BenQ March Service Manual page 49

BenQ
EGSM 900 Receive Signal Path Diagram
U72
-53dBm
U75
U73 U66
U67
Vpp = 0.9V for
RFin=-60dBm
Phone setting
+:continuous RX mode
ARFCN:62
BB PGC Gain value:3
CW Wave
IF PGC Gain value:60
CH 62 947.46MHz
LNA turned off:n
-50dBm
U71
-54dBm
-63dBm
-63dBm
U61
Legend
U74
-3dBm
U64
U85
U63
2.84V
51
Rev 1.0
：
chip inductor
chip capacitor
chip resistor
C704
D
3
U65
1.66V