1.7
、
Camera problem
Camera problem
Check or change Camera, check J840 and the Components around it.
Check VCAMA_PMU, VCAMD_PMU, VCAM_IOPMU,
Re-welding or change U301
VCAM AFPMU from U301
Check and try to change or re-welding U101
End
1.8
、
LCD display problem
LCD no display (have backlight, white screen) LCD no display (have no
Backlight, black screen)
Check or change LCD and check CON804 Check or change LCD, check U801 and the
Components around it.
Check and try to change or re-welding U101
End
1.9
、
Charge failure
Charge failure
Check CON301 Re-welding or change CON301
Check VCDT, CHR_LDO, VDRV, ISENSE from U301 Re-welding or change U301
Check U302 and the components around it. Try to re-welding or change them
End
Summary of Contents for X-Navi
Page 4: ...Block Diagrams...
