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RH-109
System Module Description
Internal audio
The internal audio components are used in these modes
Hand Portable Mode
Headset Mode
Hand Free Mode
MIC1
X
X
MIC2
X
LINE_IN
EARPICE
X
SPEAKER
X
LINE_OUT
HPH_OUT
X
RF description
Receiver (RX)
An analogue signal is received by the phone's antenna. The signal is converted to a digital signal and is then
transferred further to the baseband (eg. to the earpiece).
The receiver functions are implemented in the QSC6055 RF block. Signals with different frequencies take
different paths, therefore being handled by different components.
QSC6055 System Module Description
Page 5-12
COMPANY CONFIDENTIAL
Issue 1
Copyright © 2008 Nokia. All rights reserved.
SPDT
Duplexer
PCS
Duplexer
800
SP3T
Duplexer
AWS
PCS RX
SAW
800 RX
SAW
SPDT
SPDT
AWS RX
SAW
QSC6055
LNA
CDMA antenna
Summary of Contents for 1606Arte
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