Kenwood TK-7160 Service Manual page 45

K
TK-7160
R522
330
Q503
Q504
PD55003TR
RD70HVF1-01
C535
100p
FINAL AMP
DRIVE AMP
T:2.62V T:2.37V
R521 R524
39k
18k
COMPARATOR(APC)
IC651
TA75W01FU
5 4
VEE
3
6
VOLTAGE
7 2
PROTECTION
8 1
T:7.86V
VCC
R652
470
R659
470
TX/RX
UL
8TC
SQIN
RSSI
NARROW
WIDE
PLLE
DT
DTRLOADN
CK
EVLLD STD
TCLK/DTRDO
TDATA/DTRCLK
DETSW
SCRSW DIO
HSDSW
AFM RDF/FD
MICMT1
LSDI DIR
MICEM
LIMSW
TEMP2
TEMP1
HSDI
BSYLED
TXLED
DTMF/MSK
QT/DQT
ABS
42
X57-708 3/4
L
SCHEMATIC DIAGRAM
R:13.6V
T:12.5V
C560
1000p
ANT SW
C555
1000p
L507 L508 D602
1T 2.5T
MA4PH633
T:7.02V
D603,605
ANT SW
R655
15k
R661
R662
47k 0
76
8RC
77
8TC
78
SBC
79
LIMSW
80
DTRLOADN
81
STD
82
TCLK/DTRDO
83
TDATA/DTRCLK
84
DIO
85
RDF/FD
86
DIR
87
HSDI
88
R126 LSDI
89
1k
TEMP2
R127
90
TEMP1
1k 91
BATT
92
RSSI
93
SQIN
94
R130 0
AVSS
95
NC
L101 96
VREF
97
AVCC
4.97V
98
NC
99
BSYLED
100
TXLED
BATT
DETECT
IGNITION
Q84
KRC414RTK
R:3mV
R96
R94
1k
1M
2SK1830
M
TEMP1
TEMP2
C626
3p
C603
1000p L602 L603 L604
5T 5T
5T
D607
D606 D608
MA742
MA742 MA742
D651
R658
0
1SS355
D606-608
T:12.2V
APC
D651
VOLTAGE
DETECT
TEMPERATURE
COMPENSATION
R124
R125
47k
0
C102
0.1u
C101
1000p
MICROPROCESSOR
IC101
30622MEP-A01GP
X86
L77-1970-05
R91
0
12.0MHz
Q82,83
BEAT SHIFT
Q83 Q82
2SK1830
Q81
RT1N441U
OVER VOLTAGE
DETECTION
N
TX-RX UNIT (X57-7080-10)
POWER
DI
DO
CE
CL
R4 3.3k
CM
MBL
BSYLED
TXLED
DISPID
5C
8C
SB
POWER
R3 1k
HOOK
R2 100
PTT
DA221 DA221
R5
5M D3 D1
22k
R1 0
5M
D1-3
SURGE
ABSORPTION
50
AFM
CP2 1k
49
FNC8 FNC8
FNC7
48
FNC7
CP3 1k
47
FNC6
FNC6
FNC5
46
FNC5
CP4 1k
45
FNC4 FNC4
FNC3
44
CEFLS
43
FNC3
42
HSDSW
R115
41
DETSW
40 47k
SCRSW
39 R113
EMPFLS
38 47k
NC
37
RXD
ABS
36 1k
R112
HOOK HOOK
35
PTT
PTT
TXD
34
RXD
33 1.5k R111
R110
TXD 5M
32 47k 47k
R109
BSYFLS 5M
31 47k
R108
CLKFLS
30
CP1 1k
FNC2
FNC2
29
FNC1
FNC1
28
EEPDT
27
EEPCK
26
EEPWP
PA
HOR
EEPROM
IC81
AT24C12810SU18
1 8
VCC
A0
2 7
A1 WP
3
6
D81,82
A2 SCL
OVER VOLTAGE 4 5 R81
4.69V
DETECTION SDA
GND
10k
R84 0
R82
R83 0
10k
C81 1000p
O
CN1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
SPM
SAMPSW
8TC
8RC
INT
RESET
SBC