User Guide

PAMS
Technical Documentation
NSE 8/9
Service Software Instructions
Page 34
Issue 1 07/99
DC/DC Tuning Command
Activation Status Bar Text
Alt, T,D DC/DC (Vdc_out) tuning
This command opens the DC/DC Tuning dialog box.
This dialog box allows you to set the DC/DC mode used and to check the
different voltage levels for the all power levels when in Auto mode.
The tuning is done for the currently selected band (GSM/PCN).
The modeless RF Information window is opened.
OK button:
The dialog is closed and the selected mode will be preserved.
Cancel button:
The dialog is closed and the mode used before starting the
DC/DC tuning is restored.
The DC/DC converter can be set to 3 different modes. When opening the
DC/DC tuning dialog the currently used mode is shown.
1) Auto mode.
The Auto mode is the default mode and is active when the phone powers
up and after a reset. When the phone is in automatic mode the DC/DC
output voltage is changed by the phone itself.