DOWNLOAD Panasonic KX-TDA6381X / KX-TDA6381SX Service Manual ↓ Size: 7.74 MB | Pages: 76 in PDF or view online for FREE

Model
KX-TDA6381X KX-TDA6381SX
Pages
76
Size
7.74 MB
Type
PDF
Document
Service Manual
Brand
Device
PBX / 16-PORT ANALOGUE TRUNK CARD W/O CID
File
kx-tda6381x-kx-tda6381sx.pdf
Date
PREV: Panasonic KX-TDA620BX (serv.man5) Service Manual / Supplement

Panasonic KX-TDA6381X / KX-TDA6381SX Service Manual ▷ View online

49
KX-TDA6381X/KX-TDA6381SX
D
F
E
C
B
A
H
G
7
8
11
12
10
9
(1)
M
N
O
P
BELLI[4]
DIAL[7]
DT_STD[12]
DT_STD[12]
CPCDET[5]
DIAL[6]
VOUT[7]
CPCDET[7]
SHNT[5]
VIN[4]
BELLI[4]
BELLI[7]
VOUT[5]
DIAL[5]
FH
CPCDET[7]
CPCDET[5]
SHNT[7]
REVDET[5]
SHNT[6]
DT_STD[13]
DIAL[4]
VIN[7]
SHNT[5]
VIN[5]
SHNT[4]
CPCDET[6]
BELLI[5]
REVDET[4]
BELLI[7]
DIAL[4]
DIAL[5]
SHNT[6]
VOUT[4]
CPCDET[4]
CPCDET[6]
DIN
DCLK
VIN[6]
REVDET[7]
REVDET[4]
VOUT[6]
REVDET[5]
C_CS[3]
REVDET[6]
REVDET[7]
REVDET[6]
SHNT[4]
DIAL[6]
BELLI[6]
CPCDET[4]
BELLI[6]
BELLI[5]
R[12]
R[13]
R[14]
R[15]
T[15]
DHW
CLK
DIAL[7]
DIAL[7]
SHNT[7]
R[15]
R[14]
R[13]
R[12]
DT_STD[12]
DT_STD[13]
DT_STD[14]
VH5
VH6
VH7
VH8
T[12]
T[13]
T[14]
T[15]
D G
A G
SFG
+5V
D G
+5V
D G
D G
+5V
D G
+15V
A G
+5V
D G
A G
SFG
+5V
D G
+5V
D G
D G
+5V
D G
+15V
A G
+5V
D G
A G
D G
SFG
+5V
D G
+5V
D G
D G
+5V
D G
+15V
A G
+5V
D G
A G
D G
SFG
+5V
D G
+5V
D G
D G
+5V
D G
+15V
A G
+5V
+15V
VH7
+15V
A G
A G
VH8
C_CS[3]
FH
nRST
CLK
DHW
DOUT
DCLK
UHW
DIN
A G
A G
VH6
A G
A G
+5V
+15V
A G
D G
VH5
+15V
A G
A G
DT_STD[15]
+3.3V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
D G
+5V
+5V
D G
TIP[12]
RING[12]
RING[13]
TIP[13]
RING[14]
TIP[14]
RING[15]
TIP[15]
PC5M
1
2
3
4
ZNR1M
NC
PC4M
1
2
3
4
PC2M
1
2
3
4
J1M
0
PC1M
1
2
3
4
PC5N
1
2
3
4
ZNR1N
NC
PC4N
1
2
3
4
PC2N
1
2
3
4
J1N
0
PC1N
1
2
3
4
PC5O
1
2
3
4
ZNR1O
NC
PC4O
1
2
3
4
PC2O
1
2
3
4
J1O
0
PC1O
1
2
3
4
PC5P
1
2
3
4
ZNR1P
NC
PC4P
1
2
3
4
PC2P
1
2
3
4
J1P
0
PC1P
1
2
3
4
C
6
5
1
6V
/1u
T1P
2
1
3
4
T1O
2
1
3
4
T1N
2
1
3
4
T1M
2
1
3
4
RL2P
NC
4
3
2
1
RL2O
NC
4
3
2
1
RL2M
NC
4
3
2
1
RL2N
NC
4
3
2
1
C41
1
6V
/1u
R
2
0M
6
80
R22M
510F
R
2
0P
6
80
R
2
0N
6
80
R
2
0O
6
80
R3M
NC
R24M
91KF
R
2
M
22
R6M
68K
R21M
100KF
R30M
510F
R27M
56KF
R4M
1.2K
R35M 91KF
R34M
100KF
R5M
22
K/1W
R22N
510F
R3N
NC
R24N
91KF
R
2
N
22
R6N
68K
R21N
100KF
R30N
510F
R27N
56KF
R4N
1.2K
R35N 91KF
R34N
100KF
R5N
22
K/1W
R22O
510F
R3O
NC
R24O
91KF
R
2
O
22
R6O
68K
R21O
100KF
R30O
510F
R27O
56KF
R4O
1.2K
R35O 91KF
R34O
100KF
R5O
22
K/1W
R22P
510F
R3P
NC
R24P
91KF
R
2
P
22
R6P
68K
R21P
100KF
R30P
510F
R27P
56KF
R4P
1.2K
R35P 91KF
R34P
100KF
R5P
22
K/1W
C10O
50V/22p
C10P
50V/22p
C10M
50V/22p
C10N
50V/22p
C33
16V/0.22u
C11M
50V/0.1u
C11N
50V/0.1u
C11O
50V/0.1u
C11P
50V/0.1u
C16M
50V/22p
C16N
50V/22p
C16O
50V/22p
C16P
50V/22p
C1M
NC
C1N
NC
C1O
NC
C1P
NC
C
2
M
1
6V
/0.4
7
u
C
2
N
1
6V
/0.4
7
u
C
2
O
1
6V
/0.4
7
u
C
2
P
1
6V
/0.4
7
u
C4M
16V/0.47u
C4N
16V/0.47u
C4O
16V/0.47u
C4P
16V/0.47u
C
6
P
50
V
/10u
C
6
O
50
V
/10
u
C
6
N
50
V
/10u
C
6
M
50
V
/10u
C9M
50V/22p
C9N
50V/22p
C9O
50V/22p
C9P
50V/22p
D1M
D1N
D1O
D1P
D2M
D2N
D2O
D2P
D4M
2V
D4N
2V
D4O
2V
D4P
2V
IC7
5
SB3_0
6 SO3_1
7 S03_0
50
GNDA1
15
INT34
61
VDDA34
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
24
VDDD
52
VDDA12
54
GNDA2
9
SO4_1
8
S04_0
10
SB4_0
11
SB4_1
14
SI4_1
13
SI4_0
12
SB4_2
39
SB1_0
38
SB1_1
35 SI1_1
36 SI1_0
37 SB1_2
44 SB2_0
45 SB2_1
48 SI2_1
47 SI2_0
46 SB2_2
57
VDDREF
40
SO1_1
41
S01_0
56
VREF
43 SO2_1
42 S02_0
59
GNDA3
63
GNDA4
21
GNDD
33
CHCLK1
16
CHCLK2
28
TCB
27
DRA
26
DXA
25
TCA
51
Vout1
49
Vin1
53 Vout2
55 Vin2
60
Vout3
58
Vin3
62
Vout4
64
Vin4
IC1M
5
6
7
IC1M
1
2
3
4
8
IC1N
5
6
7
IC1N
1
2
3
4
8
IC1O
5
6
7
IC1O
1
2
3
4
8
IC1P
5
6
7
IC1P
1
2
3
4
8
R
22
100
R
2
3
100
R11M
5
6
0
R11N
5
6
0
R11O
5
6
0
R11P
5
6
0
R14M
22
0
R14N
22
0
R14O
22
0
R14P
22
0
R15M
39
R15N
39
R15O
39
R15P
39
R16M
4.7K
R16N
4.7K
R16O
4.7K
R16P
4.7K
R1
7
M
10K
R1
7
N
10K
R1
7
O
10K
R1
7
P
10K
R18M
100
R18N
100
R18O
100
R18P
100
R19M
8.
2
K
R19N
8.
2
K
R19O
8.
2
K
R19P
8.
2
K
R1M
6
8K
R1N
6
8K
R1O
6
8K
R1P
6
8K
C8M
16V/10u
C8N
16V/10u
C8O
16V/10u
C8P
16V/10u
C3M
2
50
V
/1u
C3N
2
50
V
/1u
C3O
2
50
V
/1u
C3P
2
50
V
/1u
TH1M NC
TH1N NC
TH1O NC
TH1P
NC
R
2
5
10K
IC11
5
6
7
IC11
1
2
3
4
8
IC9
1
2
3
4
8
IC9
5
6
7
R14
7
5
6
K
R148
5
6
K
R18
5
6
K
R19
5
6
K
L1M
L2M
L1N
L2N
L1O
L2O
L1P
L2P
J4M
NC
J4N
NC
J4P
NC
J4O
NC
J7
N
0
J7
O
0
J7
P
0
J7
M
0
DA1N
1
2
3
DA1M
1
2
3
DA1O
1
2
3
DA1P
1
2
3
RL3P
4
3
2
1
RL3O
4
3
2
1
RL3N
4
3
2
1
RL3M
4
3
2
1
C45
1
6V
/0.1u
+5V
+5V
+5V
ZNR
2
M
NC
ZNR
2
N
NC
ZNR
2
O
NC
ZNR
2
PN
C
Q5M
NC
E
C
B
Q5N
NC
E
C
B
Q5O
NC
E
C
B
Q5P
NC
E
C
B
D3M
1
2
3
4
D3N
1
2
3
4
D3O
1
2
3
4
D3P
1
2
3
4
D5P
2
5
V
D5O
2
5
V
D5N
2
5
V
D5M
2
5
V
C44
50
V
/0.01u
C35
50
V
/0.01u
C3
6
50
V
/0.01u
C3
7
50
V
/0.01u
SA
1M
1
2
3
SA
1N
1
2
3
SA
1O
1
2
3
SA
1P
1
2
3
C
6
4N
C
C39
NC
Q4P
E
C
B
Q4O
E
C
B
Q4N
E
C
B
Q4M
E
C
B
L3M
L4M
C13M
2
50
V
/22
0p
L3N
L4N
C13N
2
50
V
/22
0p
L3O
L4O
C13O
2
50
V
/22
0p
L3P
L4P
C13P
2
50
V
/22
0p
R30
220
D G
C5
0
1
6V
/0.1u
R23M 150K F
R23N 150K F
R23O 150K F
R23P 150K F
R32M
510 F
R32N
510 F
R32O
510 F
R32P
510 F
C
7
M
50
V
/10
u
C
7
N
50
V
/10u
C
7
O
50
V
/10u
C
7
P
50
V
/10
u
C12M
0.1u
C12N
0.1u
C12O
0.1u
C12P
0.1u
4/4
3/4
2/2
2
-2
KX-TDA6381 SUB BOARD No.2 (2/2)
50
KX-TDA6381X/KX-TDA6381SX
8.3.
Waveform
8.3.1.
Main Board
1
2
3
4
5
6
7
8
51
KX-TDA6381X/KX-TDA6381SX
10
12
11
13
14
16
15
9
52
KX-TDA6381X/KX-TDA6381SX
17
18
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