
BenQ
Rev 1.0
53
Tx Flow Chart
T/R Switch For TX
EGSM:880.2
∼
914.8MHz
D
CS:
1710.2
∼
1784.8MHz
EZFL897DC21B
DCS:3840~3980 MHz
GSM:3580~3730 MHz
RFVCO
Dual Band PA
Tx
EGSM
:
880.2~914.8MHz
DCS
:
1710.2~1784.8MHz
(RF3140)
RF Synthesizer
Mixer with RF
Loop
Filter
Phase
Dectector
I/Q
Modulator
I
Q
DCS: 640/656MHz
GSM: 640/656MHz
IFVCO
IF Synthesizer
DCS/8=80/82MHz
EGSM/8=80/82MHz
TX VCO
EGSM: 880.2~914.8 MHz
DCS:1710.2~1784.8 MHz
(HD155156NP)
(HD155156NP)
(HD155156NP)
(HD155156NP)
(HD155156NP)
(HD155156NP)
(HD155156NP)
Summary of Contents for C200
Page 2: ......
Page 4: ...4 May 19 2003 6809464A58 Contents Product Family D10 ...
Page 18: ...18 May 19 2003 6809464A5 O General Operation Product Family D10 PRELIMINARY ...
Page 41: ......
Page 78: ...BenQ Rev 1 0 37 ...
Page 79: ...BenQ Rev 1 0 38 ...
Page 80: ...BenQ Rev 1 0 39 ...
Page 81: ...BenQ Rev 1 0 40 ...
Page 82: ...BenQ Rev 1 0 41 ...
Page 83: ...BenQ Rev 1 0 42 ...
Page 84: ...BenQ Rev 1 0 43 ...
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Page 87: ...BenQ Rev 1 0 46 ...
Page 88: ...BenQ Rev 1 0 47 ...
Page 89: ...BenQ Rev 1 0 48 ...
Page 90: ...BenQ Rev 1 0 49 ...
Page 91: ...BenQ Rev 1 0 Radio Frequency function Descriptions Top Side 50 Bottom Side ...
Page 92: ...BenQ Rev 1 0 51 ...
Page 95: ...BenQ Rev 1 0 54 Apollo Block Diagram ...
Page 96: ...BenQ Rev 1 0 Tx Block Diagram 55 ...
Page 97: ...BenQ Rev 1 0 56 Rx Block Diagram ...
Page 98: ...BenQ Rev 1 0 57 TX Front End EGSM DCS ...
Page 99: ...BenQ Rev 1 0 58 Rx Front End EGSM DCS ...
Page 100: ...BenQ Rev 1 0 59 RF power management ...
Page 101: ...BenQ Rev 1 0 60 Tx Power ...
Page 102: ...BenQ Rev 1 0 VCXO 61 ...
Page 103: ...BenQ Rev 1 0 Base Band full schematic 62 ...
Page 104: ...BenQ Rev 1 0 RF full schematic 63 ...
Page 140: ...BenQ Rev 1 0 Replacement Parts Exploded View 99 Fig 1 Mechanical Exploded View I ...
Page 141: ...BenQ Rev 1 0 Fig 2 Mechanical Exploded View II 100 ...
Page 142: ...BenQ Rev 1 0 Fig 3 Mechanical Exploded View III 101 ...