User Guide
PAMS Technical Documentation System Module
NSB-5
Issue 1 03/01 Nokia Mobile Phones Ltd. Page 5
VC(TC)XO, Reference Oscillator.......................................................................... 77
VHF PLL in SUMMA .............................................................................................. 78
VHF VCO and Lowpass Filter............................................................................... 79
UHF PLL .................................................................................................................. 80
GSM1900 UHF VCO module .................................................................................. 81
UHF LO signal into CRFU_2a ................................................................................. 82
Data Interface and Timing .........................................................................................83
Synthesizer Timing Control ...................................................................................... 84
Transmit Power Timing ............................................................................................ 86
Interfacing ................................................................................................................. 86
User Interface............................................................................................................. 87
LEDs ......................................................................................................................... 87
Plastic Window ......................................................................................................... 88
Dust Seal ................................................................................................................... 88
LCD Adhesive .......................................................................................................... 88
Reflector ................................................................................................................... 88
Connector .................................................................................................................. 88
Light Guide ............................................................................................................... 88
UI Module Connection to Main PCB ....................................................................... 90
Parts Lists .................................................................................................................. 92
System Module (0201192) ...................................................................................... 92










