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Q1001
Q1002
Q1003
Q1004
Q1005
Q1006
Q1007
Q1008
Q1009
Q1010
Q1011
Q1012
Q1013
Q1014
Q1015
Q1016
Q1017
Q1018

D1001
D1002
D1003
D1004
D1005
D1006

X1001

XF1001

CF1001

R1001
R1002
R1003
R1004
R1005
R1096
R1007
R1008
R1009
R1010
R1011
R1012
R1013
R1014
R1015
R1016
R1017
R1018
R1019

R1020
R1022
R1023
R1024
R1025
R1026
R1027

R1028
R1029
R1030
R1031
R1032

R1033
R1034
R1035
R1036

R1037
R1038

Part No.

F2935101A

C029351AA

C029351AB

C029351AC

C029351AD

G48016470
G48016570
G3326207B
G3316237F
G3108127G
G3316237F
G3410007L
G1090769
G3333577
G3324071
G3333567D
G3333567D
G1090845
G3802087Y
G3316237F
G3211340R
G1090778
G1090299

G2070009
G2070003
G2090027
G2015550
G2070044
G2090297

H0102856

H1102131

H3900200

J24205104
J24205682
J24205223
J24205680
J24205102
J24205100
J24205103
J24205000
J24205331
J24205101
J24205821
J24205102
J24205221
J24205682
J24205223
J24205471
J24205101
J24205472
J24205472
J24205000
J24205273
J24205471
J00275221
J00275399
J02245010
J24205000
J24205472
J24205102
J24205150

J24205100
J24205470
J24205472
J24205100

J24205103
J24205104
J24205332

J24205150

IfiMiaiJill

Description

Printed Circuit
Board

Without

IF, MIC, APC,
430-VCO UNIT
With IF, MIC,
APC, 430-VCO
UNIT

Without
IF, MIC, APC,
430-VCO UNIT
With IF, MIC,
APC, 430-VCO
UNIT

FET
FET
Transistor
Transistor
Transistor
Transistor
Transistor

JC

Transistor
Transistor
Transistor
Transistor
1C
FET
Transistor
Transistor
1C
1C

Diode
Diode
Diode
Diode
Diode
Diode

XTAL

XTAL Filter

Ceramic Filter

RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chip
RES. Chij3^
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
Carbon Film RES.
Carbon Film RES.
Carbon Film RES.
RES. Chip
RES. Chip^
RES. Chip
RES. Chip
RES. Chip

LRES. Chip^
| RES. Chip

RES. Chip
RES. Chip

IRES. Chrp^

RES. Chip

| RES. Chip

UK ,  • • . • . . . .' .  . • '.. .

3SK164-0-T7
3SK165-0-T7
2SC2620 QBTR
2SC1623-T2BL6
2SA812-T2BM7B
2SC1623-T2BL6
2SD1000-T2LL
TDA2003
2SC3357-T2
2SC2407(A)
2SC3356-T2B R24
2SC3356-T2B R24
M54959P
2SK208Y TE85R
2SC1623-T2BL6
2SB1134R
L7809

UPC7805H

1SS184 TE85R
1SS226 TE85R
1SS53
1S1555
HSM2693-TR
1SS110

HC-43/U 12.8MHz

45M15A1 45MHz

CFW455E

I/10W 100k ohm
1/10W 6.8k ohm
I/10W 22k ohm
1/10W 68 ohm
1/10W 1k ohm
1/10W 10 ohm
1/10W 10k ohm
1/10W 0 ohm
1/10W 330 ohm
1/10W 100 ohm
1/10W 820 ohm
1/10W 1k ohm
1/10W 220 ohm
1/10W 6.8k ohm
1/10W 22k ohm
1/10W 470 ohm
1/10W 100 ohm
1/10W 4.7k ohm
1/10W 4.7k ohm
1/10W 0 ohm
1/10W 27k ohm
1/10W 470 ohm
1/2W 220 ohm
1/4W 3.9 ohm
1/4W 1 ohm
1/10W 0 ohm
1/10W 4.7k ohm
1/10W 1k ohm
1/10W 15 ohm
1/10W 10 ohm
1/10W 47 ohm

1/10W 4.7k ohm
1/10W 10 ohm
1/10W 10k ohm
1/10W 100k ohm
1/10W 3.3k ohm
1/10W 15 ohm

R1039
R1040
R1041
R1042
R1044
R1045
R1046
R1047
R1048
R1049
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
C1016
C1017
C1018
C1019
C1020

C1021
C1022
C1023
C1024

C1025
C1026

C1027
C1028

C1029

C1030
C1031
C1032
C1033
C1034
C1035
C1036
C1037
C1038
C1039
C1040
C1041
C1042

C1043
C1044
C1045
C1046
C1047
C1048
C1049
C1050

C1051

C1052

J24205150
J24205150
J24205683
J24205471
J24205471
J24205471
J24205683
J24205472
J24205223
J24205223
J24205221
J24205222
J24205222
J24205222
J24205472
J24205471
J24205821
J24205472
J24205681
J24205000

G9090036

J51745103
J51745473
J51745473
J51745472
J51745222
J51745223
J51745473

K22170805
K22170805
K22170805
K22170805
K22170203
K22170203
K22170211
K22170204
K22170817
K22170219
K22170805
K22170805
K22170817
K22170817
K22170817
K70127106
K22141809
K40129012

K70127475
K22141809
K22170805
K40129038

K22170805
K40129038

K22170805
K40129021

K40129028

K22141809
K22141809
K22170209
K22170805
K22170805
K22170208
K22170211
K22170805
K22170805
K22170208
K22170805
K78100004
K22170235
K22170204
K22170805
K22170204
K22170207
K22170805
K22170805
K22170805
K40129012

K22170805
K22170227

RES^Ctnp
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

Posistor

POT.
POT.
POT.
POT.
POT.
POT.
POT.

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
Tantalum CAP.
CAP. Chip
AL. Electro.
CAP.
Tantalum CAP.
CAP. Chip
CAP. Chip
AL. Electro.
CAP.
CAP. Chip
AL. Electro.
CAP.
CAP. Chip^
AL. Electro.
CAP.
AL. Electro.
CAP.
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip

CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip^
CAP. Chip^
CAP. Chip^
Tantalum. Chip
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip^
CAP. Chip
CAP. Chip
CAP. Chip
CAP. Chip
AL. Electro.
CAP.
CAP. Chip
CAP. Chip

1/10W 15 ohm
1/10W 15 ohm
1/10W 68k ohm
1/10W 470 ohm
1/10W 470 ohm
1/10W 470 ohm
1/10W 68k ohm
1/10W 4.7k ohm
1/10W 22k ohm
1/10W 22k ohm
1/10W 220 ohm
1/10W 2.2k ohm
1/10W 2.2k ohm

1/10W 2.2k ohm
1/10W 4.7k ohm
1/10W 470 ohm
1/10W 820 ohm
1/10W 4.7k ohm
1/10W 680 ohm
1/10W 0 ohm

J 3k ohm

B 10k ohm
B 47k ohm
B 47k ohm
B 4.7k ohm
B 2.2k ohm
B 22k ohm
B 47k ohm

B 50V O.OOluF
B 50V O.OOluF
B 50V O.OOluF
B 50V O.OflluF
CH 50V 2pF

CH 50V 2pF
CH 50V lOpF
CH 50V 3pF

B 50V O.OluF

CH 50V 22pF

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

16V lOuF

B 25V O.luF

16V lOuF

16V 4.7uF

B 25V O.luF
B 50V O.OluF

16V lOOuF

B 50V O.OOluF

16V lOOuF

B 50V O.OOluF

16V lOOOuF

16V 47uF

B 25V O.luF
B 25V O.luF

CH 50V 8pF

B 50V O.OOluF
B 50V O.OOluF

CH 50V 7pF
CH 50V lOpF
B 50V O.OOluF

B 50V O.OOluF

CH 50V 7pF

B 50V O.OOluF

10V lOuF

CH 50V lOOpF
CH 50V 3pF
B 50V O.OOluF
CH 50V 3pF
CH 50V 6pF
B 50V O.OOluF
B 50V O.OOluF

B 50V O.OOluF

16V lOuF

B 50V O.OOluF

CH 50V 47pF

28

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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