Read Panasonic KX-NCP1173XJ (serv.man2) Service Manual online
32
KX-NCP1173XJ
KX-NCP1173
XJ
SCHEMATIC DIAGRAM No.3 (3/4)
3/4
(a)
(b)
(7)
(8)
(9)
(10)
(11)
(12)
IC300
50
GNDA1
61
VDDA34
24
VDDD
52
VDDA12
54
GNDA2
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
59
GNDA3
63
GNDA4
21
GNDD
51
Vout1
49
Vin1
D2C
TC
RC
D1C
HOOK[2]
BELL[2]
DTH[2]
DTL[2]
DTMFR[2]
BELL[0]
DTMFR[0]
VOUT[2]
HOOK[1]
HOOK[0]
VOUT[0]
DR[2]
EST[0]
EST[1]
C308
C300
C310
C309
C313
C306
RA301
10k
SLTG
U2C
C7C
SLTG
U5C
ZNR2C
Q4C
C8C
PT_POW[2]
C54C
D2C
Q51C
D51C
IC302C
D1C
C3C
U2C
D3C
C6C
Q1C
PTG
C60C
D54C
PTG
PT_CUR[2]
C9C
D52C
C5C
IC302C
C11C
NC
PTG
C59C
PTG
D55C
Q52C
PTG
U1C
C56C
50V/10u
ZNR53C
U6CD
1
6
2
ZNR1C
L2C
U5C
C10C
NC
PTG
L1C
U52C
PTG
U4C
Q2C
U3C
ZNR51C
C55C
50V/10u
U3C
U4C
U1C
Q57C
PTG
C4C
RA1C
NC
PTG
Q53C
Q54C
C52C
ZNR52C
C51C
50V/4.7u
U52C
PTG
C53C
C302
IC301
C2C
C307
C312
50V/0.01
C311
10V/1u
D4C
Vz5.6V
L203C
L204C
T1C
RL52C
RL52C
RL52C
C61C
R69C
56K F
R1C
NC
R24C
NC
R4C
NC
R78C
NC
R61C
R74C
220
R3C
NC
R55C
6.8K
R59C
22
1/4W
R67C
300 F
R54C 6.8K
R6C
NC
R25C
NC
R5C
NC
R310
10K
R58C
12K
R56C
15K
R62C
R10C
NC
R2C
NC
R64C
47K
R9C
NC
R65C 100K F
R71C
100K F
R8C
NC
R66C 100K F
R12C
NC
R17C
NC
R23C
NC
R14C
NC
R68C
10K
R60C
22
1/4W
R13C
NC
R11C
NC
R51C
1K 1W
R7C
NC
R301
NC
R57C
12K
R21C
NC
R302
100K F
R70C
56K F
R27C
NC
R73C
100K F
R53C 56K
R15C
NC
R52C 33K
R72C
22
R26C
NC
R75C
22
R16C
10K
R18C
NC
R22C
NC
R63C
300 F
R300
NC
R311
10K
D56C
Vz47v
RA300
10k
C58C
6.3V/10u
C57C
6.3V/10u
b
m
b
m
+
-
C
D
C
B
A
7
68
11
10
9
50V/0.1u
16V/0.1u
50V/0.1u
50V/0.1u
DG
16V/1u
+5V
DG
+5V
50V/0.1u
+5V
1
2
3
4
2
3
4
5
6
7
8
+5V
+5V
4
3
5
NC
+5V
1
6
2
E
C
B
+40V
NC
+3.3V
25V/0.039u
E
C
B
1
2
+40V
1
2
3
4
8
NC
1
6
2
FG
NC
E
C
B
50V/68P
1
2
+40V
NC
DG
+5VPT
NC
5
6
7
50V/68P
1
2
1
2
+15VPT
E
C
B
DG
1
6
2
4
3
5
4
3
5
FG
1
6
2
E
C
B
4
3
5
1
6
2
4
3
5
4
3
5
E
C
B
NC
DG
4
3
2
1
8
7
6
5
+15V
E
C
B
E
C
B
50V/0.01u
1
6
2
50V/0.01u
50V/0.1u
AG
AG
AG
AG
AG
AG
AG
AG
AG
1
2
3
4
8
TP929
TP686C
TP635C
TP631C
TP706C
TP749C
TP715C
TP937
TP694C
TP921
TP639C
TP708C
TP780C
TP917
TP731C
TP664C
TP681C
TP755C
TP716C
TP765C
TP732C
TP709C
TP646C
TP629C
TP766C
TP697C
TP722C
TP616C
TP720C
TP777C
TP671C
TP650C
TP775C
TP675C
TP620C
TP754C
TP623C
TP624C
TP776C
TP922
TP696C
TP627C
TP643C
TP926
TP721C
TP674C
TP684C
TP753C
TP918
TP730C
TP935
TP659C
TP687C
TP925
TP712C
TP959
TP934
TP737C
TP660C
TP657C
TP692C
TP710C
TP661C
TP956
TP703C
TP666C
TP680C
TP743C
TP667C
TP653C
TP644C
TP745C
TP741C
18
23
20
17
22
19
24
21
NC
TP916
TP941
TP942
16V/0.22u
AG
TP773C
TP970C
TP971C
1
2
4
5
6
7
8
9
10
3
2
4
6
7
5
1
8
50V/22P
TP740C
TP733C
12
1
2
3
4
5
6
7
8
6
7
8
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