Sony Ericsson K850 - Xenon Flash Problems

K850
1203-2528 rev. 1
TROUBLESHOOTING Xenon Flash Problems
TROUBLESHOOTING
Yes
No
No
START
Load ITP SW
into the phone.
Insert Dummy Battery
Connect: VBATT and DCIO/SEPI
Use Fault Trace SW
Fault trace SW
MMI
Led and Backlight
Activate:
Xenon Flash Test
Xenon Flash Test
Ok
Flash the Phone with
EMMA
SUCR SW
Disassemble the
phone
Use TRS Fixture
Connect Display and
Main Camera
Fault trace SW
MMI
Led and Backlight
Activate:
Xenon Flash Test
Disconnect
Main Camera
1.8 Volt DC
At
MP 92 (R4305)
1.8 Volt DC
At
MP 90 (R4304)
Replace
D2420
No
SL 5 Replace
D4300
SL 4 Scrap
Yes
Replace
X2511
Yes
Problem
solved
SL 5 Replace
D2000
SL 4 Scrap
No
Claim Component
X2511
Yes
Xenon Flash problems
SEMC Troubleshooting Manual
19 (101)