![](/html/82/8242/82425bf6eb366980c2db6a7bee3f2af60205a6b1a1cb6e198c5f72d93ddaca75/bg1.png)
Oversea Common After-sales Maintenance Process
Approved by:Chuansan Wang
Issued date:May.19th 2017
Implemented date:May.19th 2017
![](/html/82/8242/82425bf6eb366980c2db6a7bee3f2af60205a6b1a1cb6e198c5f72d93ddaca75/bg2.png)
After-sales Maintenance Process
Judge which parts need to replace
Bind new
mainboar
d
PSN
Replace
battery
Replace
Display
Replace
other parts
Bind
display
cover
Give it back to Customer
Flash the latest Flyme firmware and install the pre-installed package
(If the firmware is latest ,please skip this step)
Unbundle
display
clean the whole device
Format and reset to manufactured status
Flash engineer mode and
Aging test
Faults
Flash the latest Flyme firmware
and install the pre-installed
whether unit have
force touch function