Nokia 6310I Manuales De Servicio

Descargar
Página de 22
 NPL-1
6 - Troubleshooting
PAMS Technical Documentation
3DJH
1RNLD&RUSRUDWLRQ
,VVXH$SULO
Not OK
NO
YES
YES
NO
RF Fail
The problem is most likely RF related
if the following conditions are
fulfilled.
 
Module can be flashed and BER
Test can be initiated.
 
BER is above limit or no
connection to BT-Box
Visual soldering inspection
Re-solder
Re-flash BT only
Measure 
SYSCLK  (V130 P50)
0.3 ... 0.8Vpp
Reference: 11pF probe.
Note: The measured result can depend
very much on the probe type.
Tip: If nessesary, measure a known
good prototype with 
the same probe.
Measure Vreg 
 2.8 volts 
(V130 P6)
See RF troubleshooting document
Check VFLASH1 & L133
Replace MCM
Test points can be seen in the document “Baseband testpoints”.
2.