User Guide

PAMS
Technical Documentation
NME–3
Technical Information
Page 9
Issue 1 10/99
Power Supply – Handset
Power is supplied to the HS via cable from RU. The Figure below shows
an overview of Power Supply and Reset Circuits.
Figure 2. Power Supply Blockdiagram
LineFilter
8V
GND
Supply
Monitor
SUPPLOWINT
3V
Regulator
8V Backlightdiming
5V Audio
5V Digital
RESET
Generator
5V
Regulator
FILTER
_RESOUT
3V