KX-NCP1290CJ (serv.man2) - Panasonic PBX Service Manual (repair manual). Page 24

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24
KX-NCP1290CJ
8.2.
No.2
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
KX-NCP1290CJ SCHEMATIC DIAGRAM No.2 (1/2)
D
F
E
C
B
A
H
G
4
5
6
3
2
1
P2[2]
P2[3]
P1[1]
P1[2]
P1[3]
P1[4]
nRST,nIRQ[1],nWAIT,nBREQ,nBACK
nRD,nWR,nLBS
LD[0-15]
P1[0]
LA[0-21]
LA[2]
LA[3]
LD[1]
LA[4]
LD[2]
LD[3]
LA[11]
LA[8]
LA[12]
LA[9]
LA[10]
LD[7]
LA[0]
LA[1]
LA[5]
LA[6]
LA[7]
LD[4]
LD[6]
nCS[0-4],nCS[6]
LD[0]
LD[5]
P1[0-4]
P1[0-4]
LnRST
P2[2]
P2[3]
nRST
C16M
nHW_FH1
DHW[0],DSTI,HW_CLK[0-1],UHW[0],nHW_FH,nSHW_FH
CT_LOS
nM/R
R47
150
R39
150
R44
150
R48
150
R46
150
R43
150
D1
G  
R  
1
2
3
4
R40
150
3:1G;1:11I;4:10G
3:1G;1:11I;4:10G
3:1G;1:2D;4:10G
1:2D
1:2E
3:1H;4:10G
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
DG
DG
C32
0.1u
DG
X2
16.384MHz
IC29
11
10
IC29
9
8
DG
+3.3V
DG
C24
12p
IC29
13
12
3
4
R100
150
DG
C33
0.1u
IC29
5
6
IC29
14
7
C25
15p
R77
2.2K
R71
1M
IC29
IC29
1
2
+3.3V
+3.3V
+3.3V
ISDN_RST
3:2F
DSP_nRST
4:2E
+3.3V
nTxMF
3:3F
LOOPB
3:9G
C39
0.01u
+3.3V
R133
10K
R136
10K
R137
10K
DG
R135
10K
R134
10K
+3.3V
HRDY
4:4D
nPWRST
1:7B
+3.3V
DG
R49
1K
+3.3V
DG
C38
0.01u
R178 10K
C60
0.1u
DG
R63
NC
R56
NC
R54
1K
R67
10K
R55
1K
+3.3V
R64
NC
R60
1K
R58
1K
R70
NC
R59
1K
R57
1K
R65
NC
R68
NC
R53
1K
R66
NC
R69
NC
R179
10K
DG
TP141
TP518
TP142
TP521
TP140
TP577
TP575
TP520
TP572
TP586
TP687
TP688
TP576
TP144
TP573 TP574
TP519
TP143
TP130
TP126
TP138
TP139
TP132
TP578
TP134
TP133
TP137
TP127
TP131
TP135
TP136
TP128
TP129
TP548
TP556
TP530
TP528
TP531
TP511
TP564
TP562
TP568
TP539
TP540
TP537
TP509
TP559
TP541
TP510
TP555
TP551
TP536
TP532
TP514
TP533
TP560
TP512
TP553
TP516
TP529
TP535
TP527
TP547
TP534
TP557
TP552
TP558
TP515
TP513
TP542
TP523
TP561
TP545
TP524
TP544
TP563
TP565
TP554
TP550
TP566
TP569
TP525
TP546
TP571
TP549
TP567
FIL7
1
2
3
RA40
10K
1
2
3
4
5
6
7
8
9
10
RA27
10K
1
2
3
4
5
6
7
8
9
10
RA35
10K
1
2
3
4
5
6
7
8
9
10
RA28
10K
1
2
3
4
5
6
7
8
9
10
Q4
Q2
Q1
Q5
Q8
Q7
Q3
Q6
IC24
1
2
3
TP20
TP8
TP6
R36
NC
R5
NC
IC21
3
2
5
4
1
6
TP18
IC21
NC
11
CLK
12
D
9
Q
10
SET
13
RESET
8 Q
NC
CLK
D
Q
SET
RESET
Q
+3.3V
R50
NC
TP9
TP10
TP13
nHW_FH1
3:2E
C17
NC
+3.3V
DG
IC21
NC
14
7
+3.3V
R52
NC
TP16
R37
NC
TP15
TP7
C16M
FH1
nRST
PWRS
CP0
TP145
R145
10K
FIL6
1
2
3
DG
+3.3V +3.3V
R180
10K
R181
10K
J3
0
FLOCK
3:6B
RA25
1K
1
2
3
4
5
6
7
8
9
10
IC6
PST596
1 M/R
2 SUB
3 GND
4
VOUT
5
VCC
3
PLLGND
4
PLLCLK
5
VDD5
39
LA[12]
40
LA[11]
41
LA[10]
42
LA[9]
43
LA[8]
45
LA[7]
46
LA[6]
47
LA[5]
48
LA[4]
49
LA[3]
50
LA[2]
51
LA[1]
52
LA[0]
151
P1[0]
152
P1[1]
153
P1[2]
154
P1[3]
155
P1[4]
156
P1[5]
157
P1[6]
158
P1[7]
161
P2[0]
162
P2[1]
163
P2[2]
164
P2[3]
165
P2[4]
166
P2[5]
167
P2[6]
168
P2[7]
170
P3[0]
171
P3[1]
172
P3[2]
173
P3[3]
174
P3[4]
175
P3[5]
176
P3[6]
177
P3[7]
2
VDD2
6
PLLAT1
12
LD[7]
13
LD[6]
14
LD[5]
15
LD[4]
16
LD[3]
17
LD[2]
18
LD[1]
19
LD[0]
20
VDD20
133
C_CS[3]
134
C_CS[2]
135
C_CS[1]
136
C_CS[0]
137
DCLK
138
DOUT
139
DIN
140
CP[0]
142
P0[0]
143
P0[1]
144
P0[2]
145
P0[3]
146
P0[4]
147
P0[5]
148
P0[6]
149
P0[7]
183
AX[0]
184
AX[1]
185
AX[2]
186
AX[3]
187
AX[4]
188
AX[5]
189
AX[6]
190
AX[7]
192
P4[0]
193
P4[1]
194
P4[2]
195
P4[3]
196
P4[4]
197
P4[5]
198
P4[6]
199
P4[7]
201
P5[0]
202
P5[1]
203
P5[2]
204
P5[3]
205
P5[4]
206
P5[5]
207
P5[6]
208
P5[7]
DG
D2
Red
D3
Red
D4
Red
D5
Green
D6
Green
J330
0
C117
0.01u
+3.3V
DG
R51
10k
Normal:0V
3.3V:OFF
0V:ON
3.3V
0V
16.384MHz
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