Panasonic KX-NS520UC Service Manual ▷ View online
41
KX-NS520UC
11.3. Terminal Guide of the ICs, Transistors and Diodes
11.3.1.
Mother Board
1
10
20
11
C1CB00003834
1
4
5
3
C0DBAYY01692
C1ZBZ0005171
C1ZBZ0005172
C1ZBZ0005172
C0JBAZ002713
C0JBAB000551
B1ABGE000014
B1ADGE000012
B0ADDH000005
B0ADDH000005
DMG504010R
B1CFRM000027
B1CHRE000013
B1CHRE000013
B0ACDM000005
DA2J10100L
DZ2J100M0L
DZ2J051M0L
DZ2J062M0L
DZ2J051M0L
DZ2J062M0L
B0ECKP000047
1
5
8
4
B
E
C
Cathode
Anode
62
1
15
16
30
31
45
46
100
1
25
26
50
51
75
76
42
KX-NS520UC
11.3.2.
CPU Board
&'%<<
&$%7<
&'%(<<
&=%=
&-%$%
31:,168&
&-%$$
&-%$=
&'%$<<
&-%$$
&'%=<<
&'%$<<
&'%$<<
&'%$<<
'0*5
%&+5(
%=%=
'=-0/
'=-0/
'=-0/
'$-(/
%$*%
A1
V18
V1
A18
T1
A1
T9
A9
A1
T16
T1
A16
1
24
48
25
1
10
11
20
1
7
8
14
&DWKRGH
$QRGH
&DWKRGH
$QRGH
1
2
3
&=%=
&=%=
&=%=
43
KX-NS520UC
11.3.3.
Power Supply Board
44
KX-NS520UC
12 Schematic Diagram
12.1. Mother Board
12.1.1.
No.1
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
C
E
B
A
D
F
3
6
4
2
5
7
G
H
VOUT[0]
SHNT[0]
SHNT[0]
REVDET[0]
REVDET[1]
BELL[1]
VIN[1]
VIN[0]
SHUNT[1]
SHUNT[1]
VOUT[1]
VH1
C105
A
0.4
7
u1
6
NC
SFGA
ZNR105
A
@
ma
x
V
NC
DG
VH1
RL101A
NC
3
2
4
1
C112A
0.1u 50
NC
TH100A
NC
D101A
NC
DG
D109A
NC
1
3
2
R106A
1.2k
NC
C10
2A
22
0p
1000
NC
C103
A
0.4
7
u1
6
NC
PF_RA
R103
A2
2
NC
R101
A
NC
RL100A
NC
1
2
4
3
PF_TA
R117A
680
NC
ZNR100
A
NC
D103A
NC
NC
DG
R110A
680
R116A
8.2k
NC
R10
2A
6
8
k
R104A NC
DG
R109
A6
8
k
DG
+3.3V
R115A
100
NC
VA100A
NC
2
1
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
JK100A
8
7
6
5
4
3
2
1
SA
100
A
NC
2
13
D110
A
NC
Q100A
NC
R113A
15k
NC
PC100A
NC
1
2
3
4
PC101
A
NC
1
2
3
4
PC103A
NC
1
2
3
4
D104A
NC
1
3
4
2
T100A
NC
3
1
2
4
5
5
VH1
IC100A
NC
5
6
7
IC100A
NC
3
2
1
IC100A
NC
4
VEE
8
VCC
IC102A
NC
3
2
1
IC102A
NC
5
6
7
IC102A
NC
4
VEE
8
VCC
VH2
VH1
R1
2
8
A
22
0
k
NC
C114
A
1u
1
6
NC
R1
2
9
A
22
0
k
NC
DG
+15V
+15V
C115
A
0.1u
2
5
NC
DG
+15V
DG
A
L
2A
NC
SFGA
FG
C105B
0.4
7
u1
6
NC
ZNR105B
@
ma
x
V
NC
+3.3V
R116B
8.2k
NC
R115B
100
NC
R117B
680
NC
PF_TB
D110B
NC
R104B
NC
D109B
NC
1
3
2
SFGA
R106B
1.2k
NC
PF_RB
C112B
0.1u 50
NC
R113B
15k
NC
RL101B
NC
3
4
+3.3V
D104B
NC
1
1
3
3
4
2
2
2
PC103B
NC
1
1
2
3
4
+3.3V
RL100B
NC
1
4
T100B
NC
3
4
5
6
5
6
C103B
0.4
7
u1
6
NC
C113B
0.1u 50
NC
DG
DG
R109B
6
8
k
DG
D103B
NC
TH100B
NC
VH2
PC101B NC
1
2
3
2
3
4
DG
+3.3V
PC100B
NC
1
4
VH2
R103B
22
NC
DG
ZN R100B
NC
R110B
680
NC
SA
100B
NC
2
DG
Q100B
NC
R10
2
6
8
k
+3.3V
C10
2
B
22
0p
1000
NC
IC100B
NC
4
VEE
8
VCC
+15V
R101B
NC
D101B
NC
+3.3V
VA100B
NC
2
1
C104B
0.4
7
u
2
50
NC
C104
A
0.4
7
u
2
50
NC
R108
A
22k
NC
R108B
22k
NC
FG
DG
C108
A
NC
J102
0
NC
C140
1u
J100
NC
R1
27A
0
NC
R119
A
1.
2k
NC
R1
2
0
A
1.
2k
NC
R123A
1.2k
NC
R1
2
1
A
100
k
NC
R118A
100k
NC
R125A
330k
NC
R126A
56k
NC
C120A
NC
C1
21
A
NC
R13
2A
0
NC
R133A
0 NC
C113A
0.1u 50
NC
R118B
100k
NC
R119B
1.
2k
NC
IC100B
NC
3
2
1
R1
2
1B
100
k
NC
C120B
NC
R123B
1.2k
NC
VH2
R1
2
0B
1.
2k
NC
C108B
NC
C1
2
1B
NC
R125B
330k
NC
R1
27
B0
NC
R13
2
B
0
NC
IC100B
NC
5
6
7
R133B
0 NC
R126B
56k
NC
FG
C110A
56p
50
NC
C109A
56p
50
NC
C110B
56p
50
NC
C109B
56p
50
NC
R124A
100k
NC
R122A
100k
NC
R124B
100k
NC
R122B
100k
NC
+3.3V
R171A
1k
NC
+3.3V
R171B
1k
1k
NC
C111A
22p
50
NC
C111B
22p
50
NC
C138A
100p
100p
50
NC
C139A
100p
50
NC
C140A
NC
C141A
NC
C138B
100p
100p
50
NC
C139B
100p
50
NC
J100A
0
J100B
0
L100A
NC
1
4
2
3
L100B
NC
1
1
4
2
3
3
R11
2A
39
NC
R11
2
B3
9
NC
C14
2A
1000p
50
NC
DG
DG
C143
A
1000p
50
NC
C131
1000p
C130
1000p
C10
6A
10u
50
NC
C10
6
B
10u
50
NC
C10
7
B
4.
7
u
50
NC
C145B
4.
7
u
50
NC
C10
7A
4.
7
u
NC
C145
A
4.
7
u
50
NC
A
B
1
2
KX-NS520UC MOTHER BOARD No.1 1/2
(2)
(1)
(3)
(4)
(5)
(6)
(7)
(10)
(9)
(8)
(11)
(12)
(14)
(15)
(16)
(13)
Click on the first or last page to see other KX-NS520UC service manuals if exist.