User Guide

6. Check that the CU-4 used check box is checked.

7. Select the item(s) to be calibrated.

Note: ADC calibration has to be performed before other item(s). However, if all calibrations are

selected at the same time, there is no need to perform the ADC calibration first.

8. Click Calibrate.

The calibration of the selected item(s) is carried out automatically.

The candidates for the new calibration values are shown in the

Calculated values

column. If the new

calibration values seem to be acceptable (please refer to the following "Calibration value limits" table),

click Write to store the new calibration values to the phone permanent memory.

Table 12 Calibration value limits

Parameter Min. Max.

ADC Offset -20 20

ADC Gain 12000 14000

BSI Gain 1100 1300

VBAT Offset 2400 2650

VBAT Gain 19000 23000

VCHAR Gain N/A N/A

IBAT (ICal) Gain 7750 12250

9. Click Read, and confirm that the new calibration values are stored in the phone memory correctly. If the

values are not stored to the phone memory, click Write and/or repeat the procedure again.

10. To end the procedure, close the

Energy Management Calibration

window.

RM-100

Nokia Customer Care BB Troubleshooting and Manual Tuning Guide

Page 6 –66 COMPANY CONFIDENTIAL Issue 2