KX-TDA0174XJ, KX-TDA0174X (serv.man3) - Panasonic PBX Service Manual Supplement (repair manual). Page 22

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KX-TDA0174XJ/KX-TDA0174X CSLC16 CARD CHEMATIC DIAGRAM No.1 (3/4)
(18)
(20)
(22)
(19)
(21)
(17)
D
C
B
A
8
7
11
10
9
(a)
(b)
(c)
(d)
(e)
(f)
(g)
(i)
(k)
(n)
(h)
(j)
(m)
(p)
(q)
(s)
(r)
+5V
+3.3V
nRST
R119
150
DG
LED1
43
12
34
DG
R120
150
+3.3V
J13
0
P.
G
DG
P.
G
DG
P.
G
DG
P.
G
DG
R132
10K
P.
G
DG
DG
J6
NC
IC9
M/R
1
SUB
2
GND
3
V
out
4
Vcc
5
L35
L36
J5
NC
DG
FH
CLK
DHW
UHW
DG
C91
50V/3300P
D[0-7]
CN1
A1
+15VPT
A1
B1
+15VPTB1
A2
+40V
B2
+15V
A3
PO
WER_GND
A3
B3
PO
WER_GNDB3
A4
EC_CLK
B4
EC_nST
OP
GND
A5
A5
B5
GNDB5
EC_nTRD
Y
A6
B6
EC_nPERR
EC_nFRAM
A7
B7
EC_P
AR
EC_nCBE[0]
A8
B8
EC_nCBE[1]
EC_IDSEL
A9
B9
EC_nRST
GND
A10
A10
B10
GNDB10
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
A14
B14
GNDB14
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
A18
B18
Reser
v
edB18
EC_AD[12]
A19
B19
EC_AD[13]
A20
EC_AD[14]
B20
EC_AD[15]
A21
EC_nINT
B21
EC_nCDET
A22
GND
A22
B22
Reser
v
edB22
A23
CT_D[0]
C62
10V/0.1
50V/0.1
C65
50V/0.1
C63
50V/0.1
C56
25V/68
C64
25V/150
C66
6.3V/330
C60
0.33A/220u
L7
L10
150
H/0.79A
D12
D14
J8
0
J12
0
J9
0
J7
0
J10
0
J11
0
22
R155
56
R134
56
R140
TP177
TP227
TP215
TP218
TP146
TP202
TP221
TP139
TP207
TP148
TP265
TP229
TP223
TP140
TP203
TP166
TP208
TP156
TP309
TP149
TP142
TP168
TP214
TP188
TP154
TP141
TP182
TP313
TP189
TP195
TP212
TP266
TP175
TP158
TP213
TP225
TP226
TP231
TP263
TP137
TP206
TP308
TP228
TP145
TP138
TP153
TP232
TP205
TP134
TP97
TP184
TP311
TP162
TP187
TP219
TP176
TP173
TP312
TP204
TP216
TP193
TP211
TP222
TP178
TP264
TP143
TP152
TP224
TP185
TP136
TP96
TP144
TP190
TP209
TP220
TP210
TP196
TP230
TP151
TP170
TP181
TP217
TP186
TP147
TP199
TP310
TP201
TP171
D20
7.5V
D21
5.1V
220
R160
C73
10V/0.1
C82
10V/0.1
nIRQ1
TP197
nCS2
nPO
W_RST
A[0-19]
nBREQ
nWAIT
+3.3V
nWR 
nRD 
nCS1
nBACK
TP200
RA11
10K
1
2
3
4



8
RA14
100



4
5
6
7
8
RA15
47
1
2
3
4
5
6
7
8
RA12
1K



4
5
6
8
7
RA8
10K
1
2
3
4



8
RA17
47
1
2
3
4
5
6
7
8
+3.3V
+15V
+3.3V
+15V
+40V
C99
50V/0.01
DG
C100
NC
DG
+40V
P.
G
DG
DG
J51
0
J52
0
0
L8
L101
220
RA13
10K



4
5
6
7
8
+3.3V
TP135
RA48
NC



4
5
6
7
8
+3.3V
RA47
NC



1
8
7
6
5
+3.3V
R180
10K
J42
NC
IC14
eSAMSON
LA[12]
39
LA[11]
40
LA[10]
41
LA[9]
42
LA[8]
43
LA[7]
45
LA[6]
46
LA[5]
47
LA[4]
48
LA[3]
49
LA[2]
50
LA[1]
51
LA[0]
52
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
P1[0]
151
P1[1]
152
P1[2]
153
P1[3]
154
P1[4]
155
P1[5]
156
P1[6]
157
P1[7]
158
7
IRQ[1]
8
IRQ[0]
9
CS[1]
10
CS[0]
12
LD[7]
13
LD[6]
14
LD[5]
15
LD[4]
16
LD[3]
17
LD[2]
18
LD[1]
19
LD[0]
22
ALE
23
CS_DMA
24
CS_SAM
25
CSI
26
RD
27
WR
28
L_NRST
30
WAIT
31
RESET
32
BREQ
33
BACK
34
BGAK
37
SBREQ
38
SBACK
94
EC_NRST
95
EC_IDSEL
96
EC_BE[1]
97
EC_BE[0]
99
EC_P
AR
100
EC_FRAME
101
EC_PERR
102
EC_TRD
Y
103
EC_ST
OP
105
EC_CLK
142
P0[0]
143
P0[1]
144
P0[2]
145
P0[3]
146
P0[4]
147
P0[5]
148
P0[6]
149
P0[7]
nCS_CID
R174
100
L103
220
TP320
HWCLK
Q12
S
D
G
Q13
S
D
G
0
R135
0
R136
J24
0
R143
10K F
R141
15K
R142
26.7K F
R137
15K
C67
NC
50V/3300P
C57
R138
45.3K F
TP183
TP273
IC7
1
CE/CSS
2
VSS
3
FB
4
EXT/
5
VIN
IC10
1
CE/CSS
2
VSS
3
FB
4
EXT/
5
VIN
IP2
1A
IP1
5A
D17
R144
22k
TP330
TP331
TP194
TP198
D16
J3
0
TP332
TP343
TH1
R194
47K
Q16
4
3
5
C69
0.47/50V
R193
47K
D23
TP347
TP340
R195
10K
R196
33K
R197
10K
R191
1K
R192
2.2K
1/8W
TP346
TP344
C68
NC
Q16
1
6
2
TP342
Q15
S
D
G
D22
1
2
3
P.
G
DG
TP348
TP350
TP349
TP341
R190
3
TP360
TP361
TP362
TP363
TP364
TP368
DG
C101
50V/0.01
TP351
EC_AD[3]
EC_AD[5]
EC_AD[0]
EC_AD[4]
EC_AD[2]
EC_INT
EC_AD[1]
EC_DET
EC_AD[0-15]
CT_D[0]
EC_AD[7]
EC_AD[8]
EC_AD[9]
EC_AD[10]
EC_AD[11]
EC_AD[6]
EC_AD[12]
EC_AD[13]
EC_AD[14]
EC_AD[15]
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
nW
AIT
GREEN
RED
12
13
14
11
15
22
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