KX-TE82494X - Panasonic PBX Service Manual (repair manual). Page 11

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11
KX-TE82494X
D
F
E
C
B
H
G
7
8
10
9
D[5]
A[1]
D[7]
NIOWR
D[2]
NIORD
NCS_CID
D[3]
D[0]
A[5]
D[1]
D[4]
A[4]
D[6]
NRESET
A[3]
A[0]
A[2]
LD[7]
LD[0]
LD[1]
LD[1]
LD[2]
LD[2]
LD[3]
LD[3]
LD[5]
LD[5]
LD[4]
nCS0
LD[6]
LD[6]
TP4
DG
TP11
TP20
TP3
TP23
DG
R60
220
CID[2]
RA5
22
4
3
2
1
8
7
6
5
RA3
220
4
3
2
1
8
7
6
5
R64
220
TP7
TP19
CN1
Call ID1 Card
11
22
33
44
55
66
77
88
99
10 10
11 11
12 12
13 13
14 14
15 15
16 16
17 17
18 18
19 19
20 20
21 21
22 22
23 23
24 24
25 25
26 26
27 27
28 28
29 29
30 30
+3.3V
TP16
DG
R63
220
TP21
CID[1]
TP13
TP18
TP14
TP15
R61
220
RA4
22
4
3
2
1
8
7
6
5
C1
50V/0.01u
DG
TP8
TP1
TP12
R62
220
TP17
TP10
TP9
DG
CID[3]
TP22
TP2
FIL1
1
2
3
DG
J2
N.C
+2.5V
+3.3V
D1
TP103
L1
22uH/210mA
TP104
IC19
1
LX
2
VSS
3
VOUT
4
CE/MODE
5
VIN
C60
16V/10u
+2.5V
+2.5V
J1
C63
50V/1.0u
DG
C62
16V/4.7uF
C61
50V/0.1u
C73
5
0v/0.01u
C71
5
0v/0.01u
C74
5
0v/0.01u
C72
5
0v/0.01u
+3.3V
DG
C75
50v/0.01u
C80
50v/0.01u
C77
50v/0.01u
C76
50v/0.01u
C78
50v/0.01u
C79
50v/0.01u
IC10
5
6
7
IC20
A
1
B
2
C
3
G1
6
G2B
5
G2A
4
Y0
15
Y1
14
Y2
13
Y3
12
Y4
11
Y5
10
Y6
9
Y7
7
VCC
16
GND
8
+3.3V
DG
IC22
1
CLK
2
D
3
Q
4
GND
5
Q
6
CLR
7
PRE
8
VCC
+3.3V
DG
C13
50V/0.01
C14
50V/0.01
LA[3]
LA[4]
LA[2]
nCS0
nCS0
DG
+3.3V
C12
50V/0.01
C15
50V/100p
DG
R65
100k
IC21
1
2
3
4
5
J12
NC
TP109
TP110
R66
220
R67
220
TP113
TP114
TP111
TP112
90mA
KX-TE82494X SCHEMATIC DIAGRAM No.1
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
3.3V
0V
3.3V
0V
2.5V
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