Panasonic KX-TG1711MEB, Service Manual

Page: 22 / 28

22
3.5.2. Schematic Diagram (Handset)
[Changed from original section "13.3. Schematic Diagram (Handset)"]
NC: No Co m ponents
K X -TG A 1 7 1 S CHEM A TIC DI A GR A M (H a ndset_M a in)
+ 3 . 3 VDC
+2.5VDC
+1.5VDC
+2.85V
DC
S IGN1 7 0
T A LK
1 2
1
1 2
#
1 2
0
1 2
5
1 2
6
1 2
TP 2 3
FL AS H
1 2
TP 22
3
1 2
2
1 2
CLE A R
1 2
V DDC
C1
2
4
100n
TP1 7
V DDDCDC 2
C1 2 3
10p
P1.0
S W1
POWER
1 2
C1 22
1P
C1
26
100n
C1
27
100n
R1 2 1
100 k
TP1 2
TP13
BZ1
1
2
Q 104
V DDDCDC 2
C113
NC
B A T
D10 7
C148
100n
C109
100u
6
.3
V DDB A T
*D10
6
*D105
V DDDCDC1
TP1-
TP 2 +
C11
2
NC
R
2
30
33
MIC+
C105 100n
C10
6
100n
MIC-
C10
7
10u
R1
22
10
k
V DDDCDC 2
R101
3.3
k
C100
NC
B A TTER Y +
B A TTER Y -
CH A RGE-
V DDB A T
V DDDCDC 2
CH A RGE+
Q 10 2
TP5
C14
2
1u
*C103
NC
R10 7 5 6
R108
3.3
k
TP 6
C1 2 9 100n
G
G G
C804
100n
G
C803
100n
V DDP A
V DDP A
G
G C81
7
0.9p
G
C8 2 5
5p
G
G
C110
1u
G
C1
2
8
100n
A NT1
G
G
V DDIO
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
P A U S E
1 2
REDI A L
1 2
CID
1 2
V DDIO1
L103
10u
C101
0.1u
C1
7
0
NC
R1 7 1
NC
A
NT
1
2
CN 2 1
CN 2 2
CN 2 3
CN 2 4
CN 2 5
CN 2 6
CN 2 7
CN 2 8
CN 2 9
CN 2 10
CN 2 11
CN 2 1 2
CN 2 13
CN 2 14
CN 2 15
CN 2 1 6
G
G
D103 D10
2
C15 2 K1u
1
+
2
-
G
G
*R 2 01
0
V DDDCDC1
V B A T
GND
T X D R X D
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
R1 7 0
NC
C8 26
10p
G
A NT- S hort
A NT- S hort-GND
G
Q 105
R114
1
2
C815
0.8p
C115 100p
C11 6 100p
C18
6
1000p
C119
NC
C1 2 1
10p
C108
NC
C1
6
0
NC
C1
6
1
NC
C1
62
NC
C1 6 3
NC
C131
22
0u
6
.3
C140
4.
7
u
Q 101
B
E
C
Q 103
B
C
E
*
Q2
01
NC
1
2
X 101
2 0. 7 3 6 M
1 3
2
C830
NC
C141
4.
7
u
C80 2
4. 7 u
V DDIO
C 2 03
NC
S hield
1 2
6
7 9
11
3 4 5
8 10
1 2
G
F1
3 2 2 .5
G
G
G
R
A
101
1
2
0
1 2
3 4
R A 801
390
1
2 3
4
V DDIO1
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
C 2 0 2
0.1u
C1
2
0
0.1u
R
A
10
2
1
k
1 2
3 4
C81 2
1.8p
C814
1.8p
C813
3p
C819
0.8p
C80
7
10p
C8 2 0
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
2 5
R X I
26
VV CO
27
VSSV CO
2 8
V DDBRF
2 9
VSS RF
30
RFOUT
31
V DDRF
3 2
V DDPLL
33
V DDP A 1
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
I 2 CLK
77
S UPEEP
7 8
V IO 2
7 9
MT S R/P1.5
80
S CLK/P1. 6
81
TCK/P1.5/P0.3
8 2
V IO3
83
NC1 7
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
2 3
P Y 4
2 4
R X I X
34
VSS P A 1
35
PO X
3 6
NC1
45
NC8
4
6
NC9
5
6
CDT
5
7
MICP
58
MICN
7 4
P0.0/PWM
7 5
I 2 D A T
85
P1.0
8 6
P1.1
8 7
T X D/R1
15
P
X2
3 7
PO
59
MIC
S
88
R X D/R 2
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
NC 2
39
V DDE1
40
NC3
41
NC4
4 2
NC5
43
NC 6
44
NC 7
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
6 8
VSSA2
6 9
VA N A
7 0
HO1P
7 1
HO1N
72
NC1 6
7 3
V DDE4
C1
2
5N
C
C144
2
p
LCD
BUZZER
LCD B a c k Li g ht LED
Reciver
MIC
ECN
R105
2
.
2k
!