Nokia 7270 Service Manual

Issue 2 03/2005

COMPANY CONFIDENTIAL

Issue 2 03/2005

Nokia Customer Care

Figure 21: TX IQ Tuning

- Press “Save and continue” to tune GSM900 in EDGE mode

-Continue until all bands are tuned, also in EDGE mode.

Note: The optimum values for “TX I and Q Offset” and “Amplitude and Phase
Difference” vary from phone to phone