Nokia NPM-6 Series Manual page 4

System Module and User Interface
Accessory identification and Power Supply............................................................ 37
RF Module ................................................................................................................... 38
RF Frequency Plan .................................................................................................. 39
DC characteristics ......................................................................................................40
Regulators................................................................................................................ 40
Power Distribution .................................................................................................. 41
RF characteristics .......................................................................................................42
Transmitter characteristics ...................................................................................... 42
Receiver characteristics........................................................................................... 43
RF Block Diagram .................................................................................................. 43
RF Block Diagram NPM-6 ..................................................................................... 44
Frequency synthesizers ........................................................................................... 45
Receiver................................................................................................................... 45
Transmitter .............................................................................................................. 46
Front End................................................................................................................. 47
Power Amplifier...................................................................................................... 48
RF ASIC Helga ....................................................................................................... 49
AFC function........................................................................................................... 49
Antenna .................................................................................................................. 49
Page 4
ãNokia Corporation.
CCS Technical Documentation
Issue 1 01/03