User Guide

CCS Technical Documentation System Module and User Interface
NPM-6/6X
Issue 2 06/03 Nokia Corporation. Page 37
Accessory identification and Power Supply
Figure 14: Accessory identification and Power supply
Vflash1
Vflash1
4.7k
100k
Vhead
HEADINT
Vflash1
MBUS
headint=
ACI
switch
ACI-line
UEM
UPP
Accessory
Regulator
2.8V/70mA
Tomahawk
Enable
VBatt
Vout
ACI
Chip
56k
Pop-port
TM