
NHM-1
CCS Technical Documentation
Page 68
Copyright
Nokia. All rights reserved.
Issue 1 11/03
Set spectrum analyzer to required settings and repeat the same steps as for the
EGSM900 band above.
Repeat the same steps as for EGSM900 band
Typical TX IQ Tuning Values and tuning limits
GSM1800:
Tuning values and ADC readings will be shown and tuning will be completed when you
press
“Save & Continue”
Choose “
OK
” to close the “TX I/Q Tuning” – dialog.
I DC Offset
-3.0…0.0
-6…+6
Q DC Offset
-1.5…+1.0
-6…+6
Amplitude differ-
ence
-0.5…+0.0
-1…+1
Phase difference
90.0°…97.0°
80°…100°