Flash Programming Problem - Nokia NHM-1 Series Troubleshooting Instructions

CCS Technical Documentation

Flash programming problem

Start
Is the FBUS
TX-line HIGH
after startup?
Yes
Is FBUSTX-line
set to LOW after
it has been
HIGH?
Yes
Wrong
manufactor ID
and device ID
No
Is phone totally
dead?
No
Phone doesn't
start up or it's
jammed?
No
End
Issue 1 11/03
Measure BSI-pulse
No
(J303) during Flash
operation. Is it OK?
Yes
Measure FBUSTX-line
during Flash operation
(J116). Is it ~1.8V?.
Yes
No
Yes
Yes
Yes
Nokia Corporation.
Troubleshooting instructions
Check BSI-line including
No X300,C308,R201,R213
No
Change UEM
Change TIKU
Change Flash
Phone is dead
Phone is
jammed
NHM-1
Page 41