KX-TDA0189XJ, KX-TDA0189X - Panasonic PBX Service Manual (repair manual). Page 25

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14 SCHEMATIC DIAGRAM
14
R[4]
16
R[3]
18
R[2]
36
T[3]
38
T[2]
39
Pay[1]
34
T[4]
CN1
20
R[1]
40
T[1]
35
PAY[3]
33
PAY[4]
37
PAY[2]
DT_Xtal
TP63
TP61
TP62
TP60
R11A
470K
R3A
390K
C5A
1000P
IC1A
CALL ID IC
1
IN+
2
IN-
3
GS
4
VRef
5
CAP
6
TRIGin
7
TRIGRC
8
TRIGout
9
MODE
10
OSCin
11 OSCout
12
VSS
13
IC
14
PWDN
15
FSKen
16
DCLK
17
DATA
18
DR
19
CD
20
INT
21
StD
22
ESt
23
St/GT
24
VDD
C9A
N.C
C10A
0.047
C1A
39000P
C6A 0.1
J2A
N.C
R6A
51K
R1A
150
C11A
N.C
L4A
100
C4A
1000P
R8A
10K
R21A
10K
IC2A
N.C
5
EN
10
SIGIN
14
VREF
12
VSS
15
VDD
2
XIN
4
XOUT
7
DET
DA1A
2
13
R12A
N.C
R15A
N.C
+3.3V
L3A
8.2mH
C12A
N.C
R18A
N.C
R2A
390K
+3.3V
L5A
100
R17A
390K
R20A
N.C
R4A
82K
J1A
N.C
DA2A
2
13
L2A
2.2mH
C2A
82000P
R19A
10K
R5A
82K
IC3AB
1
2
3
8
4
0.1
C13A
C3A
0.022
C8A
N.C
D2A
R14A 100K
R7A
330K
R13A
N.C
C7A
0.22
R9A 56K
D1A
R16A
N.C
R10A
470K
L1A
2.7mH TP1A
TP3A
TP2A
TP4A
TP5A
TP6A
TP7A
TP10A
TP9A
TP12A
TP15A
TP8A
TP11A
TP13A
TP14A
TP16A
TP17A
TP22A
TP19A
TP23A
TP26A
TP27A
TP24A
TP21A
TP20A
TP25A
TP18A
TP28A
C15A
N.C
C16A
N.C
+3.3V
+3.3V
+3.3V
+5V
R11B
470K
C4B
1000P
R10B
470K
TP7B
TP9B
J1B
N.C
TP15B
TP8B
L4B
100
TP17B
TP13B
IC1B
CALL ID IC
1
IN+
2
IN-
3
GS
4
VRef
5
CAP
6
TRIGin
7
TRIGRC
8
TRIGout
9
MODE
10
OSCin
11
OSCout
12
VSS
13
IC
14
PWDN
15
FSKen
16
DCLK
17
DATA
18
DR
19
CD
20
INT
21
StD
22
ESt
23
St/GT
24
VDD
R14B 100K
TP16B
0.1
C13B
L2B
2.2mH
TP19B
D1B
C7B
0.22
R21B
10K
R18B
N.C
TP26B
R4B
82K
D2B
TP21B
C1B
39000P
TP25B
C15B
N.C
TP28B
R9B 56K
R13B
N.C
R6B
51K
R8B
10K
L3B
8.2mH
R5B
82K
C10B
0.047
+3.3V
TP1B
TP2B
R17B
390K
R7B
330K
+5V
TP5B
TP6B
TP10B
J2B
N.C
IC2B
N.C
5
EN
10
SIGIN
14
VREF
12
VSS
15
VDD
2
XIN
4
XOUT
7
DET
R2B
390K
+3.3V
TP12B
R12B
N.C
R16B
N.C
TP11B
C11B
N.C
C2B
82000P
TP14B
C6B 0.1
TP22B
TP23B
R1B
150
TP27B
+3.3V
C5B
1000P
C12B N.C
TP20B
DA1B
2
13
TP18B
+3.3V
+3.3V
DA2B
2
13
C8B
N.C
R3B
390K
C9B
N.C
L1B
2.7mH
TP3B
R15B
N.C
C3B
0.022
TP4B
L5B
100
R19B
10K
R11C
470K
C4C
1000P
R10C
470K
TP7C
TP9C
J1C
N.C
TP15C
TP8C
L4C
100
TP17C
TP13C
IC1C
CALL ID IC
1
IN+
2
IN-
3
GS
4
VRef
5
CAP
6
TRIGin
7
TRIGRC
8
TRIGout
9
MODE
10
OSCin
11
OSCout
12
VSS
13
IC
14
PWDN
15
FSKen
16
DCLK
17
DATA
18
DR
19
CD
20
INT
21
StD
22
ESt
23
St/GT
24
VDD
R14C 100K
TP16C
0.1
C13C
L2C
2.2mH
TP19C
D1C
C7C
0.22
R21C
10K
R18C
N.C
TP26C
R4C
82K
D2C
C16C
N.C
TP21C
C1C
39000P
TP25C
IC3CD
1
2
3
8
4
C15C
N.C
TP28C
R20C
N.C
R9C 56K
R13C
N.C
R6C
51K
R8C
10K
L3C
8.2mH
R5C
82K
C10C
0.047
+3.3V
TP1C
TP2C
R17C
390K
R7C
330K
+5V
TP5C
TP6C
TP10C
J2C
N.C
IC2C
N.C
5
EN
10
SIGIN
14
VREF
12
VSS
15
VDD
2
XIN
4
XOUT
7
DET
R2C
390K
+3.3V
TP12C
R12C
N.C
R16C
N.C
TP11C
C11C
N.C
C2C
82000P
TP14C
C6C
0.1
TP22C
TP23C
R1C
150
TP27C
TP24C
+3.3V
C5C
1000P
C12C N.C
TP20C
DA1C
2
13
TP18C
+3.3V
+3.3V
DA2C
2
13
C8C
N.C
R3C
390K
C9C
N.C
L1C
2.7mH
TP3C
R15C
N.C
C3C
0.022
TP4C
L5C
100
R19C
10K
R11D
470K
C4D
1000P
R10D
470K
TP7D
TP9D
J1D
N.C
TP15D
TP8D
L4D
100
TP17D
TP13D
IC1D
CALL ID IC
1
IN+
2
IN-
3
GS
4
VRef
5
CAP
6
TRIGin
7
TRIGRC
8
TRIGout
9
MODE
10
OSCin
11
OSCout
12
VSS
13
IC
14
PWDN
15
FSKen
16
DCLK
17
DATA
18
DR
19
CD
20
INT
21
StD
22
ESt
23
St/GT
24
VDD
R14D 100K
TP16D
0.1
C13D
L2D
2.2mH
TP19D
D1D
C7D
0.22
R21D
10K
R18D
N.C
TP26D
R4D
82K
D2D
C16D
N.C
TP21D
C1D
39000P
TP25D
C15D
N.C
TP28D
R9D 56K
R13D
N.C
R6D
51K
R8D
10K
L3D
8.2mH
R5D
82K
C10D
0.047
+3.3V
TP1D
TP2D
R17D
390K
R7D
330K
+5V
TP5D
TP6D
TP10D
J2D
N.C
IC2D
N.C
5
EN
10
SIGIN
14
VREF
12
VSS
15
VDD
2
XIN
4
XOUT
7
DET
R2D
390K
+3.3V
TP12D
R12D
N.C
R16D
N.C
TP11D
C11D
N.C
C2D
82000P
TP14D
C6D
0.1
TP22D
TP23D
R1D
150
TP27D
+3.3V
C5D
1000P
C12D
N.C
TP20D
DA1D
2
13
TP18D
+3.3V
+3.3V
DA2D
2
13
C8D
N.C
R3D
390K
C9D
N.C
L1D
2.7mH
TP3D
R15D
N.C
C3D
0.022
TP4D
L5D
100
R19D
10K
IC3AB
5
6
7
IC3CD
5
6
7
R103
1M
33P
C9
33P
C10
R104
220
IC18
1
7
TP31
IC18
6
2
TP50
IC19
2
4
+3.3V
IC19
5
3
C54
0.1
C53
0.1
IC18
8
4
+3.3V
IC18
3
5
TP29A
CID/PAY_Xtal
TP29B
TP29D
CID/PAY_CLK
TP29C
TP402
TP403
TP413
TP414
+5V
IC20
5
3
C55
N.C
IC20
2
4
DT_CLK
C17A
N.C
R32A
N.C
R33A
N.C
C17B
N.C
R32B
N.C
R33B
N.C
C16B
N.C
C17C
N.C
C17D
N.C
R32C
N.C
R33C
N.C
R32D
N.C
R33D
N.C
X1
3.58M
FSK_[0]
DCLK_[0]
DATA_[0]
nDR_[0]
nCD_[0]
STD_[0]
TDET_[0]
STD_[1]
nDR_[1]
DATA_[1]
FSK_[1]
nCD_[1]
TDET_[1]
STD_[2]
nCD_[2]
nDR_[2]
DATA_[2]
DCLK_[2]
FSK_[2]
TDET_[2]
STD_[3]
nCD_[3]
nDR_[3]
DATA_[3]
DCLK_[3]
FSK_[3]
TDET_[3]
DCLK_[1]
3/3
(A)
(B)
(C)
(D)
(E)
(F)
(G)
(H)
(I)
(J)
KX-TDA0189X MAIN BOARD No.1  3/3
DETECT (H     L)
INCOMING CALLER ID (FSK) DATA
CALLER ID
(FSK) IC
25
KX-TDA0189XJ / KX-TDA0189X
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