 16W 5 RMC1 16S 683JTH J24189047 1 B d5 R 1050 CHIP RES 10k 1 16W 5 RMC1 16S 103JTH J24189037 1 A B3 R 1051 CHIP RES 100 1 16W 5 RMC1 16S 101JTH J24189013 1 A C4 R 1052 CHIP RES 820k 1 16W 5 RMC1 16S 824JTH J24189060 1 A C4 R 1053 CHIP RES 100 1 16W 5 RMC1 16S 101JT...

Page 23: ... 5 RMC1 16S 101JTH J24189013 1 B c3 R 1133 CHIP RES 100 1 16W 5 RMC1 16S 101JTH J24189013 1 B b3 R 1134 CHIP RES 100 1 16W 5 RMC1 16S 101JTH J24189013 1 B b3 R 1135 CHIP RES 100 1 16W 5 RMC1 16S 101JTH J24189013 1 B b3 R 1136 CHIP RES 470 1 16W 5 RMC1 16S 471JTH J24189021 1 A E4 R 1137 CHIP RES 100 1 16W 5 RMC1 16S 101JTH J24189013 1 A D4 R 1138 CHIP RES 4 7k 1 16W 5 RMC1 16S 472JTH J24189033 1 A ...

Page 24: ... 16S 222JTH J24189029 1 B c3 R 1215 CHIP RES 10k 1 16W 5 RMC1 16S 103JTH J24189037 1 B c3 R 1216 CHIP RES 0 1 16W 5 RMC1 16S JPTH J24189070 1 B c3 R 1217 CHIP RES 22k 1 16W 0 5 MCR01MZPD2202 J24189378 1 B c4 R 1218 CHIP RES 10k 1 16W 0 5 MCR01MZPD1002 J24189374 1 B c4 R 1219 CHIP RES 330k 1 16W 5 RMC1 16S 334JTH J24189055 1 B a5 R 1220 CHIP RES 220k 1 16W 5 RMC1 16S 224JTH J24189053 1 B a5 R 1221 ...

Page 25: ...R 1259 CHIP RES 22 1 16W 5 RMC1 16S 220JTH J24189005 1 A F4 R 1260 CHIP RES 470k 1 16W 5 RMC1 16S 474JTH J24189057 1 A D5 TH1002 THERMISTOR ERTJ1VV473J G9090122 1 A D3 TH1003 THERMISTOR ERTJ0ET102J G9090131 1 B a3 X 1001 XTAL NX5032SA 11 7MHz 11 7MHZ H0103320 1 A D5 XF1001 XTAL FILTER 47R15A 47 250MHZ H1102400 1 A E4 XF1002 XTAL FILTER 47R15A 47 250MHZ H1102400 1 A D4 SHIELD CASE RA0515300 1 SHIEL...

Page 26: ...26 Note MAIN Unit ...

Page 27: ... 29 0 V 0 V 30 13 8 V 12 4 V 31 3 1 V 3 1 V 32 5 0 V 5 0 V 4 8 V 0 6 V 0 V 0 V 0 V 0 V 2 6 V 2 6 V 2 6 V 2 6 V 2 3 V 2 3 V 0 V 0 V 5 0 V 5 0 V 5 0 V 5 0 V 1 8 V 1 8 V 0 V 0 V 5 0 V 5 0 V 5 0 V 5 0 V 2 6 V 2 6 V 4 8 V 4 8 V 4 8 V 0 6 V 2 3 V 2 3 V 0 V 0 V 5 0 V 5 0 V 4 9 V 4 9 V 0 V 0 V 5 6 V 5 6 V 1 2 V 1 2 V 0 6 V 0 6 V 5 0 V 5 0 V 2 5 V 2 5 V 3 6 V 3 6 V 4 0 V 4 0 V 5 0 V 5 0 V 3 9 V 3 9 V 5 0 V...

Page 28: ...A D C E F G 1 2 2SC4617 BR Q2007 2008 2013 2SC5374 NA Q2003 BR24L64 Q2006 HD64F2266TF13 Q2002 b a d c e f g 1 2 S 812C50AUA Q2010 BD4830FVE Q2011 DTC143ZE E23 Q2004 CPH6202 CB Q2005 DAN222 N D2023 DA221 26 D2001 2025 Side A Side B ...

Page 29: ... 2030 CHIP CAP 0 001uF 50V B GRM155B11H102KA01D K22178809 1 B f2 C 2031 CHIP TA CAP 10uF 10V TAJA106M010Y K78100072 1 B f2 C 2032 CHIP CAP 0 01uF 16V B GRM36B103K16PT K22128804 1 B d2 C 2033 CHIP CAP 0 01uF 16V B GRM36B103K16PT K22128804 1 B c2 C 2034 CHIP CAP 0 01uF 16V B GRM36B103K16PT K22128804 1 B a2 C 2035 CHIP CAP 0 022uF 16V B GRM36B223K16PT K22128806 1 B a2 C 2036 CHIP CAP 0 01uF 16V B GRM...

Page 30: ...ANSISTOR DTC143ZE TL G3070102 1 A B1 Q 2005 TRANSISTOR CPH6202 TL G3070265 1 A F2 Q 2006 IC BR24L64F WE2 G1093876 1 B c1 Q 2007 TRANSISTOR 2SC4617 TL R G3346178R 1 B a1 Q 2008 TRANSISTOR 2SC4617 TL R G3346178R 1 B a1 Q 2010 IC S 812C50AUA C3E T2G G1093652 1 B a2 Q 2011 IC BD4830FVE TR G1094121 1 B b2 Q 2013 TRANSISTOR 2SC4617 TL R G3346178R 1 B a2 R 2003 CHIP RES 220k 1 16W 5 RMC1 16S 224JTH J2418...

Page 31: ...220JTH J24189005 1 B c1 R 2060 CHIP RES 22k 1 16W 5 RMC1 16S 223JTH J24189041 1 B a2 R 2061 CHIP RES 390k 1 16W 5 RMC1 16S 394JTH J24189056 1 B a2 R 2062 CHIP RES 470k 1 16W 5 RMC1 16S 474JTH J24189057 1 B f2 R 2063 CHIP RES 470k 1 16W 5 RMC1 16S 474JTH J24189057 1 B f2 R 2064 CHIP RES 15k 1 16W 5 RMC1 16S 153JTH J24189039 1 B f1 R 2066 CHIP RES 15k 1 16W 5 RMC1 16S 153JTH J24189039 1 B a2 R 2067 ...

Page 32: ...32 Note CNTL Unit ...

Page 33: ......

Page 34: ...Copyright 2006 VERTEX STANDARD CO LTD All rights reserved No portion of this manual may be reproduced without the permission of VERTEX STANDARD CO LTD ...

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