Sharp TM150 Service Manual page 52

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CONFIDENTIAL
[RF]
BS1 (D)
BS2 (D)
BS3 (D)
BS4 (D)
PA (A)
VBAT
IC804
VRF
Voltage
TCXOEN (D)
Regulator
VTCXO
IP (A)
IN (A)
QP (A)
QN (A)
TCXOOUT (D)
TCX801
26MHz
AFCDAC (A)
VCTCXO
Loop
filter
SYNTHEN (D)
SYNTHDATA (D)
SYNTHCLK(D)
TM150 DIAGRAM
DRAFT
RX Line
TX Line
Control Line
(D): Digilal , (A): Analog
I&Q
MOD
1/ 2
1/ 2
90deg
shift(
1/2 )
1/ 2
IF Synthesizer
1/ 2
PGA Part
PGA
IC801
RFIC
Serial data
interface
(HD155155)
4 - 3
Loop
filter
DPD
RF Synthesizer
1/ 2
90 deg
LNA
1/2 )
Shift(
LNA
90 deg
Shift (1/2 )
LNA
4
CONFIDENTIAL
DRAFT
BS 2
BS 4
VBAT
1800 / 1900
1800 / 1900
IC802
PA
900
(RF3146)
900
APC
IC803
Loop
filter
FL902
GSM900 RX
SAW Filter
DCS RX
FL903
PCS RX
SAW Filter
TM150 DIAGRAM
4 - 4
BS1
BS2
BS3
Antenna
Test Connector
J 801
RFSW

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