Schematic Diagram (Base Unit) - Panasonic KX-TG8200BXB Service Manual

KX-TG8200BXB/KX-TGA820BXB

12.2. Schematic Diagram (Base Unit)

R125 1
3.3 V
+3.3V
Q10 NC
+2.5V
+1.8V
10.368 MHz
2.5 V
0 V
R142
RFCLK
LE
SK
25 16
GPO8/PAOUTm
*LSR
26
15
LSRp VDDPA
27 14
GPO9/PAOUTp
MICh
28 13
*MIC AVD1
IC8
29
12
VREFm SPI_EN
30 11
Fin
SPI_CLK
VBUF
31 10
MICp SPI_DO
32
9
VREFp SPI_DI
33
R82
NC
NC
Beep/Bell signal
for TG7200/8200
C96 : 10p
NC: No Components
ANT_1
A_2
L7 1.5n
C122
ANT
NC
1
GND1 GND14
2
ANT2 TXPO-SET
3
VCCPA GND12
4
GND2 GND13
IC10
5
GND3 GND10
6
RF UNIT
VDD_ANA ANT1
7
VDD_DIG *RESET
8
GND4 GND9
9
SYRI TXDA
10
GND5 GND8
NC
+2.5V
R143
NC
+2.5V +1.8V +3.3V
SP- SP+
SP- SP+
C144
NC
TAM_RSTn
TAM_CSn
SPICLK
TAMIC_CSn SPIDO
SPICLK
SPIDI
SPIDI
SPIDO
NC
ANSWER_ON
R119
MESSAGE
KEY1
KEY0
ROW2
ROW1
ROW0
ANT_2
A_1
26 LOW_RAD
25
LOW_RAD
24
Q24
23
C
B
22
E
21 NC
R112
RESET
20
1k
19
TX DATA
18
R111
17
330
TDO
SIO
+2.5V
R144
NC
RX DATA
IC11
+3.3V
1 8
SI SO
7
2
SCK GND
3 6
*RESET VCC
R88
5
4
*CS *WP
NC
Flash memory
NC
R91
NC
R120 NC
CN5
NC
+2.5V +3.3V
Flat-cable
Q21
CN5-2
CN5-7
CN5-8
CN5-9
RA1
NC
D13
CN5-10
8 1 NC
7 2
K A
CN5-5
NC
6 3
K A CN5-4
5 4
D14
NC
CN5-3
CN5-6
CN5-1
for TG7220/8220
70
*R30
82
Q5
2
3
1
C155
R29
NC
120
C22
R23
1u 100k
R27
100k
+2.5V
TX_AF
TP10 R116
100
+2.5V
*IC5
1 8
A0 VCC
2 7
A1 WP
3 6
A2 SCL
4 5
VSS SDA
EEPROM
+2.5V
R141
390k
Q25
NC
(1)
*C18
6.8k
*R20
(2)
3.9k
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)