Panasonic KX-NCP1174XJ (serv.man2) Service Manual ▷ View online
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
35
KX-NCP1174XJ
KX-NCP1174
XJ
SCHEMATIC DIAGRAM No.2 (2/4)
2/4
(a)
(1)
(2)
(3)
+
-
-
+
-
-
DHW
FH
C_CS[0]
BELL0
BELL[3]
CLK
VREF_C1
VOUT[3]
BELL0
DOUT
DTMFR[3]
BELL[2]
HOOK[3]
BELL[2]
VREF_C1
DTMFR[2]
VOUT[2]
HOOK[2]
RD
HOOK[2]
BELL[3]
TD
HOOK[3]
EST[3]
RC
EST[2]
TC
DTMFR[1]
BELL[1]
VOUT[1]
DTMFR[3]
VOUT[3]
UHW
DIN
DTMFR[2]
nRST
VOUT[2]
DCLK
RA33
10K
1
2
3
4
5
6
7
8
6
7
8
TP462
TP453
R203C
1K 1W
C202D
25V/4R7
TP423
DCLK
TP468
C280C
NC
TP470
C204C
25V/0.1
TP444
TP438
TP408C
UHW
+15V
AG
C224
50V/0.1
TP402C
FH
TP442
R202D
33K
RL202D
1
8
TP474
DIN
RL202D
3
2
4
TP410D
AG
D203D
AG
nRST
TP410C
+5V
TP411C
TP403D
TP472
DHW
TP441
C203C
50V/0.1
TP445
C280D
NC
TP409C
TP414C
DOUT
+5V
TP411D
RL202C
1
8
TP415C
RL202D
6
7
5
R203D
1K 1W
TP440
TP402D
FG
+15V
5
SB3_0
6
SO3_1
7
S03_0
15
INT34
34
INT12
30
DRB
32
PCLK
31
FSC
20
DOUT
19
DIN
29
DXB
23
RESET
22
MCLK
17
CS
18
DCLK
4
SB3_1
1
SI3_1
2
SI3_0
3
SB3_2
9
SO4_1
8
S04_0
10
SB4_0
11
SB4_1
14
SI4_1
13
SI4_0
12
SB4_2
44
SB2_0
43
SO2_1
42
S02_0
33
CHCLK1
16
CHCLK2
28
TCB
27
DRA
26
DXA
25
TCA
53
Vout2
55
Vin2
60
Vout3
58
Vin3
62
Vout4
64
Vin4
TP439
TP421
C204D
25V/0.1
C200D
50V/10u
RL202C
3
2
4
C222 50V/0.1
D203C
R274
100
TP458
TP459
TP452
TP448
TP467
TP447
TP454
C201C
50V/10u
D205C
Vz5.6V
IC200C
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
TP408D
TP416D
TP449
+5V
TP417D
IC200D
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
TP465
R202C
33K
TP466
R275
100
TP457
AG
C203D
50V/0.1
TP416C
TP414D
+5V
RL202C
6
7
5
TP451
C202C
25V/4R7
FG
AG
TP450
TP417C
TP403C
C201D
50V/10u
TP469
AG
TP443
C200C
50V/10u
AG
C223 50V/0.1
CLK
TP409D
TP455
TP415D
D205D
Vz5.6V
TP424
TP446
RA34
10K
1
2
3
4
5
6
7
8
6
7
8
TP456
C_CS[0]
ZNR20C
56V
ZNR23C
56V
ZNR20D
56V
ZNR23D
56V
ZNR21C
33V
ZNR21D
33V
+40V
+40V
21
22
19
17
24
CN101
20
18
23
31
25
26
CN101
28
30
32
27
29
TP460
R204C
150
R205C
150
R204D
150
R205D
150
D
C
b
m
b
m
b
m
b
m
F
E
H
G
46
35
2
1
001:5A;002:1B;003:7B;003:1A
001:3G;002:1A;003:7A;003:1A;005:7D
001:4G;002:1A;003:7A;003:1A
001:6B;002:1B;003:7B;003:1B
001:
4G;002:1A;003:7A;003:1A;004:10C;005:7D
001:3G;002:1A;003:7A;003:1A
001:5A;002:1B;003:7B;003:1B
001:10D;001:3G;002:1A;003:7A;003:1A
001:5B
22
23
24
36
KX-NCP1174XJ
KX-NCP1174
XJ
SCHEMATIC DIAGRAM No.2 (3/4)
3/4
(4)
(5)
(6)
(7)
(8)
+
-
-
+
-
-
DTMFR[4]
BELL0
VOUT[4]
TE
HOOK[4]
EST[4]
DTMFR[4]
VREF_C2
BELL[5]
VREF_C2
DTMFR[5]
BELL[4]
TF
VOUT[4]
RF
HOOK[4]
BELL[4]
VREF_C2
VOUT[5]
BELL0
HOOK[5]
RE
HOOK[5]
C204E
25V/0.1
R231
100K
R203F
1K 1W
AG
TP416E
TP524
+5V
C214
16V/0.1
RL202E
6
7
5
C201E
50V/10u
TP409F
DG
TP514
FG
TP508
AG
RA35
10K
1
2
3
4
5
6
7
8
6
7
8
TP411E
C200E
50V/10u
TP409E
TP415F
AG
C203E
50V/0.1
+5V
TP476
TP411F
C202E
25V/4R7
D205E
Vz5.6V
AG
TP415E
AG
R202E
33K
C201F
50V/10u
TP512
TP489
TP402E
TP513
AG
C225 50V/0.1
IC203
5
6
7
AG
TP417E
+5V
+15V
TP509
C219
10V/1
C213
16V/0.1
C204F
25V/0.1
TP408F
+5V
RL202F
3
2
4
D203F
C202F
25V/4R7
TP403E
TP410F
TP510
AG
+5V
TP517
C280E
NC
TP515
R203E
1K 1W
AG
TP403F
TP410E
C215
16V/0.1
RL202E
1
8
D205F
Vz5.6V
+5V
TP408E
C212
16V/0.1
C203F
50V/0.1
TP417F
IC202
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
48
SI2_1
57
VDDREF
40
SO1_1
41
S01_0
56
VREF
59
GNDA3
63
GNDA4
21
GNDD
51
Vout1
49
Vin1
RL202F
6
7
5
R202F
33K
FG
+15V
TP402F
C280F
NC
TP414E
C200F
50V/10u
C211
16V/0.22
TP416F
RL202E
3
2
4
TP480
D203E
C216
10V/1
IC200F
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
RL202F
1
8
RA36
10K
1
2
3
4
5
6
7
8
6
7
8
TP516
TP414F
AG
TP511
DG
ZNR23E
56V
ZNR20E
56V
ZNR20F
56V
ZNR23F
47V
ZNR21E
33V
ZNR21F
33V
+40V
+40V
IC200E
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
CN101
44
43
47
41
48
45
46
42
34
39
38
CN101
36
35
40
33
37
R205F
150
R204F
150
R205E
150
R204E
150
F
b
m
b
m
E
b
m
b
m
D
C
B
A
78
11
10
9
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