Read Panasonic KX-NS5170XSX / KX-NS5170X-SX Service Manual online
13
KX-NS5170X/KX-NS5170SX
• Surge Protection
Thyristor is sintalled between T or R and FG protect from extraneous surge.
• Bell Signal Genarator and Transmission
In ringing mode, the ringing DC offset and the ringing signal are summed within SLIC/CODEC in accordance with the pro-
grammed values.
The SLIC/CODEC supplies the line with 65 Vrms.
The bell signal is generated with VBAT supplied to the SLIC/CODEC.
grammed values.
The SLIC/CODEC supplies the line with 65 Vrms.
The bell signal is generated with VBAT supplied to the SLIC/CODEC.
nC_INT[0]
DG
+3.3V
Q200A
R213A
R210A
R201A
R212A
TP1
R206A
DG
DG
DG
FG
R205A
C
2
0
6A
+40V
+40V
DG
C204B
C
2
13
A
R211A
+3.3V
R200A
R214A
DG
R
2
04
A
C
2
01
A
C
2
0
2A
R208A
L201B
C211A
L201A
TP2
R207A
C212A
C
2
03
A
D
2
00
A
R211B
L200B
R210B
C208A
C
2
00
A
C204A
C
2
05
A
C210A
L200A
R
2
03
A
C207A
R216A
R209A
IC200A
7
8
S
TIPDC
A
9
C
A
PP
A
10
C
A
PM
A
11
SV
B
A
T
A
DTX
DRX
SDCHA
SDCLA
DCDRVA
DCFFA
DCFFB
DCDRVB
SDCLB
DRX
SDCHA
SDCLA
DCDRVA
DCFFA
DCFFB
DCDRVB
SDCLB
T
B
B
B
CB
1
2
SV
DC
13
*R
S
T
14
INTB/DT
X
ENB
SDITHRU
PCLK
PCLK
SDCHB
VDDD
VDDREG
VDDD
VDDREG
15
F
SY
NC
18
19
20
21
22
23
24
25
26
19
20
21
22
23
24
25
26
16
17
17
27
28
29
30
28
29
30
CSB
EPAD2
C210B
R
2
0
2A
TIP_A
RING_A
D
2
0
2A
D
2
03
A
B
A
VBAT for port B
VBAT for port A
R
2
0
2
B
DG
DG
+3.3V
C
2
09
A
Q200A
R213A
Q200B
R210A
R212A
TP1
R
2
03B
DG
C
2
0
2
B
C207B
R206B
DG
DG
R
2
1
7A
R205A
C
2
0
6A
DG
+40V
R208B
DG
R207B
+40V
DG
C204B
C
2
13
A
R211A
DG
R
2
04
A
DG
R
2
15
A
L201B
C
2
05B
C211A
C
2
0
6
B
L201A
TP2
R209B
C212A
C
2
03
A
C
2
13B
D
2
00
A
R211B
L200B
R210B
DG
D
2
00B
R205B
C204A
C
2
05
A
C210A
L200A
R
2
03
A
C
2
01B
IC200A
7
8
S
TIPDC
A
9
C
A
PP
A
10
C
A
PM
A
11
SV
B
A
T
A
DTX
DRX
SDCHA
SDCLA
DCDRVA
DCFFA
DCFFB
DCDRVB
SDCLB
DRX
SDCHA
SDCLA
DCDRVA
DCFFA
DCFFB
DCDRVB
SDCLB
33
S
DI
34
SV
B
A
TB
35
C
A
PMB
3
6
C
A
PPB
3
7
IREF
38
S
TIPDCB
39
1
2
SV
DC
13
*R
S
T
14
INTB/DT
X
ENB
SDITHRU
PCLK
SDCHB
VDDD
VDDREG
VDDD
VDDREG
31
S
CLK
3
2
S
DO
15
F
SY
NC
18
19
20
21
22
23
24
25
26
19
20
21
22
23
24
25
26
16
17
17
27
28
29
30
28
29
30
CSB
EPAD2
C210B
R
2
0
2A
C208B
R
2
04B
Click on the first or last page to see other KX-NS5170XSX / KX-NS5170X-SX service manuals if exist.