Panasonic KX-NS5171XSX / KX-NS5172XSX Service Manual ▷ View online
17
KX-NS5171X/KX-NS5171SX/KX-NS5172X/KX-NS5172SX
9.2.
Terminal Guide of the ICs Transistors and Diodes
18
KX-NS5171X/KX-NS5171SX/KX-NS5172X/KX-NS5172SX
10 Schematic Diagram
10.1. KX-NS5171
10.1.1.
No.1
1
KX-NS5171X/SX MAIN BOARD No.1 1/2
1
2
C
E
B
A
D
F
3
6
4
2
5
G
H
DG
+3.3V
DG
DG
R300
A
1M
R314B
22
C302A
1u
16
PT_CUR[1]
R301
A
150
k
C300B
1u
50
Q300B
B
E
C
U302B
5
3
4
R3
22A
2
.2k
D300B
C304A
1000p
50
+3.3V
U302B
2
6
1
C301B
1u
10
R319A
2.2k
R305
A
22k
R30
7A
5
6
ZNR301
A
T300A
1
2
4
5
6
7
10
9
8
+3.3V
C305A
1000p
50
C304B
1000p
50
R316B
910
C30
6A
0.1u
1
6
U301B
47k
47k
2
6
1
PT_POW[1]
R31
2A
27
0
JK300A
8
7
6
5
4
3
2
1
DG
R3
22
B
2
.2k
R317A
1.5k
R304A
22k
+40V
ZNR300B
R30
7
B 5
6
T300B
1
2
4
5
6
7
10
9
8
U302A
5
3
4
R300B
1M
R314A
22
R30
6
B
22k
DG
C305B
1000p
50
R302B
10k
1
2
3
6
7
8
DG
DG
R318A
1.5k
R315A
910
DG
FG
FG
C303A
1u
16
R302A
10k
1
2
3
4
6
5
4
5
4
5
4
5
7
8
U301A
47k
47k
5
3
4
D303
A
DG
D301B
R310
A
8.
2
U301A
47k
47k
2
6
1
R30
6A
22k
ZNR300
A
DG
U303B
5
3
4
R31
2
B
27
0
R311A 22
+3.3V
U301B
47k
47k
5
3
4
PT_POW[0]
R308B
10
k
R309B
10
k
ZNR301B
C301
A
1u
10
R318B
1.5k
D301
A
R315B
910
R319B
2.2k
+40V
U300AB
5
3
4
DG
DG
Q300A
B
E
C
DG
C300
A
1u
50
U302A
2
6
1
R308
A
10
k
R303B
100k
U303B
2
6
1
C30
6
B
0.1u 1
6
DG
C302B
1u
16
D300
A
R305B
22k
R310B
8.
2
C303B
1u
16
DG
+40V
R313A
22
R303A
100k
DG
R313B
22
R304B
22k
R309
A
10
k
PT_CUR[0]
U303A
2
6
1
R316A
910
DG
R301B
150
k
DG
R317B
1.5k
R311B 22
U300AB
2
6
1
U303A
5
3
4
R325A
R326A
C323A
0.1u 50
C324A
0.1u 50
R325B
R326B
C323b
0.1u 50
C324B
0.1u 50
R31
2
D
27
0
R30
6
D
22k
U302D
5
3
4
C303D
1u
16
R317D
1.5k
R30
6
C
22k
T300D
1
2
4
5
6
7
10
9
8
D300C
R300C
1M
R315D
910
D301C
R311D 22
PT_POW[2]
R303C
100k
DG
R300D
1M
U300CD
2
6
1
R303D
100k
DG
R311C 22
C300C
1u
50
R301C
150
k
R302C
10k
1
2
3
6
7
8
R30
7
C 5
6
C303C
1u
16
R302D
10k
1
2
3
6
7
8
R318C
1.5k
C304D
1000p
50
ZNR301D
R30
7
D 5
6
C324D
0.1u 50
R304C
22k
Q300C
B
E
C
C305C
1000p
50
DG
DG
PT_CUR[3]
R319C
2.2k
DG
R310C
8.
2
R310D
8.
2
+3.3V
C30
6
C
0.1u 1
6
ZNR301C
U302C
5
3
4
U303D
2
6
1
D300D
U300CD
5
3
4
DG
R315C
910
DG
PT_POW[3]
U301D
47k
47k
5
3
4
+3.3V
C302C
1u
16
R318D
1.5k
DG
U303C
2
6
1
DG
C301D
1u
10
DG
R314C
22
U301C
47k
47k
2
6
1
R3
22
C
2
.2k
FG
C302D
1u
16
DG
ZNR300C
D301D
FG
R314D
22
T300C
1
2
4
5
6
7
10
9
8
R305D
22k
C324C
0.1u 50
R326D
1k
1k
1k
1k
1k
1k
1k
1k
R326C
C323D
0.1u 50
R313C
22
R317C
1.5k
R305C
22k
PT_CUR[2]
R316C
910
R308C
10
k
R325C
R319D
2.2k
DG
C323C
0.1u 50
R309D
10
k
U303C
5
3
4
R304D
22k
DG
C30
6
D
0.1u 1
6
R316D
910
R301D
150
k
DG
R3
22
D
2
.2k
R309C
10
k
R313D
22
R308D
10
k
Q300D
B
E
C
+3.3V
R31
2
C
27
0
DG
U301D
47k
47k
2
6
1
ZNR300D
+40V
U301C
47k
47k
5
3
4
U303D
5
3
4
D303C
C300D
1u
50
+3.3V
C305D
1000p
50
U302C
2
6
1
+40V
+40V
R325D
C301C
1u
10
DG
C304C
1000p
50
U302D
2
6
1
DG
DG
DR[0]
DTH[0]
DTL[0]
DTH[1]
DR[1]
DTL[1]
DTH[2]
DR[2]
DTL[2]
DTH[3]
DR[3]
DTL[3]
B
A
C
D
300
19
KX-NS5171X/KX-NS5171SX/KX-NS5172X/KX-NS5172SX
1
2
1
2
C
E
B
A
D
F
8
7
11
10
9
G
H
12
C301F
1u
10
R310E
8.
2
R3
22
E
2
.2k
R301E
150
k
C324F
0.1u 50
ZNR301E
R316E
910
T300E
1
2
4
5
6
7
10
9
8
R319F
2.2k
U303F
5
3
4
U302F
5
3
4
C323E
0.1u 50
DG
+40V
R313F
22
DG
R317F
1.5k
JK300E
8
7
6
5
4
3
2
1
DG
DG
R311E 22
D300F
R308F
10
k
R302F
10k
1
2
3
6
7
8
R311F 22
R30
6
E
22k
R304E
22k
C302F
1u
16
R314F
22
+3.3V
U300EF
2
6
1
U301F
47k
47k
5
3
4
PT_POW[5]
ZNR301F
Q300E
B
E
C
U301F
47k
47k
2
6
1
R304F
22k
+3.3V
+3.3V
C324E
0.1u 50
R30
7
E 5
6
R314E
22
R309E
10
k
U301E
47k
47k
2
6
1
R303F
100k
R302E
10k
1
2
3
6
7
8
U302E
5
3
4
R3
22
F
2
.2k
U303E
5
3
4
U302F
2
6
1
R319E
2.2k
R30
7
F 5
6
U303F
2
6
1
Q300F
B
E
C
DG
FG
+40V
D303E
C302E
1u
16
R308E
10
k
R325E
R305F
22k
C303E
1u
16
DG
DG
D300E
C304F
1000p
50
C305F
1000p
50
DG
ZNR300E
PT_POW[4]
FG
R316F
910
C300E
1u
50
U302E
2
6
1
U300EF
5
3
4
R31
2
E
27
0
C303F
1u
16
DG
DG
R301F
150
k
PT_CUR[5]
DG
R305E
22k
DG
R315E
910
DG
C301E
1u
10
R310F
8.
2
PT_CUR[4]
R325F
DG
R31
2
F
27
0
C304E
1000p
50
C323F
0.1u 50
R309F
10
k
R326F
+3.3V
R313E
22
DG
R317E
1.5k
D301E
R300F
1M
U301E
47k
47k
5
3
4
R318E
1.5k
R303E
100k
R318F
1.5k
C300F
1u
50
DG
R326E
C30
6
E
0.1u 1
6
C30
6
F
0.1u 1
6
ZNR300F
R315F
910
T300F
1
2
4
5
6
7
10
9
8
R300E
1M
R30
6
F
22k
C305E
1000p
50
D301F
+40V
DG
U303E
2
6
1
DG
KX-NS5171X/SX MAIN BOARD No.1 2/2
R316H
910
T300G
1
2
4
5
6
7
10
9
8
T300H
1
2
4
5
6
7
10
9
8
R313H
22
R308G
10
k
ZNR301G
R310G
8.
2
D300G
+3.3V
R319G
2.2k
R325H
D300H
+40V
C300G
1u
50
Q300G
B
E
C
+40V
R304H
22k
DG
C323H
0.1u 50
R310H
8.
2
R303G
100k
+40V
U302H
2
6
1
C30
6
G
0.1u 1
6
C303H
1u
16
PT_POW[7]
C300H
1u
50
DG
R300H
1M
C302H
1u
16
C305H
1000p
50
DG
DG
R314H
22
C305G
1000p
50
U301H
47k
47k
5
3
4
DG
R31
2
H
27
0
R316G
910
DG
R30
7
H 5
6
R309G
10
k
C324H
0.1u 50
R315H
910
U301H
47k
47k
2
6
1
U302H
5
3
4
U301G
47k
47k
5
3
4
U303G
2
6
1
C30
6
H
0.1u 1
6
R303H
100k
ZNR300H
DG
U300GH
2
6
1
DG
R309H
10
k
D301G
R304G
22k
FG
R301G
150
k
R325G
U303H
2
6
1
R315G
910
U302G
5
3
4
C301H
1u
10
Q300H
B
E
C
R302H
10k
1
2
3
6
7
8
R3
22
G
2
.2k
ZNR301H
U303H
5
3
4
U301G
47k
47k
2
6
1
DG
+3.3V
R302G
10k
1
2
3
6
7
8
R305G
22k
R318H
1.5k
DG
R300G
1M
D303G
ZNR300G
PT_CUR[7]
R326G
DG
PT_CUR[6]
DG
D301H
U303G
5
3
4
DG
R318G
1.5k
R308H
10
k
DG
C323G
0.1u 50
C324G
0.1u 50
R326H
+3.3V
C303G
1u
16
R305H
22k
R317H
1.5k
1k
1k
1k
1k
1k
1k
1k
1k
C301G
1u
10
R319H
2.2k
R31
2
G
27
0
R317G
1.5k
R311H 22
R30
7
G 5
6
U302G
2
6
1
C304G
1000p
50
R30
6
G
22k
DG
U300GH
5
3
4
DG
R3
22
H
2
.2k
R311G 22
R30
6
H
22k
C302G
1u
16
C304H
1000p
50
DG
PT_POW[6]
FG
R313G
22
DG
R314G
22
+3.3V
R301H
150
k
DTH[4]
DR[4]
DTL[4]
DTH[5]
DR[5]
DTL[5]
DTH[6]
DR[6]
DTL[6]
DTH[7]
DR[7]
DTL[7]
F
E
H
G
4
5
4
5
4
5
4
5
20
KX-NS5171X/KX-NS5171SX/KX-NS5172X/KX-NS5172SX
10.1.2.
No.2
1
2
C
E
B
A
D
F
3
6
4
2
5
G
H
R313I
22
NC
C305I
1000p
50
NC
R317I
1.5k NC
U301J
47k
47k
NC
5
3
4
+3.3V
R301
J
150
k
NC
C300
J
1u
50
NC
R308I
10
k
NC
R308
J
10
k
NC
R31
2
I
27
0
NC
C301I
1u
10
NC
U302I
NC
5
3
4
ZNR300I
NC
C302J
1u
16
NC
DG
DG
U302J
NC
2
6
1
U303J NC
2
6
1
U301J
47k
47k
NC
2
6
1
Q300I
NC
B
E
C
R305I
22k
NC
+3.3V
C304J
1000p
50
NC
R30
7J
5
6
NC
DG
R31
2J
27
0
NC
R302I
10k
NC
1
2
3
4
6
5
4
5
4
5
4
5
7
8
R301I
150
k
NC
R314I
22
NC
R326I
NC
C324I
0.1u 50
NC
Q300J
NC
B
E
C
U303I NC
5
3
4
R316J
910
NC
C302I
1u
16
NC
C324J
0.1u 50
NC
R300I
1M
NC
C305J
1000p
50
NC
R30
6J
22k
NC
+40V
R302J
10k
NC
1
2
3
6
7
8
DG
U302J
NC
5
3
4
T300I NC
1
2
4
5
6
7
10
9
8
R319J
2.2k
NC
R315I
910
NC
R300
J
1M
NC
R30
6
I
22k
NC
DG
U301I
47k
47k
NC
5
3
4
R315J
910
NC
DG
R30
7
I 5
6
NC
C304I
1000p
50
NC
U303J
NC
5
3
4
+3.3V
R319I
2.2k
NC
R317J
1.5k NC
R309
J
10
k
NC
T300J
NC
1
2
4
5
6
7
10
9
8
C301
J
1u
10
NC
R305
J
22k
NC
D301
J
NC
R310I
8.
2
NC
+40V
DG
DG
DG
R318J
1.5k
NC
DG
JK300I
NC
8
7
6
5
4
3
2
1
FG
R304J
22k
NC
R3
22J
2
.2k
NC
C30
6J
0.1u
1
6
NC
R313J
22
NC
U300IJ
NC
5
3
4
DG
DG
C30
6
I
0.1u 1
6
NC
D300
J
NC
+40V
C303I
1u
16
NC
FG
ZNR300
J
NC
R325J
NC
R309I
10
k
NC
+3.3V
D300I
NC
R318I
1.5k
NC
D301I
NC
R310
J
8.
2
NC
C303J
1u
16
NC
DG
DG
C323J
0.1u 50
NC
DG
R303I
100k
NC
D303I
NC
R311J 22
NC
R303J
100k
NC
DG
R325I
1k
1k
1k
1k
1k
1k
1k
1k
NC
C323I
0.1u 50
NC
R316I
910
NC
ZNR301
J
NC
DG
R3
22
I
2
.2k
NC
R314J
22
NC
C300I
1u
50
NC
R326J
NC
U302I
NC
2
6
1
R304I
22k
NC
ZNR301I
NC
U300IJ
NC
2
6
1
R311I 22
NC
DG
U303I NC
2
6
1
U301I
47k
47k
NC
2
6
1
R308L
10
k
NC
U303K NC
2
6
1
R302K
10k
NC
1
2
3
6
7
7
8
C300K
1u
50
NC
C324L
0.1u 50
NC
C301L
1u
10
NC
R30
6
K
22k
NC
R30
7
K 5
6
NC
ZNR301K
NC
DG
U301L
47k
47k
NC
5
3
4
+40V
R3
22
K
2
.2k
NC
R300K
1M
NC
C300L
1u
50
NC
DG
R304K
22k
NC
R3
22
L
2
.2k
NC
R311L 22
NC
+3.3V
R326K
NC
U302L
NC
2
6
1
DG
ZNR301L
NC
U300KL
NC
5
3
4
+3.3V
DG
D303K
NC
DG
R317L
1.5k NC
U301L
47k
47k
NC
2
6
1
R316K
910
NC
D301L
NC
DG
U303L NC
5
3
4
C302L
1u
16
NC
U301K
47k
47k
NC
2
6
1
+3.3V
T300K NC
1
2
4
5
6
7
10
9
8
R305K
22k
NC
R303K
100k
NC
ZNR300L
NC
+40V
DG
R301L
150
k
NC
D300L
NC
C303K
1u
16
NC
R314L
22
NC
R305L
22k
NC
R310K
8.
2
NC
DG
R316L
910
NC
U300KL
NC
2
6
1
R301K
150
k
NC
D301K
NC
C304K
1000p
50
NC
R311K 22
NC
R315K
910
NC
C301K
1u
10
NC
D300K
NC
DG
C30
6
L
0.1u 1
6
NC
R303L
100k
NC
R304L
22k
NC
C302K
1u
16
NC
+3.3V
R309L
10
k
NC
U302L
NC
5
3
4
R318L
1.5k
NC
R302L
10k
NC
1
2
3
6
7
8
R30
7
L 5
6
NC
R325L
NC
DG
DG
R326L
NC
C324K
0.1u 50
NC
U302K
NC
2
6
1
R319K
2.2k
NC
R317K
1.5k NC
R31
2
K
27
0
NC
+40V
DG
R319L
2.2k
NC
Q300K
NC
B
E
C
R315L
910
NC
DG
R313L
22
NC
R300L
1M
NC
U301K
47k
47k
NC
5
3
4
FG
DG
R310L
8.
2
NC
U303L NC
2
6
1
R308K
10
k
NC
DG
R30
6
L
22k
NC
Q300L
NC
B
E
C
C304L
1000p
50
NC
R309K
10
k
NC
C30
6
K
0.1u 1
6
NC
U302K
NC
5
3
4
DG
C323L
0.1u 50
NC
R313K
22
NC
DG
DG
C323K
0.1u 50
NC
R314K
22
NC
C305L
1000p
50
NC
FG
T300L NC
1
2
4
5
6
7
10
9
8
R325K
NC
C303L
1u
16
NC
C305K
1000p
50
NC
U303K NC
5
3
4
R318K
1.5k
NC
ZNR300K
NC
R31
2
L
27
0
NC
PT_CUR[8]
PT_POW[8]
DR[8]
DTH[8]
DTL[8]
PT_CUR[9]
PT_POW[9]
PT_CUR[10]
PT_POW[10]
PT_CUR[11]
PT_POW[11]
DR[9]
DTH[9]
DTL[9]
DR[10]
DTH[10]
DTL[10]
DR[11]
DTH[11]
DTL[11]
I
J
K
L
300
KX-NS5171X/SX MAIN BOARD No.2 1/2
Click on the first or last page to see other KX-NS5171XSX / KX-NS5172XSX service manuals if exist.