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16

MAIN Unit

Parts Layout (Side B)

b

a

d

c

f

e

g

1

3

2

4

2SA1774 (FR)
(Q1018, 1036)

2SC4617 (BR)

(Q1028, 1052, 1055,

1060, 1066, 1072,
1073, 1081, 1082)

2SC5005 (73)

(Q1011, 1012, 1013,

1014, 1017)

DTC144EE (26)

(Q1015, 1016, 1025,

1026, 1047, 1048,
1049, 1051, 1070,

1075)

MB15A01PFV1

(Q1003)

NJM2591V

(Q1004)

DA221 (K)

(D1012, 1030)

DAN222 (N)

(D1021, 1022, 1029)

2SJ364 (4M)

(Q1056)

2SK3074 (WA)

(Q1010)

DTA144EE (16)

(Q1027, 1054, 1084)

LM2904PWR

(Q1050, 1083)

LM2902PWR

(Q1046, 1074)

NJU7231F30

(Q1007)

XC6202P

(Q1080)

BU2090FS

(Q1005)

h

3SK296ZQ (ZQ)

(Q1022, 1023)

Summary of Contents for VX-120 Series

Page 1: ...lled on that side Side A or Side B In most cases one side has only chip components surface mount devices and the other has either a mixture of both chip and leaded components trimmers coils electrolytic capacitors ICs etc or leaded components only While we believe the information in this manual to be correct VERTEX STANDARD assumes no liability for damage that may occur as a result of typographica...

Page 2: ... 390 g with FNB 83 antenna and belt clip Transmitter RF Power Output 5 0 W High 2 0 W Middle 0 5 W Low 7 2 V Modulation Type Variable Reactance F2D F3E Maximum Deviation 5 0 kHz F2D F3E Spurious Emission At least 60 dB down High and Middle power At least 40 dB down Low power Microphone Impedance 2 kΩ Receiver Circuit Type Double Conversion Superheterodyne Intermediate Frequencies 1st 21 7 MHz 2nd ...

Page 3: ... VX 170 RA0577100 HOLDER RA057700A RUBBER KNOB RA0576900 DOUBLE FACE RA0434100 SHEET M4090168 SPEAKER RA0607200 SHEET PORON MAIN Unit RA0401600 O RING RA057720A LIGHT GUIDE RA0701000 PANEL VX 170 RA0557900 SP NET S2000056 O RING Ref VXSTD P N U9900068 U9900136 U24110002 U9900035 U07240202 Description TAPTITE SCREW M2X4NI 3 SPECIAL SCREW M2X2 35 4050 TAPTITE SCREW M2X10NI TAPTITE SCREW M2X3 1 PAN H...

Page 4: ...4 Exploded View Miscellaneous Parts Note ...

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

Page 6: ...6 Block Diagram Note ...

Page 7: ...F2266TF13 which compares the squelch threshold level to that which set by the SQL knob While no carrier is received pin 71 of Q1001 HD64F2266TF13 remains low to disable audio out put from the speaker Transmit Signal Path The speech signal from the microphone is amplified by Q1074 LM2902PWR The amplified speech signal is sub jected to the low pass filter network Q1074 LM2902PWR and deviation contro...

Page 8: ...es the phase between the frequency divided os cillation frequency of the VCO circuit and comparative frequency and its output is a pulse corresponding to the phase difference This pulse is integrated by the charge pump and loop filter of D1012 DA221 and Q1016 DTC144EE into a control voltage VCV to control the oscillation frequency of the VCO ...

Page 9: ...mined to be abso lutely necessary Required Test Equipment The following test equipment and familiarity with its use is necessary for complete realignment Correction of prob lems caused by misalignment resulting from use of im proper test equipment is not covered under the warranty policy While most steps do not require all of the equip ment listed the interactions of some adjustments may re quire ...

Page 10: ... Press the F key to cause A0 REF xxx to appear on the display for five seconds this signifies that the trans ceiver is now in the Alignment Mode PLL Reference Frequency 1 Tune the frequency to 145 050 MHz then set the trans mit power level to LOW 2 Press the F key then press the MR SKIP key to set the alignment parameter to A0 REF xxx if needed 3 With in five second of appearing the A0 REF xxx on ...

Page 11: ...all the alignment parameter A2 PWR xxx 6 With in five second of appearing the A2 PWR xxx on the display press the PTT switch to activate the trans mitter adjust the DIAL knob so that the wattmeter read ing is 2 0 Watts 0 1 Watt 7 Increase the Transmit power level to HIGH 8 Press the F W key to recall the alignment parameter A2 PWR xxx 9 With in five second of appearing the A2 PWR xxx on the displa...

Page 12: ...ey to recall the alignment parameter to A6 SM U D 7 With in five second of appearing the A6 SM U D on the display press the MHz key Squelch Sensitivity 1 Tune the frequency to 146 050 MHz 2 Inject a 146 050 MHz signal at a level of 12 dBµV with 1 kHz modulation 3 5 kHz deviation from the RF signal generator 3 Press the F W key then press the MR SKIP key to set the alignment parameter to A7 SQL U D...

Page 13: ...1 95 V 5 13 V 1 48 V CHG PWR OFF 0 91 V CHG PWR OFF 1 53 V CHG 13 1 V CHG 13 8 V 13 5 V 4 90 V 4 86 V 0 99 V 16 0 dBµ 4 21 V 2 24 V 0 69 V 4 84 V 1 80 V 0 26 V 0 81 V TX 1 88 V TX 3 93 V TX H 2 33 V TX M 2 09 V TX L 1 85 V TX H 8 10 V TX M 8 14 V TX L 8 17 V TX H 3 04 V TX M 1 64 V TX L 0 59 V TX H 2 23 V TX M 1 25 V TX L 0 50 V TX 1 72 V 4 96 V 4 66 V 2 77 V 0 66 V 0 14 V 2 10 V 2 10 V 2 10 V 2 1...

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

Page 15: ...74 FR Q1030 1031 1032 1034 1040 1059 2SC4617 BR Q1034 1038 1039 1042 1061 1062 1064 1065 1069 1076 1077 1079 2SC4915 QY Q1024 FMMTL718TA Q1041 2SB1132 BA Q1063 1078 DTA144EE 16 Q1033 1043 1058 1071 DTC144EE 26 Q1020 1021 1029 1044 1045 1057 1068 H 2SB1201S Q1037 2SD1664 DA Q1067 2SK3476 Q1009 BR24L64F Q1002 LM2904PWR Q1019 TDA28822 Q1008 ...

Page 16: ... 73 Q1011 1012 1013 1014 1017 DTC144EE 26 Q1015 1016 1025 1026 1047 1048 1049 1051 1070 1075 MB15A01PFV1 Q1003 NJM2591V Q1004 DA221 K D1012 1030 DAN222 N D1021 1022 1029 2SJ364 4M Q1056 2SK3074 WA Q1010 DTA144EE 16 Q1027 1054 1084 LM2904PWR Q1050 1083 LM2902PWR Q1046 1074 NJU7231F30 Q1007 XC6202P Q1080 BU2090FS Q1005 h 3SK296ZQ ZQ Q1022 1023 ...

Page 17: ...D K22178809 1 A G1 C 1029 CHIP CAP 0 001uF 50V B GRM155B11H102KA01D K22178809 1 A G1 C 1030 CHIP CAP 0 001uF 50V B GRM155B11H102KA01D K22178809 1 A G1 C 1031 CHIP CAP 0 047uF 10V B GRM36B473K10PT K22108801 1 A G1 C 1032 CHIP CAP 0 1uF 10V B GRM36B104K10PT K22108802 1 A G1 C 1033 CHIP CAP 0 001uF 50V B GRM155B11H102KA01D K22178809 1 A G1 C 1034 CHIP TA CAP 4 7uF 16V TEMSVA1C475M 8R K78120031 1 A F1...

Page 18: ... 0 01uF 16V B GRM36B103K16PT K22128804 1 B c2 C 1104 CHIP CAP 8pF 50V CH GRM1552C1H8R0BZ01D K22178295 1 B c2 C 1106 CHIP CAP 0 001uF 50V B GRM155B11H102KA01D K22178809 1 B c2 C 1107 CHIP CAP 0 001uF 50V B GRM155B11H102KA01D K22178809 1 B c2 C 1108 CHIP CAP 0 001uF 50V B GRM155B11H102KA01D K22178809 1 B c2 C 1109 CHIP CAP 1pF 50V CK GRM1554C1H1R0BZ01D K22178287 1 B c2 C 1110 CHIP CAP 1pF 50V CK GRM...

Page 19: ...1178 CHIP CAP 0 1uF 10V B GRM36B104K10PT K22108802 1 B f4 C 1179 CHIP CAP 0 1uF 10V B GRM36B104K10PT K22108802 1 B f4 C 1180 CHIP CAP 0 01uF 16V B GRM36B103K16PT K22128804 1 B d3 C 1181 CHIP CAP 0 01uF 16V B GRM36B103K16PT K22128804 1 B d3 C 1182 CHIP CAP 0 0022uF 50V B GRM155B11H222KA01D K22178813 1 B d3 C 1183 CHIP CAP 0 01uF 16V B GRM36B103K16PT K22128804 1 B d3 C 1184 CHIP CAP 0 1uF 10V B GRM3...

Page 20: ... 1250 CHIP CAP 0 001uF 50V B GRM155B11H102KA01D K22178809 1 B c3 C 1251 CHIP CAP 0 001uF 50V B GRM155B11H102KA01D K22178809 1 B c3 C 1252 CHIP CAP 27pF 50V CH GRM1552C1H270JZ01D K22178222 1 B c3 C 1253 CHIP CAP 470pF 50V B GRM155B11H471KA01D K22178805 1 B c3 C 1255 CHIP CAP 1uF 6 3V B GRM188B10J105KA01D K22084801 1 B c3 C 1256 CHIP CAP 0 1uF 10V B GRM36B104K10PT K22108802 1 A E2 C 1257 CHIP CAP 0 ...

Page 21: ...ODE 1SS400 TE61 G2070634 1 A D3 D 1043 DIODE 1SS400 TE61 G2070634 1 A D3 D 1044 LED CL 165HR YG D T G2070860 1 A G4 D 1045 LED 19 215UYOC S530 A2 TR8 G2070884 1 A A1 D 1045 LED 19 213 S2C AN1P2B 3 G2071096 5 A A1 D 1046 LED 19 215UYOC S530 A2 TR8 G2070884 1 A B1 D 1046 LED 19 213 S2C AN1P2B 3 G2071096 5 A B1 D 1047 LED 19 215UYOC S530 A2 TR8 G2070884 1 A A3 D 1047 LED 19 213 S2C AN1P2B 3 G2071096 ...

Page 22: ...1 A D1 Q 1007 IC NJU7231F33 TE1 G1094202 1 B a4 Q 1008 IC TDA2822D013TR G1091542 1 A G3 Q 1009 FET 2SK3476 TE12L G3834768 1 A F1 Q 1010 FET 2SK3074 TE12L G3830748 1 B d1 Q 1011 TRANSISTOR 2SC5005 T1 G3350058 1 B d1 Q 1012 TRANSISTOR 2SC5005 T1 G3350058 1 B e1 Q 1013 TRANSISTOR 2SC5005 T1 G3350058 1 B f1 Q 1014 TRANSISTOR 2SC5005 T1 G3350058 1 B f1 Q 1015 TRANSISTOR DTC144EE TL G3070075 1 B f2 Q 10...

Page 23: ...6S 103JTH J24189037 1 A G1 R 1003 CHIP RES 10k 1 16W 5 RMC1 16S 103JTH J24189037 1 A G1 R 1004 CHIP RES 33k 1 16W 5 RMC1 16S 333JTH J24189043 1 A G1 R 1005 CHIP RES 330 1 16W 5 RMC1 16S 331JTH J24189019 1 A F1 R 1006 CHIP RES 330 1 16W 5 RMC1 16S 331JTH J24189019 1 A F1 R 1007 CHIP RES 10k 1 16W 5 RMC1 16S 103JTH J24189037 1 A G1 R 1008 CHIP RES 220k 1 16W 5 RMC1 16S 224JTH J24189053 1 A G1 R 1009...

Page 24: ...73 CHIP RES 100k 1 16W 5 RMC1 16S 104JTH J24189049 1 B c1 R 1074 CHIP RES 100k 1 16W 5 RMC1 16S 104JTH J24189049 1 B b2 R 1076 CHIP RES 47k 1 16W 5 RMC1 16S 473JTH J24189045 1 B b2 R 1077 CHIP RES 150k 1 16W 5 RMC1 16S 154JTH J24189051 1 B c2 R 1078 CHIP RES 47 1 16W 5 RMC1 16S 470JTH J24189009 1 B c2 R 1079 CHIP RES 100 1 16W 5 RMC1 16S 101JTH J24189013 1 B c2 R 1080 CHIP RES 150k 1 16W 5 RMC1 16...

Page 25: ... 1147 CHIP RES 100 1 16W 5 RMC1 16S 101JTH J24189013 1 A H2 R 1148 CHIP RES 100k 1 16W 5 RMC1 16S 104JTH J24189049 1 A G2 R 1149 CHIP RES 4 7 1 16W 5 RMC1 16S 4R7JTH J24189066 1 A G2 R 1150 CHIP RES 4 7 1 16W 5 RMC1 16S 4R7JTH J24189066 1 A G2 R 1151 CHIP RES 15k 1 16W 5 RMC1 16S 153JTH J24189039 1 A G3 R 1152 CHIP RES 100 1 16W 5 RMC1 16S 101JTH J24189013 1 A G3 R 1153 CHIP RES 15k 1 16W 5 RMC1 1...

Page 26: ... CHIP RES 2 2k 1 16W 5 RMC1 16S 222JTH J24189029 1 B b3 R 1223 CHIP RES 1M 1 16W 5 RMC1 16S 105JTH J24189061 1 B b3 R 1224 CHIP RES 1 2M 1 16W 5 RMC1 16S 125JTH J24189062 1 B b3 R 1225 CHIP RES 10k 1 16W 5 RMC1 16S 103JTH J24189037 1 B b3 R 1226 CHIP RES 2 2M 1 16W 5 RMC1 16S 225JTH J24189065 1 B b3 R 1227 CHIP RES 100k 1 16W 0 5 RR0510R 104 D J24189167 1 A F3 R 1228 CHIP RES 10k 1 16W 0 5 RR0510P...

Page 27: ...1296 CHIP RES 330 1 16W 5 RMC1 16S 331JTH J24189019 1 A G3 R 1297 CHIP RES 470 1 16W 5 RMC1 16S 471JTH J24189021 1 A F3 R 1298 CHIP RES 470 1 16W 5 RMC1 16S 471JTH J24189021 1 A F3 R 1299 CHIP RES 220 1 16W 5 RMC1 16S 221JTH J24189017 1 B h2 R 1300 CHIP RES 220 1 16W 5 RMC1 16S 221JTH J24189017 1 A A4 R 1301 CHIP RES 220 1 16W 5 RMC1 16S 221JTH J24189017 1 A C1 R 1302 CHIP RES 330 1 16W 5 RMC1 16S...

Page 28: ... RMC1 16S 105JTH J24189061 1 B g3 R 1359 CHIP RES 470 1 16W 5 RMC1 16S 471JTH J24189021 1 B g3 R 1360 CHIP RES 10k 1 16W 5 RMC1 16S 103JTH J24189037 1 B g3 R 1361 CHIP RES 330k 1 16W 5 RMC1 16S 334JTH J24189055 1 B c3 R 1362 CHIP RES 0 1 16W 5 RMC1 16S JPTH J24189070 1 B h3 R 1364 CHIP RES 10k 1 16W 5 RMC1 16S 103JTH J24189037 1 B d3 R 1365 CHIP RES 220 1 16W 5 RMC1 16S 221JTH J24189017 1 A F2 R 1...

Page 29: ...29 FTD 7 DTMF Paging Unit Option Circuit Diagram Parts Layout DTA144EE 16 Q6002 6005 DTC144EE 26 Q6004 2SC4617 BR 6003 BU8872FS Q6001 Side A Side B ...

Page 30: ...5F14545YJ P1091240 1 Q 6001 IC BU8872FS E2 G1093656 1 Q 6002 TRANSISTOR DTA144EE TL G3070074 1 Q 6003 TRANSISTOR 2SC4617 TL R G3346178R 1 Q 6004 TRANSISTOR DTC144EE TL G3070075 1 Q 6005 TRANSISTOR DTA144EE TL G3070074 1 R 6001 CHIP RES 4 7k 1 16W 5 RMC1 16S 472JTH J24189033 1 R 6002 CHIP RES 47k 1 16W 5 RMC1 16S 473JTH J24189045 1 R 6003 CHIP RES 100k 1 16W 5 RMC1 16S 104JTH J24189049 1 R 6005 CHI...

Page 31: ...13 ...

Page 32: ...14 Copyright 2005 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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