Kenwood TK-3160 Service Manual page 52

F
TX-RX UNIT (X57-673X-XX)
R40
PLLB
1k T:1.86V
* C57
R:1.93V
C63 L19
L16
18n
12n
10p
Q7
2SC5108(Y)
0.04V
PLL IC
F_IN AMP
R26 R27 C41
*
22k 10k 1u
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
AUX5
AUX6 CP804
1k*2
PLLCLK
PLLDATA
CP805 1k*2
BATTSEL
470p
C853
LSDFO
5M 5M
IC804
CAT24WC64JI
1 8
A0 VCC
2 7
A1 WP
6
3
SCL
A2
4 5
VSS SDA
EEPROM
RESET
5M
LSDI
VOX
VOLIN
5MS
PTTSW
LSDTCSO
RA_I
RA_O
MIC_I
MIC_O
AUX1
AUX2
AUX3
AUX4
TXAFI
ALT
DEO
SB
G
SCHEMATIC DIAGRAM / 原理图
D4,7
TX VCO
D7 *
C46
L8 *
180n
1SV325
T:0.61V
R:0.62V
L10
R29 R32
15k
D3,9
RX VCO
D9
L7 L9 C49
270n
39p
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
88 BATT
30622MCA-7G7GP
89 VOX
90 RSSQL
91 ANSQL
92 LSDI
93 THM
94 AVSS
95
C841
0.01u
96 VREF
L803
97 AVCC
98
99
100
RESET
AUX5
AUX6
R845
0
PCTV
HSDI
H
R38
10
D10
MODULATION
L14 * C64 C71
0.5p
(B)
VCO/TX
Q6
2SK508NV(K52)
R34
47k
T:0V
R:4.92V
L17
R36
220n
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
43
AUX1
42
AUX3
41
DTRLOADN
40
TDATA/DTRCLK
39
IC805
38
BBDI/O
37
BBCLK
36
BBDIR
35
STD
34
PTT/RXD
33
TXD
32
31
30
AUX2
29
AUX4
28
27
26
L806
LSDVCO
I
TK-3160
T:4.09V
RF BUFFER AMP
R:0V
2SC5108(Y)
DC SWITCH
/TX VCO
Q8
2SJ347
DC SWITCH
/RX VCO
L22
Q12
2SJ347
T:4.9V
R:0V
10
RIPPLE FILTER
2SC4617(S)
CURRENT
STEERING
R475
68k
* R602 TH600
-t
100k
VCC
CP813 1k*2
R855 1k
R856 1k
CP814 1k*2
CE
CP815 1k*2
EPM
CP816 1k*2
CP817 1k*2
CP818 1k*2
RTS1
CLK1
R842
0 R858
0 R857
RXD1
1k
TXD1
BEEP
VCC
XOUT
DTMF
AUX1
AUX2
AUX3
AUX4
J
Q9
C80
7p
Q10
4.24V
5C
5T
B
APCSW
VOLOUT
2ND_LO
5R
THM
W/N SWITCH / TX
C507 Q408
2SK1824
2.2u
RSSI
AFMUTE
MOD
DSW
DTRLOADN
STD
DI/O
SCLK
TDATA/DTRCLK
DIR
BEEP
BSHIFT
XOUT
DTMF
TCLK/DTRDO
RFD/FD
XIN
5M
LSDI
PCTV
HSDI
VOX
VOLIN
5MS
PTTSW
OPTDET
RA_I
RA_O
MIC_I
MIC_O
AFCO
BEEPSW
PTT(CPU)
TXD1
TXAFI
ALT
DEO
SB
X57-673 2/4