Yaesu FT-270R Technical Supplement Download | Manualshive

Page: 20 / 34

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20

Parts List

MAIN Unit

REF

DESCRIPTION

VALUE

V/W

TOL.

MFR'S DESIG

VXSTD P/N

VERS.

LOT SIDE LAY ADR

FT-270R/E Technical Supplement

C 1197

CHIP CAP.

0.1uF

10V

B

GRM155B11A104KA01D

K22108802

1-

A

D1

C 1198

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

A

D1

C 1199

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

B

b4

C 1200

AL.ELECTRO.CAP.

47uF

16V

RV4-16V470MF46-RR2

K48120019

1-

B

b3

C 1200

AL.ELECTRO.CAP.

47uF

16V

UZS1C470MCL1GB

K48120031

30- B

b3

C 1201

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

B

b4

C 1202

CHIP TA.CAP.

150uF

4V

TEESVC0G157M12R

K78060034

1-

B

a4

C 1203

CHIP CAP.

0.1uF

25V

B

GRM21BB11E104KA01L

K22140811

1-

A

G3

C 1204

CHIP CAP.

0.22uF

10V

B

GRM188B11A224KA01D

K22104801

1-

A

H3

C 1205

CHIP TA.CAP.

22uF

6.3V

TEESVA0J226M8R

K78080047

1-

A

G2

C 1205

CHIP TA.CAP.

22uF

6.3V

TEESVA20J226M8R

K78080088

26- A

G2

C 1206

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

A

G2

C 1207

CHIP CAP.

0.022uF

16V

B

GRM155B11C223KA01D

K22128806

1-

B

d2

C 1208

CHIP CAP.

1uF

6.3V

B

GRM188B10J105KA01D

K22084801

1-

B

d2

C 1209

CHIP CAP.

0.01uF

16V

B

GRM36B103K16PT

K22128804

1-

B

d2

C 1209

CHIP CAP.

0.01uF

25V

B

GRM155B11E103KA01D

K22148834

28- B

d2

C 1210

CHIP CAP.

330pF

50V

B

GRM155B11H331KA01D

K22178803

1-

B

c2

C 1211

CHIP TA.CAP.

4.7uF

16V

TEESVA1C475M8R

K78120031

1-

B

c2

C 1212

CHIP CAP.

0.022uF

16V

B

GRM155B11C223KA01D

K22128806

1-

B

c2

C 1213

CHIP CAP.

0.01uF

16V

B

GRM36B103K16PT

K22128804

1-

B

c2

C 1213

CHIP CAP.

0.01uF

25V

B

GRM155B11E103KA01D

K22148834

28- B

c2

C 1214

CHIP CAP.

0.0047uF

25V

B

GRM36B472K25PT

K22148830

1-

B

c2

C 1214

CHIP CAP.

0.0047uF

50V

B

GRM155B11H472KA01D

K22178838

28- B

c2

C 1215

CHIP CAP.

680pF

50V

B

GRM155B11H681KA01D

K22178807

1-

B

c2

C 1216

CHIP CAP.

470pF

50V

B

GRM155B11H471KA01D

K22178805

1-

B

c2

C 1217

CHIP CAP.

0.022uF

16V

B

GRM155B11C223KA01D

K22128806

1-

B

c3

C 1218

CHIP CAP.

0.0068uF

25V

B

GRM155B11E682KA01D

K22148803

1-

B

c3

C 1219

CHIP CAP.

330pF

50V

B

GRM155B11H331KA01D

K22178803

1-

B

c3

C 1220

CHIP CAP.

680pF

50V

B

GRM155B11H681KA01D

K22178807

1-

B

c3

C 1221

CHIP CAP.

0.0047uF

25V

B

GRM36B472K25PT

K22148830

1-

B

c3

C 1221

CHIP CAP.

0.0047uF

50V

B

GRM155B11H472KA01D

K22178838

28- B

c3

C 1222

CHIP CAP.

0.22uF

10V

B

GRM188B11A224KA01D

K22104801

1-

B

c3

C 1223

CHIP CAP.

1uF

6.3V

B

GRM188B10J105KA01D

K22084801

1-

B

d2

C 1224

CHIP CAP.

0.0068uF

25V

B

GRM155B11E682KA01D

K22148803

1-

B

c2

C 1225

CHIP CAP.

0.0068uF

25V

B

GRM155B11E682KA01D

K22148803

1-

B

d2

C 1226

CHIP CAP.

100pF

50V

CH

GRM1552C1H101JD01D

K22178236

1-

B

d2

C 1227

CHIP CAP.

0.1uF

10V

B

GRM155B11A104KA01D

K22108802

1-

B

d3

C 1228

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

B

c1

C 1229

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

A

E3

C 1230

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

B

c4

C 1231

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

B

c4

C 1232

CHIP TA.CAP.

4.7uF

16V

TEESVA1C475M8R

K78120031

1-

A

F3

C 1233

CHIP CAP.

0.01uF

16V

B

GRM36B103K16PT

K22128804

1-

B

c4

C 1233

CHIP CAP.

0.01uF

25V

B

GRM155B11E103KA01D

K22148834

28- B

c4

C 1234

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

B

c4

C 1235

CHIP CAP.

0.022uF

16V

B

GRM155B11C223KA01D

K22128806

1-

B

c3

C 1236

CHIP CAP.

0.022uF

16V

B

GRM155B11C223KA01D

K22128806

1-

B

c3

C 1237

CHIP CAP.

470pF

50V

B

GRM155B11H471KA01D

K22178805

1-

B

c3

C 1238

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

A

F3

C 1239

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

A

F1

C 1240

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

B

b4

C 1241

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

A

A4

C 1242

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

B

c3

C 1243

CHIP CAP.

0.001uF

50V

B

GRM155B11H102KA01D

K22178809

1-

B

d3

C 1244

CHIP CAP.

0.1uF

10V

B

GRM155B11A104KA01D

K22108802

1-

B

c3

C 1245

CHIP CAP.

0.0047uF

25V

B

GRM36B472K25PT

K22148830

1-

B

b3

C 1245

CHIP CAP.

0.0047uF

50V

B

GRM155B11H472KA01D

K22178838

28- B

b3

C 1246

CHIP CAP.

5pF

50V

CH

GRM1552C1H5R0BZ01D

K22178292

1-

B

b3

C 1247

CHIP TA.CAP.

10uF

10V

TEESVA1A106M8R

K78100028

1-

B

b2

C 1248

CHIP CAP.

0.01uF

16V

B

GRM36B103K16PT

K22128804

1-

B

b3

C 1248

CHIP CAP.

0.01uF

25V

B

GRM155B11E103KA01D

K22148834

28- B

b3

C 1249

CHIP CAP.

0.1uF

10V

B

GRM155B11A104KA01D

K22108802

1-

B

c3

C 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

GRM155B11A104KA01D

K22108802

1-

A

E2

C 1257

CHIP CAP.

0.0047uF

25V

B

GRM36B472K25PT

K22148830

1-

A

F2

C 1257

CHIP CAP.

0.0047uF

50V

B

GRM155B11H472KA01D

K22178838

28- A

F2

C 1258

CHIP CAP.

0.01uF

16V

B

GRM36B103K16PT

K22128804

1-

A

D2

C 1258

CHIP CAP.

0.01uF

25V

B

GRM155B11E103KA01D

K22148834

28- A

D2

C 1259

CHIP CAP.

0.0047uF

25V

B

GRM36B472K25PT

K22148830

1-

A

D3

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Summary of Contents for FT-270R

Page 1: ...lieve the information in this manual to be correct VERTEX STANDARD assumes no liability for damage that may occur as a result of typographical or other errors that may be present Your cooperation in p...

Page 2: ...H x 1 26 D mm 60 x 120 x 32 mm W O knob antenna belt clip Weight 13 8 Oz 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 Var...

Page 3: ...LECTOR SHEET RA0578300 WASHER RA057840A RING NUT RA057730B x2 pcs SPACER RA0577400 x2 pcs TERMINAL RA1113500 WINDOW RA057710A HOLDER RA057700A RUBBER KNOB RA111430A DOUBLE FACE RA0434100 SHEET M409018...

Page 4: ...4 FT 270R E Technical Supplement Exploded View Miscellaneous Parts Note...

Page 5: ...5 Block Diagram FT 270R E Technical Supplement...

Page 6: ...6 Block Diagram FT 270R E Technical Supplement Note...

Page 7: ...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...

Page 8: ...een 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 pum...

Page 9: ...ealignment determined to be abso lutely necessary Required Test Equipment The following test equipment and familiarity with its use is necessary for complete realignment Correction of problems caused...

Page 10: ...s the keypad in the following sequence MHz 0 SET 2 CODE 2 CODE MR MW SKIP 8 Press the F key to cause A0 REF xxx A0 REF xxx A0 REF xxx A0 REF xxx A0 REF xxx to appear on the display for five seconds th...

Page 11: ...WR xxx 6 With in five second of appearing the A2 PWR xxx A2 PWR xxx A2 PWR xxx A2 PWR xxx A2 PWR xxx on the display press the PTT switch to activate the transmitter adjust the DIAL knob so that the wa...

Page 12: ...ond of appearing the A6 SM U A6 SM U A6 SM U A6 SM U A6 SM U D D D D D on the display press the MHz key Squelch Sensitivity 1 Rotate the DIAL knob to select the display to B0206 2 Inject a 146 050 MHz...

Page 13: ...V 1 95 V 1 95 V 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 dB 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...

Page 14: ...14 MAIN Unit FT 270R E Technical Supplement Note...

Page 15: ...N D1024 2SA1774 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 104...

Page 16: ...1 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...

Page 17: ...2 CHIPCAP 0 1uF 10V B GRM155B11A104KA01D K22108802 1 A G1 C 1033 CHIPCAP 0 001uF 50V B GRM155B11H102KA01D K22178809 1 A G1 C 1034 CHIPTA CAP 4 7uF 16V TEESVA1C475M8R K78120031 1 A F1 C 1035 CHIPCAP 0...

Page 18: ...B c2 C 1107 CHIPCAP 0 001uF 50V B GRM155B11H102KA01D K22178809 1 B c2 C 1108 CHIPCAP 0 001uF 50V B GRM155B11H102KA01D K22178809 1 B c2 C 1109 CHIPCAP 1pF 50V CK GRM1554C1H1R0BZ01D K22178287 1 B c2 C...

Page 19: ...L ELECTRO CAP UWX1C101MCL1GB S8101395 36 B b2 C 1167 AL ELECTRO CAP 100uF 16V UWX1C101MCL1GB K48120032 44 B b2 C 1168 CHIPCAP 0 1uF 10V B GRM155B11A104KA01D K22108802 1 A G2 C 1169 AL ELECTRO CAP 100u...

Page 20: ...c2 C 1225 CHIPCAP 0 0068uF 25V B GRM155B11E682KA01D K22148803 1 B d2 C 1226 CHIPCAP 100pF 50V CH GRM1552C1H101JD01D K22178236 1 B d2 C 1227 CHIPCAP 0 1uF 10V B GRM155B11A104KA01D K22108802 1 B d3 C 12...

Page 21: ...CHIPCAP 0 1uF 10V B GRM155B11A104KA01D K22108802 1 B d4 CD1001 CERAMICDISC JTBC450C7 H7901500 1 B g2 CD1001 CERAMICDISC JTBM450CX7 H7901520 17 B g2 CF1001 CERAMICFILTER LTWC450G H3900562 1 3 B g2 CF1...

Page 22: ...COIL E2 0 3 1 7 7T R L0022372 1 B b1 L 1004 M RFC 1uH ELJ ND1R0JF L1690977 1 A F1 L 1005 COIL E2 0 35 1 6 4T L L0022456 1 B b1 L 1006 COIL E2 0 45 1 4 4T L L0022391 1 B b1 L 1007 COIL E2 0 45 1 4 4T L...

Page 23: ...G3070353 10 A G2 Q 1031 TRANSISTOR 2SA1774 TL R G3117748R 1 A F2 Q 1031 TRANSISTOR KTA2014E GR RTK P G3070353 10 A F2 Q 1032 TRANSISTOR 2SA1774 TL R G3117748R 1 A F2 Q 1032 TRANSISTOR KTA2014E GR RTK...

Page 24: ...54 10 A E3 Q 1072 TRANSISTOR 2SC4617 TL R G3346178R 1 B b3 Q 1072 TRANSISTOR KTC4075E GR RTK P G3070356 10 B b3 Q 1073 TRANSISTOR 2SC4617 TL R G3346178R 1 B b3 Q 1073 TRANSISTOR KTC4075E GR RTK P G307...

Page 25: ...1 B f1 R 1050 CHIPRES 470k 1 16W 5 RMC1 16S 474JTH J24189057 1 B f1 R 1051 CHIPRES 22k 1 16W 5 RMC1 16S 223JTH J24189041 1 B g2 R 1052 CHIPRES 100k 1 16W 5 RMC1 16S 104JTH J24189049 1 B f2 R 1053 CHIP...

Page 26: ...3 1 B h2 R 1122 CHIPRES 470k 1 16W 5 RMC1 16S 474JTH J24189057 1 B e2 R 1123 CHIPRES 22k 1 16W 5 RMC1 16S 223JTH J24189041 1 B c2 R 1124 CHIPRES 33k 1 16W 5 RMC1 16S 333JTH J24189043 1 A C3 R 1125 CHI...

Page 27: ...159 1 B c3 R 1192 CHIPRES 100k 1 16W 5 RMC1 16S 104JTH J24189049 1 A D3 R 1194 CHIPRES 100k 1 16W 0 5 RR0510R 104 D J24189167 1 A D2 R 1194 CHIPRES 100k 1 16W 0 5 MCR01MZPD1003 J24189386 46 A D2 R 119...

Page 28: ...RMC1 16S 124JTH J24189050 1 B c3 R 1263 CHIPRES 10k 1 16W 5 RMC1 16S 103JTH J24189037 1 A E3 R 1264 CHIPRES 39k 1 16W 5 RMC1 16S 393JTH J24189044 1 A E3 R 1265 CHIPRES 22k 1 16W 5 RMC1 16S 223JTH J241...

Page 29: ...S 471JTH J24189021 1 B d2 R 1334 CHIPRES 1k 1 16W 5 RMC1 16S 102JTH J24189025 1 A D3 R 1335 CHIPRES 1k 1 16W 5 RMC1 16S 102JTH J24189025 1 A D3 R 1336 CHIPRES 1k 1 16W 5 RMC1 16S 102JTH J24189025 1 A...

Page 30: ...1001 THERMISTOR TBPS1R103K440H5Q G9090067 1 B g1 TH1002 THERMISTOR TBPS1R104K475H5Q G9090069 1 B h2 TH1003 THERMISTOR TBPS1R473K475H5Q G9090068 1 A E1 X 1001 XTAL TRS 4 0 4MHz 4 000MHZ H0103283 1 B d2...

Page 31: ...31 FT 270R E Technical Supplement 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 32: ...1 CONNECTOR AXK5F14545YJ 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...

Page 33: ......

Page 34: ...14 FT 270R E Technical Supplement Copyright 2010 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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