Nokia NHL-2NA Series Troubleshooting Instructions page 15

CCS Technical Documentation
Memory
faults page
2
No
Prommer
message about
sdram failure?
allready changed
No
Wrong
manufacturer ID
and device ID
No
"Data block
handling
timeout"
message?
No
"Flash informs
about a failure"
during flashing
No
Retest
Issue 1 07/02
Yes
Activity in sdram
clk J108 pad?
Yes and sdram
Change UPP_WD2
Yes
Change Flash Chip
according to Phoenix
messages
If both chips report wrong
ID's -> change UPP_WD2
Flashing with
Yes
option "phone
only" succesful?
No
Yes
¤Nokia Corporation
Yes
No
Bluetooth module is unable to start
Yes flashing ->
Check V590,R591,R593-596,C594
and C595 -> still not ok
-> change BT module
Check flash0 bypass caps, check
Vpp connection to flasher, Check
Vpp resistor(4.7k)
Ok->Change flash0
NHL-2NA
Change SDRAM
Yes
Voltages
VmemA and
VioA ok?
No
EM
troubles
Page 9