User Guide

4. Select “Tune”.
Calibration is carried out automatically regarding the calibration item(s) that you selected.
5. The candidate of the new calibration values is shown in the “calculated” field. If the new calibration values
seem to be reasonable (please refer to the calibration value limit table), select Write to store the new
calibration value in the phone permanent memory.
Table 5 Calibration value limits
Parameter Min. Max.
ADC Gain 26500 28500
ADC Offset -50 50
BSI Gain 950 1100
VBAT Gain 10000 11000
VBAT Offset 2300 2900
VCHAR Gain 58000 62000
ICHAR Gain 3750 4650
ICHAR Offset 0 150
IBAT Gain 50 160
6. Select “Read from phone” and confirm that the new calibration values are stored in the phone memory
correctly. If not, please try to store by selecting “Write” again.
7. Close the Energy Management Calibration window.
Testing and tuning BB after component replacement
Context
The replacement of certain components which influences the energy management in the phone should be
followed by a calibration.
Steps
1. Calibrate R133, the UEMEK - D250, the ZOCUS - N130 and R259.
Testing interfaces
The mobile device has a testing interface that is easy to access by service battery. The following signals are
allocated on test pads.
Table 6 Testing and flashing interface electrical specifications
Pad
No
Name Dir Parameter Min Typ Max Unit Notes
1 STI_Tx -> Vo 0.22*VIO V
Voh 0.8*VIO V
2 VPP To Phone 0 / 2.8 / 9 +/-3% V Prommer Select
3 FBusT
x
-> Vol 0 2.7 0.3*VFlash
1
V
RM-51
Nokia Customer Care Baseband troubleshooting
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