Panasonic KX-TG9127UAS / KX-TG9127UAT / KX-TGA910UAS / KX-TGA910UAT (serv.man2) Service Manual / Supplement ▷ View online
5
KX-TG9127UAS/KX-TG9127UAT/KX-TGA910UAS/KX-TGA910UAT
2.5.
MEMO
6
KX-TG9127UAS/KX-TG9127UAT/KX-TGA910UAS/KX-TGA910UAT
2.6.
Schematic Diagram (Base Unit_Main) (Changed from original section
12.2. Schematic Diagram (Base Unit_Main))
12.2. Schematic Diagram (Base Unit_Main))
L2R
J1
NC
J2
NC
L1
33u
L2
33u
K680p
C9
K680p
C10
D3
4
1
3
2
R11
10
J3
NC
J4
0
100k
R14
2.7k
R15
C11
NC
LINE_DC
2.2k
R17
10k
R16
C13
NC
27k
R18
Q5
3
2
1
C20
NC
47k
R24
C21
NC
R25
NC
R26
NC
NC
D7
1 2
Q3
3
2
1
SA1
NC
D15
1 2
D16
NC
1
2
R2
NC
Q2
1
3
2
Q4
1
3
2
C18
NC
K4700p
C14
8.2k
R19
2.2k
R20
100k
R23
K0.056u
C23
C24
NC
+2.5V
100k
R27
470k
R28
47n
C25
D9
1 2
NC
D2
1
2
Q1
NC
2
3
1
R1
10k
C1
10p
1500p
C3
1M
R4
C5
K1000p
1500p
C4
1M
R6
R5
180k
C6
K1000p
R7
NC
100k
R8
+2.5V
D5
NC
1
2
D6
NC
1 2
R9
NC
100k
R10
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
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
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
J103
J102
R76
1k
C77
NC
C79
NC
C78
NC
C76
NC
SW1
NC
1 2
R81
3.3k
Q9
1
3
2
K0.1u
C56
C54
K0.022u
R36
150k
+1.8V
D12
1
2
15
R72
Q8
VDD1
+2.5V
C58
NC
+2.5V
I/O
1
O/I
2
VSS
3
VDD
5
CONT
4
C63
D6p
X1
1
2
3
C62
J27p
VDD2
10u
C64
R63
2.2k
1
A0
2
A1
3
A2
4
VSS
5
SDA
6
SCL
7
WP
8
VCC
+2.5V
+2.5V
Q14
2
3
1
C50
K0.01u
R61
1k
R60
22k
+3.3V
R58
6.8k
NC
I/O
1
O/I
2
VSS
3
VDD
5
CONT
4
C47
NC
R54
NC
R52
NC
R51
NC
R48
NC
C46
NC
C44
NC
D11
NC
1 2
Q6
NC
1
3
2
C45
NC
R49
NC
Q7
NC
2
3
1
R53
NC
K0.1u
C51
C60
K0.1u
C61
K0.1u
C73
K0.1u
TP16
TP15
C74
K0.1u
C75
K0.1u
C59
K0.1u
C67
K0.1u
NC
1
CD
2
+VREF
3
+VIN
4
-VIN
5
VOUT1
6
V+
7
GND
8
VOUT2
NC
1
Vout
2
NC
3
GND
4
Cn
5
Cont
6
Sub
7
Vin
C33
NC
C35
NC
+4.0V
VDD4
R40
NC D10
1 2
C38
NC
C39
NC
C40
NC
R42
NC
C42
NC
VDD3
+3.3V
120
R38
200
R39
4
Fin
1
ADJ/GND
3
Input
2
Output
+8.0V
C55
K0.1u
DCM
SP+
SP-
1k
R79
1k
R80
R45
NC
SP+
NC
R47
NC
R46
SP-
NC
R50
L2T L1T L1R
22
R55
22
R56
CN2
2
1
NC
C30
NC
C69
R44
NC
R43
NC
C41
NC
10u
C71
K1u
C68
2.2k
R62
100k
R34
C34
NC
12
R21
K1u
C65
R37
NC
D8
NC
1 2
D17
NC
1 2
2.2k
R59
K1u
C70
100k
R32
SA2
NC
J220p
C52
J220p
C53
D1
NC
1
2
CN4
NC
1
2
27
R22
3.3M
R73
0
R65
NC
R66
NC
R68
0
R69
0
R70
C2
NC
18
R67
K220n
C72
L9
NC
C12
NC
100
R75
TP23
3.9k
R57
R74
NC
TP10
TP9
TP_RLY1
L1T/TP_RLY2
L2T/TP_RLY3
L1R/TP_RLY4
TP_RLY5
L1T/TP_RLY2
L2T/TP_RLY3
L1R/TP_RLY4
TP_RLY5
D4
1 2
10k
R77
10k
R78
+2.5V
NC
C134
NC
R64
10p
C135
C8
10p
C7
10p
10p
C136
10p
C137
C138
NC
C139
NC
10p
C37
10p
C49
10p
C48
3.3k
R71
0.1u
C140
1k
R35
56
R29
3.3k
R117
1k
R33
C57
NC
NC
C66
18
R116
R3
180k
C141
56n
C15
1u
1u
C22
C16
NC
C17
K2.2u
C31
K2.2u
C43
NC
R41
NC
NC
C143
10p
C149
10p
C144
10p
C145
10p
C146
10p
C147
10p
C148
C32
100u
C19
10p
R13
680
R12
10k
330u
C36
CN1
1
2
3
4
5
6
RSSI
LE
SIO
TDO
RDI
SK
RDY
RESET
KEY0
ROW2
KEY1
SPIDI
SPIDO
SPICLK
TAM_CSn
ROW1
ROW0
ROW0
TAM_RSTn
TAMIC_CSn
NSA/CLIP
RFCLK
RFCLK
Charge+
Charge-
DC_IN
GND
JTAG
RX
TX
For NL
For JT
R121
NC
C154
NC
C153
NC
C152
NC
C150
10p
C151
10p
NC
for TG7120/8120
for TG7100/8100
for TG7120/8120
for TG7100
except TG7100
for TG7120/8120
for TG7100/8100
Charge Current
RX_AF
1.8V
2.5V
3.3V
TX_AF
Loop Current
25mV p-p
0V
0.7V
Caller ID,
Bell Signal
Bell Signal
Bell signal
TX DATA
RX DATA
IC7
BBIC
IC4
IC3
IC2
IC1
IC6
IC5
EEPROM
(1)
(2)
(3)
NC: No Components
Correction
Correction
Correction
Correction
7
KX-TG9127UAS/KX-TG9127UAT/KX-TGA910UAS/KX-TGA910UAT
T.S.
KXTG9127UAS
KXTG9127UAT
KXTGA910UAS
KXTGA910UAT
470
R30
10u
C27
820
R31
C29
NC
+3.3V
C101
NC
2.2k
R102
470
R103
Q10
1
3
2
C103
NC
C104
NC
C105
NC
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
R104
NC
C115
NC
C116
NC
C26
NC
C109
NC
C111
NC
C113
NC
C114
NC
C132
NC
R105
NC
J22p
C112
CLK
C130
NC
C131
NC
C128
NC
R110
NC
R111
100
C129
NC
R112
1k
K1000p
C127
J150p
C126
C107
NC
C106
NC
+2.5V
270
R106
D10p
C118
D10p
C120
C122
NC
L7
33n
DA1
1
2
3
R107
NC
C121
NC
L5
NC
R109
180
R108
NC
C125
D10p
D14
1
2
D13
1
2
Q12
2
3
1
10k
R98
10k
R99
Q13
2
3
1
K1000p
C97
+2.5V +1.8V
SP+
SP-
+3.3V
+2.5V
+2.5V
330
R91
NC
C87
10k
R89
+3.3V
C86
K0.01u
+3.3V
Q11
2
3
1
22k
R86
2.2k
R85
1k
R83
2.7k
R84
NC
R88
C93
10p C94
10p C95
10p
C92
10p
C96
10p
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
K0.1u
C84
K0.1u
C83
K0.1u
C80
K0.1u
C133
K0.1u
C85
K0.1u
C82
100k
R82
1k
R87
1k
R92
NC
C90
K0.1u
C89
NC
C91
NC
C88
R90
NC
R113
NC
+3.3V
0
R114
NC
R115
10k
R100
ANT
A_1
A_2
CN5-3
GND
CN5-1
ROW0
CN5-2
ROW1
CN6-1
ROW2
CN6-2
KEY0
CN6-3
KEY1
CN6-4
LED1
CN6-5
VDD
CN5-4
LED2
CN5-5
GND
K0.1u
C142
1M
R118
K0.1u
C81
0
R93
0
R94
0
R95
0
R96
0
R97
1u
C102
100n
C28
L4
6.8n
C117
3p
10p
C119
220
R119
K1000p
C110
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
270
R120
10
R101
C124
1p
CN6
CN5
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
ROW1
RF Module
Flat-cable
ANT_2
ANT_1
6.8n
L3
0.5p
L6
L10
2.2n
L11
2.2n
0V
2.5V
10.368MHz
RX DATA
TX DATA
Beep/Bell signal
3.3V
IC10
IC9
FLASH MEMORY
IC8
RF Module
(1)
(2)
(3)
KX-
TG9127
SCHEMATIC DIAGRAM (Base Unit_Main)
NC: No Components
for TG7120/8120
Correction
7
KX-TG9127UAS/KX-TG9127UAT/KX-TGA910UAS/KX-TGA910UAT
T.S.
KXTG9127UAS
KXTG9127UAT
KXTGA910UAS
KXTGA910UAT
470
R30
10u
C27
820
R31
C29
NC
+3.3V
C101
NC
2.2k
R102
470
R103
Q10
1
3
2
C103
NC
C104
NC
C105
NC
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
R104
NC
C115
NC
C116
NC
C26
NC
C109
NC
C111
NC
C113
NC
C114
NC
C132
NC
R105
NC
J22p
C112
CLK
C130
NC
C131
NC
C128
NC
R110
NC
R111
100
C129
NC
R112
1k
K1000p
C127
J150p
C126
C107
NC
C106
NC
+2.5V
270
R106
D10p
C118
D10p
C120
C122
NC
L7
33n
DA1
1
2
3
R107
NC
C121
NC
L5
NC
R109
180
R108
NC
C125
D10p
D14
1
2
D13
1
2
Q12
2
3
1
10k
R98
10k
R99
Q13
2
3
1
K1000p
C97
+2.5V +1.8V
SP+
SP-
+3.3V
+2.5V
+2.5V
330
R91
NC
C87
10k
R89
+3.3V
C86
K0.01u
+3.3V
Q11
2
3
1
22k
R86
2.2k
R85
1k
R83
2.7k
R84
NC
R88
C93
10p C94
10p C95
10p
C92
10p
C96
10p
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
K0.1u
C84
K0.1u
C83
K0.1u
C80
K0.1u
C133
K0.1u
C85
K0.1u
C82
100k
R82
1k
R87
1k
R92
NC
C90
K0.1u
C89
NC
C91
NC
C88
R90
NC
R113
NC
+3.3V
0
R114
NC
R115
10k
R100
ANT
A_1
A_2
CN5-3
GND
CN5-1
ROW0
CN5-2
ROW1
CN6-1
ROW2
CN6-2
KEY0
CN6-3
KEY1
CN6-4
LED1
CN6-5
VDD
CN5-4
LED2
CN5-5
GND
K0.1u
C142
1M
R118
K0.1u
C81
0
R93
0
R94
0
R95
0
R96
0
R97
1u
C102
100n
C28
L4
6.8n
C117
3p
10p
C119
220
R119
K1000p
C110
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
270
R120
10
R101
C124
1p
CN6
CN5
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
ROW1
RF Module
Flat-cable
ANT_2
ANT_1
6.8n
L3
0.5p
L6
L10
2.2n
L11
2.2n
0V
2.5V
10.368MHz
RX DATA
TX DATA
Beep/Bell signal
3.3V
IC10
IC9
FLASH MEMORY
IC8
RF Module
(1)
(2)
(3)
KX-
TG9127
SCHEMATIC DIAGRAM (Base Unit_Main)
NC: No Components
for TG7120/8120
Correction
Display
