Read Panasonic KX-NCP1290CJ (serv.man2) Service Manual online
22
KX-NCP1290CJ
8 Schematic Diagram
8.1.
No.1
(1)
(2)
(2)
(7)
(8)
(9)
(10)
(11)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(13)
(14)
(15)
(16)
(17)
(18)
(20)
(22)
(24)
(26)
(28)
(30)
(32)
(20)
(22)
(24)
(26)
(28)
(30)
(32)
(34)
(35)
(35)
(36)
(37)
(38)
(3)
(6)
(19)
(21)
(23)
(25)
(27)
(29)
(31)
(33)
(21)
(23)
(25)
(27)
(29)
(31)
(33)
(4)
(5)
KX-NCP1290CJ SCHEMATIC DIAGRAM No.1 (1/2)
D
F
E
C
B
A
H
G
4
5
6
3
2
1
LA[21]
LA[20]
LA[19]
LA[18]
LA[17]
LA[16]
LA[15]
LA[14]
LA[13]
LA[12]
LA[11]
LA[10]
LA[9]
LA[8]
LA[7]
LA[6]
LA[5]
LA[4]
A[4]
A[3]
A[2]
A[0]
A[21]
A[20]
A[19]
A[18]
A[17]
A[16]
A[15]
A[14]
A[13]
A[12]
A[11]
A[10]
A[9]
A[8]
A[7]
A[6]
A[5]
EXTAL
XTAL
XTAL
nWRM
nLBSM
nRDM
nLBSM
nRDM
nWAIT
PA[9]
nIRQ[0]
nIRQ[1]
nIRQ[1]
PB[1]
PB[2]
PB[2]
PB[4]
PB[5]
PB[6]
PB[7]
PB[6]
PB[7]
PB[10]
PB[11]
PB[11]
RXD
TXD
TXD
nIRQ[6]
nIRQ[7]
nIRQ[7]
nINT_ISDN
PIN69
nLOS
nIRQ[1]
nRxMF
RYnBY
LD[15]
LD[14]
LD[13]
LD[12]
LD[11]
LD[10]
LD[9]
LD[8]
LD[7]
LD[6]
LD[5]
LD[4]
LD[3]
LD[2]
LD[0]
A[4]
A[5]
A[6]
A[7]
A[8]
A[9]
A[10]
A[11]
A[12]
A[13]
A[14]
A[15]
A[16]
A[17]
A[18]
A[19]
A[20]
A[21]
nCS0
nCS1
nCS2
nCS3
nCS1
nCS2
nCS3
nCS6
nIRQ[0]
LD[1]
PA[1]
nCS4
nBREQ
nINT_DSP
CTS
RTS
nCS[4]
nCS[1]
nCS[6]
nCS[2]
nCS[3]
nCS[3]
nCS[0]
LD[0-15]
LA[0]
LA[1]
LA[2]
LA[3]
LA[4]
LA[5]
LA[6]
LA[7]
LA[8]
LA[9]
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]
LA[16]
LA[17]
LA[18]
LA[19]
LA[20]
LA[21]
LA[11]
LA[12]
LA[13]
LA[14]
LA[15]
LA[16]
LA[17]
LA[18]
LA[19]
LA[20]
LA[21]
A[1]
RA2
68
1
2
3
4
5
6
7
8
RA3
68
1
2
3
4
5
6
7
8
RA4
68
1
2
3
4
5
6
7
8
R19
68
RA5
68
1
2
3
4
5
6
7
8
R18 68
R13 10K
R17 1K
IC23
1
2
IC1
CPU
25
A4
26
A5
27
A6
28
A7
29
A8
30
A9
31
A10
33
A11
34
A12
35
A13
36
A14
37
A15
39
A16
40
A17
42
A18
43
A19
44
A20
45
A21
CSO
CS1/CASH
CS2
CS3/CASL
CS3/CASL
PA0/CS4/TIOCA0
PA1/CS5/RAS
PA1/CS5/RAS
PA2/CS6/TIOCB0
PA3/CS7/WAIT
PA7/BACK
PA8/BREQ
PA9/AH/IRQOUT
PA10/DPL/TIOCA1
PA11/DPH/TIOCB1
PA12/IRQ0/DACK0/TCLKA
PA13/IRQ1/DREQ0/TCLKB
PA14/IRQ2/DACK1
PA15/IRQ3/DREQ1
PA13/IRQ1/DREQ0/TCLKB
PA14/IRQ2/DACK1
PA15/IRQ3/DREQ1
NMI
WDTOVF
MD0
MD1
MD3
PB8/TP8/RxD0
PB9/TP9/TxD0
PB10/TP10/RxD1
PB11/TP11/TxD1
PB12/TP12/IRQ4/SCK0
PB13/TP13/IRQ5/SCK1
PB14/TP14/IRQ6
PB15/TP15/IRQ7
J10
NC
L5
220
L6
220
L7
220
L8
220
L9
220
L10
220
L11
220
L12
220
L13
220
L14
220
L15
220
L16
220
L17
220
L18
220
L19
220
L20
220
L21
220
L22
220
IC23
+3.3V
LA[0-21]
2:11G;3:1G;4:10G
LD[0-15]
2:11G;3:1G;4:10G
DG
nHALT
2:3C
nINT_ISDN
3:2G
nINT_DSP
4:4E
nRxMF
3:3F
nLOS
3:3F
IC23
L48
0
R74 0
R11
68
R26
150
L39
220
R25
150
L40
220
R27
100
L43
220
R28
NC
L41
220
TP750
TP801
TP724
TP766
TP730
TP800
TP805
TP802
TP799
TP792
TP729
TP739
TP772
TP759
TP728
TP785
TP735
TP758
TP784
TP755
TP797
TP743
TP760
TP773
TP731
TP780
TP756
TP804
TP791
TP786
TP794
TP761
TP745
TP741
TP732
TP789
TP767
TP733
TP798
TP774
TP779
TP740
TP764
TP803
TP734
TP738
TP769
TP776
TP796
TP751
TP744
TP771
TP770
TP749
TP777
TP775
TP778
TP737
TP754
TP753
TP736
TP765
TP727
TP725
TP757
TP781
TP726
TP782
TP793
TP746
TP748
TP742
TP752
TP783
TP762
TP788
TP747
TP763
TP795
TP768
IC20
IC20
IC30
IC24
IC31
IC31
TP230
TP227
TP211
TP202
TP233
TP228
TP213
TP214
TP231
TP241
TP201
TP236
TP221
TP203
TP238
TP239
TP200
TP235
TP212
TP240
TP204
TP232
IC5
L42
NC
R16 22
R15
10K
+3.3V
46
47
48
49
47
48
49
51
52
52
53
54
58
60
61
62
64
65
66
67
68
58
60
61
62
64
65
66
67
68
74
75
77
78
79
78
79
nWAIT
nBACK
nBREQ
nBACK
nBREQ
nIRQ[1]
nIRQ[0]
nINT_ISDN
nCS0
nCS1
nCS2
nCS3
nCS6
nCS1
nCS2
nCS3
nCS6
nCS4
nINT_DSP
PA[9]
PA[1]
CTS
RTS
RTS
R14
22
nBREQ
nWAIT
nRST
nIRQ[6]
nIRQ[7]
PB[1]
PB[2]
PB[4]
PB[5]
PB[6]
PB[7]
PB[10]
PB[11]
nIRQ[1]
PA[9]
PA[1]
nBACK
nINT_ISDN
nRxMF
TXD
RXD
CTS
RTS
RTS
PB[4]
nINT_DSP
PB[5]
PB[6]
PB[7]
R1
10K
R2
10K
R3
10K
R4
10K
J12
NC
3
4
+3.3V
+3.3V
DG
DG
C58
22p
DG
R177
150
J49 NC
J50 NC
J51 NC
TP418
TP412
TP1
TP3
TP2
TP393
TP692
TP689
FIL15
1
2
3
RA18
1K
1
2
3
4
5
6
7
8
9
1
2
3
4
6
7
8
9
10
5
10
1
2
3
4
6
7
8
9
5
10
RA17
1K
RA16 10K
nCS[0]
nCS[1]
nCS[2]
nCS[3]
nCS[6]
nCS[4]
nCS[1]
nCS[2]
nCS[3]
nCS[6]
nCS[4]
nCS[4]
nCS[6]
nCS[6]
nWR
R8
10K
R6
22
R9
22
R61
10K
10K
R10
150
L47
220
+3.3V
+3.3V
nWR2
3:2F
3:2F
R75
10K
R76
10K
+3.3V
TP199
TP4
TP19
TP5
TP12
TP22
TP787
TP21
TP790
TP595
TP590
TP198
TP17
TP11
3 CLK
2
D
5
Q
4
SET
1
RESET
6
Q
CLK
D
Q
SET
RESET
Q
11
12
9
10
13
8
13
12
11
TP416
nWR2
TP258
LA[18]
LA[17]
LA[16]
LA[15]
LA[14]
LA[13]
LA[12]
LA[11]
LA[10]
LA[9]
LA[8]
LA[7]
LA[6]
LA[5]
LA[4]
LA[3]
LA[2]
LA[1]
LA[20]
LA[19]
RYnBY
nCS[6]
LA[10]
J6 NC
J9 NC
C10
0.1u
DG
11
10
nPWRST 2:10G
R147
22
R146
10K
+3.3V
J17
NC
TP423
TP425
TP422
TP424
TP413
TP40
TP42
TP43
TP43
TP693
3 CLK
2
D
Q
SET
1
RESET
Q
5
4
6
10
9
8
13
12
11
DG
+3.3V
R12
10K
10K
J5 NC
+3.3V
TP28
TP30
TP41
TP31
A15
A14
A13
A12
A11
A10
A9
A8
NC9
NC10
WE
A18
A17
A7
A6
A5
A4
A3
A2
A1
A0
CE
OE
BYTE
A16
RESET
NC13
NC14
RY/BY
Vss27
DQ0
DQ8
DQ1
DQ9
DQ2
DQ10
DQ3
DQ11
Vcc
DQ4
DQ12
DQ5
DQ13
DQ6
DQ14
DQ7
DQ15/A_1
Vss46
1
2
3
4
5
6
7
8
9
10
11
16
17
18
19
20
21
22
23
24
25
26
28
47
48
nCS[0]
nRD
nWR
J4
0
12
13
14
15
27
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
TP38 TP44
TP56
TP46 TP48 TP50
TP54
TP52
TP58
TP62
TP60
L23
220
L24
220
L25
220
L26
220
L27
220
L28
220
L29
220
L30
220
L31
220
L32
220
L33
220
L34
220
L35
220
L36
220
L37
220
L38
220
TP63
TP51
TP39
TP57
TP59
TP37
TP45
TP61
TP47
TP53
TP55
TP49
RXD
TXD
nIRQ[6]
nIRQ[7]
PB[10]
PB[11]
nLOS
nRxMF
93
94
95
96
97
98
99
100
3.3V
0
Normal: 3.3V
Normal: 0V
3.3V
0
3.3V
0
Normal: 3.3V
Normal: 3.3V
Normal: 3.3V
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