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Kenwood TK-2312 Service Manual

Kenwood TK-2312
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38
TK-2312/2317
SCHEMATIC DIAGRAM
X57-788 1/6
7
6
5
4
3
2
1
A B C D E
SEG14
SEG30
COM2
SEG13
COM1
SEG29
SEG12
SEG28
SEG11
SEG27
SEG10
SEG26
SEG9
SEG25
SEG8
SEG7
SEG6
SEG30
SEG31
SEG32
SEG10
SEG33
SEG11
SEG29
SEG12
SEG1
SEG17
SEG16
SEG18
SEG2
SEG19
SEG3
SEG33
SEG13
SEG20
SEG4
SEG14
SEG24
SEG21
SEG23
COM1
SEG23
SEG22
SEG22
COM2
SEG24
SEG21
COM3
SEG26
SEG20
COM4
SEG25
SEG19
SEG5
SEG5
SEG27
SEG18
SEG4
SEG6
SEG28
SEG17
SEG3
SEG7
SEG16
SEG2
SEG8
SEG1
SEG9
SEG32
COM4
SEG15
SEG31
COM3
LC_CLK
LC_DAT
KEY3O
KEY2O
KEY1O
SEG15
VOLOUT
KEY1I
KEY2I
KEY3I
PF1
KEY4I
EN2
LC_INH
LC_CE
LC_MOD
KEY4O
PF2
33MSC
VOLIN
VOLIN
LEDRED
INT
C818
1000p
C810
1000p
Q801
UPA672T-A
S3
R818
330
R105 10k
IC821
NJU6434
1
CoM1
2
CoM2
3
CoM3
4
CoM4
5
SEG1
6
SEG2
7
SEG3
8
SEG4
9
SEG5
10
SEG6
11
SEG7
12
SEG8
13
SEG9
14
SEG10
15
SEG11
16
SEG12
17
SEG13
18
SEG14
19
SEG15
20
SEG16
21
SEG17
22
SEG18
23
SEG19
24
SEG20
25
SEG21
26
SEG22
27
SEG23
28
SEG24
29
SEG25
30
SEG26
31
SEG27
32
SEG28
33
SEG29
34
SEG30
35
SEG31
36
SEG32
37
SEG33
38
SEG34
39
SEG35
40
SEG36
41
SEG37
42
SEG38
43
SEG39
44
SEG40
45
SEG41
4
6
SEG42
47
SEG43
48
SEG44
49
SEG45
50
SEG46
51
SEG47
52
SEG48
53
SEG49
54
SEG50
55
VLCD
56
INHB
57
SCL
58
DATA
59
CE
60
MoDE
61
VSS
62
oSC1
63
oSC2
64
VDD
C945
0.1u
R811
270
C964
2.2u
CP823
10kx2
CP821
10kx4
INT
2SK1830F
Q805
R104 10k
D824
C826
0.1u
C816
1u
R986
470
C819
1000p
C804
1000p
D818
CP840
10kx2
R954
120
D801
B30-1790-05
CP841
10kx2
R936
10
k
D805
B30-2315-05
R955
120
R822
1k
R817
22k
L302
CN801
E40-6827-05
1
B
2
SB
3
AFI
4
AFO
5
GND
6
UP
7
DOWN
8
GND
C806
1000p
C948
1000p
SB
R982
120
D806
RKZ5.1B2KG
S2
IC805
XC61CN4502MR
CP844
10kx2
CP820
10kx4
R802
220
CP842 10kx2
SSM3J05FU-F
Q804
C803
1000p
R992
820k
D804
B30-2314-05
R956
470
CP818
10kx4
CP819
10kx4
R803
47k
CP843 10kx2
D820
B30-2215-05x5
R821
47k
C950
1u
C951
1000p
CP826
10kx4
D821
C809
1u
IC804
XC6209B332MR
1VIN
2 VSS
3CE
4
NC
5
VoUT
R810
100k
R813
47k
D819
S1
D830
1SS388F
D832
1SS388F
D831
1SS388F
D829
1SS388F
2SB1694
Q821
2SC4617(S)
Q820
C946
1u
R964
3.3k
C947
470p
D817
MA2S111-F
R953
4.7k
R960
0
R961
0
R952
330
R807
0
33M
INT
GND
Side2
Side1
PTT
SIDE1
SIDE2
LCD
BUSY
LCD BACKLIGHT
TX
4
5
3
0
B
7
2
1
C
6
A
LCD
DRIVER
8
9
*
S
#
4KEY
3KEY
SIGN
DC SW
DC SW
DC SW
DC SW
DC SW
AVR
33M
LEDBLU
LEDGRE
VR1
W1
ON:3.3V
BLUE LED
PTT
SB
BUSY
PTT/RXD
VIN
VoUT
VSS
BUSY
LEDGRE
LEDRED
W02-3748-05
R31-0676-05
33MS
VOLOUT
INT0
33MSC
33MS
33MS
SB
TX-RX UNIT (X57-7880-20)
B
LCDBL
7.5V
7.4V
3.3V
3.3V
TX:3.3V
ON:3.3V
BUSY LED
RX: 0V
3.3V
7.4V
R:7.4V
T:7.2V
ON: 0V

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Kenwood TK-2312 Specifications

General IconGeneral
BrandKenwood
ModelTK-2312
CategoryTransceiver
LanguageEnglish

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