Kenwood TKR-750 PC BOARD 1
A
B
TKR-750 PC BOARD VIEWS
1
DISPLAY UNIT (X54-3330-20) Component side view
C
D
EG
F
H
I
J
J72-0756-02 B/2
1VLI
CN601
11
J72-0756-02 A/2
VR601
2
3
4
5
Q512
D602
D601
HOOK
6
1
34
MIG
C607
GND
NC
5M
GNDNCSBNCGND
C606C603
R605
NC
MIC
J601
PTT
R604
SB
R521
S501
C605
D603
C513
PTT
C602
R601
MIG
MIC
HK
D506 D507
GRN
S507
BACKUP
RED
1
6
Q519
1
6
Q516
3
4
3
4
CP502
34
34
6
1
6
1
Q518
Q517
1
6
Q524
1
6
Q522
3
4
3
4
CP504
CP503CP501
4
3
34
6
1
6
1
Q523
Q521
MAIN DC
D505
R517
RED
VLI
5M
GND
NC
SB
NC
GND
PTT
MIG
MIC
HK
C520
3
1
6
Q504
11
1
4
CN501
R541
R502
R503
R606
R542
IC507
C526
S506
G
D
GIO
R526
S
Q525
C525
C518
D512
D508
C524
+
R538
D509
R537R534
C511
1
16
Q514
1
34
R540
IC502
6
D511
89
D510
R539
D514
R536
D513
R535
R520
Q511
R543
1
6
R544
3
4
Q507
Component side
R519
Q510
16
1
IC504
89
C519
16
1
IC505
89
Q506
D503
TX
C508
R511
8
IC501
R524
1
45
RED
R516
C516
C505
R510
R509
C507
Q508
C506
D501
+
C521
C504
D502
C522
R525
+
O
C502
G
C503
R507
R508
Q501
I
IC506
C523
+
R506
S505
Q502
VR501
GRN
C517
R505
D504
BUSY
+
C501
GRN
5CK5K3
MIC
R523
CN502
C512
R522
R532
S502
9
16
IC503
8
1
C514
R531
6
Q513
R530
C515
1
34
MIG
12
S503
HK/RXD
VLIK4K2K1SOE
R533
PTT/TXD
CLK
PSW
STB1
DAT
SB
NC
GND
SB
19 20
R513
R514
+
R512R529
C510
S504
C509
Foil side
DTA144EUA
DTC363EK
DTD114EK
6
DTD123EK
2SA1586
2SC4116
2SC4215
2SC4617
2SB1132
2SC3357
DTA114EUA
DTC114EUA
DTC144EUA
LA4422
NJM2904E
NJM4558E
2SC3120
2SC3356
MA742
2SK508NV
UPA672T
2SJ506
2SK1824
BU4094BCF
DAN235K
TC7S00F
TA78L05F DA204U
HSM88AS
1SS226
VREF
GND
VIN
AN8009M
TK11050M
TC7S04FU
TC7S66FU
7
55
A
B
DISPLAY UNIT (X54-3330-20) Foil side view
C
E
FD
G
H
I
J
PC BOARD VIEWS TKR-750
1
J72-0756-02 A/2
BACKUP
RED
R519
S507
MAIN DC
GRN
D505
Q510
Q511
R543
1
6
3
4
Q507
Component side
Foil side
R544
R520
D513
R535
D514
R536
D510
R539
D511
89
Q514
R540
6
1
4
3
IC502
1
16
R538
R537R534
D509
C511
D508
D512
C524
+
C518
C525
S506
R526
S
D
Q525
C526
G
GIO
R606
R542
IC507
R541
R502
R503
4
6
Q504
RED
11
CN501
1
3
1
GND
GND
MIG
C520
VLI
5M
NC
SB
NC
PTT
MIC
HK
R517
Q506
D504
BUSY
1
CP504
4
6
3
1
Q523
6
34
1
CP503 CP501
Q521
16
3
6
4
Q524
1
3
6
4
Q522
1
IC505
89
GRN
I
C523
IC506
C517
R525
S505
+
C503
R507
R505
VR501
Q502
R506
Q501
+
C501
G
R508
6
1
Q518
6
1
Q517
O
D502
C502
+
34
34
C519
C522
D501
D506D507
CP502
+
C521
C516
C505
C504
C507
16
IC504
Q508
C506
R509
3
4
3
4
RED
R516
R510
1
6
1
6
1
89
Q519
Q516
D503
TX
R524
C508
S504
R511
1
8
IC501
45
GRN
SB
NC
CLK
PSW
PTT/TXD
19 20
SB
GND
DAT
STB1
SOEK1K2K4VLI
R512 R529
R513
R514
+
C509
C510
K3K55C
HK/RXD
CN502
R533
VR601
MIC
R523
C515
R530
1
34
Q513
6
MIG
12
R531
C514
R532
J72-0756-02 B/2
11
HK
MIC
C602
R601
CN601
MIG
PTT
GNDNCSBNCGND5MVLI
C606 C603
D603
1
2
D602
D601
R605
3
C605
NC
HOOK
MIC
R604
PTT
SB
MIG
GND
NC
C607
J601
4
C513
R522
S502S503
C512
16
1
IC503
R521
9
S501
8
Q512
6
4
1
3
5
30622M4-113GP
320VC5402PGE
AT29C020-90TI AT2408N10SI2.5
TA75W01FU
TA75S01F
TC75W51FU
BU4053BCF
NJM7808FA
TA7808F
SA7025DK
ADM202EARN
NJM78L05UA
RH5VL42C
TK14489V
AK4550VT
BU4094BCFV
M62354GP
TC74VHC4040FT
2SK3075
M62364FP
TC74LVX4245FS
6
7
58
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