Read Panasonic KX-TDA0290CJ / KX-TDA0290CE (serv.man3) Service Manual Supplement online
24
KX-TDA0290CJ / KX-TDA0290CE
1.8.3.
No.3
Change from the Original Service Manual Section 15.3.
KX-TDA0290CJ/KX-TDA0290CE MAIN BOARD No.3 1/2
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(12)
(13)
(14)
(15)
(16)
Tx-
RX-
TX+
Rx+
FIL301
1
2
3
4
2
3
4
5
6
7
8
SA301
310V
SA306
310V
R376
220
RL301
1 +
2
3
4
5
6
7
8
-
D314
1
2
RL302
1 +
2
3
4
5
6
7
8
-
D315
1
2
SA302
310V
SA305
310V
R378
220
+15V
+15V
DG
DG
LOOPB
R381
1K
DG
SW302
1
2
3
4
5
6
7
8
9
10
11
12
FG
SA303
1000V
1000V
FG
DG
DG
DG
J323
0
FG2
J324
0
TP395
TP401
TP398
TP405
TP397
TP404
CN6
(Send)
1
1
2
2
CN7
(Receive)
1
1
2
2
CN4
RJ45
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
Q302
E
C
B
Q301
E
C
B
T301
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
X3
20M
TP177
DG
+3.3V
DG
C339
NC
NC
FIL311
1
2
3
DG
R358
0
TP262
C330
0.1u
DG
C331
0.1u
C315
0.1u
DG
DG
C341
0.1u
C321
0.1u
C320
0.1u
TX+
TX-
RX+
RX-
FG2
R307
75
RL303
1 +
2
3
4
5
6
7
8
-
D312
1
2
+15V
TP110
TP123
TP122
TP121
R316
6.8 1%
R317
6.8 1%
R314
5.1 1%
R315
5.1 1%
R390
NC
R391
NC
R392
NC
R393
NC
J308
1
2
3
J309
1
2
3
FG
SFG
C316
NC
C317
NC
C318
12p
C319
18p
TP91
TP96
TP162
TP175
TP97
TP176
3V
0
-3V
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