Panasonic KX-TG4031CB, Service Manual

Page: 15 / 19

15
KX-TG4031CB/KX-TG4032CB/KX-TG4033CB/KX-TG4034CB/KX-TGA401CB
RX_RF
TX_RF
CHG_DET
CHG_CTRL
HEADSET_DET
RECEIVER
+
-
C71
NC
C113
D10p
R152
0
GND
C97
D10p
C96
D10p
D3
NC
D4
NC
C74
NC
C12
10u
D21 D22
GND GND
R309
NC
R310
NC
C152
K1000p
GND
ANT_TP
GND
R73 33
R74 33
RXON
RXp
TXON
TXp
TXn
RXn
C70
NC
C6
NC
DA801
1
2
3
MIC AP1
1
2
GND
SP-PHONE_SPEAKER
+
-
*C185
K1000p
L73
( )
*C83 D10p
*L72
*C127
K1000p
*C82
K470p
*C110
K1000p
L3
( )
L71
( )
R308
C108
NC
*CN4
Headset Jack
1
4
2
3
5
*R306 100
*L74
10
R22
3.3k
C184
D10p
R25
2.2k
L9
C8
D10P
C9
12p
R1
NC
GND
GND
VBAT
C25
K2.2u
C22
k0.1u
VBAT
GNDA
GNDA
GNDA GNDA GNDA1 GNDA1 GNDA1 GNDA1
GNDA
GNDA
GNDA GNDA
R27 2.2k
R24
390
*R11
0
GNDA
GNDA
D14 D13
GNDA GNDA GNDA
R807
470
R806
470
*R32 100k
GND
VBAT
SPP
SPM
MIC+
MIC-
R26 3.3k
GNDA
C183
D10p
R34 390
C188
1u
GNDA
R28 2.2k
C24
1u
C23
0.1u
GND
GND
GND
GND
GND
C75
NC
GND
GND GND
GND
GND
C820
1.8p
C863
1.8p
GND
GND
GND
GND
C859
2p
C895
1.3p
GND GND
GND GND
GND
GND
GND
C814
NC
ZA1
NC
C98
NC
C99
NC
GND
GND
C896
1.8p
C805
2.4p
C806
2.4p
C810
2.5p
C813
1.6p
C812
8.2n
L809
1p
C811
100p
C822
10p
C826
10p
C825
10p
C897
24p
C26
10u
C37
10u
*R35
NC
3.0V
*C86
22u
X1
13.824M
L13 180n
L14 NC
GND
C73
10p
GND
C72
10p
C14
0.039u
C16
0.039u
*R10
NC
MIC POWER
R
RECEIVER-
W 0.2mm
L 3.8mm
1st layer
HEADSET_DET
Head
Speakerp
Speakerphone_SP-
MIC+
MIC-
Headset_RECEIVER
W 0.15mm
L 20mm
3rd layer
W 0.2mm
L 10.0mm
1st layer
W 0.15mm
L 20mm
3rd layer
W 0.15mm
L 6.2mm
1st layer
W 0.15mm/L 7mm
W 0.5mm /L 5mm
1st layer
for TGA653R
(1)
(2)
(3)
(4)
(6)
(5)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(18)
(19)
(20)
(15)
(16)
(17)
(7)
KX-TGA401 SCHEMATIC DIAGRAM (Handset_Main)
NC: No Components
Handset RX
Handset TX
SP-phone TX
SP-phone RX