Kenwood TKR-850 SUPPLEMENT II Schematics
A B C D E
TKR-850 SCHEMATIC DIAGRAM
1
FINAL UNIT
(X45-374X-XX)(A/2)
R4
T:7.57V
*
R:0V
L2
R1 10k
2
CN1
(A/2)-CN19
TX-RX UNIT
(X57-6270-XX)
C1
*
C6 470p
L1
*
R46
R2
*
*
2SC5110(O)
C119
*
T:0.70V
R:0V
Q1
3
CN3
FAB
FAG
1
2
3
4
5
6
7
8
E
D10
CN4
1
2
SURGE
PROTECTOR
T:13.03V
R:13.54V
470p
100u25
C3
C100
470p
1SS355
D10
C101
0.1u
C99
VOLTAGE
REGULATOR
IC2
NJM78L05UA
3
IN1OUT
COM
2
VTH
BAT
PDT
FAS
P C
(A/2)-CN16
8 T
TX-RX UNIT
4
(X57-6270-XX)
RSW
5
*
R3 47
470p
C10R7C18
C8
*
C7 470p
R6
6.8k
C102 470p
*
470p
C91
C103 10u10
470p
Q2
2SC3356(R24)
R48
R47
*
T:0.69V
R:0V
470p
470p
C92
C93
C106 0.1u
C107 100p
470
C12
Q1-3
RF AMP
470p
C94
1
2
3
R8
470p
C13
470p
22
R9
470p
470p
470p
C97
C95
C96
R51 100k
IC1
TK11050M
Comp.outVcc
Vref
T:7.61V
10
R:0V
L3
*
470p
C14
GNDVcont
Comp.in
*
C15
C17
R11
470p
*
6
5
4
R13
R12
0
T:7.91V
R49
R:0V
C21
C24 47u16
C22
*
C23
470p
C26
*
C31
R15
*
R16
R14
*
L5
6.8n
470p
C34
C33
*
C32
*
*
R18
100
*
C25
10n
470p
L15
C20
2SK2596
*
470p
*
L14
*
*
Q3
*
C19
C108 0.1u
C109 100p
R56
47k
R60
100k
-t
TH1
C27 470p
C28 0.1u
R17
150k
R57
R19
100k
C38
470
C29
470p
Q8
2SC4116(Y)
DC SWITCH
C35
470p
C30
470p
0.1u
C36
R58
0.1u
2.2k
C98
10n
10n
3.9n
3.9n
C104
L2
10n
18n
27n
27n
470p
100p
18n
4.7n
8.2n
8.2n
L3
L8
L14
R2
39n
39n
68n
100n
15n
10n
10n
10n
2.2k
4.7k
4.7k
4.7k
R4
22
10
10
10
18
R50
Q9
DTD123EK
6
DC SWITCH
X45-374X-XX L1
0-10
K,E,C
0-11
K2
0-12
K3,C3
3-01
C6
THERMOSTAT
R52 39k
R53
150k
R6
R11
R12
R13
R14
R15
R16
R24
R46
R47
R72
C1
C8
C17
C21
C22
12p
12p
C25
6p
No
9p
No
No
0.1µ
47
100k
18k
47
270
18
270
100k
470
2.2k
180k
470p
8p
5p
10
100k
18k
47
270
18
270
120k
0
3.3k
180k
10p
10
33k
15k
22
270
18
270
100k
0
3.3k
10
33k
15k
22
180
33
180
100k
180k
0
3.3k
270k
10p
10p
3p
10p
10p
27p
56p
56p
12p
12p
22p
22p
7
X45-374X-XX (1/2)
8
SCHEMATIC DIAGRAM TKR-850
Note : The components marked with a dot (•) are parts of layer 1.
JIHGF
1
TX
DRIVE
AMP
Q4
PD55008S
R20
0
D2
02DZ6.2(Y)
VOLTAGE
REFERENCE
R59
470
F1
C69
2.5A
L6
R26
100p
15n
C39
*
C70
C49
C41
C40
T:4.26V
R:0V
100
C120
0.022u
R55
470k
*
0.1u
100p
470p
*
R21
0
C50
C43
6
7
8
C51
0.1u
FINAL AMP
RD60HUF1-01
C44
R22
*
R24
R23
*
C48
TA75W01FU
IN2+
IN2-
OUT-B
VCC
R62 1k
47u25
Q5
C121
470
100k
470p
DC AMP
IC3
*
C46
VEE
IN1+
IN1-
OUT1
C122
470p
*
45
3
2
1
C52
L7
C55
15n
C124
C123
*
D4,5
RF DETECTOR
R35
R63
0
R34
100p
470p
C59
C118
*
*
100u25
2
R43
100
C81
470p
C160
470p
C83
L11
L9
15n
15n
C86
C88
*
*
*
C89
ANT
L12
*
110n
C61
470p
D5
HSM88AS
0
R44
L8
*
0
R37
R40
100
0
R33
C60
*
D4
*
HSM88AS
C54
C53
0.1u
3
CN5
E
1
B
B
3
(A/2)-CN15
TX-RX UNIT
(X57-6270-XX)
4
100k
2.2k
C75 470p
R31
220k
R72
*
C71 470p
R38 47k
VR1 100k
C72 470p
R45 1k
R36 0
R41
0
C112 470p
C113 0.1u
R54
1k
X45-374X-XX
0-10
K,E,C
0-11
K2
0-12
K3,C3
3-01
C6
100p
C77
T:13.05V
R:13.56V
470p
C78
C26
470p
470p
100p
100p
0.1u
1000u25
C79
C80
D7
SURGE
PROTECTOR
C32
8p
6p
8p
10p
470p
ZSA5A27
D7
C105
C33
33p
33p
39p
47p
C34
33p
33p
39p
47p
(X45-374X-XX)(B/2)
MAIN DC
+B1
GND
BACK UP
BATTERY
+B2
GND
DSA3A1
D51,52
DSA3A1
C123
22p
24p
27p
27p
CN51
CN52
C124
22p
18p
27p
27p
C86
10p
8p
12p
18p
C115 0.1u
GND
C88
No
No
6p
No
CN6
CN7
CN8
C89
5p
5p
No
10p
W3
+B1
GNDW4
W5 +B2
C118
5p
No
No
No
D51
PROTECT OF REVERSE
CONNECTION
D52
C119
C121
470p
15p
No
18p
No
18p
No
22p
C122
15p
18p
18p
22p
MAIN DC
K1
C39
C40
No
30p
No
30p
18p
No
22p
No
REVERSE
CURRENT
PROTECTION
D8
RB051L-40
D9
MINISMDC050-02
R61
5.6
CHARGE
C43
C44
18p
6p
12p
No
22p
10p
39p
10p
CURRENT
PROTECTOR
C59
10p
9p
12p
27p
C60
No
6p
8p
10p
C116
470p
C83
6p
5p
7p
10p
C114 470p
BACKUP
0.1u
C117
5
6
7
X45-374X-XX (2/2)
9
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