Panasonic KX-TG9385BXT Service Manual page 73

ANT1
CP+2.5V
(1)
(2)
(3)
BATTERY
(4)
(5)
(6)
(7)
(
R33
NC
GND
(8)
VREFm
(9)
(10)
(11)
(12)
(13)
ANT2-TP
GND
ANT1-TP
GND
1.8p
R107 R106 R109
220 0 0
GND GND
GND
1.8p
C803
C804 C802
2.4p
C172
GND GND
K100n
8 1
VCC A0
7 2
WP A1
6 3
SCL 64K A2
5 4
SDA GND
IC3
GND
GND GND GND
R34
HEADSET_DET
)
100k
VREFm1 VREFm1
MICh
LSRp
L9 L3
LSRp
( )
NC
LSRn
VREFm
TX _AF
MICp
MICn
C122
GND
R108
ANT2
220
GND GND
GND
2.4p
GND GND
GND
L805
GND
L804
1.2p
GND
GND
Sp-phone (Handset)
R100
( )
NC
GND GND
RX-AF
C-Check1 C-Check2
KX-TGA939 SCHEMATIC DIAGRAM (Handset_Main)
73
R807
GND
C826
2.2p
50
GND
C825
BATTERY
GND
GND
GND
GND
11
GND
10 1
PSET
VCC
9 2
PO GND VCCS
8 3
POX PI
7 4
PSEL PIX
6
5
PAON PRAMP
C814
IC801
GND
K3300p
GND
R803
1k
GND
R804
1k
R208 NC
( )
D14
R209 NC
( )
GND GND GND
L71
0
R306
100
L72
( )
L73 NC
C86
L74
10
D10u
C185
C110
( )
K1n
K1n
R101
NC
GND
GND
VREFm
VREFm1 VREFm1 VREFm1
C70
D19
K10p
NC
C71 D20
K10p NC
GND GND GND GND GND GND
L10
33
L11
33
GND GND GND GND GND GND
KX-TG9385BXT/KX-TGA939BXT
RXON
220
RX_RF
C832
RF_RXn
7p
RF_RXp
R806
TXON
220
D10p
R805 47
VDD_PADRV
C819
D10p
GND
TX_RF
TXn
TXp
PSEL
PON
SPEAKER+
D13
SPEAKER-
GND
CN4
1
2
3
Headset Jack
4
5
R307
R308
( )
VREFm1 GND VREFm VREFm1
C152
D21 K1n
RECEVER+
D22
RECEVER-
MIC+
1
MIC AP1
2
MIC-
R309 R310
( )
( )
NC NC
GND GND GND
GND
NC: No Components