DOWNLOAD Panasonic KX-TG7125RUS / KX-TG7125RUT / KX-TGA711RUS / KX-TGA711RUT Service Manual ↓ Size: 2.37 MB | Pages: 98 in PDF or view online for FREE

Model
KX-TG7125RUS KX-TG7125RUT KX-TGA711RUS KX-TGA711RUT
Pages
98
Size
2.37 MB
Type
PDF
Document
Service Manual
Brand
Device
Telephone / TELEPHONE EQUIPMENT
File
kx-tg7125rus-kx-tg7125rut-kx-tga711rus-kx-tga711ru.pdf
Date
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Panasonic KX-TG7125RUS / KX-TG7125RUT / KX-TGA711RUS / KX-TGA711RUT Service Manual ▷ View online

73
KX-TG7125RUS/KX-TG7125RUT/KX-TGA711RUS/KX-TGA711RUT
Memo
74
KX-TG7125RUS/KX-TG7125RUT/KX-TGA711RUS/KX-TGA711RUT
12.4. Schematic Diagram (Handset)
1s
(When on charge)
Charge Current
3.3V
2.5V
1.8V
TX DATA
RX DATA
115kHz
(Talk Mode)
0.7V
0V
25mVp-p
J1
J2
5.6n
F1
4.0V
330u
C1
47u
L1
D1
1
2
6.3V
330u
C2
100m
R45
1u
C34
Q1
1
3
2
100m
R1
Q3
1
3
2
Q2
1
3
2
BATTERY
+3.3V
VDD3
+2.5V
+1.8V
VDD2
VDD1
10u
L4
10u
L5
1
3
2
D7
Q4
1
2
Q9
1
3
2
Q5
2
3
1
D6
12
+2.5V
+1.8V
4.7
R12
X1
1
2
3
5.6M
R19
INT
CANCEL
SOFT_A
SOFT_C
R
UTX
URX
GND
+2.5V
100k
R93
1u
C40
1u
C42
0.1u
C43
0.1u
C44
0.1u
C45
0.1u
C46
0.1u
C47
+2.5V
820k
R95
430k
R94
+2.5V
10
R91
POWER
1u
C39
TP20
TP21
BAT
UP
DOWN
RIGHT
LEFT
CN3
1
CN3
2
CN3
3
CN3
4
CN3
5
CN3
6
CN3
7
CN3
8
CN3
9
CN3
10
CN3
11
CN3
12
CN3
13
CN3
14
CN3
15
CN3
16
CN3
17
CN3
18
AST
1
2
SHARP
1
2
0
1
2
SOFT_B
TALK
1u
C41
100n
C3
100n
C19
100n
C24
100n
C20
100n
C21
100n
C22
C23
10p
100n
C30
100n
C32
C31 NC
C33
NC
C36
NC
15p
C7
C8
220n
100p
C35
C91
NC
C92
NC
C93
NC
10n
C38
1n
C18
1n
C49
100n
C48
68
R2
470
R5
10k
R6
10k
R65
1k
R8
1k
R61
1k
R62
39k
R11
100
R13
R63
NC
S1
1
2
J3
5
1
2
3
1
2
4
9
1
2
2
1
2
7
8
1
2
6
12
12
12
12
1
2
1
2
1
2
12
12
12
12
12
12
1
21
21
2
1
JTAG
SP
J4
1
100n
C26
100n
C25
C94
NC
8p
C6
C4
10p
C9
NC
5.6k
R46
220k
R7
1k
R66
10k
R64
5.6k
R47
BATTERY
Q7
NC: No Components
1
3
2
Q8
1
3
2
D8
2
1
1u
C15
3.3k
R15
1k
R16
0
L6
LED1
1
2
LED2
1
2
LED3
1
2
LED4
1
2
LED6
1
2
LED7
1
2
LED8
1
2
LED9
1
2
LED5
1
2
LED10
A
K
15k
R14
10p
C95
10p
C96
10p
C97
C5
2.2u
C10
2.2u
59
LDO1_CTRL
61
P16/PON/INT6
63
LDO1_sense
65
AVD2
67
LSRp/REF
69
VREFm
71
AGND
73
VREFp
4
VSS1
75
P14/*INT4
6
LED2/PWM1/P21
77
P22/CLK100
8
LED_BIAS/P36/PD6
79
ADC3
10
SCL1/P24
12
*INT2/P12
14
AVS
16
Xtal1
18
RFCLKp
20
VDDRF
22
TDO
24
SK
26
LE
28
P32/PD2
30
PAOUTm
32
PAOUTp
34
P33/PD3
36
TDOD/P35/PD5
38
VDDIO2
40
PCM_FSC/*INT0/P10
42
P01/URX
44
P03/SDA2
46
P05/SPICLK/PCM_CLK
48
P07/SPIDI/PCM_DIN
50
VDD3
52
P17/CHARGE/INT7
54
DC_STAB
56
DC_CTRL
58
VBAT1
60
LDO2_CTRL
62
P26/STOP_CHARGE
64
AVS2
66
*LSR/REF
68
*MIC
70
VBUF
72
MICp
1
*INT1/P11
3
VDD1
74
P30
5
LED1/PWM0/P20
76
P13/*INT3
7
LED3
78
AVS_sense
9
SDA1/P25
80
ADC0
11
*INT5/VDDE/P15
13
AVD
15
CAP
17
VSSRF
19
RSSI/RFCLKm
21
RFCLKd
2
VDDIO1
23
RDI
25
PD1/SIO
27
P31/PD1
29
VSSPA1
31
VDDPA
33
VSSPA2
35
P34/PD4
37
VSS2
39
VDD2
41
P00/UTX
43
P02/JTIO
45
P04/SCL2
47
P06/SPIDO/PCM_DOUT
49
VSS3
51
P23/ADC1
53
*RST
55
DC_I
57
DC_Sense
120
R92
DC_I
AVS_sense
ADC3
LDO1_CTRL
LDO2_CTRL
STOP_CHARGE
RESET
BELL_LED
UTX
URX
JTAG
ROW0
COL5
COL4
COL3
COL2
COL1
LE
SIO
SK
RDI
TD0
ADC3
AVS_sense
LCD_RESET
ROW3
KEY_LED
STOP_CHARGE
CHARGE
DC_CTL
DC_I
LDO2_CTRL
LDO1_CTRL
ROW2
LCD_RS
LCD_SCL
LCD_SI
LCD_CSB
ROW1
COL0
COL1
COL2
COL3
UTX
URX
JTAG
LCD_SCL
LCD_SI
LCD_CSB
LCD_RS
RSSI
KEY_LED
BELL_LED
COL5
ROW0
ROW1
ROW3
LCD_RESET
ROW2
COL4
DC_CTL
CHARGE
10p
C98
10p
C100
10p
C101
RFCLK
COL0
IC1
BBIC
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
75
KX-TG7125RUS/KX-TG7125RUT/KX-TGA711RUS/KX-TGA711RUT
Sp-phone RX
Beep
+5V DC supply to Mic
TX-AF
RX-AF
(Handset)
TX DATA
RX DATA
10.368MHz
2.5V
0V
ANT1
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_TEST1
REV_TEST2
SP_TEST1
SP_TEST2
TP22
TP23
CLK
C72
NC
MIC
1
2
C14
NC
10p
C50
C51
NC
C54
NC
C55
NC
C56
NC
C59
NC
C62
NC
C70
NC
C71
NC
100p
C37
150p
C53
4.7u
C60
4.7u
C61
1k
R52
33
R21
2.2k
R25
680k
R43
D4
AK
D5
AK
100n
C11
33
R22
10k
R44
10k
R40
10k
R41
100k
R42
ANT
10p
C73
10p
C74
10p
C75
470
R23
3.3k
R24
1
A0
2
A1
3
A2
4
GND
5
SDA
6
SCL
7
WP
8
VCC
1.5p
C66
39p
C57
1n
C58
RESET
SIO
SK
LE
RSSI
TD0
RDI
C99
10p
RFCLK
KX-
TGA711
 SCHEMATIC DIAGRAM (Handset)
NC: No Components
IC3
EEPROM
IC4
RF Module
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
76
KX-TG7125RUS/KX-TG7125RUT/KX-TGA711RUS/KX-TGA711RUT
12.5. Schematic Diagram (Charger Unit)
TP3
G
J1
2
1
TP4
TP2
TP1
10
R1
10
R3
12
R2
12
R4
SCHEMATIC DIAGRAM (Charger Unit)
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