Read Panasonic KX-TG7175RUS / KX-TGA717RUS Service Manual online
69
KX-TG7175RUS/KX-TGA717RUS
1
GND1
2
ANT2
3
VCCPA
4
GND2
5
GND3
6
VCC_OC
7
GND4
8
RSSI
9
SYRI
10
GND5
11
GND6
12
SYEN
13
SYDA
14
SYCL
15
GND7
16
RX_DATA
17
GND8
18
TXDA
19
GND9
20
*RESET
21
ANT1
22
GND10
23
GND11
24
GND12
25
GND13
26
GND14
27
GND15
28
GND16
29
GND17
30
GND18
31
A_1
32
GND19
R53
NC
1n
C52
R51 NC
BATTERY
+2.5V
Q10
2
3
1
Q11
2
3
1
+2.5V
1u
C12
REV (+)
REV (-)
SP (+)
SP (-)
TP22
TP23
CLK
MIC
1
2
C14
NC
10p
C50
C51
NC
C54
NC
C55
NC
10p
C56
C59
NC
C62
NC
100p
C37
150p
C53
4.7u
C60
4.7u
C61
1k
R52
33
R21
2.2k
R25
680k
R43
D5
NC
100n
C11
33
R22
10k
R40
10k
R41
100k
R42
ANT
470
R23
3.3k
R24
1
A0
2
A1
3
A2
4
GND
5
SDA
6
SCL
7
WP
8
VCC
CLK_G
39p
C57
1n
C58
470p
C82
C85
NC
NC
C110
10u
C86
10p
C127
1n
C112
10p
C83
1n
C108
CN4
1
4
2
3
5
NC
C100
10p
C128
K0.1
C124
K0.1
C121
1
CD
2
+VREF
3
+VIN
4
-VIN
5
VOUT1
6
V+
7
GND
8
VOUT2
+3.3V
K0.1
C125
D12
1
2
1
R124
C126
2u2
K0.1
C123
NC
C111
100k
R32
10k
R44
10n
C109
100k
R33
C99
NC
L12
NC
8.2n
L11
C131
NC
C130
NC
3.3p
C66
330p
C122
L13
C136
C135
C140
NC
10p
C71
10p
C70
10p
C145
10p
C146
C129
NC
D4
NC
A K
A K
R10
NC
L3
33
R9
33
R97
33
R143
27k
*R121
47k
*R122
33
R96
10p
C107
10p
C113
0
L8
RESET
SK
LE
RDI
HEADSET_DET
RECIVER_AMP_CD
SIO
TD0
RFCLK
RSSI
2
1
2
1
IC3
IC5
EEPROM
RF Module
IC4
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
KX-TGA717 SCHEMATIC DIAGRAM (
Handset
)
NC: No Components
TX DATA
RX DATA
+1.5V DC supply to Mic
10.368MHz
2.5V
0V
TX-AF
RX-AF
(Headset)
(Headset)
RX-AF
(Handset)
(Handset)
Sp-phone RX
Beep
Beep
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