background image

[C1053

C1054
C1055

C1056

C1057
C1058
C1059

C1060
C1061
C1062

C1063
C1064
C1065
C1066

C1067

C1068

C1069
C1070
C1071
C1072
C1073

C1074
C1075
C1076
C1077
C1078
C1091
C1092
C1093
C1094

TC1001
TC1002

L1002
L1003
L1004
L1005
L1006

L1007
L1008
L1009
L1010
L1011
L1013
L1014
L1015

CV1001

T1001

J1001
J1002
J1003
J1004
J1005
J1006
J1007

J1008
J1009

P1001

P1002

| Symbol

No.

—- —

Q401
Q402
Q403

D401
D402

X401

K22170223
K22170805
K40179006

K22170805
K22140807
K78100004
K78160001

K78120002
K22170817
K78160003
K22170235
K22170235
K22170235
K40129021

K40129008

K40179007

K22170805
K22170805
K22170805
K70147475
K40129012

K22170805
K22170805
K70127106
K22170805
K22170805
K22170203
K22170805
K22170817
K22170202

K91000167
K91000168

L0020900
L0020852
L0021290
L0021290
L1190194
L1690002
L0020917
L0021290
L0021290
L1190222
L0021290
L0021290
L2190001

L4020081

L0021558

P1090210
P1090210
P0090648
P0090647
P0090647
P1090602
P1090601
P0090640
P0090641

T9205642A
T9205638A

^^^1^^^^^^

J.U1 L 1'IU •

F2937101A

C029371AB

G1090859
G3316237F
G1090846

G2070003
G2070001

H0102858

CAP. Chip
CAP. Chip

AL. Electro.

CAP.
CAP. Chip
CAP. Chip

Tantalum. Chip

Tantalum. Chip
Tantalum. Chip
CAP. Chip
Tantalum. Chip
CAP. Chip
CAP. Chip
CAP. Chip

AL. Electro.
CAP.
AL. Electro.

CAP.

AL. Electro.
CAP.

CAP. Chip
CAP. Chip
CAP. Chip^
Tantalum CAP.

AL. Electro.
CAP.

CAP. Chip
CAP. Chip
Tantalum CAP.
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip

Trimmer CAP.
Trimmer CAP.

Coil

•Coil

Coil
Coil

M. RFC

Coil. Chip
Coil
Coil
Coil

M. RFC

Coil
Coil
TOROID Coil

Helical Resonator

Coil

Connector
Connector
Connector
Connector
Connector
Connector
Connector
Connector
Connector

Wire-ASSY
Wire-ASSY

Printed Circuit
Board
PCB with
Component

1C ~
Transistor
1C

Diode
Diode

XTAL

CH 50V 33pF

B 50V O.OOluF

50V 2.2uF

B 50V O.OOluF
B 25V 0.022uF

10V lOuF
35V O.luF
16V 2.2uF

B 50V O.OluF

35V 0.22uF

CH 50V lOOpF
CH 50V lOOpF
CH 50V lOOpF

16V lOOOuF

16V 33uF

50V 3.3uF

B 50V O.OOluF
B 50V O.OOluF
B 50V O.OOluF

25V 4.7uF
16V lOuF

B 50V O.OOiuF
B 50V O.OOluF

16V lOuF

B 50V O.OOluF
B 50V O.OOluF

CH 50V 2pF

B 50V O.OOluF
B 50V O.OluF

CH ' 50V IpF

3pF

20pF

72uH

440MHz

44.3MHz

JP1001

Device

TK10487M
2SC1623-T2BL6
M5223FP

1SS226TE85R
1SS181TE85R

HC-49/T 44.545MHz

CD401

R401
R402
R403
R404
R405
R406
R407
R408
R409
R410
R411
R412
R413
R414
R415
R416
R417
R418
R419
R420
R421
R422

C401
C402
C403
C404
C405
C406
C407
C408
C409
C410
C411
C412
C413
C414

C415
C416
C417

C418

L401

TP401

-

•K^

Symbol

No.

Q501

"^502

Q503

R501
R502
R503
R504
R505
R506
R507
R508
R509
R510

""R511

R512
R513
R514

"R515

R516

R517
R518
R519

R520
R521
R522

H7900180

J24205101
J24205101
J24205473
J24205471
J24205222
J24205102
J24205182
J24205332
J24205473
J24205223
J24205122
J24205474
J24205474

J24205222
J24205223
J24205683
J24205103
J24205122
J24205122
J24205103
J24205471
J24205223

K22170817
K22170805
K22170817
K22170805
K22170817
K22170219
K22141809
K22141809
K22170233
K22170817
K22141003
K22170801
K22170801
K22170801

K22170817
K22141809
K22170817
K22170227

L1190227

Q5000096

^,'„;'.; : .;

1

^.

^ CL1 L i'l U .

F2937102

C029372AB

G1090559
G1090831
G3316237F
G3070001
G3070001
G3070001

J24205472
J24205684
J24205472
J24205472
J24205682
J24205822
J24205684
J24205472
J24205472
J24205472
J24205333
J24205562
J24205225
J24205472
J24205154
J24205824
J24205823
J24205472
J24205224
J24205103
J24205102
J24205102

Ceramic DISC

RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip

RES. Chip
RES. Chip

CAP. Chip^
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip^
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip

CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip

M. RFC

Terminal

lOICUUirr

A-/C&L-1 A^J L1UI1

Printed Circuit
Board
PCB with
Component

1C
1C
Transistor
Transistor
Transistor
Transistor

RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip

RES. Chip

RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip

CDB455C7

1/10W 100 ohm
I/10W 100 ohm
1/10W 47k ohm
1/10W 470 ohm
1/10W 22k ohm
1/10W 1k ohm
1/10W 1.8k ohm
1/10W 3.3k ohm
1/10W 47k ohm
1/10W 22k ohm
1/10W 1.2k ohm
1/10W 470k ohm
1/10W 470k ohm
1/10W 2.2k ohm
1/10W 22k ohm
1/10W 68k ohm
1/10W 10k ohm
1/10W 1.2k ohm
1/10W 1.2k ohm
1/10W 10k ohm

1/10W 470 ohm

JJ'10W 22k^hm

B 50V O.OluF
B 50V O.OOluF
B 50V O.OluF
B 50V O.OOluF
B 50V O.OluF

CH 50V 22pF

B 25V O.luF
B 25V O.luF

CH 50V 82pF

B 50V O.OluF
F 25V 0.047uF
B 50V 470pF
B 50V 470pF
B 50V 470pF
B 50V O.OluF
B 25V O.luF
B 50V O.OluF

CH 50V 47pF

0.33uH

fc -"'"' .•^--•"-^\

;

'? - •'. • '-.•

;

 -' .

;

"^ -^v^T

LA6324M
UPD4052BG
2SC1623-T2BL6
FA1A4M-T2B
FA1A4M-T2B
FA1A4M-T2B

1/10W 4.7k ohm
1/10W 680k ohm
1/10W 4.7k ohm

1/10W 4.7k ohm
1/10W 6.8k ohm

1/10W 8.2k ohm
1/10W 680k ohm
1/1OW 4.7k ohm
1/10W 4.7k ohm
1/10W 4.7k ohm
1/10W 33k ohm
1/10W 5.6k ohm
1 / 1 0 W 2 . 2 M ohm
I / l O W 4.7k Ohm
1/10W 150k ohm
1/10W 820k ohm
1/10W 82k ohm • ;
1/10W 4.7k ohm

1/10W 220k ohm
1/10W lOk ohm
1/10W 1k ohm
1/10W 1k ohm

29

Summary of Contents for FT-712RH

Page 1: ...FT 712RH TECHNICAL SUPPLEMENT YAESU MUSEN CO LTD C P O BOX 1500 TOKYO JAPAN MFlNURLC DI SERV X rr pia RH 05910739...

Page 2: ...mponents and the other has either a mixture of both chip and lead components trimmers coils electrolytic capacitors packaged ICs etc or lead components only The two obverse views depict the board a it...

Page 3: ...f its bracket 2 Remove the three screws in the arms of the speaker bracket and remove the bracket TOP COVER REMOVAL Removing the top cover exposes the Solder Side of the Main Unit circuit board and th...

Page 4: ...PA UNIT APC UNIT 430 VCO UNIT LCD UNIT CONTROL UNIT BOARD LAYOUT 2...

Page 5: ...MAIN UNIT No 1 XXX obverse view of component side 3 SOURCE DRAIN GATE 2 Marked surface 3SK164 F 01001 3SK165 J 01002 M54959P 01013 pPC7805H 01018 L7809 01017 TDA2003 01008...

Page 6: ...ITTER COLLECTOR BASE 2SB1134R Q1016 COLLECTOR EMITTER BASE 2S02407 A Q1010 BASE COLLECTOR EMITTER 2SD1000 LL Of007 2SC3357 RK 01009 GATE Marked Surface 2SK208Y JY 01014 reverse view of component side...

Page 7: ...d surface 2SA812 M7 01005 2SC1623 I_7 01004 1006 1015 2SC2620 QB 01003 2SC3356 R24 0 1 0 1 1 1 0 1 2 Marked Surface 1SS184 B3 D1001 HSM2693 B2 D1005 ANODE l CATHODE 2 1SS226 C3 D1002 obverse view of c...

Page 8: ...reverse view of chip only side 6...

Page 9: ...MAIN UNIT VOLTAGE CHART DC VOLTS MAIN UNIT 1C VOLTAGE CHART DC VOLTS...

Page 10: ...chip only side reverse view of mixed component side reverse viewof chip only side Marked Surface M5223FP Q403 2SC1623 L6 Q402 TK10487M Q401 IF UNIT VOLTAGE CHART DC VOLTS 9 CATHODE CATHODE Marked Suff...

Page 11: ...w of 1C side obverse view of chip only side reverse view of 1C side reverse view of chip only side COLLECTOR Marked Surface 2S01623 1 6 0503 FA1A4M T2B L33 0504 506 MPD4052BG Q502 DC VOLTS MIC UNIT VO...

Page 12: ...side reverse view of chip only side CATHODE COLLECTOR B Tr Emitfr Common s crr COLLECTOR Tri COLLECTOR Tr ANOI IODE ANODE CATHOOE CATHODE Marked Surfac FMS1 S1 0601 FMW1 W1 0605 Marked Surface Marked...

Page 13: ...p only side reverse view of component side reverse view of chip only side Marked Surface 2SC3356 R24 0301 DRAIN SOURCE 2SK125 0302 VCO UNIT VOLTAGE CHART DC VOLTS RESISTOR VALUES ARE IN 0 1 tOW CAPACI...

Page 14: ...CONTROL UNIT No 2 XXX rCx ia agi n i w_ r obverse view of mixed component side reverse view of mixed component side 13...

Page 15: ...20 32 HD404418A01F 02003 obverse view of 1C side 14...

Page 16: ...S obverse view of 1C side 15 ANODE 1 CATHOOE 1...

Page 17: ......

Page 18: ...PA UNIT No 7 XX obverse view of component side reverse view of component side 17...

Page 19: ...obverse view of chip only side reverse view of chip only side 18...

Page 20: ...19...

Page 21: ...MAIN UNIT 20...

Page 22: ...21 e s A...

Page 23: ...22...

Page 24: ...ts re placed and the need for realignment deter mined to be absolutely necessary The following test equipment and thorough familiarity with its correct use is necessary for complete realignment Correc...

Page 25: ...ne the transceiver to 430 MHz 432 MHz for Version D and while receiving adjust TC301 on the VCO Unit for at least 0 8V 1 0V for Version D c Retune the transceiver to the frequency indicated below and...

Page 26: ...he center of the band and set the LOW button to the high power position b Adjust L701 for maximum power output at least 36 watts 2 Power Output a With the transceiver tuned to the center of the band s...

Page 27: ...tch the coun ter indication with the transceiver frequency 4 Deviation a Set the AF generator for 25mV output at 1 kHz Adjust VR1003 for 4 5 kHz deviation on the Deviation Meter b Reduce the AF genera...

Page 28: ...01 and CVI 001 in that order for maximum S meter indication Reduce the injection level if necessary to keep the S meter near midrange 2 S Meter Calibration a At the center of the band set the signal g...

Page 29: ...49 R1050 R1051 R1052 R1053 R1054 R1055 R1056 R1057 R1064 R1065 PTH1001 VR1001 R1002 VR1003 VR1004 VR1005 VR1006 VR1007 C1003 C1004 C1005 C1006 C1007 C1008 C1009 C1010 C1011 C1012 C1013 C1014 C1015 C10...

Page 30: ...17 C418 L401 TP401 K Symbol No Q501 502 Q503 R501 R502 R503 R504 R505 R506 R507 R508 R509 R510 R511 R512 R513 R514 R515 R516 R517 R518 R519 R520 R521 R522 H7900180 J24205101 J24205101 J24205473 J24205...

Page 31: ...50V 220pF B 25V 0 022uF B 25V O luF B 25V 0 022uF B 25V 0 022uF B 25V 0 022uF B 50V O OOluF B 25V O luF B 25V 0 033uF B 25V O luF K Aai iS SNsse e Device FMS1 T98 2SC1623 T2B L6 2SB624 T2B BV4 2SB624...

Page 32: ...10W 8 2k ohm 1710W 56k ohm 1 10W 10k ohm 1710W 270k ohm 1 10W 1k ohm 1 10W 2 2k ohm 1 10W 22k ohm 1 10W 22k ohm 1 10W 39k ohm 1 10W 10k ohm 1 10W 10k ohm 1 10W 100k ohm 1 10W 100k ohm 1 10W 1k ohm 1...

Page 33: ...pF 16V lOuF CH 50V 4pF CH 50V 6pF B 50V 470pF B 50V 470pF CH 50V lOOpF CH 50V J pF CH 50V lOpF CH 50V 0 5pF CH 50V pF B 50V 470pF CH 50V 12pF CH 50V 12pF CH 50V 8pF B 50V 470pF B 50V 470pF CH 50V 6pF...

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