Kenwood TK-3160 Service Manual page 28

F
TX-RX UNIT (X57-6732-XX)
R40
PLLB
1k T:1.86V
C57
*
R:1.93V
L19
C63
L16
18n
12n
10p
Q7
2SC5108(Y)
0.04V
PLL IC
F_IN AMP
C41
R26 R27 * R29
22k 10k 1u
L7
5C
5T
B
SAVE
VOLOUT
2ND_LO
5R
EN1
EN2
EN3
EN4
BATT
SB
LED/
GREEN
LED/
RED
Q805(1/2)
LED SWITCH
/ GREEN
Q805
Q805(2/2) UMG9N
LED SWITCH
/ RED
5TC
5RC
5MSC
AUXSW
R835
CP803 1k
1k*2
SIDE1
SIDE2
R836
1k
LD
CP804
1k*2
PLLCLK
PLLDATA
CP805
1k*2
BATTSEL
C853 470p
L803
5M 5M
IC804
CAT24WC64JI
1 8
A0 VCC
7
2
WP
A1
3 6
A2 SCL
4 5
VSS SDA
EEPROM
LSDFO
AUX5
AUX6
RESET
5M
LSDI
VOLIN
VOX
PTTSW
5MS
LSDTCSO
AUX1
AUX2
AUX3
AUX4
TXAFI
ALT
DEO
SB
G
SCHEMATIC DIAGRAM
D4,7
TX VCO
MODULATION
C46
D7
L14
L8 22p *
180n
1SV325
T:0.61V
R:0.62V
L10
R32
15k
D3,9
RX VCO
D9
L9 *
* C49
270n
1SV325
MOD
5M
CP801
47k*2
LEDTX
LEDRX
CP802
47k*2
R839 47k
R840 47k
76
77
SIDE2
78
79 SIM1
80 SIM2
81
82 PLLUL
83 RFCLK
84 RFDAT
85 PS
86 PLLSTB
MICROPROCESSOR
87 BATTSEL
IC805
88 BATT
30622MCA-8C1GP
89 VOX
90 RSSQL
91 ANSQL
92 LSDI
93 THM
94 AVSS
95
C841
0.01u
96 VREF
97 AVCC
98
99
100
RESET
HSDI
PCTV
H
R38
T:4.09V
10
D10 R:0V
C64
* C71
0.5p
(B)
VCO/TX DC SWITCH
/TX VCO
Q6
2SK508NV(K52)
2SJ347
R34
47k
T:0V
R:4.92V
L17
R36
220n
10
L15 C62
* C72
0.5p
(B)
VCO/RX
Q5
2SK508NV(K52)
RX
TX
SAVE
VCC
R603
0
ANSQL
VSS
50
49
AFMUTE
48
AFCONT
47
BEEPSW
46
DSW
45
44
CE
43
AUX1
42
AUX3
41
DTRLOADN
40
TDATA/DTRCLK
39
EPM
38
BBDI/O
37
BBCLK
36
BBDIR
35
STD
34
PTT/RXD
33
TXD
32
31
30
AUX2
29
AUX4
28
27
R842
26
0
VCC
LSDVCO
BEEP
XOUT
DTMF
I
TK-3160
RF BUFFER AMP
Q9
2SC5108(Y)
Q8
DC SWITCH
/RX VCO
L22
Q12
2SJ347
T:4.9V
R:0V
RIPPLE FILTER
Q10
2SC4617(S)
CURRENT
STEERING
C507
R475
68k 2.2u
TH600
* R602
-t
100k
VCC
1k*2
CP813
R855
1k
R856 1k
CP814 1k*2
CP815 1k*2
CP816 1k*2
CP817 1k*2
CP818 1k*2
RTS1
CLK1
R858
0 R857
RXD1
1k
TXD1
AUX1
AUX2
AUX3
AUX4
J
C80
7p
4.24V
5C
5T
B
APCSW
VOLOUT
2ND_LO
5R
THM
Q408
2SK1824
RSSI
AFMUTE
MOD
DSW
DTRLOADN
STD
DI/O
SCLK
TDATA/DTRCLK
DIR
BSHIFT
BEEP
XOUT
DTMF
TCLK/DTRDO
RFD/FD
XIN
5M
LSDI
VOLIN
HSDI
VOX
PTTSW
5MS
PCTV
OPTDET
AFCO
BEEPSW
PTT(CPU)
TXD1
TXAFI
ALT
DEO
SB
X57-673 2/4