KX-TDA0175, KX-TDA0175XJ, KX-TDA0175X (serv.man2) - Panasonic PBX Service Manual Supplement (repair manual). Page 13

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J10
0
1M
R109
TP282
TP281
TP169
+3.3V
TP270
L30
220
TP161
18P
C50
TP151
R121
10K
22
R158
L16
220
TP254
TP156
TP193
22
R153
TP289
TP148
TP223
L14
220
TP220
RA24 47 1
2
3
4
5
6
7
8
390
R122
TP201
TP242
DG
+5V
TP177
TP241
J8
0
TP187
R139
100
R138
100
L19
220
R116
10K
R154
22
TP304
1K
R129
RA22 47 1
2
3
4
5
6
7
8
22
R159
TP309
R106
N.C
TP149
TP160
TP321
R150 22
22
R157
TP238
TP272
TP252
L17
220
TP319
TP251
L34
220
TP323
TP164
TP199
L26
220
DG
TP257
TP310
TP266
TP325
TP178
TP230
TP239
TP235
L24
220
TP259
R107
N.C
TP152
TP305
+3.3V
TP268
TP166
L21
220
TP212
TP188
TP159
TP318
TP287
TP195
TP317
+3.3V
TP320
TP150
TP167
TP202
TP264
220
R160
+3.3V
TP324
RA21 47 1
2
3
4
5
6
7
8
DG
L11
220
TP291
R112
N.C
nRST
TP322
TP198
TP271
TP256
TP258
J7
0
L8
220
L23
220
TP308
FIL2
1
2
3
FIL1
1
2
3
TP246
C53
2.2
TP232
DG
L12
220
TP279
TP204
TP224
TP147
TP311
RA25 47 1
2
3
4
5
6
7
8
TP172
TP174
TP263
TP284
TP191
TP274
C62
0.1
22
R155
TP288
C55
0.1
TP234
TP190
22
R156
RA20 47 1
2
3
4
5
6
7
8
R144
47
TP278
TP162
C54
1
TP316
TP231
TP253
L13
220
TP189
L22
220
R145
47
L28
220
TP315
DG
TP175
1K
R118
TP237
TP243
J12
0
DIAG_R
DIAG_T
L9
220
C57
2.2
TP306
TP312
TP168
TP314
R143
47
TP255
TP244
TP283
TP192
IC5
3
4
TP154
TP313
TP173
R110
N.C
L25
220
R113
10K
FIL3
1
2
3
TP277
TP176
TP275
TP196
L31
220
+3.3V
R117
10k
DG
R108
N.C
TP194
TP269
TP170
TP267
+3.3V
TP248
TP327
L29
220
IC5
1
2
TP171
TP155
TP163
TP157
TP326
TP280
RA23 47 1
2
3
4
5
6
7
8
TP276
L15
220
R141
10K
TP225
TP265
TP165
L27
220
TP200
R133
10K
TP153
TP273
DG
R149 22
J11
0
L32
220
TP307
R111
N.C
L20
220
TP158
R126
10K
TP285
TP249
+3.3V
18P
C49
TP286
J14
L18
220
AG
TP146
L33
220
J9
0
C48
0.1
IC5
14
7
+3.3V
DG
TP228
+3.3V
TP142
TP143
TP292
TP293
TP294
TP296
TP297
TP298
TP299
TP300
TP301
J13
0
TP226
+40V
0.1
C56
P.G
DG
P.G
DG
L6
0
D12
1
2
P.G
DG
D14
1
2
+5V
IP1
5A
0.1
C65
0.1
C63
0
L5
+3.3V
IC7
ON/#OFF
1
VSS
2
VOUT
3
EXT
4
VIN
5
+15V
IC10
ON/#OFF
1
VSS
2
VOUT
3
EXT
4
VIN
5
0.1
C52
56
R134
56
R140
P.G
DG
P.G
DG
TP240
TP335
TP330
TP331
TP332
TP333
TP334
TP203 TP205 TP206 TP209 TP211 TP213 TP214 TP215 TP216 TP217 TP218 TP219 TP221
IC5
13
12
DG
IC5
11
10
IC5
5
6
IC5
9
8
R130
10K
R136
10K
R137
10K
TP295
TP135
TP136
TP137
TP138
RA16 10K 1
2
3
4
5
6
7
8
RA12
10K
1
2
3
4
5 6 7 8
R131
10K
R132
10K
Q14
S
D
G
R148
10K
Q13
S
D
G
Q12
S
D
G
D10
7.5V
680
R123
680
R124
680
R128
680
R127
D11
5.1V
P.G
DG
D13
FIL4
1
2
3
C73
0.1
DG
22
R152
R151
10K
TP303
+3.3V
TP628
TP207
TP208
TP222
TP250
TP260
TP229
TP627
TP227
TP631
TP236
J6
N.C
TP245
C71
0.1
IP2
1A
IP3
1A
CN1
A1
+15VPT
B1
+15VPT
A2
+40V
B2
+15V
A3
POWER_GND
B3
POWER_GND
A4
EC_CLK
B4
EC_nSTOP
GND
A5
B5
GND
EC_nTRDY
A6
B6
EC_nPERR
EC_nFRAM
A7
B7
EC_PAR
EC_nCBE[0]
A8
B8
EC_nCBE[1]
EC_IDSEL
A9
B9
EC_nRST
GND
A10
B10
GND
EC_AD[0]
A11
B11
EC_AD[1]
EC_AD[2]
A12
B12
EC_AD[3]
EC_AD[4]
A13
B13
EC_AD[5]
GND
A14
B14
GND
EC_AD[6]
A15
B15
EC_AD[7]
EC_AD[8]
A16
B16
EC_AD[9]
EC_AD[10]
A17
B17
EC_AD[11]
GND
A18
B18
Reserved
EC_AD[12]
A19
B19
EC_AD[13]
A20
EC_AD[14]
B20
EC_AD[15]
A21
EC_nINT
B21
EC_nCDET
A22
GND
B22
Reserved
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
GND
B27
Reserved
A28
CT_NETRE
B28
CT_C8
A29
CT_FRAME
B29
nLOS
A30
GND
B30
GND
A31
Reserved
B31
Reserved
A32
Reserved
B32
Reserved
A33
Reserved
B33
Reserved
A34
TXD2
B34
RXD2
A35
Reserved
B35
Reserved
A36
Reserved
B36
Reserved
A37
Reserved
B37
Reserved
A38
+30V
B38
+30V
A39
RINGER
B39
RING_SYNC
A40
nHALT
B40
RING_SIN
A41
GND
B41
(+3.3V)
A42
(DC_ALM)
B42
(AC_ALM)
A43
(nEXTPOW[0])
B43
(nEXTPOW[1])
A44
DIAG_R
B44
DIAG_T
A45
GND
B45
RINGER_AC
IC9
M/R 1
SUB 2
GND 3
Vout
4
Vcc
5
TP629
DG
TP261
DG
DG
+3.3V
TP641
TP642
TP643
TP644
TP645
J18
0
J22
0
J23
0
TP646
TP647
TP648
TP649
TP650
TP651
L35
L36
TP633
J20
N.C
J21
N.C
J5
N.C
IC14
RX[7]
190
AV
D
D
180
PLLGND
3
PLLCLK
4
PLL
VDD
5
IRQ[1]
7
IRQ[0]
8
CS[1]
9
CS[0]
10
GND
11
LD[6]
13
LD[5]
14
LD[4]
15
LD[3]
16
LD[2]
17
LD[1]
18
LD[0]
19
VDD
20
GND
21
ALE
22
CS_DMA
23
CS_SAM
24
CSI
25
RD
26
WR
27
L_NRST
28
GND
29
WA
IT
30
RESET
31
BREQ
32
BA
CK
33
BGAK
34
GND
35
VDD
36
SBREQ
37
SBA
CK
38
LA[12]
39
LA[11]
40
LA[10]
41
LA[9]
42
LA[8]
43
GND
44
LA[7]
45
LA[6]
46
LA[5]
47
LA[4]
48
LA[3]
49
LA[2]
50
LA[1]
51
LA[0]
52
VDD
53
GND
58
VDD
63
GND
64
GND
69
GND
76
VDD
77
GND
82
VDD
87
GND
88
GND
93
GND
98
GND
104
VDD
106
TCK 107
TDI 108
TDO 109
TRST 110
TMS 111
GND
112
GND
119
VDD
120
LUHW[0]
121
LDHW[0]
122
HW_CLK[0]
123
HW_CLK[1]
124
HW_FH
125
L_NETREF
126
LDHW[1]
127
LUHW[1]
128
SHW_CLK
129
SHW_FH
130
GND
131
VDD
132
GND
141
GND
150
P1[0]
151
P1[1]
152
P1[2]
153
P1[3]
154
P1[4]
155
P1[5]
156
P1[6]
157
P1[7]
158
VDD
159
GND
160
P2[0]
161
P2[1]
162
P2[2]
163
P2[3]
164
P2[4]
165
P2[5]
166
P2[6]
167
P2[7]
168
GND
179
P3[0]
170
P3[1]
171
P3[2]
172
P3[3]
173
P3[4]
174
P3[5]
175
P3[6]
176
P3[7]
177
VDD
178
GND
1
P4[0]
192
P4[1]
193
P4[2]
194
P4[3]
195
P4[4]
196
P4[5]
197
P4[6]
198
P4[7]
199
TEST0 169
P5[0]
201
P5[1]
202
P5[2]
203
P5[3]
204
P5[4]
205
P5[5]
206
P5[6]
207
P5[7]
208
TEST1 200
VDD
2
VREFPLUS 181
VREFMINUS 182
AV
D
D
191
RX[0]
183
RX[1]
184
RX[2]
185
RX[3]
186
RX[4]
187
RX[5]
188
RX[6]
189
PLLA
T1
6
C_CS[3]
133
C_CS[2]
134
C_CS[1]
135
C_CS[0]
136
DCLK
137
DOUT
138
DIN
139
CP[0]
140
RINGER 54
CT_FRAME_A 55
CT_C8_A 56
CT_NETREF 57
CT_D[7] 59
CT_D[6] 60
CT_D[5] 61
CT_D[4] 62
CT_D[3] 65
CT_D[2] 66
CT_D[1] 67
CT_D[0] 68
EC_DET 70
EC_INT 71
EC_AD[15] 72
EC_AD[14] 73
EC_AD[13] 74
EC_AD[12] 75
EC_AD[11] 78
EC_AD[10] 79
EC_AD[9] 80
EC_AD[8] 81
EC_AD[7] 83
EC_AD[6] 84
EC_AD[5] 85
EC_AD[4] 86
EC_AD[3] 89
EC_AD[2] 90
EC_AD[1] 91
EC_AD[0] 92
EC_NRST 94
EC_IDSEL 95
EC_BE[1] 96
EC_BE[0] 97
EC_PAR 99
EC_FRAME 100
EC_PERR 101
EC_TRDY 102
EC_STOP 103
EC_CLK 105
MODE[5] 113
MODE[4] 114
MODE[3] 115
MODE[2] 116
MODE[1] 117
MODE[0] 118
P0[0]
142
P0[1]
143
P0[2]
144
P0[3]
145
P0[4]
146
P0[5]
147
P0[6]
148
P0[7]
149
LD[7]
12
22K
R161
P.G
DG
IP5
0.75A
IP4
0.75A
1K
R125
+3.3V
C82
0.1
DG
FH
CLK
DHW
DOUT DCLK
C_CS[0] C_CS[1] C_CS[2] C_CS[3]
DIN
UHW
PF_RLY
X1
16.384MHz
J24
N.C
J26
0
J25
N.C
DG
J27
N.C
J28
0
J29
N.C
J31
0
R170
10K
J30
N.C
J32
N.C J33
N.C
J34 0
J35
N.C
J36
N.C
DG
J37
0
J38
0
J39
N.C
TP139
TP336
TP337
TP338
TP339
TP340
L38
220
L37
220
TP186
R146
47
R171
100
R172
100
TP341
TP342
TP197 16.384M
L39
0
L40
0
L41
0
TP672
TP673
TP674
+3.3V
TP683
TP684
TP685
TP686
DG
TP696
TP697
TP698
TP699
TP700
TP701
TP702
TP703
TP704
TP705
TP706
TP707
TP708
TP709
TP710
TP711
TP712
TP713
TP714
TP715
C58
1
C59
0.1
C83
0.1
C84
0.1
C85
0.1
C86
0.1
C87
0.1
C88
0.1
C89
0.1
C90
0.1
DG
C91
3300P
RA8 10K
1
2
3
4
5
6
7
8
9
10
RA29 10K
1
2
3
4
5
6
7
8
9
10
RA26 10K
1
2
3
4
5
6
7
8
9
10
RA1 10K
1
2
3
4
5
6
7
8
9
10
RA9 10K
1
2
3
4
5
6
7
8
9
10
RA7 1K
1
2
3
4
5
6
7
8
9
10
+30V
D15
1
2
25V/10
C67
C68
0.1
+15V
+3.3V
+5V
+30V
TP233
C96
0.1
C97
0.1
C93
0.1
C92
0.1
C94
0.1
C98
0.1
C95
0.1
0.45A/220u
L7
10V/22
C51
25V/68
C64
25V/150
C66
L10
0.8A/68u
6.3V/100
C60
J19
N.C
50V/10
C70
W101
SCREW
W202
XSB3+6VW
SCREW
W201
XSB3+6VW
EC_AD[3]
EC_AD[14]
EC_AD[13]
EC_AD[5]
D[7]
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
D[5]
EC_AD[7]
EC_AD[1]
EC_AD[5]
EC_DET
EC_AD[0-15]
CT_D[0]
EC_AD[3]
D[6]
CT_D[3]
EC_AD[12]
EC_AD[4]
EC_AD[1]
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]
D[0] D[1] D[2] D[3]
MWPOW0
MWVOLT
TOE[15]
TOE[14]
TOE[13]
TOE[12]
TOE[11]
TOE[10]
TOE[9]
TOE[8]
D[0] D[1] D[2] D[3]
D[4]
A[2]
A[1]
A[0]
A[5]
A[12]
A[10]
A[9]
A[8]
A[7]
A[3]
A[4]
A[6]
A[11]
MWPOW1
nRST
(1)
(2)
~
(11)
(13)
(14)
~
(21)
(30)
(31)
(32)
(33)
(22)
~
(29)
(3)
~
(10)
KX-TDA0174 SCHEMATIC DIAGRAM NO.1
12
13
14
15
16
17
18
19
13
KX-TDA0175 / KX-TDA0175XJ / KX-TDA0175X
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