Panasonic KX-TDA0174XJ / KX-TDA0174X (serv.man3) Service Manual / Supplement ▷ View online
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1.7. SCHEMATIC DIAGRAM
Change from the Original Service Manual Section 16.1.
1/4
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
KX-TDA0174XJ/KX-TDA0174X CSLC16 CARD CHEMATIC DIAGRAM No.1 (1/4)
(a)
(b)
(c)
(d)
(e)
(f)
(g)
(i)
(k)
(n)
(h)
(j)
(m)
D
C
B
A
45
6
3
2
1
(p)
(q)
(s)
(r)
+3.3V
P.
G
DG
Q11
E
C
B
DG
+3.3V
U1
1
2
3
4
5
50V/0.1
C52
TP94
TP93
+5V
RA5
10K
1
2
3
4
5
6
7
8
6
7
8
RA6
10K
1
2
3
4
5
6
7
8
6
7
8
+5V
0
L5
100k
R87
+3.3V
TP10
+3.3V
TP31
TP89
+3.3V
TP45
TP84
10V/0.1
C45
TP86
100k
R85
100k
R24
TP66
TP85
DG
R29
NC
100k
R12
TP48
TP12
100k
R70
TP64
100k
R76
TP20
J1
0
100k
R41
TP18
100k
R68
TP37
50V/0.1
C6
TP62
50V/0.1
C36
50V/0.1
C30
100k
R94
100k
R26
DG
TP40
TP39
TP81
100k
R82
TP6
TP82
TP33
100k
R43
TP80
100k
R47
TP44
100k
R98
50V/0.1
C24
TP38
DG
100k
R78
+3.3V
IC4
DTMF RECIEVER
INP1
1
INM1
2
GS1
3
TEST1
4
INP2
5
INM2
6
GS2
7
VREF
8
INP3
9
INM3
10
GS3
11
TEST2
12
INP4
13
INM4
14
GS4
15
GTSEL1
16
GTSEL2
17
Vss
18
Vdd
19
OSC0
20
OSCI
21
CLKSEL
22
nREST
23
T
OE1
24
T
OE2
25
T
OE3
26
T
OE4
27
Q1
28
Q2
29
Q3
30
Q4
31
EST/STD1
32
EST/STD2
33
EST/STD3
34
EST/STD4
35
S/nESEL
36
TP4
50V/0.1
C32
TP79
50V/0.1
C4
TP14
DG
100k
R80
50V/0.1
C16
DTMF RECIEVER
INP1
1
INM1
2
GS1
3
TEST1
4
INP2
5
INM2
6
GS2
7
VREF
8
INP3
9
INM3
10
GS3
11
TEST2
12
INP4
13
T
OE1
24
T
OE2
25
T
OE3
26
T
OE4
27
Q1
28
Q2
29
Q3
30
Q4
31
EST/STD1
32
EST/STD2
33
EST/STD3
34
EST/STD4
35
S/nESEL
36
TP87
50V/0.1
C34
+3.3V
TP2
DG
TP56
50V/0.1
C12
TP35
C78
10V/1
100k
R20
TP77
TP50
TP42
50V/0.1
C2
EST[8-15]
TP36
100k
R45
TP32
50V/0.1
C10
C74
10V/1
100k
R89
TP24
100k
R100
TP26
100k
R33
+3.3V
50V/0.1
C22
100k
R31
50V/0.1
C14
TP74
TP72
TP28
J2
0
IC1
DTMF RECIEVER
INP1
1
INM1
2
GS1
3
TEST1
4
INP2
5
INM2
6
GS2
7
VREF
8
INP3
9
INM3
10
GS3
11
TEST2
12
INP4
13
INM4
14
GS4
15
GTSEL1
16
GTSEL2
17
Vss
18
Vdd
19
OSC0
20
OSCI
21
CLKSEL
22
nREST
23
T
OE1
24
T
OE2
25
T
OE3
26
T
OE4
27
Q1
28
Q2
29
Q3
30
Q4
31
EST/STD1
32
EST/STD2
33
EST/STD3
34
EST/STD4
35
S/nESEL
36
TP83
TP58
+3.3V
100k
R16
100k
R14
10V/0.1
C18
TP60
DTMF RECIEVER
INP1
1
INM1
2
GS1
3
TEST1
4
INP2
5
INM2
6
GS2
7
VREF
8
INP3
9
INM3
10
GS3
11
TEST2
12
INP4
13
T
OE1
24
T
OE2
25
T
OE3
26
T
OE4
27
Q1
28
Q2
29
Q3
30
Q4
31
EST/STD1
32
EST/STD2
33
EST/STD3
34
EST/STD4
35
S/nESEL
36
100k
R35
50V/0.1
C26
100k
R66
R48
NC
TP16
100k
R22
100k
R96
TP52
TP30
TP41
TP70
TP76
C51
10V/220
J25
0
R139
10K F
C53
NC
TP180
R131
22k
EST[15]
T
OE[6]
EST[2]
D[0-7]
EST[11]
DTMFR[4]
D[1]
T
OE[0]
DTMFR[1]
EST[0-7]
D[2]
D[2]
DTMFR[11]
D[3]
DTMFR[0]
EST[1]
EST[8]
DTMFR[14]
EST[4]
DTMFR[2]
DTMFR[8]
D[2]
DTMFR[5]
T
OE[8]
D[3]
D[0]
D[0]
D[0-7]
DTMFR[13]
D[3]
EST[7]
T
OE[3]
D[2]
T
OE[13]
DTMFR[12]
T
OE[9]
T
OE[11]
EST[9]
D[3]
EST[8-15]
TOE[0-7]
D[1]
EST[6]
EST[12]
DTMFR[8-15]
T
OE[15]
EST[14]
T
OE[1]
DTMFR[3]
D[1]
EST[3]
D[1]
T
OE[7]
DTMFR[9]
EST[0]
DTMFR[6]
T
OE[10]
D[0]
T
OE[12]
D[0-7]
DTMFR[0-7]
T
OE[14]
EST[5]
D[0-7]
T
OE[2]
D[0]
EST[10]
T
OE[4]
DTMFR[10]
T
OE[0-7]
EST[13]
T
OE[5]
T
OE[15]
T
OE[14]
T
OE[13]
T
OE[12]
T
OE[11]
T
OE[10]
T
OE[8]
3
1
3
1
1
1
2
3
3
2
2
2
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KX-TDA0174XJ / KX-TDA0174X
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