![background image](http://html.mh-extra.com/html/kenwood/tk-5210/tk-5210_service-manual_191525086.webp)
86
TK-5210
(
G
)
SCHEMATIC DIAGRAM
X53-439 3/6
K
L
M
N
O
3.28V
3.29V
5.43mV
3.25V
G15
2
RXD2
RXD2
MCSCKCN
/PTT
RESET
LCONT
I2CSDA
I2CCK
VOLTAGE
DETECTOR (RST)
R77 2.2k
R78 2.2k
LCONT
VCOSW2
T
ONESW
R84
0
0
R83
SDO0
/EVCS
SCK0
TP5
TP1002
TP1003
TP2
TP4
CN19
47k
10k
R75
R76
SPo0
SPCK0
RXD3
SPCS00
V4
SCK
SDT
R14
A9
C10
TP1001
T6
V5
U5
SPI0
TXD3
T14
TXD3
R67
BCLKR0
BCLKX0
HD0
BHE
6
VSS
R37
CD
VoUT
150
3
4
C32
2
VSS
1
VIN
0.01u
0.01u
C30
IC5
XC6109C29ANN
33M
0
I2CCK
I2CSDA
INTRA
0.1u
C38
47k
R50
HDS2
/HDS2
CTS0
RXD1
TXD2
/OINT
TP102
TP101
TXD0
RTS0
RXD0
CTS0
U15
T15
V15
V14
RXD1
TXD2
TXD1
R18
T18
TXD0
R16
R15
RTS0
RXD0
/CS2
for ADJUSTMENT
STSW
/CS0
/HRDY
/RINT
ASQDET
/CS4
/CS3
CS2
B13
A14
CS1
CS0
D14
HRADY
B12
C14
A13
D13
BLE
CS4
CS3
C13
IC7
CLOCK
OSCIN
SCL
SDA
INTRB
3
5
4
CLKC
7
OSCOUT
8
X1
32KOUT
1
2
10
RV5C386A
9
VDD
32768Hz
33M
L8
31BU
REAL-TIME
0.01u
C37
INA
GND
3
oUTY
4
DT10
D10
D14
/WR
/RD
D15
D11
D13
D12
DT14
E15
A15
A16
B14
WRITE
READ
DT15
B15
D16
DT11
C15
D15
DT13
DT12
32K
D8
D7
D6
D9
D2
D5
D4
D3
E18
E17
F16
DT6
DT7
DT8
D17
DT9
D18
F18
F17
G16
DT3
DT4
DT5
DT2
/PTT
RESET
32K
33MAS
for ADJUSTMENT
/FLDM
CN22
for BOOT
DGND
CN43
PCS_Pot
PCS_RF
W_/N
CV
0
R88
ADC4
SPCK1
SPCS01
SPCS1
1
SPCS02
SPCS10
SPCS12
SPI1
SPo1
U4
T4
V6
U7
T8
V7
T5
G3
U6
AD12_IREFF
31BU
33MDSP
L7
22
R81
X2_CLKIN
M17
IC8
C137
0.1u
0.01u
470k
IC6
TC7SH08FU-F
INB
1
100k
R46
5
VCC
BUFFER AMP
(LOGIC)
VCC
18.432MHz
oUTPUT
1
INHN
R86
6
XTN
4
0.01u
2
3
XT
VSS
4
5
Q
VDD
SM5023CNDH-G
3
C47
1k
R100
1
VC
D
100k
R101
C56
2
GND
X2
K15
M15
G17
A21
A20
D1
D0
A17
A16
A19
A18
J16
H15
ADD20
H16
DT0
DT1
ADD21
N15
ADD16
ADD17
P15
ADD19
ADD18
M16
A14
A13
A12
A15
A11
A10
A9
A8
L16
P16
ADD12
ADD13
ADD14
ADD15
J15
N17
P17
K16
ADD9
ADD10
ADD11
ADD8
R185
10
CLOCK BUFFER AMP
L13
M18
A4
A7
A6
A5
A1
A0
A3
A2
N18
ADD4
J17
K17
ADD6
ADD7
ADD5
H18
J18
K18
ADD0
ADD1
L18
ADD3
ADD2
/RINT
32K
CN21
22
R80
XTALo
A12
B11
32I
CKo
DSPCK
USRCKI
A11
A10
A4
B4
XTALI
IFIR
MICIR
ADC1
D5
J4
F3
33M
AUD_IREFC
GPIo7
0.1u
C136
TP14
10
4
6
3
9
3
9
8
6
4
10
8
9
9
7
3
7
3
8
8
3
3
10
4
6
8
9
7
1
1
2
1
2
2
1
CONTROL UNIT (X53-4390-XX)