Nokia n-gageqda 服务手册
Nokia Customer Care
3 - Service Software Instructions
Company Confidential
RH-47
Issue 1 05/04
Copyright © 2004 Nokia Corporation
Page 53
Company Confidential
The spectrum analyzer shows a plot like this:
6
To adjust the +67kHz signal to a minimum level (Marker 3), use the variables
“Amplitude difference” and “Phase difference”.
“Amplitude difference” and “Phase difference”.
After tuning to the minimum, the level difference between the peak levels at
marker 1 and 3 must exceed 40 dB.
marker 1 and 3 must exceed 40 dB.
Tuning is possible by using arrow keys on the keyboard. Pushing the sliders by
using the mouse is less sensitive.
using the mouse is less sensitive.