Read Panasonic KX-NCP1174XJ (serv.man2) Service Manual online
41
KX-NCP1174XJ
KX-NCP1174
XJ
SCHEMATIC DIAGRAM No.3 (4/4)
4/4
(a)
(4)
(5)
(6)
(7)
(8)
+
-
-
+
-
-
TO
DTMFR[14]
VREF_C4
BELL[14]
RP
TP
DTMFR[15]
VREF_C4
BELL[15]
VOUT[15]
BELL[13]
BELL[14]
DTMFR[15]
EST[15]
HOOK[14]
EST[14]
VOUT[13]
BELL[15]
DTMFR[14]
VOUT[14]
EST[13]
HOOK[15]
DTMFR[13]
BELL1
BELL1
HOOK[14]
HOOK[15]
VOUT[14]
VOUT[15]
C273
50V/0.1
C274
50V/0.1
C275
50V/0.1
+15V
D203O
RL202O
6
7
5
RL202O
3
2
4
FG
C200O
50V/10u
+15V
D203P
RL202P
6
7
5
RL202P
3
2
4
FG
C200P
50V/10u
C202O
25V/4R7
C202P
25V/4R7
C201O
50V/10u
C201P
50V/10u
+5V
+5V
AG
AG
C204O
25V/0.1
C203O
50V/0.1
C204P
25V/0.1
C203P
50V/0.1
TP657
TP628
TP416P
TP649
TP410P
TP617
TP645
TP648
TP660
TP415O
TP646
TP403P
TP629
TP661
TP641
TP659
TP414P
TP408O
TP634
TP408P
TP631
TP636
TP403O
TP643
TP642
TP638
TP411O
TP630
TP639
TP411P
TP654
TP632
TP410O
TP658
TP615
TP637
TP402O
TP635
TP409P
TP656
TP416O
TP650
TP402P
TP652
TP640
TP417P
TP651
TP644
TP616
TP417O
TP647
TP415P
TP409O
TP414O
TP633
+5V
+5V
RA45
10K
1
2
3
4
5
6
7
8
6
7
8
RA46
10K
1
2
3
4
6
5
7
8
8
TP663
TP665
AG
AG
AG
AG
C280O
NC
C280P
NC
IC200P
1
DG
2
+5V
3
HOOK
4
A_OUT
5
R1
6
T1
7
A_IN
8
Vref
9
RING
10
BELL
11
RLY
12
+30V
13
AG
14
R0
15
T0
IC200O
1
DG
2
+5V
3
HOOK
4
A_OUT
5
R1
6
T1
7
A_IN
8
Vref
9
RING
10
BELL
11
RLY
12
+30V
13
AG
14
R0
15
T0
D205O
Vz5.6V
AG
D205P
Vz5.6V
AG
RL202O
1
8
RL202P
1
8
CLK
C_CS[3]
DCLK
FH
nRST
DHW
DOUT
BELL1
UHW
DIN
5
SB3_0
6
SO3_1
7
S03_0
15
INT34
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
9
SO4_1
8
S04_0
10
SB4_0
11
SB4_1
14
SI4_1
13
SI4_0
12
SB4_2
44
SB2_0
45
SB2_1
47
SI2_0
46
SB2_2
43
SO2_1
42
S02_0
33
CHCLK1
16
CHCLK2
28
TCB
27
DRA
26
DXA
25
TCA
53
Vout2
55
Vin2
60
Vout3
58
Vin3
62
Vout4
64
Vin4
R281
100
R202O
33K
R203O
1K 1W
R280
100
R202P
33K
R203P
1K 1W
ZNR20O
56V
ZNR23O
56V
ZNR20P
56V
ZNR23P
56V
ZNR21O
33V
ZNR21P
33V
+40V
+40V
55
53
51
49
56
54
50
57
64
62
59
58
61
CN102
60
CN102
52
R204O
150
R205O
150
R204P
150
R205P
150
O
P
b
m
b
m
b
m
b
m
EST[8-15]
DTMFR[8-15]
F
E
H
G
78
11
10
9
001:10D;001:3G;002:7A;002:1A;003:7A
001:5B
001:5A;002:7B;002:1B;003:7B
001:4G;002:7A;002:1A;003:7A
001:4G;002:7A;002:1A;003:7A;004:10C;005:7D
001:3G;002:7A;002:1A;003:7A
001:
5A;002:7B;002:1
B
;003
:7
B
001
:12B;003:2A;003:2A
001:3G;002:7A;002:1A;003:7A;005:7D
001:6B
;002:7B;002:1B;0
03:7B
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