Panasonic KX-TCD510RUM Service Manual page 96

KX-TCD510RUM / KX-TCD510RUT / KX-TCD510RUV / KX-TCD512RUM / KX-TCD512RUT / KX-TCD512RUV
36 SCHEMATIC DIAGRAM (BASE UNIT)
TP4
TP7
CN1
TEL_JACK
1
J1
2
(21-25)
3
4
5
6
J2
(21-25)
J3
(21-25)
J4
(21-25)
TP5
CN2
+5.5V
DC_JACK
7.8V
- 2
1
+ 1 VIN
D1
3
ADJ
TP9
2.9V
Charge Current
Charge Terminal
TP11
R4
22
R5
22
NC
R6
IC7
AD16
AD15
1 48
A15 A16
AD14 2 47
0V
A14 NC
AD13 3
46
A13 VSS
AD12 4
45
A12 DQ15
AD11 5 44
A11 DQ7
AD10 6
43
A10 DQ14
AD9 7 42
A9 DQ6
AD8 8
41
A8 DQ13
9 40
NC DQ5
10 39
NC DQ12
11 38
WE DQ4
12 37 3.1V
NC VD D
13 36
NC DQ11
14 35
NC DQ3
15 34
NC DQ10
16 33
NC DQ2
AD17
17 32
A17 DQ9
AD7 18 31
A7 DQ1
AD6
19 A6 30
DQ8
AD5 20 29
A5 DQ0
AD4
21 A4 28
OE
AD3 22 A3 27
0V
VSS
AD2
23 A2 CE 26
AD1 24 A1 25 AD0
A0
: No Components
L6 33u
SA1
L7 33u
J5
J8
N.M. N.M.
OPTION4
RLY1
9
8
7
N.M.
2
3
4
1 10
D2
N.M.
Q1
N.M.
4.0V DC
3.0V DC
+4.0V
IC1 3.9V
TP14
2
VOUT
4
VOUT
3.9V
0.1u
IC6
C66
1 44
Vss Vcc
CLE
2 43
CLE CE
ALE
3 ALE 42
RE
4 41
WE R/B
5 40
WP GND
WE
6 39
N.C N.C
7 38
N.C N.C
8 37
N.C N.C
9 36
N.C
N.C
10 35
N.C
N.C
DAB15
11 34
DAB7
DAB14
12 33
DAB6
DAB13
13 32
N.C N.C
DAB5
DAB12
14 31
N.C N.C
DAB4
15 30
N.C N.C
DAB11
DAB3
16 29
N.C N.C
DAB10
DAB2
17 28
N.C N.C
DAB9
DAB1 DAB0 18 27 DAB7
I/O0 I/O7
DAB8
DAB6
DAB0 DAB1 19 26
I/O1 I/O6
RE
DAB5
DAB2 20 I/O2 25
I/O5
ACS0
DAB4
DAB3 21 24
I/O3 I/O4
22 23
Vss Vcc
Line Voltage
48V DC (When ON-Hook)
10V DC (When OFF-Hook)
TP21
(21-25)
TP20
R82
0
C81
NC
L2
NC
TP19
R106 C101
27k
6800p
C12 22n/500V
22k
R16 RX_AF (When ON-Hook)
C13 22n/500V
R17 22k
Caller ID, Bell Signal
R107 C102
R67
27k 6800p
2.7M
R68
2.7M
TP22
1.8V DC
+3.0V +1.8V
TP15
P3[6]
R/B
Q13
WE
IC8
1 8
1A VCC
2 7
1B 1Y
RE
3 6
2Y 2B
ACS1
4 5
GND 2A
96
10V DC (When OFF-Hook)
0V DC (When ON-Hook)
TP24
Q4
D3
R23
100K
R25
2.7K
Q5
2.2K
C18
3300P R28
10K
R26
N.M.
R79
NC
Q12
0V (When ON-Hook)
+0.7V (When OFF-Hook)
Bell Signal
R27
5.6K
C22
560p
R22
5K6
C17
R32 100R
560p
C20 R29
0.1u 100R
R24
100R
Caller ID at ON-HOOK
TP49
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(19)
(20)
(21)
(22)
(23)
(24)