Panasonic KX-TA1232 Service Manual page 226

RECORD/PLAY IC
IC53
LA[0]
1 28
A0 VCCD
LA[1]
2 16
A1 VCCA
LA[2]
3
A2
LA[3]
4
A3
LA[4]
5
A4
LA[5]
6 12
A5 VSSD
LA[6]
7 13
A6 VSSA
LA[7]
8
A7 C89
LA[8]
9 14
A8 SP+
LA[9] R24
10 15 0.1
A9 SP-
11 No Mounted
AUXIN C53
20
ANAIN
R25 4.7K 0.1
23 21
CE ANAOUT
J5
24 No Mounted
PD
27 18
P/R MICREF
C54 No Mounted
25
EOM
22 17
OVF MIC
C55 No Mounted
26
XCLK
19
AGC
R26 470K
C56 4.7
IC113
A[0]
D[0]
10 11
A0 DO0
A[1] D[1] OGM[0]
9 12
A1 DO1
A[2] D[2] OGM[1]
8 13
A2 DO2
A[3]
D[3] DTMF[0]
7 15
A3 DO3
A[4] D[4] DTMF[1]
6 16
A4 DO4
A[5] D[5] PATD[0]
5 17
A5 DO5
A[6]
D[6] PATD[1]
4 18
A6 DO6
A[7] D[7] PATU[0]
3 19
A7 DO7
A[8] PATU[1]
25
A8
A[9]
24
A9
A[10] +5R R120 56
21 D[0]
A10
A[11] R121
23 28 D[1] 56
A11 VDD
A[12]
D[2] R122 56
2
A12
J1
A[13] R123 56
26 D[3]
A13
A[14] R124
1 D[4] 56
A14
J2
D[5] R125 56
20
CE1
R126 56
22 D[6]
OE
R127
27 14 D[7] 56
WE GND
A[0] R128 56
R129
A[1] 56
A[2] R130 56
J3
A[3] R131 56
No Mounted
IC101 R132
A[4] 56
IC101
1
A[5] R133 56
4 3
6 2
A[6] R134 56
5
R135
A[7] 56
C40
A[8] R136 56
39P
A[9] R137 56
R138
A[10] 56
A[11] R139 56
A[12] R140 56
R141
A[13] 56
A[14] R142 56
A[15] R143 56
R144
56
R145 56
R146
56
E
C142
No Mounted
Auto Gain Control CIRCUIT
(AGC CIRCUIT)
C84 C86
R39 R41 R47
0.47 10K 4.7K 0.1 2.2K
Q7 R42
4.7K
+5B +5B
14 14
IC75 IC37 IC67
7 7
RECORD/PLAY IC
IC54
LA[0]
1 28
A0 VCCD
LA[1]
2 16
A1 VCCA
LA[2]
3
A2
LA[3]
4
A3
LA[4]
5
A4
LA[5]
6 12
A5 VSSD
LA[6]
7 13
A6 VSSA
LA[7]
8
C90
A7
LA[8]
9 14
A8 SP+
LA[9] R27
10 15
A9 SP-
11
No Mounted C60
AUXIN
20
ANAIN
R28 4.7K
0.1
23 21
CE ANAOUT
J6
24 No Mounted
PD
27 18
P/R MICREF
C61 No Mounted
25
EOM
22 17
OVF MIC
C62 No Mounted
26
XCLK
19
AGC
R29 470K
C63 4.7
+5B +5B
10
4
PR PR
5 9
2 12
Q Q
D D
6 8
3 11
CLK CLK
Q Q
CL CL
1
IC75 IC74
13
+5B +5B
5V
0V
OGM[0,1],DTMF[0,1],PATD[0,1],PATU[0,1]
D[0-7]
A[0-15]
IC110
25 17
P60 IRQ1
26
P61
27
P62
28 9
P63 P20
29 10
P64 P21
30 11
P65 P22
31 12
P66 P23
32 13
P67 P24
14
P25
58
15 R147 56 LA[8]
P26
D0
57 16 R148 LA[9]
56
P76
D1
56
IC103
D2
55
59
11 10
BA
D3
54 8
NM1
D4
53 5
MP1
D5
52
4
MP0
D6
51 7 R119
STBY
D7
33
22K
VCC
50
A0
49
A1
48
A2
47 1
A3 VSS
46 42
A4 VSS
45
A5
44 2
A6 XTAL
43
A7
41
A8
R17
40
IC76 IC76
A9
82
39 3
4 3 2 1
A10 EXTAL
38
A11
37 18
A12 PS1
36 19
R16
A13 PS2
35 20
1M
A14
HALT
34
A15
64
61
R/W X1
E
6 21
RES P54 8MHZ
63 22
RD P55
62 23
WR P56
24
P57
R21
120
FL2
No Mounted
#CS[1,4,5]
LA[0-9]
NORMAL :H
RESET :L
+5B
8 IC70 R33
5
7
10K
6 4 -5
R46
22K
R48 33K
R45
C132
1000P
47K
+5B
C87
2
D23 R44
0.47
1
3
2.2K
Q8 IC70
DETA[0,1],DETB[0,1]
+5B +5B +5B
14 14 14
IC42 IC102 IC103
7 7 7
IC42
9 8
10
IC42
12 11
13
R55
1K
0.1
+5B
R54
1K
4
PR
5
2
Q
D
IC77 IC77
R20
6
3 4 3 2 1
CLK
Q
120
CL
R35
1
IC74
+5B
1M
X2
7.6MHZ
5V
R103
82
0V
FL1
No Mounted
IC106
61 14
MRO VDD
84 41
#FHO VDD
87 91
5V
C2M VDD
86
#CPP1
85
#CPP2
CP[16] 78
CP0
CP[17] 77 4
GND
CP1
76 15
CP[18]
CP2 GND
CP[19] 75 40
CP3 GND
0V 74 42
GND
CP4
73 66
CP5 GND
72 90
CP6 GND
71
CP7
70 83
CP8 #MRI
79 88
C4MN
#CHS0
80
#CHS1
81 1
#CHS2 CHS4I
82
#CHS3
50 26
A[0]
ALPR0 EA5
A[1] 51
ALPR1
A[2] 29 25
ALPR2 EA4
52
A[9]
ALPR9
A[10] 53 24
ALPR10 EA3
A[11] 54
ALPR11
55 23
A[12]
ALPR12 EA2
A[13] 56
ALPR13
A[14] 57 22
ALPR14 EA1
58
A[15]
ALPR15
21
EA0
D[0] 39
DLPR0
43
D[1]
DLPR1
D[2] 44 28
DLPR2 SLOTI
D[3] 45
DLPR3
46 27
D[4]
DLPR4 SLOTO
D[5] 47
DLPR5
D[6] 48
DLPR6
49 20
D[7]
DLPR7 ACPR3
#CS[1] 69 19
#CS1 ACPR2
68
#CS2
64 18
#CS3 ACPR1
#CS[4] 63
#CS4
62 12
#CS[5]
#CS5 ACPR0
R149 56 31 13
LA[0]
OP0 IOW
32
LA[1] R150 56
OP1
R151 56 33 16
LA[2]
OP2 IOR
R152 56 34
LA[3]
OP3
35 17
LA[4] R153 56
OP4 CPRCK
R154 56 36
LA[5]
OP5
R155 56 37
LA[6]
OP6
38 30
LA[7] R156 56
OP7 MODE
93
IP0
94 3
IP1 DCPR0
95 5
IP2 DCPR1
96 6
IP3 DCPR2
97 7
DETA[0]
IP4 DCPR3
DETB[0] 98 8
IP5 DCPR4
DETA[1] 99 9
IP6 DCPR5
100 10
DETB[1]
IP7 DCPR6
11
DCPR7
65
#WRL
67 2
#RDL #ROY
89
#RSTI
59 92
#RSTO RSTI
60
RSTO
NORMAL :H
C107
1000P
RESET :L
NORMAL :L
RESET :H
R34
No Mounted
D14
+5B +5B
14 14
IC104
7 7
CN1
IC42
HWS[6]
6 5
42
4
R53
10 HWR[6]
41
IC37 9
PATU[0]
8
10 CP[16]
IC37 12
PATD[0]
11
13 CP[17]
IC37 4
PATU[1]
6
5 CP[18]
IC37 1
PATD[1]
3
2 CP[19]
IC67 4
DTMF[0]
6
5 CP[16]
IC67 1
OGM[0]
3
2 CP[17]
IC67 9
DTMF[1]
8
10 CP[18]
IC67 12
OGM[1]
11
13 CP[19]
+5B
R18
IC104
120
2 1
C4M
18
R19
3 2
CHS4
10
IC42
120
1
IC104 6 5
IOCSN
9
IC104 4 3
A12N
23
IC104
8 9 A10N
25
IC102 4 3
A9N
26
IC102 6 5
A11N
24
IC102
8 9 A4N
27
IC102 10 11
A3N
28
IC102 12 13
A2N
29
IC103
2 1 A1N
30
IC103 4 3
IOWN
7
IC103 6 5
IORN
8
R107
IC103
8 9 CPUCKN
17
120
C141 IC105
No Mounted
1
DIR
19
EC
R108 100 D0N
2 18
38
A1 B1
R109 100
3 17 D1N
A2 B2 37
R110 100
4 16 D2N
36
A3 B3
R111 100 D3N
5 15
35
A4 B4
R112 100
6 14 D4N
A5 B5 34
R113 100
7 13 D5N
33
A6 B6
R114 100 D6N
8 12
32
A7 B7
R115 100
9 11 D7N
A8 B8 31
10 20
C102
0.1
IC103
SRSTN
12 13
6
+5B GND
R116 1
2
3
33K
1
4
3 C103
IN 15
0.1
GND
16
OUT
IC109
20
2
39
C104
40
0.1
43
44
H
D2
+15V
49
50
3.0V
C78
50V10
D5
D4 +5V
Q1
45
46
JMP2
C79
50V10
R1
C82
0.47F 1K
R38
Q2 -15V
47
48
1W
R23
1.5K
:FLOW OF VOICE DATA WHEN PLAYING
:FLOW OF VOICE DATA WHEN REC.
5V
0V
4M
8K
5V
0V
5V
0V
5V
0V
5V
8MHz
0V
5V
0V
5V
0V