Customer Service
Service Manual
25
/
41
REPAIR FLOW FOR PHONE DEAD
Phone dead
Upgrade the software can
settle the defect issue?
Check and reinstall
the keypad or replace
the touch panel.
Check battery connector
and battery touch point if
is dropped or dirty?
Check the keypad if stuck
or touch panel do not work
to make the phone “dead”?
Check the CPU if is
rosin joint or damage?
Check the flash if is rosin
joint or damage?
Clean or replace
the battery or
battery connector.
Re-weld or replace
Flash.
Re-weld or replace
CPU.
YES
YES
YES
YES
Upgrade the software
Summary of Contents for NEO JR
Page 1: ...Customer Service Service Manual 1 41 BLU NEO JR SERVICE MANUAL...
Page 10: ...Customer Service Service Manual 10 41 4 2 Side A layout Side B layout...
Page 11: ...Customer Service Service Manual 11 41 CHAPTER 5 CIRCUIT INSTRUCTION...
Page 14: ...Customer Service Service Manual 14 41...
Page 16: ...Customer Service Service Manual 16 41...
Page 18: ...Customer Service Service Manual 18 41 6 4 RF MT6166 6 5 I O connector 5PIN...
Page 20: ...Customer Service Service Manual 20 41 6 7 Four in one MT6627...
Page 22: ...Customer Service Service Manual 22 41 6 9 power amplifier 6 10 SIM circuit...