Nokia 8850 Manual Do Serviço

NSM–2

Disassembly & Troubleshooting Instructions

PAMS Technical Documentation

Page  13

Issue 1  12/1999

 Nokia Mobile Phones Ltd.

Measure power supplies. Test points are shown in layout picture A.

VXO

Vref

Vcobba

VRX

VTX

Vsyn1

Vsyn2

Vcore

Vbb

Vbat

A