KX-TDA6174XJ, KX-TDA6174X - Panasonic PBX Service Manual (repair manual). Page 65

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16.4. No.4
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(2)
(3)
(4)
(5)
(6)
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(9)
(10)
(12)
(13)
(14)
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(27)
KX-TDA6174XJ/KX-TDA6174X ESLC16 CARD SCHEMATIC DIAGRAM No.4 (1/2)
TP935
TP934
RA606
68
1
2
3
4
5
6
7
8
TP914
+3.3V
J601
NC
+3.3V
39K
R601
DG
TP919
TP917
TP909
RA608
68
1
2
3
4
5
6
7
8
TP920
J602
0
TP903
TP905
TP927
TP912
RA607
68
1
2
3
4
5
6
7
8
TP911
DG
TP939
TP940
TP937
TP908
Q600
E
C
B
TP930
+3.3V
TP902
TP929
J604
0
TP906
+3.3V
TP941
TP922
TP936
TP924
TP923
TP907
TP910
TP942
+3.3V
TP918
J603
0
CN601
1
1
2
2
3
3
4
4
5
5
6
6
7
7
TP926
TP932
TP933
DG
TP915
TP916
TP925
TP938
RA605
68
1
2
3
4
5
6
7
8
TP928
TP931
DG
TP913
DG
TP904
TP901
IC602
A15
1
A14
2
A13
3
A12
4
A11
5
A10
6
A9
7
A8
8
NC(A19)
9
WE
11
RESET 12
NC13 13
NC14 14
RY/BY 15
NC(A18)
16
A17
17
A7
18
A6
19
A5
20
A4
21
A3
22
A2
23
A1
24
A0
25
CE
26
Vss27 27
OE
28
DQ0 29
DQ8 30
DQ1 31
DQ9 32
DQ2 33
DQ10 34
DQ3 35
DQ11 36
Vcc 37
DQ4 38
DQ12 39
DQ5 40
DQ13 41
DQ6 42
DQ14 43
DQ7 44
DQ15/A_1 45
Vss46 46
BYTE
47
A16
48
(A20)NC 10
FLT602
1
2
3
C603
1
+3.3V
DG
DG
DG
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
C601
1
+3.3V
DG
TP921
LA601 220
1
2
3
4
5
6
7
8
LA602 220
1
2
3
4
5
6
7
8
LA603 220
1
2
3
4
5
6
7
8
LA604 220
1
2
3
4
5
6
7
8
C604
0.01
C602
0.01
RA601
10K
4
3
2
1
8
7
6
5
RA602
10K
4
3
2
1
8
7
6
5
RA616
10K
4
3
2
1
8
7
6
5
RA613
1K
4
3
2
1
8
7
6
5
RA604
10K
4
3
2
1
8
7
6
5
RA603
10K
4
3
2
1
8
7
6
5
RA614
10K
1
2
3
4
5
6
7
8
RA611
1K
4
3
2
1
8
7
6
5
RA609
10K
4
3
2
1
8
7
6
5
RA615
10K
3
4
2
1
8
7
5
6
RA610
1K
4
3
2
1
8
7
6
5
RA612
1K
4
3
2
1
8
7
6
5
IC603
1M SRAM TSOP
A11
1
A9
2
A8
3
A13
4
nWE
5
CE2
6
A15
7
VCC
8
NC
9
A16
10
A14
11
A12
12
A7
13
A6
14
A5
15
A4
16
A3
17
A2
18
A1
19
A0
20
I/O0
21
I/O1
22
I/O2
23
GND
24
I/O3
25
I/O4
26
I/O5
27
I/O6
28
I/O7
29
nCE1
30
A10
31
nOE
32
D
F
E
C
B
A
4
5
6
3
2
A[18]
D[11]
A[16]
D[13]
A[9]
A[1]
A[10]
A[11]
A[9]
A[17]
A[12]
A[0]
D[8]
D[3]
D[6]
D[4]
A[3]
D[7]
A[5]
A[17]
A[12]
D[14]
A[10]
A[2]
A[19]
A[16]
A[2]
A[14]
D[5]
D[2]
A[14]
D[0]
A[3]
A[6]
A[13]
A[13]
D[12]
A[11]
A[8]
A[19]
A[1]
A[7]
A[18]
A[15]
A[8]
A[5]
D[9]
A[15]
A[6]
D[10]
A[7]
A[0-19]
A[4]
A[4]
D[0]
D[1]
D[2]
D[3]
D[4]
D[5]
D[6]
D[7]
A[11]
A[9]
A[8]
A[13]
A[15]
A[16]
A[14]
A[12]
A[7]
A[6]
A[5]
A[4]
A[3]
A[2]
A[1]
A[0]
A[10]
nRST
D[15]
D[0] D[1] D[2] D[3] D[4] D[5] D[6] D[7]
D[8]
D[9]
D[10] D[11] D[12] D[13] D[14] D[15]
D[0-7]
D[1]
D[8-15]
nCS2
nRD
nRD
nRD
nWR
nWR
65
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