Panasonic KX-TG9471B

81
KX-TG9471B/KX-TG9472B/KX-TGA939T
D7
D14
D6
D10
LINE2_BELL_DET
LINE1_CID
LINE1_BELL_DET
D15
A16
FLASH_CS*
A0
READ*
LINE2_ADC
D13
D5
D12
D4
D11
D3 D2 D9 D1 D8 D0
USB_RESET
USB_Sus
CN301
DC_Jack
2 1
DC-GND
TP4V
UTX
URX
GND
+3.0V
C321 330u
C314 1u
C303
10n
+2.5V
OUTPUT
TP+2.5V
IC171
1
AOUT
2
A-IN
3
A+IN
4
GND
5
B+IN
6
B-IN
7
BOUT
8
V+
C322
1u
+3.0V
C271 NC
C171
NC
DC-IN(6.5V)
C563 100p
C562 100p
C561 100n
F301
3A
+3.0V
C174 1u
C173 10u
+6.5V
OUTPUT
C342 1u
JTAG
C301
100u
16
IC341
3
IN
2
OUT1
1
ADJ
4
OUT2
R341
150
+4.0V
OUTPUT
IC321
3
IN
2
OUT1
1
ADJ
4
OUT2
R322
330
R321 330
+3.3V
OUTPUT
C332 1u
TP+3.3
C331 1u
L961
L962
RA571 100
1 2 3 4
6 7 8
RA572 100
1 2 3 45
5 6 7 8
RA573 100
1 2 3 4
6 7 8
RA574 100
1 2 3 4
5 5 6 7 8
IC331
3
IN
2
OUT1
1
ADJ
4
OUT2
R963
200
R964 330
C341 1u
R593 1k R591 100
R596
1k
C312
NC
C302
100p
C313 100p
C272
0.1u
C172
0.1u
R271 27k
R171
27k
R172
100k
R272 100k
R273
10k
R173
10k
R275
22k
R175
22k
R274
27k
R276
4.7k
R176
4.7k
R174 27k
L965 L964
L963
C901
4.7u
50
IC904
1 23
4
IC905
1 23
4
4
3.45V
OUTPUT
R966 4.7k
3.45V
C902
0.1u
C903
1u
10
C904 4.7u 6.3V
R967
390
C905
100p
3.45V
C906
1000p
R968
100
R969
910
+3.0V
Q774
R970
12k
3.45V
R9711k
3.45V
R972 330
+3.0V
C907
0.1u
+3.0V
3.45V
USB_GND
USB_D+
USB_D-
USB_V
C909
330p
50
IC906
1
IO1
2
GND
4
IO3
5
VDD
3
IO2
6
IO4
R976
2.2k
+3.0V
R973
270
R975
1.8k
R974
1.8k
IC902
1 3
6 5
IC903
1 34
6 5
IC901
1
RI
2
GND1
7
REGIN
3
D+
4
D-
5
VIO
6
VDD
8
VBUS
9
*RST
10
NC
11
GPIO.3
12
GPIO.2
13
GPIO.1
14
GPIO.0
15
*SUSPEND
16
VPP
17
SUSPEND
18
CTS
25
GND2
24
DCD
23
DTR
22
DSR
21
TXD
20
RXD
19
RTS
R592 270
Q902
R598
39k
C910 100p
R977 15k
C386 100u
R342
330
R978
100
CN901
1 2 3 4 5
89
67
C908
1u
(8) (9)
(10)(11) (12)(13)(14)
(15)
(r) (q) (s) (u) (t) (v)
(16) (17) (18) (20)(19)
KX-TG9471/9472 SCHEMATIC DIAGRAM (Base Unit_Main) (4/4)
NC: No Components
4/4