User Guide

CCS Technical Documentation System Module and User Interface
NEM-2
Issue 1 07/03 Copyright Nokia. All rights reserved.. Page 35
Pin numbering of battery pack
BLD-3 battery pack pin order
Figure 4:
Signal name Pin number Function
VBAT 1 Positive battery terminal
BSI 2 Battery capacity measurement (fixed resistor inside the battery
pack)
BTEMP 3 Battery temperature measurement (measured by NTC resistor
inside pack)
GND 4 Negative/common battery terminal
1 (+) 2(BSI) 3(BTEMP) 4(GND)