KX-NCP1280XJ - Panasonic PBX Service Manual (repair manual). Page 26

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26
KX-NCP1280XJ
9.2.
No.2
(1)
(2)
(3)
(4)
(5)
(6)
(7)
KX-NCP1280
XJ SCHEMATIC DIAGRAM No.2 (1/2)
D
F
E
C
B
A
H
G
4
5
6
3
2
1
LA[0-18]
LD[0-7]
LA[8]
LA[9]
LA[10]
LA[11]
LA[12]
LA[13]
LA[14]
LA[15]
LA[16]
LA[18]
LD[0]
LD[1]
LD[2]
LD[3]
LD[4]
LD[5]
LD[6]
LD[7]
ID[0-7]
LD[0]
LD[1]
LD[2]
LD[3]
LD[4]
LD[5]
LD[6]
LD[7]
ID[0]
ID[1]
ID[2]
ID[3]
ID[4]
ID[5]
ID[6]
ID[0]
ID[1]
ID[2]
ID[3]
ID[4]
ID[5]
ID[6]
ID[7]
LA[0]
LA[1]
LA[2]
LA[3]
LA[4]
LA[5]
LA[6]
LA[7]
LA[8]
LA[9]
LA[10]
LA[11]
LA[12]
LA[13]
LA[14]
LA[15]
ID[1]
ID[4]
ID[5]
ID[0]
ID[2]
ID[3]
ID[7]
ID[6]
LA[7]
LA[6]
LA[5]
LA[4]
LA[3]
LA[2]
LA[1]
LA[0]
ID[7]
nCS[6]
L_nCS[6],nCS[1-2,6]
nCS[2]
nBACK,nBREQ,nIRQ[1],nRST,nWAIT
nRD,nWR
nBREQ
nRST
nCS[1]
nBACK
nWAIT
nIRQ[1]
LA[17]
LA[17]
LA[16]
R5
10K
R6
10K
R14
10K
R15
10K
003:12B
001:1A;003:12B
001:1B
nINT_BRI
001:8B;003:8D
C13
0.1u
C19
0.1u
C3
0.1u
C17
0.1u
C7
0.1u
C1
0.1u
DG
+3.3V
C11
0.1u
C9
0.1u
C15
0.1u
C5
0.1u
RA5
22
1
2
3
4
5
6
7
8
RA6
22
1
2
3
4
5
6
7
8
TP47
TP48
TP50
TP49
TP52
RA2
10K
1 2 3 4
5
6 7 8 9
10
RA1
10K
1 2 3 4
5
6 7 8 9
10
RA7
10K
1
2
3
4
5
6
7
8
9
10
+3.3V
C20
0.1u
DG
C10
0.1u
C18
0.1u
C8
0.1u
C12
0.1u
C6
0.1u
+3.3V
C2
0.1u
C16
0.1u
C4
0.1u
C14
0.1u
CS1
CS6
nWR
nRD
C21
0.1u
C23
0.1u
C24
0.1u
C25
0.1u
C26
0.1u
C27
0.1u
C28
0.1u
C29
0.1u
C30
0.1u
C22
0.1u
R7
1K
R8
1K
R9
1K
R10
1K
R11
1K
R13
1K
CS2
TP51
C75
0.1u
C73
0.1u
C71
0.1u
C74
0.1u
C72
0.1u
LD00
LD01
LD02
LD07
LD06
LD05
LD04
LD03
LA02
LA04
LA07
LA05
LA01
LA00
LA03
LA18
LA16
LA15
LA14
LA06
LA13
LA12
LA11
LA10
LA09
LA08
ID07
ID06
ID05
ID04
ID02
ID01
ID00
ID03
+3.3V
+3.3V
DG
DG
P.G
C78
0.1u
C77
0.1u
C76
0.1u
C82
0.1u
C87
0.1u
C81
0.1u
C86
0.1u
C80
0.1u
C85
0.1u
C84
0.1u
C88
0.1u
C83
0.1u
LA17
3.3V
0V
3.3V
0V
3.3V
0V
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