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IC6
C66
1
44
Vss
Vcc
CLE
2
43
CLE
CE
+3.2V
ALE
3
42
ALE
RE
4
41
WE
R/B
5
40
WP
GND
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
11
34
12
33
13
32
N.C
N.C
14
31
N.C
N.C
15
30
N.C
N.C
16
29
N.C
N.C
17
28
N.C
N.C
DAB0
18
27
I/O0
I/O7
DAB1
19
26
I/O1
I/O6
DAB2
20
25
I/O2
I/O5
DAB3
21
24
I/O3
I/O4
22
23
Vss
Vcc
N.M.
(1)
(2)
(3)
(4)
+3.2A
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(19)
(20)
N.M.
+3.2V
AD17
IC8
AD16
ACS1
AD15
1
8
1A
VCC
AD14
WRN
AD13
2
7
1B
1Y
AD12
AD11
3
6
2Y
2B
AD10
AD9
4
5
GND
2A
N.M.
+3.2V
AD18
AD8
AD7
AD6
AD5
AD4
DAB7
AD3
Q13 N.M.
AD2
DAB6
DAB5
AD1
DAB4
+3.2V
+3.2V
+3.2V
IC7
1
48
A15
A16
2
47
A14
NC
3
46
A13
VSS
0V
DAB15
4
45
A12
DQ15
DAB7
5
44
A11
DQ7
DAB14
6
43
A10
DQ14
DAB6
+3.2V
7
42
A9
DQ6
DAB13
8
41
A8
DQ13
DAB5
9
40
NC
DQ5
DAB12
10
39
NC
DQ12
DAB4
11
38
WE
DQ4
12
37
3.2V
NC
VDD
DAB11
13
36
NC
DQ11
DAB3
14
35
NC
DQ3
DAB10
15
34
NC
DQ10
DAB2
16
33
NC
DQ2
DAB9
17
32
A17
DQ9
DAB1
18
31
A7
DQ1
DAB8
19
30
A6
DQ8
DAB0
20
29
A5
DQ0
21 A4
28
OE
22 A3
27
VSS
0V
23 A2
26
CE
24 A1
25
A0
SP Phone_TX
Audio
Handset RX
Handset RX
Audio
Audio
Tone
Tone
C303
100p
R290
18K
+4.0BV
OUT
-IN
4
3
V-
2
V+
+IN
5
1
IC15
R84
1K
R64
1K
R55
1K
SP Phone_RX
Audio
Tone
10.368MHz burst
RX-DATA
KX-TCD530SLM: SCHEMATIC DIAGRAM (BASE UNIT)
IC12
TP110
1
20
Vcc
OE
3.2V
DAB15
2
19
Q0
D0
D200
DAB7
3
18
ROW0
Q1
D1
DAB14
4
17
D2
Q2
D201
DAB6
5
16
ROW1
Q3
D3
DAB13
6
15
Q4
D4
D202
DAB5
ROW2
7
14
Q5
D5
D203
DAB12
ROW3
8
13
Q6
D6
D204
DAB4
9
12
ROW4
Q7
D7
10
11
0V
CK
GND
IC13
1
20
OE
Vcc
3.2V
D205
DAB11
ROW5
2
19
D0
Q0
DAB3
CS
3
18
D1
Q1
DAB10
RES
4
17
D2
Q2
DAB2
LED4
5
16
D3
Q3
DAB9
LED3
6
15
D4
Q4
DAB1
LED2
7
14
D5
Q5
DAB8
8
13
D6
Q6
DAB0
LED5
9
12
D7
Q7
10
11
0V
GND
CK
Handset TX
Audio
R285
C295
R283
0.1u
1K
10K
R286
C296
R284
10K
0.1u
1K
C305
+4.0BV
0.1u
R287
R288
100K
100K
IC10
1
8
CD
Vout2
2
7
+Vref
GND
3
6
+Vin
V+
4
5
-Vin
Vout1
C223
220p
C225
R223
R220
120K
0.1u
39K
TP47
TX-DATA
TP39
TP46
TP45
C82 2p
+4.0AV
C58
TP44
10p
N.M.
C62
12 RXDSG
GND
34
13 SYRI
RF1
33
1N8
14
GND
GND
32
RFM1
15
GND
GND
31
GND
16
GND
30
GND
17
GND
29
TP50
C83
+4.0AV
N.M.
C71
2p
C73
4.7u
+3.2V
+3.2V
+3.2V +3.2A
+3.2A
TP60
MIC1
R281
R265
0
33R
+3.2A
+4.0BV
R282
HANDSET
33R
CN10
TP100
1
1 SP+(GREEN)
TP101
1
2 SP-(YELLOW)
TP102
1
3 MIC+(BLACK)
TP103
1
4 MIC-(RED)
HANDSETJACK
TP104
1
JTIO
TP105
1
URX
TP106
1
UTX
TP107
GND
1
C271
+4.0BV
220u/10V
TP109
1
SP-
TP108
SP+
1
C59
C57
ANT1
1
10p
C2P
C86
C85
R91
N.M.
180R
R92
180R
C64
C323
ANT2
1
6p
0
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