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BATTERY
R37
C30
NC
NC
R36
NC
CP+3.0V
RA40
GND
10k
Q10
NC
(1)
(2)
(3)
BATTERY
(4)
(5)
(6)
C188
K1u
GND
(7)
(8)
(9)
(10)
LCD_SDA
(11)
LCD_SCL
(12)
LCD_CD
(13)
LCD_RESET
(14)
LCD_CSB
(15)
GND
GND
GND
GND
GND
TP_ANT1
GND
C172
K0.1u
8
1
VCC
A0
7
2
WP
A1
6
3
SCL
A2
5
4
SDA
GND
*IC3
GND
W 0.15mm
L 20+/-1mm
3rd layer
GND
C812
10p
Balun
W 0.15mm
L 20+/-2mm
3rd layer
R806
220
GND
LSRp
LSRn
CP+3.0V
GND
R55
1k
*R233
NC
*C204
0.1
GND
to LCD UNIT (Monochrome 1.4inc 3Line/for TGA250)
to LCD UNIT (Monochrome 1.8inc FullDot/for TGA651)
KX-TG4011LAT/KX-TG4012LAT/KX-TG4013LAT/KX-TGA403LAT
C827
L801
27n
10p
2
C803
3
1
1.5p
DA801
GND
GND
GND
GND
BPF
W 0.15mm
W 0.15mm
L 5.0mm
L 5.0mm
1st layer
1st layer
BATTERY
R801:220k
R808:NC
11
GND
GND
10
1
GND
VCC
PSET
9
2
PO
GND
VCCS
8
3
POX
PI
7
4
PSEL
PIX
6
5
PAON
PRAMP
GND
GND
IC801
RA800
GND
1k
PSEL
2
3
PON
GND
1
4
Pre-matching
GND
TXON
GND
S p - phone RX/B eep
LSRp
RX-AF (H andset )
*C187
*C186
LSRp
NC
NC
GND
LSRn
TX _AF
MICp
GND
MICn
KX-TGA403 SCHEMATIC DIAGRAM (Handset_Main)
65
R807
W 0.15mm
RXON
L 20+/-2mm
220
3rd layer
GND
*C826
RX_RF
4p
GND
W 0.125mm
GND
L 7.6mm
Gap 0.125mm
1st layer
Q880
NC
Power_adj
GND
GND
GND
GND
GND
TXn
*C834
TX_RF
1p
TXp
W 0.15mm
L 3.0mm x2
1st layer
R805
47
VDD_PADRV
GND
1
+
SP-PHONE_SPEAKER
2
-
GND
GND
GND
GND
C152
k1000p
RCV+
1
+
RECEIVER
-
2
RCV-
GND
GND
GND
GND
MIC+
C113
D10p
R73
1
82
MIC
AP1
R74
2
82
MIC-
D4
D3
C74
C75
NC
D10p
NC
D10p
VREFm
GND
VREFm
GND
RF_RXn
RF_RXp
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