Panasonic KX-NCP1174XJ (serv.man2) Service Manual ▷ View online
31
KX-NCP1174XJ
10 Schematic Diagram
10.1. Block Diagram
32
KX-NCP1174XJ
10.2. No.1
KX-NCP1174
XJ SCHEMATIC DIAGRAM No.1 (1/2)
(1)
(2)
(3)
(5)
(7)
(9)
(5)
(7)
(9)
(4)
(6)
(8)
(10)
(6)
(8)
(10)
(19)
(21)
(23)
(25)
(21)
(23)
(25)
(27)
(28)
(20)
(22)
(24)
(26)
(22)
(24)
(26)
(11)
(13)
(15)
(17)
(13)
(15)
(17)
(12)
(14)
(16)
(18)
(14)
(16)
(18)
D
F
E
C
B
A
H
G
4
6
3
5
2
1
TOE[5]
TOE[4]
TOE[3]
TOE[2]
TOE[7]
TOE[0]
TOE[1]
TOE[6]
EST[15]
TOE[6]
EST[2]
D[0-7]
EST[11]
DTMFR[4]
D[1]
TOE[0]
DTMFR[1]
EST[0-7]
D[2]
D[2]
DTMFR[11]
D[3]
DTMFR[0]
EST[1]
EST[8]
DTMFR[14]
EST[4]
DTMFR[2]
DTMFR[8]
D[2]
DTMFR[5]
TOE[8]
D[3]
D[0]
D[0]
D[0-7]
CLK
DTMFR[13]
D[3]
EST[7]
TOE[3]
D[2]
TOE[13]
DTMFR[12]
DTMFR[15]
TOE[9]
TOE[11]
EST[9]
D[3]
EST[8-15]
TOE[0-7]
D[1]
DTMFR[7]
EST[6]
EST[12]
DTMFR[8-15]
TOE[15]
EST[14]
TOE[1]
DTMFR[3]
D[1]
EST[3]
D[1]
TOE[7]
DTMFR[9]
EST[0]
DTMFR[6]
TOE[10]
D[0]
TOE[12]
D[0-7]
DTMFR[0-7]
TOE[14]
EST[5]
D[0-7]
TOE[2]
D[0]
EST[10]
TOE[4]
DTMFR[10]
TOE [0-7]
EST[13]
TOE[5]
TOE[15]
TOE[14]
TOE[13]
TOE[12]
TOE[11]
TOE[10]
TOE[8]
TOE[9]
+40V
Q801
E
C
B
Q805
E
C
B
C800
250V/0.1
C801
250V/0.1
+15V
C813
50V/0.1
C814 50V/470P
C815
50V/0.1
C816
50V/0.1
+40V
IC11
5
6
7
IC11
10
9
8
IC11
1
2
3
11
IC12
1
2
3
4
11
IC12
5
6
7
IC12
10
9
8
Q807
E
C
B
Q803
E
C
B
+40V
IC12
12
13
14
D808
1
2
T800
1
2
4
5
6
7
8
9
10
D806
1
2
+3.3V
+3.3V
C818
50V/0.1
IC11
12
13
14
BELL1
BELL0
DG
P.G
DG
P.G
DG
P.G
DG
P.G
Q800
E
C
B
Q802
E
C
B
C806
25V/0.082
C807
25V/0.082
C812
16V/0.047
C804
25V/0.082
C802
50V/0.1
C805
25V/0.082
C803
50V/0.1
C808
50V/0.1
C809
250V/10
C817
50V/100
C811
250V/10
D805
24V
PC804
1
2
3
4
PC800
1
2
3
4
D803
15V
D801
15V
D800
15V
D802
15V
U800
1
6
2
U800
4
3
5
DG
IC801
1 COMP
2
2
FB
3 ISENS
4 RT/CT
4 RT/CT
5
GND
6
OUT
7
VCC
8
VREF
PC803
1
2
3
4
TP800
TP835
TP865
TP823
TP809
TP836
TP822
TP827
TP802
TP871
TP847
TP850
TP829
TP811
TP833
TP8 31
TP861
TP858
TP874
TP837
TP818
TP860
TP805
TP824
TP826
TP841
TP 853
TP801
TP804
TP819
TP856
TP817
TP812
TP868
TP862
TP863
TP816
TP808
TP820
TP852
TP859
TP8 55
TP839
TP842
TP821
TP807
TP828
TP814
TP873
TP815
TP8 54
TP857
TP813
TP846
TP867
TP825
TP851
TP810
DG
+3.3V
Q804
E
C
B
Q806
E
C
B
RA4
10K
1 2 3 4
5
6
7
8
RA1
10K
1 2 3 4
5
6
7
8
RA3
10K
1 2 3 4
5
6
7
8
RA2
10K
1 2 3 4
5
6
7
8
+160V
-100V
BELL0
BELL1
TP885
TP882
TP881
TP886
TP889
J801
0
J802
0
J803
0
J804
0
TP883
TP884
TP887
TP888
+3.3V
TP10
+3.3V
TP31
TP89
+3.3V
TP45
TP84
+3.3V
C45
10V/0.1
TP86
TP68
TP66
C42
10V/0.1
TP85
DG
TP48
TP12
C8
50V/0.1
TP64
TP20
J1
0
TP8
TP18
+3.3V
TP37
DG
C28
50V/0.1
C6
50V/0.1
TP62
C36
50V/0.1
C80
10V/1
C30
50V/0.1
DG
TP46
TP40
C76
10V/1
TP39
TP81
TP6
TP82
TP33
TP80
TP44
C24
50V/0.1
DG
TP38
DG
+3.3V
TP4
C32
50V/0.1
TP79
DG
C4
50V/0.1
TP14
DG
C16
50V/0.1
TP90
C17
10V/0.1
TP87
C34
50V/0.1
TP2
DG
TP56
C12
50V/0.1
TP35
C78 10V/1
TP77
TP50
TP42
C2
50V/0.1
EST[8-15]
TP36
TP32
C10
50V/0.1
C74 10V/1
TP24
TP26
+3.3V
C22
50V/0.1
C14
50V/0.1
TP74
TP43
TP72
TP28
J2
0
TP83
TP58
+3.3V
DG
C18 10V/0.1
TP60
C26
50V/0.1
TP88
TP16
TP22
TP52
TP30
TP41
TP54
TP70
TP76
IC800
4
Vref
1
A1
3
C
2
A2
5
A5
6
A6
Q810
S
D
G
TP849
CLK
IC4
DTMF RECIEVER
1 INP1
2 INM1
3 GS1
4 TEST1
5 INP2
6 INM2
7 GS2
8 VREF
9 INP3
2 INM1
3 GS1
4 TEST1
5 INP2
6 INM2
7 GS2
8 VREF
9 INP3
10 INM3
11 GS3
12 TEST2
13 INP4
14 INM4
15 GS4
16 GTSEL1
17 GTSEL2
18 Vss
11 GS3
12 TEST2
13 INP4
14 INM4
15 GS4
16 GTSEL1
17 GTSEL2
18 Vss
19
Vdd
20
OSC0
21
OSCI
22
CLKSEL
23
nREST
24
TOE1
25
TOE2
26
TOE3
27
TOE4
28
Q1
29
Q2
30
Q3
31
Q4
32
EST/STD1
33
EST/STD2
34
EST/STD3
35
EST/STD4
36
S/nESEL
IC6
DTMF RECIEVER
1 INP1
2 INM1
3 GS1
4 TEST1
5 INP2
6 INM2
7 GS2
8 VREF
9 INP3
2 INM1
3 GS1
4 TEST1
5 INP2
6 INM2
7 GS2
8 VREF
9 INP3
10 INM3
11 GS3
12 TEST2
13 INP4
14 INM4
15 GS4
16 GTSEL1
17 GTSEL2
18 Vss
11 GS3
12 TEST2
13 INP4
14 INM4
15 GS4
16 GTSEL1
17 GTSEL2
18 Vss
19
Vdd
20
OSC0
21
OSCI
22
CLKSEL
23
nREST
24
TOE1
25
TOE2
26
TOE3
27
TOE4
28
Q1
29
Q2
30
Q3
31
Q4
32
EST/STD1
33
EST/STD2
34
EST/STD3
35
EST/STD4
36
S/nESEL
IC1
DTMF RECIEVER
1 INP1
2 INM1
2 INM1
3 GS1
4 TEST1
5 INP2
6 INM2
7 GS2
8 VREF
9 INP3
4 TEST1
5 INP2
6 INM2
7 GS2
8 VREF
9 INP3
10 INM3
11 GS3
12 TEST2
13 INP4
14 INM4
15 GS4
16 GTSEL1
17 GTSEL2
12 TEST2
13 INP4
14 INM4
15 GS4
16 GTSEL1
17 GTSEL2
18 Vss
19
Vdd
20
OSC0
21
OSCI
22
CLKSEL
23
nREST
24
TOE1
25
TOE2
26
TOE3
27
TOE4
28
Q1
29
Q2
30
Q3
31
Q4
32
EST/STD1
33
EST/STD2
34
EST/STD3
35
EST/STD4
36
S/nESEL
IC2
DTMF RECIEVER
1 INP1
2 INM1
3 GS1
4 TEST1
5 INP2
6 INM2
7 GS2
8 VREF
9 INP3
2 INM1
3 GS1
4 TEST1
5 INP2
6 INM2
7 GS2
8 VREF
9 INP3
10 INM3
11 GS3
12 TEST2
13 INP4
14 INM4
15 GS4
16 GTSEL1
17 GTSEL2
18 Vss
11 GS3
12 TEST2
13 INP4
14 INM4
15 GS4
16 GTSEL1
17 GTSEL2
18 Vss
19
Vdd
20
OSC0
21
OSCI
22
CLKSEL
23
nREST
24
TOE1
25
TOE2
26
TOE3
27
TOE4
28
Q1
29
Q2
30
Q3
31
Q4
32
EST/STD1
33
EST/STD2
34
EST/STD3
35
EST/STD4
36
S/nESEL
+3.3V
R823
390KF
R830 30KF
R91
100k
R94 100k
R43 100k
R834
22K
R87
100k
R816
10K
R844
22
R825
20KF
R68
100k
R100100k
R72
100k
R819
7.5K
R18
100k
R26
100k
R70
100k
R840
2.2K
R814
1M
R824
20KF
R66
100k
R47
100k
R827
180KF
R828
4.7K
R836
47K
R33 100k
R821
47K
R24
100k
R826
180KF
R48
NC
R818
7.5K
R833
1K
R16
100k
R37 100k
R805
680
R802 680
R807
100
R820
47K
R45 100k
R76
100k
R832 1.2M
R14
100k
R22
100k
R829 28.7KF
R98 100k
R831
750F
R848
100
R804
680
R813
10K
R31 100k
R845 4.7K
R80
100k
R847
12K
R849
100
R800
150
R817
10K
R82
100k
R855
750F
R96 100k
R803
680
R29
NC
R20
100k
R841
22
R801
150
R815 1M
R41 100k
R822
390KF
R85
100k
R35 100k
R12
100k
R842
22K
R89
100k
R806
100
R812
10K
R846
1K
R78
100k
R843
1.8
R837
10K
R810
47K
R851
47K
R808
47K
R852
47K
R809
47K
R811
47K
R853
47K
R854
47K
R850 22K
4
EST[0-7]
DTMFR[8-15]
DTMFR[0-7]
002:2A;002:2A
002:2A;002:2A
001:3G;002:7A;002:1A;003:7A;003:1A
002:2A;002:2A
003:2A;003:2A
003:2A;003:2A
1
3
2
3
1
3
2
3
4
5
5
7
9
8
6
10
33
KX-NCP1174XJ
KX-NCP1174
XJ SCHEMATIC DIAGRAM No.1 (2/2)
(1)
(2)
(3)
(5)
(7)
(9)
(5)
(7)
(9)
(4)
(6)
(8)
(6)
(8)
(10)
(19)
(21)
(23)
(25)
(21)
(23)
(25)
(27)
(28)
(20)
(22)
(24)
(26)
(22)
(24)
(26)
(11)
(13)
(15)
(17)
(13)
(15)
(17)
(12)
(14)
(16)
(18)
(14)
(16)
(18)
7
6
8
11
10
9
EC_AD[3]
EC_AD[14]
EC_AD[13]
EC_AD[5]
EC_AD[0]
CT_D[5]
EC_AD[9]
EC_AD[4]
CT_D[1]
CT_D[7]
EC_AD[8]
EC_AD[11]
EC_AD[2]
EC_AD[15]
EC_AD[10]
EC_AD[2]
EC_AD[6]
EC_INT
EC_AD[7]
EC_AD[1]
EC_AD[5]
EC_DET
EC_AD[0-15]
CT_D[0]
EC_AD[3]
CT_D[3]
EC_AD[12]
EC_AD[4]
EC_AD[1]
CT_D[0-7]
EC_AD[7]
EC_AD[8]
EC_AD[9]
EC_AD[10]
EC_AD[11]
EC_AD[6]
EC_AD[12]
EC_AD[0]
EC_AD[13]
EC_AD[14]
EC_AD[15]
CT_D[1]
CT_D[2]
CT_D[6]
CT_D[4]
CT_D[2]
CT_D[0]
CT_D[6]
CT_D[5]
CT_D[4]
CT_D[3]
CT_D[7]
A[0] A[1]
A[2] A[3] A[4]
D[4]
D[3]
D[2]
D[1]
D[0]
D[5] D[6] D[7]
A[5] A[6] A[7] A[8] A[9] A[10] A[11] A[12]
nRD
nCS1
nWR
n W A IT
+3.3V
+3.3V
DG
+5V
+3.3V
+3.3V
DG
nRST
DG
DG
LED1
43
1
2
3
4
C55
50V/0.01
C54
10V/1
DG
+3.3V
DG
+3.3V
DG
+3.3V
AG
+3.3V
J13
0
DG
P.G
DG
P.G
DG
P.G
DG
P.G
DG
P.G
Q11
E
C
B
DG
P.G
DG
+3.3V
J6
NC
IC9
1
M/R
2
SUB 3
GND
4 Vout
5 Vcc
DG
DG
DG
L35
L36
J5
NC
DG
FH
CLK DHW
D
F
E
C
B
A
H
G
DOUT
DCLK
C_CS[0] C_CS[1] C_CS[2] C_CS[3]
DIN
UHW
X1
16.384MHz
DG
C58 10V/1
C59 50V/0.01
C83 50V/0.01
C84 50V/0.01
C85 50V/0.01
C86 50V/0.01
C87 50V/0.01
C88 50V/0.01
C89 50V/0.01
C90 50V/0.01
C59 50V/0.01
C83 50V/0.01
C84 50V/0.01
C85 50V/0.01
C86 50V/0.01
C87 50V/0.01
C88 50V/0.01
C89 50V/0.01
C90 50V/0.01
DG
C91 50V/3300P
C96 50V/0.01
C97 50V/0.01
C97 50V/0.01
C93 50V/0.01
C92 50V/0.01
C94 50V/0.01
C98 50V/0.01
C95 50V/0.01
D[0-7]
+3.3V
U1
1
2
3
4
5
C52
50V/0.1
C62 10V/0.1
C50
50V/18P
C65
50V/0.1
C49
50V/15P
C63
50V/0.1
C56
50V/0.1
L7
0.33A/220u
L10
150
µH/0.40A
D12
D14
J8
0
J12
0
J9
0
J7
0
J10
0
J11
0
J14
TP177
TP120
TP179
TP215
TP257
TP122
TP303
TP155
TP244
TP218
TP127
TP115
TP240
TP146
TP109
TP267
TP247
TP98
TP249
TP129
TP202
TP221
TP126
TP253
TP169
TP139
TP207
TP148
TP265
TP223
TP234
TP140
TP203
TP166
TP208
TP260
TP94
TP156
TP269
TP237
TP309
TP304
TP256
TP149
TP142
TP131
TP262
TP168
TP103
TP272
TP302
TP125
TP214
TP188
TP154
TP104
TP141
TP251
TP239
TP299
TP182
TP313
TP189
TP93
TP195
TP119
TP212
TP266
TP167
TP175
TP300
TP158
TP111
TP213
TP241
TP225
TP243
TP226
TP231
TP263
TP137
TP271
TP206
TP308
TP301
TP259
TP236
TP102
TP121
TP228
TP145
TP138
TP254
TP100
TP252
TP163
TP153
TP232
TP255
TP192
TP205
TP134
TP97
TP123
TP172
TP184
TP235
TP133
TP117
TP311
TP105
TP162
TP150
TP187
TP219
TP107
TP176
TP173
TP157
TP312
TP101
TP130
TP204
TP216
TP270
TP193
TP211
TP245
TP261
TP108
TP222
TP238
TP178
TP242
TP264
TP116
TP132
TP143
TP250
TP268
TP152
TP114
TP224
TP191
TP185
TP106
TP136
TP96
TP112
TP144
TP190
TP209
TP220
TP210
TP1
9
6
TP128
TP230
TP161
TP174
TP151
TP248
TP165
TP170
TP181
TP118
TP217
TP113
TP186
TP147
TP246
TP199
TP310
TP159
TP201
TP124
TP171
TP110
D20 7.5V
D21
5.1V
+5V
IC5
1
7
DG
IC5
8
4
IC5
6
2
IC5
3
5
+3.3V
C48
10V/0.1
TP99
+3.3V
DG
C73
10V/0.1
C82
10V/0.1
nI
R
Q
1
TP197
nCS2
nPOW_RST
nHALT
BELL_SYNC
LA106
220
1
2
3
4
5
6
7
8
LA105
220
1
2
3
4
5
6
7
8
LA104
220
1
2
3
4
5
6
7
8
LA103
220
1
2
3
4
5
6
7
8
LA102
220
1
2
3
4
5
6
7
8
LA101
220
1
2
3
4
5
6
7
8
A[0-19]
nBREQ
nWAIT
+3.3V
nWR
nRD
nCS1
nBACK
RA10
10K
1 2 3 4
5
6
7
8
RA11
10K
1 2 3 4
5
6
7
8
RA9
10K
1 2 3 4
5
6
7
8
RA19
10K
1
2
3
4
5
6
7
8
RA14100
1
2
3
4
5 6 7 8
RA15
47
1
2
3
4
5
6
7
8
RA26
10K
1
2
3
4
5
6
7
8
RA12
1K
2
1
3
4
5 6 8 7
RA5
10K
1 2 3 4
5
6
7
8
RA21
47
1
2
3
4
5
6
7
8
RA6
10K
1 2 3 4
5
6
7
8
RA20
47
1
2
3
4
5
6
7
8
RA24
47
1
2
3
4
5
6
7
8
RA7
10K
1 2 3 4
5
6
7
8
RA27
10K
1
2
3
4
5
6
7
8
RA25
47
1
2
3
4
5
6
7
8
RA8
10K
1 2 3 4
5
6
7
8
RA23
47
1
2
3
4
5
6
7
8
RA17
47
1
2
3
4
5
6
7
8
RA22
47
1
2
3
4
5
6
7
8
J18
0
+5V
+3.3V
+15V
16.384M
AG
DG
+3.3V
+15V
+40V
C99
50V/0.01
DG
DG
DG
P.G
DG
J51
0
J52
0
L5
0
L8
0
L101
220
RA13
10K
1
2
3
4
5 6 7 8
+3.3V
L102
220
J15
J16
TP135
RA48NC
1
2
3
4
5 6 7 8
+3.3V
RA47NC
4
3
2
1
8 7 6
5
+3.3V
J42
NC
CP0
nCS_
C
ID
L103
220
TP320
HWCLK
Q12
S
D
G
Q13
S
D
G
J17
0
C51
10V/220
J25
0
J24
0
J22
NC
C67
N
C
C57
50V/3300P
TP183
TP273
C53
NC
TP180
TP330
TP331
TP194
TP198
TP332
TP343
TH1
Q16
4
3
5
C69
0.47/50V
D23
TP347
TP340
TP346
TP344
C68 NC
Q16
1
6
2
TP342
Q15
S
D
G
D22
1
2
3
DG
P.G
TP348
TP350
TP349
TP341
TP360
TP3 61
TP 3 6 2
TP363
TP364
TP3 65
TP366
TP367
TP368
CN1
A1
+15VPTA1
B1
+15VPTB1
A2
+40V
B2
+15V
A3
POWER_GNDA3
B3
POWER_GNDB3
A4
EC_CLK
B4
EC_nSTOP
A5
GNDA5
B5
GNDB5
A6
EC_nTRDY
B6
EC_nPERR
A7
EC_nFRAM
B7
EC_PAR
A8
EC_nCBE[0]
B8
EC_nCBE[1]
A9
EC_IDSEL
B9
EC_nRST
A10
GNDA10
B10
GNDB10
A11
EC_AD[0]
B11
EC_AD[1]
A12
EC_AD[2]
B12
EC_AD[3]
A13
EC_AD[4]
B13
EC_AD[5]
A14
GNDA14
B14
GNDB14
A15
EC_AD[6]
B15
EC_AD[7]
A16
EC_AD[8]
B16
EC_AD[9]
A17
EC_AD[10]
B17
EC_AD[11]
A18
GNDA18
B18
ReservedB18
A19
EC_AD[12]
EC_AD[13]
B19
A20
EC_AD[14]
B20
EC_AD[15]
A21
EC_nINT
B21
EC_nCDET
A22
GNDA22
B22
ReservedB22
A23
CT_D[0]
B23
CT_D[1]
A24
CT_D[2]
B24
CT_D[3]
A25
CT_D[4]
B25
CT_D[5]
A26
CT_D[6]
B26
CT_D[7]
A27
GNDA27
B27
ReservedB27
A28
CT_NETRE
B28
CT_C8
A29
CT_FRAME
B29
nLOS
A30
GNDA30
B30
GNDB30
A31
ReservedA31
B31
ReservedB31
A32
ReservedA32
B32
ReservedB32
A33
ReservedA33
B33
ReservedB33
A34
TXD2
B34
RXD2
A35
ReservedA35
B35
ReservedB35
A36
ReservedA36
B36
ReservedB36
A37
ReservedA37
B37
ReservedB37
A38
+30VA38
B38
+30VB38
A39
RINGER
B39
RING_SYNC
A40
nHALT
B40
RING_SIN
A41
GNDA41
B41
(+3.3V)
A42
(DC_ALM)
B42
(AC_ALM)
A43
(nEXTPOW[0])
B43
(nEXTPOW[1])
A44
DIAG_R
B44
DIAG_T
A45
GNDA45
B45
RINGER_AC
IC7
1 CE/CSS
2 VSS
3 FB
2 VSS
3 FB
4
EXT/
5
VIN
IC10
1 CE/CSS
2
2
VSS
3
FB
4
EXT/
5
VIN
R191
1K
R119
150
R138
45.3K F
R121
10K
R192
2.2K
1/8W
R136
0
R131
22k
R139
10K F
R122
220
R160
220
R143
10K F
R193
47K
R141
15K
R190
3
R109
1M
R142
26.7K F
R180 10K
R154
22
R137
15K
R171
100
R195
10K
R173
100
R132
10K
R150
22
R149
22
R172
100
R196
33K
R155
22
R152
22
R120
150
R174 100
R135
0
R144
22k
R197
10K
R118
2.7K
R194 47K
R162
1k
R153
22
+3.3V
R123 10k
R124
1K
+3.3V
TP91
IC14
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]
107
TCK
108
TDI
109
TDO
110
TRST
111
TMS
121
LUHW[0]
122
LDHW[0]
123
HW_CLK[0]
124
HW_CLK[1]
125
HW_FH
126
L_NETREF
127
LDHW[1]
128
LUHW[1]
129
SHW_CLK
130
SHW_FH
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]
1
GND1
2
VDD2
6
PLLAT1
7
IRQ[1]
8
IRQ[0]
9
CS[1]
10
CS[0]
11
GND11
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
21
GND21
22
ALE
23
CS_DMA
24
CS_SAM
25
CSI
26
RD
27
WR
28
L_NRST
29
GND29
30
WAIT
31
RESET
32
BREQ
33
BACK
34
BGAK
35
GND35
36
VDD36
37
SBREQ
38
SBACK
44
GND44
53
VDD53
54
RINGER
55
CT_FRAME_A
56
CT_C8_A
57
CT_NETREF
58
GND58
59
CT_D[7]
60
CT_D[6]
61
CT_D[5]
62
CT_D[4]
63
VDD63
64
GND64
65
CT_D[3]
66
CT_D[2]
67
CT_D[1]
68
CT_D[0]
69
GND69
70
EC_DET
71
EC_INT
72
EC_AD[15]
73
EC_AD[14]
74
EC_AD[13]
75
EC_AD[12]
76
GND76
77
VDD77
78
EC_AD[11]
79
EC_AD[10]
80
EC_AD[9]
81
EC_AD[8]
82
GND82
83
EC_AD[7]
84
EC_AD[6]
85
EC_AD[5]
86
EC_AD[4]
87
VDD87
88
GND88
89
EC_AD[3]
90
EC_AD[2]
91
EC_AD[1]
92
EC_AD[0]
93
GND93
94
EC_NRST
95
EC_IDSEL
96
EC_BE[1]
97
EC_BE[0]
98
GND98
99
EC_PAR
100
EC_FRAME
101
EC_PERR
102
EC_TRDY
103
EC_STOP
104
GND104
105
EC_CLK
106
VDD106
112
GND112
113
MODE[5]
114
MODE[4]
115
MODE[3]
116
MODE[2]
117
MODE[1]
118
MODE[0]
119
GND119
120
VDD120
131
GND131
132
VDD132
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]
141
GND141
142
P0[0]
143
P0[1]
144
P0[2]
145
P0[3]
146
P0[4]
147
P0[5]
148
P0[6]
149
P0[7]
150
GND150
159
VDD159
160
GND160
169
TEST0
178
VDD178
179
GND179
180
AVDD180
181
VREFPLUS
182
VREFMINUS
183
AX[0]
184
AX[1]
185
AX[2]
186
AX[3]
187
AX[4]
188
AX[5]
189
AX[6]
190
AX[7]
191
AVDD191
192
P4[0]
193
P4[1]
194
P4[2]
195
P4[3]
196
P4[4]
197
P4[5]
198
P4[6]
199
P4[7]
200
TEST1
201
P5[0]
202
P5[1]
203
P5[2]
204
P5[3]
205
P5[4]
206
P5[5]
207
P5[6]
208
P5[7]
C60
6.3V/330
C64
25V/68
C66
25V/150
IP1
125V/1.5A
R134
56
R140
56
TH801
+40V
C100
50V/0.01
FIL4
1
2
3
J19
0
J20
NC
J21
0
J23
0
J3
0
D16
4.7V
D17 4.7V
GREEN
RED
LC
LC
004:10B;005:7B
004:10B
004:10A;005:7A
004:10B
004:10B
004:10B;005:7D
004:10B;005:7D
004:10C
004:10B
004:10B
004:10B
005:7C
002:7A;002:1A;003:7A;003:1A;004:10C;005:7D
002:7A;002:1A;003:7A;003:1A
001:10D;002:7A;002:1A;003:7A;003:1A
002:7A;002:
1A;003:7A;003:1A
002:7A;002:1A;003:7A;003
:1A;005:7D
005:7E
002:7B;002:1B;003:7B;003:1B
002:7B;002:1B;003:7B;003:1A
005:7E
004:10B
004:10B
11
13
14
12
15
16
17
18
34
KX-NCP1174XJ
10.3. No.2
KX-NCP1174
XJ
SCHEMATIC DIAGRAM No.2 (1/4)
1/4
(1)
(2)
(3)
+
-
-
+
-
-
DTMFR[0]
VREF_C1
BELL[0]
VOUT[0]
DTMFR[1]
DTMFR[0]
BELL[1]
BELL0
VREF_C1
BELL0
VREF_C1
HOOK[1]
VOUT[1]
HOOK[0]
HOOK[1]
EST[1]
VOUT[0]
HOOK[0]
BELL[0]
EST[0]
D205A
Vz5.6V
IC203
1
2
3
4
8
TP425
TP422
AG
TP415B
+5V
C207
16V/0.1
C210
10V/1
TP432
TP433
RL202B
6
7
5
+5V
C204A
25V/0.1
TP437
R202A
33K
TP434
+5V
FG
C201A
50V/10u
TP403B
TP416A
TP406A
C217
10V/1
TP430
AG
C200B
50V/10u
+5V
R228
100K
TP409A
C200A
50V/10u
AG
TP436
C205
16V/0.1
R202B
33K
+5V
TP471
D205B
Vz5.6V
TP411B
+15V
C202A
25V/4R7
DG
AG
C203A
50V/0.1
C201B
50V/10u
RL202A
1
8
+40V
TP410B
C208
16V/0.1
TP417A
TP461
R203A
1K 1W
RA31
10K
1
2
3
4
5
6
7
8
6
7
8
AG
TP427
TP402B
TP414A
RL202A
3
2
4
D203A
IC201
50
GNDA1
61
VDDA34
24
VDDD
52
VDDA12
54
GNDA2
39
SB1_0
38
SB1_1
35
SI1_1
36
SI1_0
37
SB1_2
45
SB2_1
48
SI2_1
47
SI2_0
46
SB2_2
57
VDDREF
40
SO1_1
41
S01_0
56
VREF
59
GNDA3
63
GNDA4
21
GNDD
51
Vout1
49
Vin1
AG
RA32
10K
1
2
3
4
5
6
7
8
6
7
8
AG
TP428
TP414B
IC200A
1
DG
2
+5V
3
HOOK
4
A_OUT
5
R1
6
T1
7
A_IN
8
Vref
9
RING
10
BELL
11
RLY
12
+30V
13
AG
14
R0
15
T0
AG
DG
C280A
NC
C202B
25V/4R7
AG
C204B
25V/0.1
IC200B
1
DG
2
+5V
3
HOOK
4
A_OUT
5
R1
6
T1
7
A_IN
8
Vref
9
RING
10
BELL
11
RLY
12
+30V
13
AG
14
R0
15
T0
TP464
C209
10V/1
C220
16V/0.22
RL202B
1
8
C221
50V/0.1
TP408B
TP405A
TP431
RL202A
6
7
5
FG
TP416B
FG
TP417B
TP429
TP409B
TP435
C280B
NC
+15V
TP408A
C218
16V/0.1
C203B
50V/0.1
TP426
+5V
R203B
1K 1W
AG
RL202B
3
2
4
TP415A
D203B
DG
+5V
C206
16V/0.1
TP411A
TP410A
ZNR23B
56V
ZNR20B
56V
ZNR23A
56V
ZNR20A
56V
ZNR21A
33V
ZNR21B
33V
+40V
CN101
12
10
16
9
15
14
11
13
CN101
4
2
8
1
7
6
3
5
R204A
150
R205A
150
R204B
150
R205B
150
A
B
b
m
b
m
b
m
b
m
D
C
B
A
4
7
6
35
2
1
19
20
21
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