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Customer Care Europe, Middle East & Africa
SCCE Training Group
CHAPTER 4: FLASH UPDATE NOT POSSIBLE
Flash update not possible
Prommer fault code:
1. MCU boot failure
2. Serial clock line failure
3. Serial data line failure
Connect "watchdog disable"
R224 to GND if phone does
not stay on
Check VBB
2.8 VDC at C209/211,
VXO 2.8 VDC at C243,
VCORE 1.7 VDC at L200
Check SLEEPX 2.8 VDC
Check PURX 2.8 VDC at R308
Check 13 MHz RFC
at C303, 500 mVpp
Check M/F-bus lines (X201,
pad 1,2,4) for shorts to GND,
also check R217,
R302/304/307, C232 and
If update is still not possible,
swap the phone, because MAD
or PCB should be the reason
© NMP 2002
no
yes
Continue with section
nOK
"Phone does not
OK
MAD is faulty in all
nOK
probability, swap the
at J308
OK
nOK
Change CCONT N201
OK
Check values around
nOK
G502, N500, V502
OK
V204
OK
CONFIDENTIAL
NHM—2/5/6
3410
Date 20.11.2002
Flowchart 4-1
Algorithm code fail,
alias ID missing
yes
Update FPS4-box with
latest flash device list,
try to update again
nOK
switch on"
phone.
Checked by:
Customer Care E&A
Repairhints
Version 4.0 Approved
no
External RAM failure
yes
Change SRAM D302, try to
update again
nOK
Change Flash D301, try
to update again. If not
ok, MAD or PCB faulty
Approved by:
SCCE Training Group
20 (44)
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