Panasonic KX-TA1232 Service Manual page 212

CN110
E
T5
c
d
R5
CN110
F
T6
a
b
R6
CN111
G
T7
c
d
R7
CN111
H
T8
a
b
R8
BELL[1-4],DIAL[1-4],PD[1-4]
IC111
30 84
P10 P70
DIAL-1
31 85
P11 P71
32 86
P12 P72
PD-1
33 87
P13 P73
Bell-1
34 88
P14 P74
35 89
HWS[1]
P15 P75
HWR[1]
91
36
P16 P76
2MC
37 92
P17 P77
SYC[5]
38 6
P20 D0
DIAL-2
39 7
P21 D1
41 8
P22 D2
PD-2
42 9
P23 D3
BELL-2
10
43
P24 D4
MU/A
44 11
D5
P25
45 12
P26 D6
46 13
P27 D7
47 93
P80
P30
DIAL-3
48 94
P31 P81
49 95
P32 P82
PD-3 50 96
P83
P33
BELL-3 51 97
P34 P84
52 98
P35 P85
55 99
P36 P86
56 100
P37 P87
57
P40
DIAL-4 58
P41
5
RD
59
P42
HWS[1]
2
WR
HWR[1]
PD-4
60
P43
2MC
BELL-4 61
P44
SYC[6]
62
P45
63
P46
14
A0
64
P47
16
A1
66 17
P50
A2
DIAL-5
67 18
P51 A3
MU/A
68
P52
PD-5
69
P53
BELL-5
70
P54
19
71
P55 CS
72
P56
0
73 1
P57 RST
74
P60
DIAL-6
75
P61
PD-6
76
P62
4
VSS
BELL-6
77
P63
15
80
P64
29
81
P65
40
82
+5V
P66
54
83
P67
65
HWS[1]
79
HWR[1]
J151 0
90
2MC
20
P0
J152 0
SYC[7]
21
P1
J153 0
22
P2
J154 0 28
VDD
23
P3
+5V
53
24
P4
+5V
78
25
P5
3
0
26
P6
MU/A
Q112
27
MU/A
P7
-5V
(TO KX-TA123293)
T5
R5
HWS[1]
HWR[1]
T6
2MC R6
SYC[8]
T7
R7
T8
R8
CN113
MU/A
1
2
3
4
SFG
CN106
SA104
3 1
20
+5V
2 4
19
18
FG
CN106
10 11 12 13 14
D0
D1
D2
D3
DIAL-7 D4
D5
PD-7 D6
BELL-7 D7
4
0
D[0-7]
IC116
D[0] 19
1
G DIR
D[7]
18 2
B A
D[1] D[6]
17 3
D[5]
16 4
D[2] D[4]
15 5
D[3]
14 6
D[3] D[2]
13 7
D[1]
12 8
D[4] D[0]
11 9
D[5]
D[6]
D[7]
DIAL-8
PD-8
BELL-8
4
0
A1
A2
A3
IC114
A4 9
Y0 A
7
Y1 B
C
IC117
5
6
4
4
0
4
IC122
0
2
SYC[1]
15
SYC[2]
12
SYC[3]
9
SYC[4]
6
SYC[5]
5
SYC[6]
16
SYC[7]
10
+5V SYC[8]
9
CLR
2MC
IC121
8 9
+5V
+5V
21 22 5 6 9
-5V
21 22 5 6 9
CN107
1
2
3
4
5
6
7
8
CN112
VCIDE
VCIDF
VCIDG
VCIDH
CN104
20
19
18
15 16 17
CN104
D0
10
D1
11
D2
12
D3
13
D4
14
D5
15
HWS[1]
D6
16
HWR[1]
D7
17
TIP
RING
D0N,D1N,D2N,D3N,D4N,D5N,D6N,D7N
R125 100
D0N
D0N
R126 100
D1N D1N
D2N
R127 100
D3N D2N
D4N
R128 100
D5N D3N
D6N
R129 100
D7N D4N
R130 100
D5N
R131 100
D6N
R132 100
D7N
CN106 CN104
IORN
7 7
IOWN
8 8
A1
1 1
A2
2 2
A3
3 3
A4
4 4
IC117
8
11
A[1-4]
IC123
A1
12
4
A2
6
0
A3
4
A4
2
IC123
1
8
2
3
IC121
6
2
5
4
4
0
4
0
IC120
IC112
3 8 9 15
Y0 A
14
14 10 11
Y1 B
13 12 13 13
Y2 C
12
8 2 1
Y3
7 4 3 11
Y4
10
4 6 5
Y5 G1
9
17
Y6 G2A
IC121
18 10 11 7
Y7 G2B
11
CLK
IC121 IC121
R161
6 5 12 13
4
+15V
0
-15V
+5V
IC123
10 11
Q111
R154
-15V
1W220
R153
1.5K
CN105
T1
1
R1
2
T2
3
R2
4
T3
5
R3
6
T4
7
R4
8
1
VCIDA
2
VCIDB
3
VCIDC
4
VCIDD
+5V
CN101
35 HWS[1]
34 HWR[1]
49 TIP
50 RING
33 D0N
32 D1N
31 D2N
3.6
D3N
30
3.0
29 D4N
0
28 D5N
27 D6N
26 D7N
+5V
9
10
13 RD
12
13
12 WR
4
0
13
25 A1N
5
24 A2N
3
23 A3N
1
22 A4N
9
20 A6N
19 A9N
A10N
18
4
0
A11N
17
1
16 A12N
5 IOCSN
4
0
1
9 CHS[2]
2
8 CHS[3]
3
7 CHS[4]
3.6
+5V
0
6
4
11 CHS[0]
5
10 CHS[1]
14 C2MN
3
0
6 SRSIN
1
2
3
21 A5N
4 GND
4
15
0 36
37
39
41
43