Kenwood TH-D72A Service Manual page 83

84) (C/3): TX-RX SECTION
66V
33CB
IC514
Q512
XC6201P
2SC
532DR Ripple
4617
Filter
(R)
D523
Q661
SSM
1SV
MOD 6L05
278F
FU-F
513 PLL
MB15E
Q522
3SL-E1
D520,D522
VCOB
LPF
MCH
CV
1SV
3914
325F
(7)-H
D514,D515
D519,D521
MA2S077G
Q523
MCH
1SV
3914
325F
(7)-H
D524
1SV
HSC
MOD
278F
277
D525
2SC
5488
A-H
Q521
LPF
Fin AMP
D516,D517
SQA SMA
33CB
HSC277
144T
DET
CD351
430T
450kHz
45TX
(DRIVE)
IC431
VTX1
PLL
MB15E
03SL-E1
PS_A
LE_A LPF
45RVA
TR_DATA
TR_CLK
X431
TCXO
45RUA
16.8MHz LPF BPF
L77-30
57-05
33CA REF_A
45RVB
IC352
SW
TC7W53
FK(F)
45RUB
33RB
D352 HSC
277
45RVAM
45RVAM
Q355
144TX_S
430TX_S
45RVAM_S
CU
45RVA_S
45RUA_S
NJM2872
5
45RVB_S B
45RUB_S
XA
33RB_S
SAVE1
Q656
DC_S
AVR
PRE_CHG
K BTV_ON
BSFT3
B
6122
APCSW
VAIP
Q652
PS_A
SW IC645
PS_B
SSM
UMX
XC6202
6L05
P452DR
FU-F
Q658
SAVE1
BLOCK DIAGRAM
Q644
SSM R216,R217
3J05
FU-F
RF SW
430T
HSC
277
Q201
D201,D204
RF AMP
2SC 2SC
5488 5488
A-H A-H
D202
LPF
Q524
HSC
RF AMP
33CB
277
144T
Q518
HSC
D518
SW
277
RT1N
141U
D203
-T111
HSC
277
SHIFT_B
33CA
IC353 IF DET
NJM2591V
Q358
MIXER IF AMP
2SC
AMP 4617
(S)
49.95MHz
OSC
33CA
CF352
2SC
450kHz
Q357
4649
X3AMP
(N,P)
33CA 33CA
Q433
2SC
Ripple
4617
Filter
(R)
Q437
D434,D435 RF AMP
2SC 2SC
MCH
1SV
5488 5488
3914
325F
(7)-H A-H A-H
Q436
Q435
VCO A RF AMP
33CA
2SC
Q434
5488
Fin AMP
A-H
33RB
SQB SMB
33CA
IC354 IF DET
NJM2591V
MIXER IF AMP
AMP
DET
OSC
CD352 CF351
X351
45.505MHz
33RB
455kHz 455kHz
D351
Q356 Q354
DET
IF AMP IF AMP
2SC 2SC 2SC
4617 4617 4617 RB706F40
(R) (R) (R)
Q352
IF AMP
2SK 2SK
Q353
1830F 1830F
Q655
AVR
IC646
CPH
B
6122
33CS
F33
Q651
SW
C_S
SSM Q657
UMX
6L05
2N
FU-F
Q659
CPH
45C
SAVE1
RB
D511
751V
-40
IC512
2N
DC-DC
66V
TC7660
SW
SEOA
+B
APC&BPFA
Q207
IC201
2SC
LMC7101
4617
BIM5
(R)
2SK
Q205
VTX1
1830F
Q214
IC202
Pre-Drive Drive
D211,D212
AMP
IC
LPF
RF SW
UPC NE
3232 5500 HVU131
D205 TB 234
HSC
144T 430T
45TX +B APC
277
144T HPF
Q204
RF AMP
2SC
5488
A-H
33RB
D12,D13,
D24,D25
Q2
XF351 : 1SV325F
MIXER
MCF BPF
3SK
294-
FP
D6
HSC
45RVA BPFA
277
D5
HSC
D14,D15,
277
D26,D27
: 1SV325F
BPF
Q4
3SK
MIXER
294-
FP
BPFB
45RVB
D437
HSC
277 D10,D11,18
Q438
D19,D22,D23
Q3
x2
: BBY65-02V
AMP MIXER
BPF
2SC
3SK
5488
318
A-H
45RUA 45RUA BPFA
D7
HSC
277
D8,D9,D16
Q1 D17,D20,D21
Q359
XF352 MIXER : BBY65-02V
MCF
BPF
2SC
3SK
4617
318
(S)
45.05MHz
45RUB BPFB
33RB
D650 DC-DC-Converter
IC644: XC9221C09AMR
CMS
B
05-Q Q650: 2SJ506-E(S)
IC351
IC639: XC6118C10ARM
AGC AMP
TC7W51
AGC
FK(F)
DC_S
IC641 CHARGE
Q654
LM3420
+
SSM
-8.4N
6J08
33CB
FU(F)
Q616
SSM
B_S
3J05 33RB
FU-F
SSM
6J08 33CA
FU(F)
33RB_S
A_S
VCP
TH-D72A/D72E
Q212
IC203
RN
LMC7101
4902 APC
BIM5
-F
APCSW
D219,D221
Q215
: HVC131
Final D215,D216
AMP : HVU131-E
LPF
2SK
RF
3476
SW
-F
+B APC 144T
D214,D227: HVC131
D217: HVU131-E
D223,D228: 1SS387
D225: 02DZ15F-X,Y
D226: 02DZ18F-X
HPF
RF
SW
A Band VHF
430T
D42,D43,
D32,D33
Q7 Q11
: 1SV325F
RF AMP RF AMP
BPF
3SK
3SK
294-
318
FP
Q15
45RVA BPFA 45RVA
2SK
1830F
B Band VHF
D35,D36,
VAIP
D44,D45
Q8
Q13
: 1SV325F
RF AMP
RF AMP
BPF
3SK
3SK
294-
318
FP
Q16
BPFB
45RVB 45RVB
2SK
1830F
AGC AGC
A Band UHF
VAIP
D30,D31,
D39,D41
Q6 Q10
: BBY65-02V
RF AMP RF AMP
BPF
3SK 3SK
318 318
Q14
45RUA BPFA 45RUA
2SK
1830F
B Ba2d UHF
UAIP
D28,D29,
D38,D40
Q5 Q9
: BBY65-02V
RF AMP RF AMP
BPF
3SK 3SK
318 318
Q12
AGC BPFB 45RUB
2SK
DC_DET
1830F
45RUB AGC
UAIP
Q649
RB
TPC
6110 051L
-F -40
D644
2SA
1832
(GR)F
D647
2SK
Q645
HZU
1830F
Protection
16-E
(B2)
Q663
–
Q646
RB
RT1P
D646
436U 051L
-T111
-40 BTV_ON
CHG
2SK
XC6201 2SC
Q643
1830F 5706
P152DR
IC643
Q648
CHGEND
Q653
CPH
PRE_CHG
3417
LPF LPF
ANT
HPF
Q642
2SK
3019
DC-IN
BATT
+
–
Q662
SSM
6L05
FU-F
IC642
NJM
2904RB1-ZB
BT_V
D645
HZU
3BLL
83