Panasonic KX-FG2452CX Service Manual page 228

KX-FG2452CX
C990
1n
C991
5p
C938 1
10p
2
3
L911
C918 4
2.7n
5p
C939 5
10p
C940
6
10n
7
TP_TESTP
8
TP_TESTN
L902
L905 10n
RA901
C983
1k
1n
C984
100p
TX
GND_ISO1
GND_ISO2
RX
IC901
VCC_RF
VCC_IF2
TESTP
TESTN
L990
1u
C992
120p
FL901
C911
L903
3.3n
47p
10n
24
R940
VCC_PLL2A
4.7
23
C977
VCC_PLL2B
1n
22
RXEN
21
TXEN
20
VCC_PLL1B
19
VCC_PLL1A
18
VCC_DIG
17
TC_CTRL
R942
RF BLOCK
ANT2 ANT
ANT_MAIN
L909
3.9n
ANTG2 ANTG
228
C952 2p
SDIO
SDATA
OSC_IN
SLE
SCLK
R919
1k
R930
1k
R931
1k
R943
0
R941
10
R932
1k
10
R933
330
OSC_IN
IC807
NC
NC6 SO
15 14
NC7 SI
16 13
NC8 SCK
17 12
NC9 *CS
18 11
NC10 NC5
19 10
NC11 NC4
20 9
NC12 NC3
C823 NC
21 8
NC13 GND
22 7
NC14 VCC
23 6
NC15 NC2
24 5
NC16 NC1
25 4
NC17 *WP
26 3
NC18 *RESET
27 2
NC19 RDY/*BUSY
28 1
(OPTION)
IC805
1 8
NC1 VCC
2 7
NC2 *WC
3 6
NC3 SCL
4 5
VSS SDA
C825
100n
(1)
BCK
(2)
(3)
TX_DATA
RX_GAIN
RX_EN
TX_EN
SHCTRL
RX_DATA
RF_RESET
RSSI
MOD_EN
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
R824
(13)
NC