Schematic Diagram (Base Unit_Rf) - Panasonic KX-TG7622B Service Manual

KX-TG7622B/KX-TG7623B/KX-TGA410B

14.3. Schematic Diagram (Base Unit_RF)

ANT_1
ANT1_TP
GND
C851
7p
GND
GND
W 0.15mm
L 22+/-4mm
1st or 4th layer
GND
GND GND
W 0.15mm
L 22+/-4mm
1st or 4th layer
DA802
GND GND
GND
GND
W 0.15mm
L 22+/-4mm
1st or 4th layer
C803
3
1.5p
DA801
GND GND GND GND
W 0.15mm BPF W 0.15mm
L 5.0mm L 5.0mm
1st layer 1st layer
ANT_2
ANT2_TP
GND
C853
7p
GND
GND GND
W 0.15mm
L 20+/-2mm
3rd layer
R807
220
GND
C826
10p
GND
2
W 0.125mm
L 7.6mm
GND
1
Gap 0.125mm
+3.0V
1st layer
GND GND
W 0.15mm
L 20+/-1mm
3rd layer
C812
GND
1p
Open Stub
Balun
for 3fo
R806
TXON
220
W 0.15mm
L 20+/-2mm
3rd layer
GND
KX-TG7622/7623 SCHEMATIC DIAGRAM (Base Unit_RF)
76
RXON
GND
C863
RF_RXn
7p
from Handset
C864
RF_RXp
7p
to Handset
Pre-matching
RF_TXp
RF_TXn
GND
GND
ZA1 NC
10 9 8 7
11
6
12
1 2 3 4 5
GND
NC: No Components