Process Flow, Mechanical
Process Flow, Mechanical
Applicable for W880i, W888c
Contents
1
Process Flow................................................................................................................. 2
2 Process Description....................................................................................................3
3 Revision History...........................................................................................................4
000 21-1/FEA 209 544/123 B
Company Internal
© Sony Ericsson Mobile Communications AB
Process Flow, Mechanical
1 Process Flow
Unit in
No Trouble
Found or
Software
Fault
Determine
Fault
Liquid Intrusion Control
Reject for
Customer Abuse
Hardware
Fault Found
Trouble Shoot
Repair
Upgrade Software
to Latest Revision
if Needed
Update Label if
Needed
Fault not repairable on this level
or cause of failure not found
Fault not repairable on this level
000 21-1/FEA 209 544/123 B
Company Internal
© Sony Ericsson Mobile Communications AB
Fail
Test
Next Repair Level
Pass
Unit Out
2(4)
Process Flow, Mechanical
2 Process Description
Box Reference
Unit in
Determine Fault Test Instruction, Mechanical
Reject for Customer
Abuse
Trouble Shoot Trouble Shooting Guide, Mechanical
Repair Working Instruction, Mechanical
Upgrade Software to
Latest Revision if
Needed
Update Label if Needed Working Instruction Mechanical
Test Test Instruction, Mechanical
Unit Out
Next Repair Level
Process the phone according to local requirements.
Determine if the phone is faulty or not, and try to confirm the
customer’s complaint. Only perform those tests necessary to
confirm the failure.
If a hardware fault is found, or a hardware and software fault is
found, then continue with Trouble Shoot.
If only a software fault is found, then continue with Upgrade
Software to Latest Revision, Test, and Unit Out.
Report as SW upgrade.
If no hardware or software fault is found, then continue with
Upgrade Software to Latest Revision, Test, and Unit Out.
Report as No Trouble Found, NTF.
If liquid intrusion or other abuse is found, then continue with Reject
for Customer Abuse.
Test Instruction, Mechanical
If liquid intrusion or abuse is found, then reject the product
according to local requirements.
Determine the cause of the failure. Trouble-shoot the phone
according to the guide for the most common faults.
Repair the faulty phone according to the instruction. Replace parts
as required. (Product Change Survey, Mechanical)
Flashing the latest software into the phone at this point may “repair”
some problems.
Product Change Survey, Mechanical
Upgrade the software to the latest revision if needed.
Print and apply a new label if needed.
Perform all tests as described in the instruction.
Process and package the phone according to local requirements.
If the cause of the failure cannot be found or a unit is not reparable
at this level, then escalate the phone to the next repair level, or
return it to the customer at the customer’s request.
Report as Escalate.
000 21-1/FEA 209 544/123 B
Company Internal
© Sony Ericsson Mobile Communications AB
3(4)
Process Flow, Mechanical
3 Revision History
Rev Date Changes / Comments
A 2007-Feb. 7 Initial Release
B 2007-04-12 W888 added
000 21-1/FEA 209 544/123 B
Company Internal
© Sony Ericsson Mobile Communications AB
4(4)
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