Table of Contents
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VREG
C63
R57
K103
220K
C0603
R0603
R76
NA
R0603
TX DATA
C106
Q7
Z105
SOT-23
C0603
C73
R97
Z104
1K
C0603
R0603
R100
2K2
R0603
ZD9
13V to 5V
5V6
While charging
D\362
COMP
ZD12
ZD7.5
15V/0.5W
CHARGE--
From H/S --------------------------------------
L5
12uH
TP
L7.5
ZD10
15V/0.5W
ZD7.5
L7
CHARGE+
JK1 PIN2
To H/S ------------------
12uH
TP
R118
2700V
L7.5
120 1/2W
D7
R10
MPC28/28
Q24
ZD4
D11
8V2
D8
Q25
TO-92\EBC
R197
22K
R195
D10B
R0603
SOT-23
4.7K 1/4w
Q14
SOT-23
Q17
R132
SOT-23
2K2
R131
R0603
CHAG-CNTL
100K
R0603
D6
D10B
L8
12uH
C95
L10
470UF\25V
ADAPTOR
+
EC10\5
120V AC
12VDC
200mA
TP
L9
12uH
JK2
TP
L7.5
JACK DC
SN
Country
R58
R59
R60
220
100K
22K
R0603
R0603
R0603
C64
Z104
C0603
LED1
CHARGE
R64
LED
R0603
10K
1/4W
R10
R159
R167
100K
Q21
19-21VGC/
10K
R0603
SOT-23
R0603
TR8 GREEN
CHAG-CNTL
SW1
RINGDET
PAGE
SW2P
R80
VTX
R82
CR-DET
R84
R87 NA
PMUTE
R0603
R89
RF-CLK
R406
Q402
100K
C403
D404
R407
+
7.5V
Q403
R408
4.7K
10K
SOT-23
R409
R405
100K
R410
820K
10K
EXPO
VREG
VB
R108
R109
C77
4K7
330K
R0603
J150P
R166
R0603
C0603
IC3B
47
+12V
R0603
0V
11
4
C102
+
C79
220UF/
Z104
25V
C0603
EC10/5
C82
Z104
C0603
R114
22K
C105
R0603
100UF/10V
EC5/2.5
C84
NA
R157
C0603
NA
AGC1
R0603
Q13
NA
SOT-23
A
AGC
CIRCUIT
R134
C88
NA
NA
C0603
R0603
AGC2
Q16
NA
SOT-23
VREG
R142
VB
22 1/4W
TP
R10
Q18
R145
TO-92\EBC
+
1K
Q19
C94
R0603
TO-92\EBC
100UF\10V
C96
EC8\2.5
K103
C98
C99
C0603
22UF\16V
K10
+
EC5\2.5
C0603
ZD8
ZD7.5
3
TP
TP
VCPU
+5V
0
1
bit2
bit0
C135
C104
0.1UF 25V
R62
CC6\5
R158
K103
100K
NA
C0603
R0603
+5V
VCC
OSCO
28
1
RESET
VDD
XOUT
OSCI
27
2
CHG LD
TEST
RST
XIN
26
3
P10
TEST
POW F
25
4
P11
P67
DTMF4
24
5
DTMF3
P12
P66
23
6
PAGE
P13
P65
DTMF2
22
7
HOOK
P14
P64
DTMF1
21
8
VTX
DTMF0
P15
P63
2K2 R0603
20
9
CNDET
P16
P62
RXDATA
10K
19
10
CHG D
P17
P61
COUT1
R0603
18
11
TX D
STROBE
P72
P60
5K6
17
12
P MUTE
P73
P77
DATA
R0603
16
13
CLOCK
P74
P76
10K
15
14
P75
VSS
R0603
0V
IC2
DIP28
L3
R401
R402
12uH
L6/5
100K
1K
R403
C402
C401
Q401
K224
Z104
100K
R404
100K
C107
Z104
R105
C75
K563
6.8K
C0603
R0603
ZD1
VREG
22V/1W
R106
ZD7.5
22 1/4W
R5.08
R107
180 2W
C83
R54
+
ZD3
NA
T7
R111
C0603
R181
LB-0627
180
C122
6
1
C78
NA
NA
470UF/10V
4V7
R0603
C124
R0603
C0603
NA
5
2
EC10/5
D\362
C0603
C123
4
3
ZD5
NA
4V7
C0603
D\362
R115
56K
R119
R0603
82K
Q11
R0603
C85
SOT-23
K563
R122
R123
22K
680
R201
C0603
R0603
NC
R126
R202
470
R203
R133
NC
R0603
39
NC
R0603
C90
R129
R0603
NA
K123
R0603
C0603
R137
NA
R0603
R141
C92
5K1
Z104
C0603
R0603
+5V
R143
510K
TP
C93
R0603
R146
K562
15K
C0603
R0603
C97
14
R148
TP
4U7/50V
IC3D
10K
RING DET
R149
EC5\5
R0603
SIP14
1K8
Q20
R0603
SOT-23
0
bit1
R185
C66
R153
R63
1000uF/6.3V
1M
+
NA
C65
EC10/5
R0603
R0603
J22P
C0603
X2
R68
R74
100K
0
R0603
NA
R0603
7.952 MHz
C67
R0603
XTAL\10
J22P
C0603
R83
10K
R0603
R85 10K
RF-STB
R0603
R88
10K
R0603
1Vp-p
R93
R94
8MHz
NA
100K
R0603
C69
R0603
J270P
0V
C0603
2
1
3
R104
IC3A
4K7
R172
R0603
10K 1/4W
C108
SIP14
+12V
Z104
R10
0603
D1
VB
RY1
D\362
ZD2
500 OHM
22V/1W
RY1
ZD7.5
D2
D3
D10B
D10B
R110
D4
D5
NA
R112
R0603
Q10
NA
PMUTE
D10B
D10B
R0603
NA
TO-92\EBC
PULSE
R113
DAIL
NA
IC5
R12.5
NA
R116
DIP4
0
R0603
Q12
TO-92\EBC
NA
R124
NA
R127
R128
R0603
NA
NA
R130
R10
R10
NA
C120
R0603
NA
Q15
C0603
NA
TO-92\EBC
R138
C91
NA
NA
R0603
EC5\5
+12V
R144
R184
10M 1/4W
10M 1/4W
R10
R10
12
+
13
-
0V
R150
510K
R0603
C101
R152
R10
R183
0805
K562
10M 1/4W
10M 0805
C0603
KX-TC2000SNB/SNS SCHEMATIC DIAGRAM (Base Unit)
VCPU
L11
12uH
C134
L5
K103
C0603
R75
10K
R0603
R77
20K
R0603
R78
39K
R0603
Q6
R79
82K
R0603
SOT-23
R81
160K R0603
RX DATA
R86
47K
RF-DATA
R0603
R90
R96
270K
270K
R0603
R0603
C70
R95
C72
K223
3K9
Z223
C0603
R0603
C0603
VREG
R103
C74
R180
22K
Z104
56K
R0603
R0603
C0603
L4
12uH
TP
L5
C76
R160
680P 500V
0
CC6\5
R0805
C80
ZNR1
R161
680P
270V
0
ZNR\7K
500V
R0805
CC6\5
L6
12uH
TP
L5
R117
NA
R120
R0603
0
R0603
C86
R178
NA
C0603
NA
R10
R179
NA
R0603
9
8
10
R177
IC3C
C121
NA
NA
R10
R139
SIP14
R140
C0603
NA
NA
R0603
R0603
AGC CIRCUIT
RX
TX
JK1
1
2
3
4
LINE JACK 4C
LINE\JK1
AGC2
AGC1
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