Panasonic KX-TCA151AXM Service Manual page 109

IC6
C66
1 44
Vss Vcc
N.M.
CLE 2 43
CLE CE
3 42
+3.2V ALE
ALE RE
4 41
WE R/B
5 40
WP GND
6 39
N.C N.C
7 38
N.C N.C
ACS1
8 37
N.C N.C
WRN
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
18 27
DAB0 DAB7
I/O0 I/O7
19 26
DAB1 DAB6
I/O1 I/O6
DAB2 20 25 DAB5
I/O2 I/O5
21 24
DAB3 DAB4
I/O3 I/O4
22 23
Vss Vcc
N.M.
(1)
(2)
(3)
(4)
+3.2A
+3.2V
(5)
(6)
+3.2V
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(19)
+3.2V
AD17
IC7
IC8
AD16 1 A15 48
A16
1
8 AD15 2 A14 47
1A VCC NC
AD14 3 A13 0V 46
VSS
2
7 AD13 4 A12 45
1B 1Y DQ15
AD12 5 A11 44
DQ7
3
6 AD11 6 A10 43
2Y 2B DQ14
AD10 7 A9 42
DQ6
4
5 AD9 8 A8 41
GND 2A DQ13
9 NC 40
DQ5
10 NC 39
N.M.
DQ12
11 WE 38
DQ4
12 NC 37
3.2V
VDD
+3.2V 13 NC 36
DQ11
14 NC 35
DQ3
15 NC 34
DQ10
16 NC 33
DQ2
AD18 17 A17 32
DQ9
AD8 18 A7 31
DQ1
AD7 19 A6 30
DQ8
AD6 20 A5 29
DQ0
AD5 21 A4 28
OE
AD4 22 A3 27
0V
VSS
Q13
AD3 23 A2 CE 26
AD2 24 A1 A0 25
N.M.
AD1
+3.2V
10.368MHz burst
IC12
1 OE 20
3.2V Vcc
2 D0
DAB15 19
Q0
DAB7 3 18
D1 Q1
DAB14 4 17
D2 Q2
5
DAB15 DAB6 16
D3 Q3
DAB7
DAB14 DAB13 6 15
D4 Q4
DAB6
+3.2V
7
DAB13 DAB5 14
D5 Q5
DAB5
DAB12 DAB12 8 13
D6 Q6
DAB4
DAB4 9 12
D7 Q7
DAB11
10
DAB3 11
GND 0V CK
DAB10
DAB2
DAB9 IC13
DAB1
DAB8 1 20
OE Vcc
DAB0 3.2V
DAB11 2 19
D0 Q0
3
DAB3 18
D1 Q1
DAB10 4 17
D2 Q2
DAB2 5 16
D3 Q3
DAB9 6 15
D4 Q4
DAB1 7 14
D5 Q5
8
DAB8 13
D6 Q6
DAB0 9 D7 12
Q7
10 11
GND 0V CK
SP Phone_TX
Audio
Handset RX Handset RX
Audio Audio
Tone Tone
Handset TX
C303
Audio
100p
R290
18K
R285 C295
+4.0BV
4 OUT -IN
3
10K 0.1u
V-
2
R286 C296
5 V+ +IN
1
C305 10K
0.1u
+4.0BV
IC15
R287
0.1u
100K
R288 100K
R84 1K
R64 1K
R55 1K
C225
R223
0.1u 39K
SP Phone_RX
Audio
Tone
TP39
TP46
TP45
C82
2p
TP44
12 RXDSG
13 SYRI
14 GND
RFM1
15 GND
16 GND
17 GND
C83
N.M. C71
2p
RX-DATA
C73
4.7u
KX-TCD530AXM: SCHEMATIC DIAGRAM (BASE UNIT) Main
109
KX-TCD530AXM / KX-TCA151AXM
TP110 +3.2V
D200
ROW0
D201
ROW1
D202
ROW2
D203
ROW3
D204
ROW4
+3.2V
D205
ROW5
CS
RES
LED4
LED3
LED2
LED5
+3.2V +3.2A
+3.2A
TP60
MIC1
R281 R265
0 33R
+3.2A +4.0BV
R282
HANDSET
33R
TP100
1
R283
TP101
1
1K TP102
1
R284
TP103
1
1K
TP104
TP105
TP106
TP107
IC10
C271
1 CD 8
Vout2
+4.0BV
220u/10V
2 +Vref 7
GND
TP109
3 +Vin 6
V+
4 -Vin 5
Vout1
TP108
C223 220p
R220
120K
TP47
TX-DATA
+4.0AV
C58 C59
C57
10p 10p
C2P
C86 C85
R91
N.M. N.M.
180R
C62
GND 34
33
RF1
GND 32 1N8
GND 31
R92
GND 30
GND 29
180R
TP50
C64
6p
+4.0AV
CN10
1 SP+(GREEN)
2 SP-(YELLOW)
3 MIC+(BLACK)
4 MIC-(RED)
HANDSETJACK
JTIO
1
1 URX
1 UTX
1 GND
1 SP-
1 SP+
ANT1
1
C323
ANT2
1
0