Abbreviations Used In Troubleshooting Charts - Nokia NSW-5 Series Service Manual

PAMS Technical Documentation

Abbreviations used in Troubleshooting charts

BB
f
IF
LO
P
(measured with spectrum analyzer)
PA
PWB
PLL
RF
RX
T
TX
UHF
V
VCO
VHF
AF
Issue 1 10/00
Disassembly and Troubleshooting Instructions
Baseband
Frequency of signal (measured with spectrum analyzer)
Intermediate Frequency
Local Oscillator
Power of signal in desibels compared to a milliwatt (dBm)
Power Amplifier
Printed Wiring (Circuit) Board
Phase Locked Loop
Radio Frequency
Receiver
Time (between pulses)
Transmitter
Ultra High Frequency
Voltage of signal (measured with oscilloscope)
Voltage controlled oscillator
Very High Frequency
Audio Frequency
E Nokia Mobile Phones Ltd.
NSW-5
Page 25