Read Panasonic KX-TG1401UAH / KX-TG1401UAL / KX-TG1402UA3 / KX-TG1411UAM / KX-TG1411UAT / KX-TG1412UA1 / KX-TGA131RUH / KX-TGA131RUL / KX-TGA131RUM / KX-TGA131RUT Service Manual online
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KX-TG1401UA/KX-TG1402UA/KX-TG1411UA/KX-TG1412UA/KX-TGA131RU
13.2. Schematic Diagram (Base Unit)
+1.5V DC
+2.85V DC
+3.3V DC
+2.6V DC
+2.5V
DC
DC
+60V DC ON-HOOK
+10V DC OFF-HOOK
+10V DC OFF-HOOK
+0V ON-HOOK
+0.7V DC OFF-HOOK
+0.7V DC OFF-HOOK
+0V ON-HOOK
+9.8V DC OFF-HOOK
+9.8V DC OFF-HOOK
+0V ON-HOOK
+9.8V DC OFF-HOOK
+9.8V DC OFF-HOOK
C
L2R
680p
C30
D2
4
1
3
2
C
C
C
NC
R32
C
C
C
C
C
C
SA1
AG
AG
AG
AG
AG
AG
820k
R34
AG
C
C
C
200
R36
C
IC2
4
Fin
1
ADJ/GND
3
Input
2
Output
+8.0V
C
C
DCM
L2T
L1T
L1R
J2
2
1
C
J1
1
2
3
4
2
3
4
5
6
10
R29
CL14
CL13
DCP
10K
R28
680
R27
C
C
C
C
C
C
C
C
AG
AG
VDDIO
VDDA
VDD
820
R3
470
R4
33k
R6
100k
R7
1u
C5
NC
C8
13k
R12
NC
C10
3.9k
R11
NC
R13
22
R9
56
R10
NC
R8
470n
C9
100
R14
10p
C14
2.2k
R15
10k
R18
2.7k
R22
100k
R26
NC
R24
NC
R25
820k
R33
680p
C31
NC
R40
NC
R41
10p
C25
K2.2
C35
100u
16V
C34
100n
C29
100n
C17
100n
C12
100n
C11
100k R17
NC
R23
3A
F1
C
C
TP3
VDDPA/RF
NC
SA2
C
100n
C15
IC3
B3
RXD
B6
RESETQ
GND38
GND38
B11
VDDO
B7
SDRV
B10
VDDC
B12
VSSOS
B13
XTAL
B14
LOAD
B31
VSS_4
B15
PX0
B16
PX1
B17
PX2
B18
PX3
B20
PY0
B19
PX4
B21
PY1
B22
PY2
B24
PY4
B23
PY3
B25
VSS_2
GND31
GND31
GND1
GND1
GND3
GND3
GND5
GND5
GND8
GND8
GND23
GND23
GND40
GND40
GND2
GND2
GND42
GND42
GND4
GND4
GND44
GND44
GND7
GND7
GND46
GND46
GND10
GND10
GND12
GND12
GND13
GND13
GND36
GND36
GND16
GND16
GND30
GND30
GND18
GND18
GND35
GND35
GND21
GND21
GND45
GND45
GND24
GND24
GND43
GND43
GND27
GND27
GND41
GND41
GND29
GND29
GND39
GND39
GND32
GND32
B84
VSS_7
GND34
GND34
GND26
GND26
B26
VSS_3
GND20
GND20
GND33
GND33
GND15
GND15
B85
VDDBAT/VDD
GND9
GND9
B87
VDDPA
B27
PL0
B28
PL1
B29
PL2
B30
PL3
GND6
GND6
B57
VSS_5
B32
PL4
B33
PL5
B35
PL7
B36
PL8
B34
PL6
B50
VDD
B37
PL9
B44
PL15
B39
PL10
B41
PL12
B40
PL11
B42
PL13
B43
PL14
B45
PL16
B46
PL17
B49
PL20
B48
PL19
B47
PL18
B61
MICN/LINEN
B62
MICS/LINEA
B63
MAD2P
B64
MAD4P
B65
MAD4N
B58
CHARGESTART
B66
VSS_6
B59
CDT
B67
VDDA
B68
HO1P
B69
HO1N
B70
PL35
B71
PL34
B72
PL33
B73
PL32
B74
PL31
B75
PL30
B76
PL29
B77
PL28
B78
PL25
B79
PL23
B80
P0.0
B81
I2DAT
B83
SUPEEP
B82
I2CLK
B90
SCLK
B5
VSS_1
B4
VDDBAT
B89
MTSR
B88
MRST
B86
P1.1
B1
P1.0
B9
ONSW
B8
SENSE
B2
TXD
B51
PL21
B52
PL22
B53
PL24
B54
PL26
B55
PL27
B56
VDDDCDC
B60
MICP/LINEP
B99
VDDRAM
GND11
GND11
GND14
GND14
GND17
GND17
GND19
GND19
GND22
GND22
GND28
GND28
B38
SIGNAL
GND25
GND25
100n
C33
C
J102 J103
LINE_DC
ANT_1
ANT_2
P1.1
Q1
B
C
E
Q3
B
E
C
K0.22u
C4
22n
C26
22n
C27
Q2
B
C
E
Q4
B
C
E
D5
A
K
D1
AK
NC
D3
AK
NC
D4
A
K
IC1
1
A0
2
A1
3
A2
4
VSS
5
SDA
6
SCL
7
WP
8
VCC
100n
C1
10u
C3
R38
NC
100n
C7
100n
C24
10p
C40
C19
10p C20
10p
C13
4700p
C36
NC
NC
C32
NC
R37
NC
C21
33n
L2
C
C
10p
C44
J101
VDD
VDDPA/RF
GND1
NC
D7
AK
C
NC
C45
C
C23
10p
X1
20.736MHz
1
3
2
10p
C46
C
C
16
R39
D8
R47 NC
100u
50
50
C47
100u
C28
100n
C48
C50
NC
C51
NC
C52
NC
AG
D9
C
10k
R48
VDDIO
SW1
1
2
3
4
10p
C55
C
C
200
R45
IC4
4
Fin
1
ADJ/GND
3
Input
2
Output
C56
NC
C57
NC
C
C
D6
1
2
3
10p
C42
10p
C38
390
R43
390
R44
10p
C58
10p
C59
10p
C60
C
C
NC
SA3
2
1
D10
C
AG
AG
100
R2
330
R200
330
R201
10p
C6
3p
C41
5p
C39
AG
AG
VDDA
10p
C16
10p
C18
AG
10p
C53
AG
10p
C54
C
NC
C37
C
NC
C43
180
R46
120
R35
1M
R5
1M
R20
1M
R21
2.2M
R16
2.2M
R19
1.8M
R30
1.8M
R31
C22
2p
Charge +
Charge -
DC_IN
/4
/4
KX-TG1401/1402/1411/1412UA SCHEMATIC DIAGRAM (Base unit main)
NC: No Components
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