Panasonic KX-TCD450 Series - Page 91

C58
K0.068
POWER_KEY
C21D10P
56KR18
D10P
C66
D10P
C25
33
R4
IC4
1
CD
2
FC2
3
FC1
4
VIN
5
VO1
6
VCC
7
GND
8
VO2
K1.0
C10
220KR2
K0.1C36
D10P
C65
K0.1 C13
K0.1
C8
D10P
C29
MIC
K0.47
C55
D10PC27
K2.2
C60
SP+
JACK
1
GND
2
MIC1
3
MIC2
4
SP2
5
SP1
D10P
C26
22
R27
D10P
C34
K1500PC24
68K
R17
K0.1
C12
D10P
C23
D10PC68
D10P
C67
33
R5
D10P
C61
D10P
C41
D10P
C62
L4
0
D10P
C19
D10P
C38
D10P
C20
22
R28
470
R21
C15
K0.1
D10P
C17
C14
K0.1
470
R8
470
R24
D10PC22
10K
R31
C57 K0.01 C49 K1.0
C3
K0.068
C56
K0.1
C59
K0.1
L54.7u
R410 33
C407
NC
C54
NC
C111
J33P
C7
J27P
C6
C3P
A1
C404
NC
2.2K
R1
C421
NC
C420
NC
C403
C2P
C401 D10P C402 K1.0
R411 2.2
C405
K4.7
C408
K4.7
C409 C2P
C422
C2P
C423
C2P
SP-
REV-
REV+
TP11
D20
C51
NC
POWER_ON
POWER_PM
R30
NC
4.7V(M)
D7
4.7V(M)
D9
100K
R19
100K
R20
C18
6.3V4.7
IC10
ALPS_RF_UGSE6
5 RSSI
6 VCC_OC
7 GND
8 SYCL
9 SYDA
10 SYEN
11 GND
12 RXDSG
13 SYRI 14 GND 15 GND 16 GND 17 GND
18GND
19GND
20RXDA
21GND
22GND
23GND
24PSEL
25PAON
26GND
27VCC_PA
28GND
29GND 30GND 31GND 32GND 33RF1 34GND
GND
1
2
3
TXDA4
K2.2 C11
4.7 R12
C424
NC
X1
10.368M
C35
6.3V10u
C70
J68P
MCLK
NCC71
D19
TP15
SYDA
SYEN
TXDA
SYCL
SYRI
RSSI
DRON
PSEL
RXDA
RXDSG
MI C
RECIEVER
HEADSET JACK
SPEAKER
AMP
+
-
+
-
J13
J12
GND
GND
400 s typically
2.5V
0.5V
0V
RX - DATA
TX - DATA
Frequency 10.368MHz
1V
TX-AF
RX-AF
1.2V DC IN TALK MODE
SPEAKER PHONE RX
BELL Signal
(1)
(2)
(3)
(4)
(5)
(10)
(11)
(12)
(6)
(7)
(8)
(9)
(13)
(26)
~
(27)
(30)
(31)
~
KX-A145RUM/RUT SCHEMATIC DIAGRAM (HANDSET)
91
KX-TCD450RUM / KX-A145RUM / KX-TCD450RUT / KX-A145RUT