Schematic Diagram (Base Unit_Rf) - Panasonic KX-TGF340B Service Manual

KX-TGF340/KX-TGF342/KX-TGF343/KX-TGF344/KX-TGF345/KX-TGF372/KX-TGF373/KX-TGF374/KX-TGF375/KX-TG585/KX-TGFA30 KX-TGF340/KX-TGF342/KX-TGF343/KX-TGF344/KX-TGF345/KX-TGF372/KX-TGF373/KX-TGF374/KX-TGF375/KX-TG585/KX-TGFA30

14.3. Schematic Diagram (Base Unit_RF)

ANT1_TP
GND
CL1
ANT1-Short
W 0.15mm
ANT1-S-GND
L 22+/-4mm
1st or 4th layer
GND
GND
C851
10p
GND
GND
ANT2_TP
GND
C853
10p
W 0.15mm
L 22+/-4mm
1st or 4th layer
GND
GND
RF
50 ohm line
total L=4mm
SL
W=0.3mm
C859
L=6.95mm
10p
SL
open-stub open-stub
W=0.2mm
SL SL
L=20.0mm
W=2.9mm W=2.0mm
L=2.8mm L=10.8mm
+3.0V
LPF
OJ3
open-stub
SL
W=0.6mm
L=20.0mm
80
GND
ANT2-Short
ANT2-S-GND
GND
RX-balun
SL
50 ohm line
W=0.175mm
L=4mm
L=2.7mm
S=0.125mm
*open-stub
SLx2
W1=0.2mm
L1=3.3mm
W2=0.7mm
L2=5.0mm
OJ1
GND
SL GND
W=0.3mm
L=6.5mm
TX-balun
SL
open-stub
W=0.3mm
SL
L=39.0mm
W=2.2mm GND
OJ2
L=5.0mm
GND
GND
NC: No Components
KX-TGF372/373/374/375/TG585SK
SCHEMATIC DIAGRAM (Base Unit_RF)
RF_RXn
MSL
W=0.25mm
L=2mm
RF_Rx
RF_RXp
MSL
W=0.25mm
L=2mm
MSL
W=0.25mm
L=5mm
RF_TXn
RF_Tx
MSL
W=0.25mm
L=5mm
RF_TXp
Pre-matching
*
C=3.6pF
4layer GND
10.5mm2
NC
ZA1
10 9 8 7
11
6
12
1 2 3 4 5