Tx Power Tuning Pcs1900; Tx I/Q Tuning - Nokia NPM-10 Series Troubleshooting Instructions

NPM-10
Troubleshooting Instructions RF

TX Power Tuning PCS1900

Repeat the procedure for 1900MHz. After the bolded power levels are tuned, select OK.
Phoenix will then calculate the coefficients for the remaining power levels and save
them to permanent memory.
Tx power level tuning is complete.

TX I/Q Tuning

Phoenix Menu: Select Maintenance, Tuning, Tx IQ tuning
Settings for spectrum analyzer for I/Q tuning:
Same center frequencies are used for GSM 850 (Ch190 = 836.6 MHz) and 1900 (Ch661 =
1880 MHz) as in Tx output power tuning.
Span 200 kHz
Page 44
Nokia Corporation
CCS Technical Documentation
Confidential Issue 1 03/2003