KX-TDA6181X - Panasonic PBX Service Manual (repair manual). Page 69

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KX-TDA6181X ELCOT16 CARD SCHEMATIC DIAGRAM No.4 (2/2)
+3.3V
TP1051
TP980
C460
220P
C432
0.01
RA419
10K
1
2
3
4
5
6
7
8
TP968
nHALT
1:11G
TP986
10K
R405
C439
0.01
TP987
TP1063
C451
220P
C438
0.01
nIRQ1
1:9C
TP944
+3.3V
LA406
220
1
2
3
4
5
6
7
8
D[0-7]
1:8B
C429
0.01
+3.3V
TP996
TP961
TP1052
TP1004
C425
0.01
TP1100
RA427
68
1
2
3
6
7
8
TP1059
TP977
C434
0.01
nCS1
1:8C
RA417
10K
4
3
2
1
8
7
6
5
TP1065
C448
220P
RA420
10K
4
3
2
1
8
7
6
5
TP974
TP1067
TP988
C412
0.01
12.288M
+3.3V
TP960
TP973
TP978
TP1001
C424
0.01
TP1057
TP983
nPOW_RST
1:7C
+3.3V
C443
220P
68
R404
C427
0.01
TP975
22
R407
TP959
+3.3V
TP1014
TP993
DG
TP972
L403
220
TP966
C445
220P
TP943
RA422
10K
1
2
3
4
5
6
7
8
TP994
C411
0.01
C453
220P
C413
1
TP1046
C428
0.01
TP982
TP1009
TP965
IC404
1
Xin
2
GND
3
S1
4
S0
5
SSCLK
6
FASEL
7
VDD
8
XOUT
DG
TP969
C410
0.01
J405
0
L401
220
C409
0.01
C450
220P
TP1047
IC401
AD0
1
AD1
2
AD2
3
Vss4
4
AD3
5
AD4
6
AD5
7
AD6
8
AD7
9
AD8
10
AD9
11
AD10
12
Vcc13
13
AD11
14
Vss15
15
AD12
16
AD13
17
AD14
18
AD15
19
A0
20
A1
21
A2
22
A3
23
Vss24
24
A4
25
A5
26
A6
27
A7
28
A8
29
A9
30
A10
31
Vss32
32
A11
33
A12
34
A13
35
A14
36
A15
37
Vcc38
38
A16
39
A17
40
Vss41
41
A18
42
A19
43
A20
44
A21
45
CSO
46
CS1/CASH
47
CS2
48
CS3/CASL
49
Vss50
50
PA0/CS4/TIOCA0
51
PA1/CS5/RAS
52
PA2/CS6/TIOCB0
53
PA3/CS7/WAIT
54
PA4/WRL(WR)
55
PA5/WRH(LBS)
56
PA6/RD
57
PA7/BACK
58
Vss59
59
PA8/BREQ
60
61
PA9/AH/IRQOUT
PA10/DPL/TIOCA1
62
Vcc63
63
PA11/DPH/TIOCB1
64
PA12/IRQ0/DACK0/TCLKA
65
PA13/IRQ1/DREQ0/TCLKB
66
PA14/IRQ2/DACK1
67
PA15/IRQ3/DREQ1
68
CK
69
Vss70
70
EXTAL
71
XTAL
72
Vcc73
73
NMI
74
WDTOVF
75
RES
76
MD0
77
MD1
78
MD3
79
Vcc80
80
Vss81
81
Vss82
82
PB0/TP0/TIOCA2
83
PB1/TP1/TIOCB2
84
PB2/TP2/TIOCA3
85
PB3/TP3/TIOCB3
86
PB4/TP4/TIOCA4
87
Vcc88
88
PB5/TP5/TIOCB4
89
PB6/TP6/TOCXA4/TCLKC
90
PB7/TP7/TOCXB4/TCLKD
91
Vss92
92
PB8/TP8/RxD0
93
PB9/TP9/TxD0
94
PB10/TP10/RxD1
95
PB11/TP11/TxD1
96
PB12/TP12/IRQ4/SCK0
97
PB13/TP13/IRQ5/SCK1
98
PB14/TP14/IRQ6
99
PB15/TP15/IRQ7
100
C422
0.01
68
R403
TP964
nBACK
1:8C
TP1056
+3.3V
TP985
DG
TP984
TP1055
C458
220P
DG
C430
0.01
nWAIT
1:8C
RA418
10K
1
2
3
4
5
6
7
8
C423
0.01
TP1044
TP1048
C408
0.01
LA407
220
1
2
3
4
5
6
7
8
TP999
TP1006
nBREQ
1:8C
C444
220P
TP970
C426
0.01
+3.3V
C456
220P
LA408
220
1
2
3
4
5
6
7
8
C446
220P
+3.3V
TP992
C441
220P
TP958
DG
TP1045
FIL403
1
2
3
TP1066
TP1005
DG
TP1003
TP1011
C454
220P
TP998
TP1062
+3.3V
TP1002
TP997
DG
TP1050
TP971
C435
0.01
C436
0.01
TP1054
TP957
nRD
1:4B;1:5B;1:8C
DG
L402
220
C455
220P
C449
220P
TP956
TP1060
RA428
10K
2
4
3
1
8
6
5
7
nWR
1:4B;1:5B;1:8C
J406
NC
TP976
10K
R402
22 R406
C459
220P
TP1013
nRST
1:4C;1:5C;1:7B;2:12H;
2:6H;3:F8;3:K8
LA409
220
1
2
3
4
5
6
7
8
C437
0.01
DG
TP1010
TP1061
+3.3V
C405
0.01
RA426
68
1
2
3
6
7
8
TP1064
C447
220P
TP979
RA425
68
1
2
3
6
7
8
C421
0.01
RA421
100
4
3
2
1
8
7
6
5
C452
220P
C433
0.01
LA405
220
4
3
2
1
8
7
6
5
TP981
C457
220P
nCS2
1:8C
C440
0.01
RA424
68
1
2
3
6
7
8
1
8
TP1007
C442
220P
RA423
68
4
3
2
7
6
5
4
5
4
5
4
5
4
5
TP1049
DG
TP963
TP1008
TP989
TP990
12.288MHz
X401
TP1000
+3.3V
TP1012
TP1058
TP962
TP1053
TP967
C407
0.01
C431
0.01
TP995
C406
1
+3.3V
DG
A[0-12]
1:8B;1:4B;1:5B
J407
NC
DG
J408
0
TP945
TP1110
12.288M
1:6B
DG
FIL404
1
2
3
330
R410
D
F
E
C
B
A
G
A[17]
nCS1
nWAIT
nWAIT
A[1]
nIRQ1
nIRQ1
A[8]
D[10]
D[0]
D[8-15]
A[10]
D[5]
A[15]
A[19]
nPOW_RST
D[3]
nBREQ-1
nBREQ-1
A[0]
A[6]
RXD0
D[12]
PB13
nBUSY
PB6
D[7]
A[11]
PB12
D[1]
RXD1
NMI
A[2]
A[20]
PB15
PB7
A[0-12]
A[16]
PB14
HALT
A[21]
A[13]
D[0-7]
D[6]
D[11]
D[4]
TXD1
A[9]
TXD0
A[3]
A[14]
D[14]
A[18]
A[7]
PB4
CTS
D[15]
D[8]
D[9]
D[2]
A[5]
A[12]
nHALT
PB5
RTS
D[13]
A[4]
nRST
nCS2
A[13-19]
nWR
nWR
nRD
nRD
nBACK
nBACK
11
10
9
7
8
3.3V
Normal 3.3V
0V
3.3V
0V
3.3V
0V
3.3V
0V
18
3.3V
0V
69
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