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22
3.5.2.
Schematic Diagram (Handset)
[Changed from original section "13.3. Schematic Diagram (Handset)"]
NC: No Components
KX-TGA161 SCHEMATIC DIAGRAM (Handset_Main)
+3.3VDC
+2.5VDC
+1.5VDC
+2.85V
DC
SIGN170
TALK
1
2
1
1
2
#
1
2
0
1
2
5
1
2
6
1
2
TP23
FLASH
1
2
TP22
3
1
2
2
1
2
CLEAR
1
2
VDDC
C1
2
4
100n
TP17
VDDDCDC2
C123
10p
P1.0
SW1
POWER
1
2
C122
1P
C1
26
100n
C1
27
100n
R121
100k
TP12
TP13
BZ1
1
2
2
Q104
VDDDCDC2
C113
NC
BAT
D107
C148
100n
C109
100u
6
.3
VDDBAT
*D10
6
*D105
VDDDCDC1
TP1-
TP2+
C11
2
NC
R
2
30
33
MIC+
C105
100n
C10
6
100n
MIC-
C10
7
10u
R1
22
10
k
VDDDCDC2
R101
3.3
k
C100
NC
BATTERY+
BATTERY-
CHARGE-
VDDBAT
VDDDCDC2
CHARGE+
Q102
TP5
C14
2
1u
*C103
22
u
R107
56
R108
3.3
k
TP6
C129 100n
G
G
G
C804
100n
G
C803
100n
VDDPA
VDDPA
G
G C81
7
0.9p
G
C825
5p
G
G
C110
1u
G
C1
2
8
100n
ANT1
G
G
VDDIO
C111
10p
C151
K1u
C150 K1u
D803
1
2
3
C10
22
2
0u
6
.3
*
1
2
4
1
2
7
1
2
8
1
2
9
1
2
UP
1
2
DN
1
2
PHONEBOOK
1
2
MENU/OK
1
2
PAUSE
1
2
REDIAL
1
2
CID
1
2
VDDIO1
L103
10u
C101
0.1u
C1
7
0
NC
R171
NC
A
NT
1
2
CN2
1
CN2
2
CN2
3
CN2
4
CN2
5
CN2
6
CN2
7
CN2
8
CN2
9
CN2
10
CN2
11
CN2
12
CN2
13
CN2
14
CN2
15
CN2
16
G
G
D103
D10
2
C152 K1u
1
+
2
-
G
G
*R201
NC
VDDDCDC1
VBAT
GND
TXD RXD
IC101
1
G
2
S
3
K
4
A
1
5
A2
6
D
IC10
2
1
A
0
2
A
1
3
A2
4
VSS
5
S
D
A
6
S
CL
7
WP
8
V
CC
D104
A
K
G
R170
NC
C826
10p
G
ANT-Short
ANT-Short-GND
G
Q105
R114
1
2
C815
0.8p
C115
100p
C116
100p
C18
6
1000p
C119
NC
C121
10p
C108
NC
C1
6
0
NC
C1
6
1
NC
C1
62
NC
C163
NC
C131
22
0u
6
.3
C140
4.
7
u
Q101
B
E
C
Q103
B
C
E
*Q2
01
1
2
X101
20.736M
1
3
2
C830
NC
C141
4.
7
u
C802
4.7u
VDDIO
C203
NC
Shield
1
2
6
7
9
11
3
4
5
8
10
12
G
F1
32
2.5
G
G
G
R
A
101
1
2
0
1
2
3
4
RA801
390
1
2
3
4
VDDIO1
C801
NC
G
C8
2
3
10p
C8
2
1
10p
C149
10p
R10
2
0.1
C
2
04
NC
C
2
01
0.1u
C202
0.1u
C1
2
0
0.1u
R
A
10
2
1
k
1
2
3
4
C812
1.8p
C814
1.8p
C813
3p
C819
0.8p
C80
7
10p
C820
10p
IC103
3
S
DR
V
4
S
EN
S
E
5
ON
S
W
6
V
CORE
7
V
O
S
C
8
VSS
O
S
9
X
T
A
L
10
LO
A
D
11
R
X
ON
25
RXI
26
VVCO
27
VSSVCO
28
VDDBRF
29
VSSRF
30
RFOUT
31
VDDRF
32
VDDPLL
33
VDDPA1
4
7
NC10
48
V
DDE
2
49
NC11
50
A2
0/PL
2
0/P0.5/TONE/PWM
51
V
DDE3
5
2
A2
1/PL
2
1/P0.
6
/R1
53
A22
/PL
22
/P0.
7
/R
2
54
V
DDDCDC
55
CH
A
RGE
S
T
A
RT
76
I2CLK
77
SUPEEP
78
VIO2
79
MTSR/P1.5
80
SCLK/P1.6
81
TCK/P1.5/P0.3
82
VIO3
83
NC17
84
NC18
1
V
DDB
2
RE
S
ET
Q
1
2
T
X
ON
13
RT
S
/P
X
0
14
CT
S
/P
X
1
23
PY4
24
RXIX
34
VSSPA1
35
POX
36
NC1
45
NC8
4
6
NC9
5
6
CDT
5
7
MICP
58
MICN
74
P0.0/PWM
75
I2DAT
85
P1.0
86
P1.1
87
TXD/R1
15
P
X2
37
PO
59
MIC
S
88
RXD/R2
89
VSS
1
6
P
X
3
1
7
V
IO1
18
P
X
4
19
P
Y
0
2
0
P
Y
1
2
1
P
Y2
22
P
Y
3
38
NC2
39
VDDE1
40
NC3
41
NC4
42
NC5
43
NC6
44
NC7
6
0
M
A
D
2
P
6
1
M
A
D4P
62
M
A
D4N
6
3
VSSA
1
6
4
NC1
2
6
5
NC13
66
NC14
67
NC15
68
VSSA2
69
VANA
70
HO1P
71
HO1N
72
NC16
73
VDDE4
C1
2
5N
C
C144
2
p
LCD
BUZZER
LCD Back Light LED
Reciver
MIC
R105
2
.2k
!
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