Samsung SGH-P960 Service Manual page 36

Block Diagrams
RF block
`
RF SWITCH + GSM EDGE PAM
GSM EDGE PAM
W2100
DUPLEXER
WCDMA 2100 PAM + COUPLER
Coupler
BT
Module
DVB-H SAW
SGH-P960 RF Block Diagram
W2100 TX
BPF
DCS/PCS TX
BPF
EGSM TX
BPF
BPF
EGSM RX
DCS RX
PCS RX
W2100 RX
LNA
W2100 Rx SAW
PWR_DET
Power
Detector
W2100 TX SAW
BALUN
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RTR6280
Quadrature
Upconverter
LO Generation &
distribution
Quadrature
downconverter
Quadrature
downconverter
Quadrature
downconverter
LPF
PLL #2 TXCO
/12 ( UART[4],PCM[4],GPIO[4])
DVB-H
Module
7-2
LPF
LPF
TCXO
PLL #1
19.2Mhz
LPF
LPF & DC
Correction
LPF & DC
Correction
S
Gain Ctrl &
S
Bias Circuits
B
I
TX
EGSM 880.20 Mhz ~ 914.80 Mhz 925.20 Mhz ~ 959.80 Mhz
DCS 1710.20 Mhz ~ 1784.80 Mhz
PCS 1850.20 Mhz ~ 1909.80 Mhz
WCDMA 1922.4 Mhz ~ 1977.6 Mhz
Bluetooth 2400 Mhz ~ 2483.5 Mhz
GSM_PA_PWR_CTRL
TX_IP
TX_IN
TX_QP
TX_QM
TCXO
RX_IP
RX_IN
RX_QP
RX_QM
SSDBT
DAC_REF
TX_BIAS
MSM6280_NSP
RX
1805.20 Mhz ~ 1879.80 Mhz
1930.20 Mhz ~ 1989.80 Mhz
2112.4 Mhz ~ 2167.6 Mhz
2400 Mhz ~ 2483.5 Mhz