Schematic Diagram (Handset_Rf Part) - Panasonic KX-TG5776S Service Manual

KX-TG5776S/KX-TG5777S/KX-TGA571S

13.6. Schematic Diagram (Handset_RF Part)

TRSW_IN
5.8GHz RF
1
GND_ISO1
C891 C5P
2
ANT1
3
GND_ISO2
IC851
4
5.8G_PA
GND_ISO3
C881 C5P
5
ANT2
6
GND_ISO4
FL881 VDD_LNA1
5.8GHz_LPF
2 4
1 3
NC: No Components
3.1V
R863 NC R864
VDD_PA
18
PA_IN
17
PA_EN
16
ANTSEL_A
15
ANTSEL_B
14
LNA_EN
13
LNA_GAIN
LNA_OUT
R823 18
5.8GHz RX
1k
5.8GHz TX
FL811
5.8GHz_BPF
R813 0
2 4
1 3
C821 D10P
FL821
5.8GHz_BPF
1 3
2 4
2.8V
100
2.8V
VCC_PA1 SYN_CLK
1 18
VCC_PA2 VCC_TXRX
2 17
TX 2G4_IN
3 16
IC801
GND_ISOL1 GND_ISOL3
4 15
GND_ISOL2 5.8G_RF 2G4_OUT
5 14
RX VCC_PLL
6 13
VCC_LNA PLL_BYP
REFIN VARGND
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)