Panasonic KX-TG8107UA Service Manual page 69

10.368MHz
2.5V
0V
(1)
(2)
(3)
(4)
(5)
HEADSET_DET
(6)
+2.5V
(7)
(8)
R43 680k
2
(9)
Q10
R44 10k
(10) 2
Q11
(11)
(12)
BATTERY
+2.5V
RSSI
CLK
R51 68
RFCLK
LE
SK
IC3
8 1
VCC A0
7 2
WP A1
6 3
SCL A2
5 4
SDA GND
EEPROM
3
1
3
1
Sp-phone RX
Beep
ANT1
ANT
1
GND1 GND14
2
ANT2 GND13
3
VCCPA GND12
4
GND2 GND11
5
GND3 GND10
IC4
6
VCC_OC ANT1
7
GND4 *RESET
8
RSSI GND9
9
SYRI TXDA
10
GND5 GND8
1.5V DC supply to Mic
R23 470
TX-AF
R24 3.3k
R33 100k
R94 33
R35
C86
Z10u
NC
RX-AF
(Handset)
KX-TGA810 SCHEMATIC DIAGRAM (Handset)
69
KX-TG8107UA/KX-TG8108UA/KX-TGA810UA
26
25
24
23 R52 1k
RESET
22
21
TX DATA
20
19
TD0
18
17
SIO
RX DATA
R25 2.2k
TP22
C11
K0.1u
R34 MIC
R21
33 1
NC
2
R22 33
TP23
C99
L12
1k
330p
1
L9
2
3
4
5
R31 1k
C85
CN4
D10p
REV_TEST1
REV_TEST2
SP_TEST1
SP_TEST2
NC: No Components