Nokia 6510 Servicehandbuch
NPM–9
Troubleshooting Instructions
PAMS Technical Documentation
Page 3
Issue 1 02/2002
Nokia Corporation
Transceiver Troubleshooting
Baseband Troubleshooting
PWB Test Points
PURX
UEMINT
DBUSDA
DBUSCLK
FBUSRX
MBUSTX
FBUSTX
MBUSRX
CBUSDA
SLEEPCLK
CBUSCLK
DBUSENX1
CBUSENX
SLEEPX
EXTRDX
FMCLK
FMCTRLDA
FMTUNEX
FMCTRLCLK
FMWREN
FBUSRX
FBUSTX
MBUS VPP
GND
FM RADIO
FPS–8
BLACK colored test points are connected to the lines between UEM and
UPP where the logic level is 1.8 V.
UPP where the logic level is 1.8 V.
RED colored test points are connected to the lines from FPS–8 and have
2.7 V logic level.
2.7 V logic level.
BLUE test points are connected to FM radio lines and have 1.8 V logic
level.
level.