DOWNLOAD Panasonic KX-TG7107UAS / KX-TG7107UAT / KX-TG7108UAS / KX-TG7108UAT / KX-TGA710UAS / KX-TGA710UAT Service Manual ↓ Size: 2.49 MB | Pages: 90 in PDF or view online for FREE

Model
KX-TG7107UAS KX-TG7107UAT KX-TG7108UAS KX-TG7108UAT KX-TGA710UAS KX-TGA710UAT
Pages
90
Size
2.49 MB
Type
PDF
Document
Service Manual
Brand
Device
Telephone / TELEPHONE EQUIPMENT
File
kx-tg7107uas-kx-tg7107uat-kx-tg7108uas-kx-tg7108ua.pdf
Date
PREV: Panasonic KX-TG7105RUS / KX-TG7105RUT / KX-TG7106RUS / KX-TG7106RUT / KX-TGA710RUS / KX-TGA710RUT (serv.man5) Service Manual / Supplement

Panasonic KX-TG7107UAS / KX-TG7107UAT / KX-TG7108UAS / KX-TG7108UAT / KX-TGA710UAS / KX-TGA710UAT Service Manual ▷ View online

65
KX-TG7107UAS/KX-TG7107UAT/KX-TG7108UAS/KX-TG7108UAT/KX-TGA710UAS/KX-TGA710UAT
12 Schematic Diagram
12.1. For Schematic Diagram
12.1.1. Base Unit (Schematic Diagram (Base Unit))
Notes:
1. DC voltage measurements are taken with voltmeter from the negative voltage line.
2. The schematic diagram may be modified at any time with the development of new technology.
12.1.2. Handset (Schematic Diagram (Handset))
Notes:
1. DC voltage measurements are taken with an oscilloscope or a tester with a ground.
2. The schematic diagram may be modified at any time with the development of new technology.
12.1.3. Charger Unit (Schematic Diagram (Charger Unit))
Notes:
1. DC voltage measurements are taken with voltmeter from the negative voltage line.
2. The schematic diagram may be modified at any time with the development of new technology.
66
KX-TG7107UAS/KX-TG7107UAT/KX-TG7108UAS/KX-TG7108UAT/KX-TGA710UAS/KX-TGA710UAT
12.2. Schematic Diagram (Base Unit)
C
L2R
J1
NC
(2125)
J2
NC
(2125)
L1
33u
L2
33u
K680p
C9
K680p
C10
D3
4
1
3
2
C
C
C
R11
10
(3216)
C
J3
NC
J4
0
100k
R14
2.7k
R15
(2125)
C
C11
NC
LINE_DC
2.2k
R17
10k
R16
C
C
C13
NC
C
27k
R18
Q5
3
2
1
C20
NC
47k
R24
C21
NC
C
R25
NC
R26
NC
NC
D7
12
C
Q3
3
2
1
SA1
NC
D15
12
D16
NC
1
2
R2
NC
(3216)
Q2
1
3
2
Q4
1
3
2
C18
NC
C
C
K4700p
C14
8.2k
R19
C
100k
R23
K0.056u
C23
C
C24
NC
C
+2.5V
C
C
C
C
100k
R27
470k
R28
C
K0.01u
C25
C
D9
12
NC
D2
1
2
Q1
NC
2
3
1
C
R1
10k
(1005)
C
C1
D10p
(1005)
C
1500p
C3
1M
R4
C5
K1000p
1500p
C4
1M
R6
R5
180k
C6
K1000p
R7
NC
100k
R8
C
C
+2.5V
D5
NC
1
2
D6
NC
12
R9
NC
100k
R10
C
C
IC7
1
*INT1/P11
2
VDDIO1
3
VDD1
4
VSS1
5
SDA1/P25
6
SCL1/P24
7
*INT5/VDDE/P15
8
*INT2/P12
9
AVD
10
AVS
11
CAP
12
Xtal1
13
VSSRF
14
RFCLKp
15
RSSI/RFCLKm
16
VDDRF
17
RFCLKd
18
TDO
19
RDI
20
SK
21
PD1/SIO
22
LE
23
P31/PD1
24
P32/PD2
25
P33/PD3
26
P34/PD4
27
TDOD/P35/PD5
28
P36/PD6
29
VSS2
30
VDDIO2
31
VDD2
32
32: PCM_FSC/*INT0/P10
33
P00/UTX
34
P01/URX
35
P02/JTIO
36
P03/SDA2
37
P04/SCL2
38
P05/SPICLK/PCM_CLK
39
P06/SPIDO/PCM_DOUT
40
P07/SPIDI/PCM_DIN
41
VSS3
42
VDD3
43
P23/ADC1
44
P17/CHARGE/INT7
45
*RST
46
VBAT1
47
LDO1_CTRL
48
LDO2_CTRL
49
49: LDO1_Sense
50
AVS2
51
AVD2
52
*CIDIN
53
*LSR/REF
54
LSRp/REF
55
RINGING
56
*MIC/CIDOUT
57
VREFm
58
AGND
59
MICp
60
CIDINp
61
P14/*INT4
62
P13/*INT3
63
ADC2
64
ADC0
J101
J104
C
J103
J102
C
C
R76
1k
(1005)
C77
NC
(1005)
C79
NC
(1005)
C78
NC
(1005)
C
C
C76
NC
SW1
1
2
R81
3.3k
(1005)
Q9
1
3
2
K0.1u
C56
C54
K0.022u
(1005)
C
+1.8V
D12
1
2
15
R72
(1005)
Q8
VDD1
+2.5V
C
C
C
C
C
C
C
C
+2.5V
C
IC6
I/O
1
O/I
2
VSS
3
VDD
5
CONT
4
X1
1
2
3
C62
J27p
(1005)
C
VDD2
10u
C64
16
C
C
R63
2.2k
(1005)
+2.5V
C
C
+2.5V
Q14
2
3
1
C50
K0.01u
C
R61
1k
R60
22k
C
+3.3V
R58
6.8k
(1005)
C
IC4
I/O
1
O/I
2
VSS
3
VDD
5
CONT
4
C
K0.1u
C47
1k
R54
15k
R52
1.2k
R51
27
R48
C46
NC
C
J100p
C44
(1005)
D11
12
Q6
1
3
2
C45
NC
C
C
470
R49
Q7
2
3
1
180
R53
C
K0.1u
C51
(1005)
C60
K0.1u
(1005)
C61
K0.1u
(1005)
C73
K0.1u
(1005)
TP16
TP15
C
C74
K0.1u
(1005)
C75
K0.1u
(1005)
C59
K0.1u
(1005)
C67
K0.1u
(1005)
IC3
NC
1
CD
2
+VREF
3
+VIN
4
-VIN
5
VOUT1
6
V+
7
GND
8
VOUT2
IC2
NC
1
Vout
2
NC
3
GND
4
Cn
5
Cont
6
Sub
7
Vin
C33
NC
C
C
C
C35
NC
C
+4.0V VDD4
R40
(1005)
NC
C
D10
NC
12
C38
NC
C39
NC
C40
NC
R42
NC
C42
NC
C
C
C
330u
C36
C
VDD3
+3.3V
120
R38
(1005)
200
R39
(1005)
C
IC1
4
Fin
1
ADJ/GND
3
Input
2
Output
+8.0V
C
C
C55
K0.1u
(1005)
DCM
SP+
SP+
SP-
SP-
1k
R79
(1005)
(1005)
1k
R80
(1005)
R45
NC
SP+
NC
(1005)
R47
NC
(1005)
R46
SP-
NC
R50
L2T L1T L1R
22
R55
22
R56
CN2
2
1
C
C
C
NC
C30
C
NC
(1005)
C69
C
(1005)
R44
NC
R43
NC
C
C
C41
NC
CN1
1
2
3
4
5
6
10u
C71
K1u
C68
(1005)
2.2k
R62
(1005)
100k
R34
C34
NC
12
R21
(4532)
K1u
(1005)
C65
R37
NC
D8
NC
12
D17
NC
12
2.2k
R59
K1u
C70
100k
R32
SA2
NC
J220p
C52
J220p
C53
D1
NC
1
2
CN4 1
2
27
R22
3.3M
R73
(1005)
R65
NC
0
R66
0
R68
R69
NC
R70
NC
C2
NC
18
R67
K220n
C72
100
R75
TP23
3.9k
R57
(1005)
10k
R74
(1005)
TP10
TP9
TP_RLY1
L1T/TP_RLY2
L2T/TP_RLY3
L1R/TP_RLY4
TP_RLY5
D4
12
10k
R77
(1005)
10k
R78
(1005)
+2.5V
C134
(1005)
NC
(1005)
R64
NC
C
C8
10p
(1608)
C7
10p
(1608)
10p
C136
(1005)
C
10p
C137
(1005)
C
C138
(1005)
NC
C139
(1005)
NC
C
C
10p
C37
10p
C49
10p
C48
3.3k
(1005)
R71
0.1u
C140
1k
R35
C
56
R29
3.3k
R117
(1005)
1k
R33
(1005)
C57
NC
(1005)
C66
NC
18
R116
(1005)
IC5
1
A0
2
A1
3
A2
4
VSS
5
SDA
6
SCL
7
WP
8
VCC
R3
180k
C141
56n
(1005)
1u
(2125)
C15
(2125)
C16
NC
(2125)
K2.2u
C17
1u
(2125)
C22
(2125)
K2.2u
C31
10p
(1005)
C143
(1005)
C144
NC
C
(1005)
C146
NC
C
(1005)
C145
NC
C
10p
(1005)
C147
(1005)
NC
C58
10p
(1005)
C149
10p
C148
R13
680
C12
NC
10p
C19
(1005)
C135
NC
NC
R41
(2125)
NC
C43
R12
10k
470
R30
2.2k
R20
R36
150k
(1005)
C150
NC
10p
C151
10p
C152
10p
C153
C
C
C
0
R121
C
10p
C154
C
100u
C32
15p
C63
0
L9
RSSI
LE
SIO
TDO
RDI
SK
RDY
RESET
KEY0
ROW2
KEY1
SPIDI
SPIDO
SPICLK
TAM_CSn
ROW1
ROW0
ROW0
TAM_RSTn
TAMIC_CSn
RFCLK
RFCLK
NSA/CLIP
Charge +
Charge -
DC_IN
GND
JTAG
RX
TX
for NL
for JT
for TG7100/8100
for TG7120/8120
for TG7100/8100
for TG7100
except TG7100
for TG7120/8120
except TG7120/8120
NC: No Components
BBIC
EEPROM
(1)
(2)
(3)
Charge Current
Beep Bell signal
RX_AF
1.8V
2.5V
3.3V
TX_AF
Loop Current
25mV p-p
0V
0.7V
Caller ID, 
Bell Signal
Bell signal
TX DATA
RX DATA
67
KX-TG7107UAS/KX-TG7107UAT/KX-TG7108UAS/KX-TG7108UAT/KX-TGA710UAS/KX-TGA710UAT
C
10u
C27
C
C29
NC
C
+3.3V
C101
NC
C
C
2.2k
R102
470
R103
(2125)
C
Q10
1
3
2
C103
NC
C
C
C104
NC
C105
NC
(3216)
IC10
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
C108
NC
(3216)
C
R104
(1005)
NC
C115
NC
(1005)
C
C116
(1005)
NC
C
C26
(1005)
NC
C109
NC
(1005)
C111
NC
(1005)
C113
NC
(1005)
C114
NC
(1005)
C132
(1005)
NC
R105
NC
(1005)
J22p
C112
(1005)
CLK
C
C
C
C
C
C
C
C130
(1005)
NC
C
C131
(1005)
NC
C
C128
NC
(1005)
(1005)
(1005)
C
C
R110
NC
(1005)
R111
100
(1005)
C129
(1005)
NC
C
R112
1k
(1005)
K1000p
C127
J150p
C126
C
C
C
C
C107
NC
C106
NC
C
C
+2.5V
C
270
R106
D10p
C118
C
D10p
C120
C122
NC
L7
33n
DA1
1
2
3
R107
NC
C121
NC
(1005)
L5
NC
ANT_2
C
R109
180
R108
NC
C125
D10p
C
C
D14
NC
1
2
D13NC
1
2
Q12
NC
2
3
1
10k
R98
(1005)
10k
R99
(1005)
C
Q13
NC
2
3
1
C
R101
NC
C97
(1005)
NC
C
+2.5V +1.8V
C
C
C
C
C
+2.5V
C
C
C
SP+
SP-
C
C
C
C
+3.3V
C
C
+2.5V
R91
NC
NC
C87
C
10k
R89
(1005)
C
+3.3V
+3.3V
C86
(1005)
NC
C
Q11
NC
2
3
1
R86
(1005)
NC
C
R85
NC
C
R83
(1005)
(1005)
NC
R84
(1005)
NC
IC9
NC
1
RDY/*BUSY
2
*RESET
3
*WP
4
NC1
5
NC2
6
VCC
7
GND
8
NC3
9
NC4
10
NC5
11
*CS
12
SCK
13
SI
14
SO
15
NC6
16
NC7
17
NC8
18
NC9
19
NC10
20
NC11
21
NC12
22
NC13
23
NC14
24
NC15
25
NC16
26
NC17
27
NC18
28
NC19
NC
(1005)
R88
(1005)
C93
NC
(1005)
C94
NC
(1005)
C95
NC
(1005)
C92
NC
(1005)
C96
NC
C
C
C
C
C
IC8
NC
1
GPIO4/PCM_DI
2
GPIO5/PCM_DO
9
SPI_DI
3
GPIO6/PCM_CLK
4
GPIO7/PCM_FSC
5
VDD1
6
VDDIO1
7
CLK
8
*PF
10
SPI_DO
11
SPI_CLK
12
SPI_EN
13
AVD1
14
GPO9/PAOUTp
15
VDDPA
16
GPO8/PAOUTm
17
GPIO0
18
GPIO1
19
VDD2
20
VDDIO2
21
GPIO2
22
GPIO3
23
*RST
24
AVD2
25
*LSR
26
LSRp
27
MICh
28
*MIC
29
VREFm
30
VBUF
31
MICp
32
VREFp
33
Fin
C
C84
NC
C83
NC
C80
(1005)
NC
K0.1u
(1005)
C133
(1005)
C85
NC
(1005)
C82
NC
R82
NC
R87
NC
1k
(1005)
R92
NC
(1005)
C90
(1005)
C89
NC
NC
(1005)
C91
NC
(1005)
C88
R90
(1005)
NC
R113
NC
(1005)
+3.3V
0
(1005)
R114
NC
(1005)
R115
R100
NC
ANT
C
A_1
A_2
CN5-3
NC
CN5-1
NC
CN5-2
NC
CN6-1
NC
CN6-2
NC
CN6-3
NC
CN6-4
NC
CN6-5
NC
CN5-4 NC
CN5-5 NC
C142
(1005)
NC
R118
(1005)
NC
C
C
C81
(1005)
NC
R93
(1005)
NC
R94
(1005)
NC
0
R95
(1005)
0
R96
(1005)
(1005)
R97 NC
1u
(2125)
C102
100n
(2125)
C28
6.8n
L3
6.8n
L4
3p
C117
10p
(1005)
C119
K1000p
(1005)
C110
1p
C124
820
R31
2.2n
L10
2.2n
L11
ANT_1
L6
0.5p
SK
SIO
TDO
RESET
RDI
RSSI
LE
TAMIC_CSn
SPICLK
SPIDI
SPIDO
ANSWER_ON
MESSAGE
RFCLK
SPIDI
SPIDO
SPICLK
TAM_RSTn
RDY
MESSAGE
ANSWER_ON
NSA/CLIP
ROW0
RFCLK
TAM_CSn
TAM_RSTn
KEY1
KEY0
ROW2
ROW1
for TG7120/8120
Flat-cable
KX-
TG7107/7108UA
 SCHEMATIC DIAGRAM (Base Unit)
NC: No Components
RF Module
(1)
(2)
(3)
0V
2.5V
10.368MHz
RX DATA
TX DATA
3.3V
68
KX-TG7107UAS/KX-TG7107UAT/KX-TG7108UAS/KX-TG7108UAT/KX-TGA710UAS/KX-TGA710UAT
12.3. Schematic Diagram (Handset)
1s
(When on charge)
Charge Current
3.3V
2.5V
1.8V
115kHz
(Talk Mode)
0.7V
0V
25mVp-p
J1
BATTERY+
J2
BATTERY-
5.6n
F1
1u
C15
100n
C3
4V
330u
C1
47u
L1
D1
1
2
6.3V
330u
C2
100m
R45
Q1
1
3
2
100m
R1
68
R2
Q3
1
3
2
Q2
1
3
2
BATTERY
+3.3V
VDD3
+2.5V
+1.8V
VDD2
VDD1
10u
L4
10u
L5
Q4
1
3
2
D7
1
2
Q9
1
3
2
Q5
2
3
1
D6
12
C
+2.5V
+1.8V
180
R16
4.7
R12
39k
R11
X1
1
2
3
5.6M
R19
UTX
URX
GND
100p
C93
100p
C94
1k
R66
10k
R64
10k
R65
+2.5V
1u
C40
1u
C42
100n
C43
100n
C44
100n
C45
100n
C46
100n
C47
+2.5V
820k
R95
430k
R94
100
R13
+2.5V
POWER
10p
C39
TP20
TP21
BAT
1u
C41
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
S1
1
2
C9
NC
10p
C4
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1k
R61
1k
R62
C91
NC
C92
NC
J3
CHARGE+
J4
CHARGE-
JTAG
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
470
R5
10k
R6
1k
R8
R63
NC
10
R91
100p
C35
8p
C6
15p
C7
10n
C38
1n
C18
C8
220n
100n
C21
100n
C22
100n
C48
100n
C24
100n
C25
100n
C32
C33
NC
C36
NC
220k
R7
LED10
A
K
C23
NC
100n
C19
100n
C26
LED8
1
2
LED2
1
2
LED9
1
2
LED3
1
2
LED4
1
2
LED5
1
2
LED6
1
2
LED7
1
2
LED1
1
2
1u
C95
0
R47
0
R46
4
PD1/SIO
5
LE
6
P31/PD1
7
P32/PD2
8
TDO
9
RDI
10
RSSI
11
VSSRF
12
CAP
13
XTAL1
14
AVS
15
AVD_XTAL
16
VDDRF
17
RFCLKd
18
VDDIO1
19
VDD1
20
VSS1
21
TDOD/P27
22
SDA1/P25
29
P42
30
P43
31
P44
32
P45
33
P46
34
P47
35
VSSPA1
36
PAOUTp/P52
37
VDDPA
38
PAOUTm/P51
39
VSSPA2
40
VSS2
41
VDDIO2
42
VDD2
43
PCM1_CLK/P33/PD3
44
PCM1_DOUT/P34/PD4
45
PCM1_DIN/P35/PD5
46
PCM1_FSC/P36/PD6
47
*INT0/P10
54
P05/SPI1_CLK/PCM1_CLK
55
P06/SPI1_DO
56
P07/SPI1_DI
57
VSS3
58
VDD3
59
VDDIO3
60
P23/ADC1
61
P53/PCM2_CLK/DABx
62
P54/PCM2_FSC/DABx
63
P55/PCM2_DOUT/DABx
64
P56/PCM2_IN/DABx
65
P17/CHARGE/INT7
66
*RST
67
DC_STAB
68
DC_I
69
DC_CTRL/P57
70
DC_Sense
71
MODE2
72
VBATp/SOCp
79
AVS2
80
AVD2
81
LSRn
82
LSRp
83
RINGp/SOCn
84
MICh/RINGOUT
85
MICn/CIDOUT
86
VREFm
87
VBUF
88
MICp
89
VREFp/CIDINp
90
CIDINn
91
RINGn
92
PARAn/DC_I2
93
PARAp/DC_Sense2
94
PARAOUT
95
P30/DC_CTRL2
96
P14/*INT4
97
P13/*INT3
1
LED1/PWM0/P20
2
LED2/PWM1/P21
3
SK
23
SCL1/P24
24
VDDE/*INT5/P15
25
*INT2/P12
26
BXTAL/P50
27
P40
28
P41
48
SPI2_CLK/P37
49
SPI2_DO/UTX1/P00
50
SPI2_DI/URX1/P01
51
P02/JTIO
52
P03/SDA2/UTX2
53
P04/SCL2/URX2/SPI1_EN
73
VBAT1
74
LDO1_CTRL
75
LDO2_CTRL
76
P16/PON/INT6
77
P26/STOP_CHARGE
78
LDO1_sense
98
P22/CLK100
99
ADC0
100
P11/*INT1
39k
R97
39k
R98
39k
R99
39k
R100
39k
R101
39k
R102
220
L6
Q7
B
C
E
Q8
B
C
E
Q12
B
C
E
10
R96
120
R92
10
L7
2.2u
C5
2.2u
C10
100k
R93
1n
C49
10p
C96
10p
C97
D8
2
1
DC_I
AVS_sense
ADC3
LDO1_CTRL
LDO2_CTRL
STOP_CHARGE
KEY_LED
STOP_CHARGE
LCD_RS
LCD_SCL
LCD_SI
LCD_CSB
UTX
URX
JTAG
LCD_SCL
LCD_SI
LCD_CSB
LCD_RS
RSSI
KEY_LED
BELL_LED
CHARGE
ROW0
ROW1
ROW3
DC_CTL
DC_I
CHARGE
RESET
BELL_LED
LCD_RESET
COL0
SK
SIO
LE
COL1
COL2
TD0
RDI
UTX
URX
JTAG
ADC3
LDO2_CTRL
LDO1_CTRL
COL3
COL4 COL5
AVS_sense
BK_LED
BK_LED
ROW2
LCD_RESET
DC_CTL
RFCLK
ROW0
ROW1
ROW3
ROW2
COL5
COL4
COL3
COL2
COL1
COL0
:54
:53
:52
:51
INT
MAIL
REDAIAL
SOFT_A
CLEAR
R
UP
DOWN
RIGHT
LEFT
TALK
3
9
SHARP
2
5
8
0
AST
7
1
46
PUSH
IC1
NC: No Components
BBIC
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
Page of 90
Display

Click on the first or last page to see other KX-TG7107UAS / KX-TG7107UAT / KX-TG7108UAS / KX-TG7108UAT / KX-TGA710UAS / KX-TGA710UAT service manuals if exist.

RANDOM: