Failure Mode
Part
Mechanlcal or B/
L
Name
Description
Brightness
at bottom of LCM
Light leakage
brighter
than normal
B / L b r i g h t n e s s
asymmetric
Uniformity
Lack screw
Mount hole
or screw damage
Phenomena
- 59 -
Failure cause
B/L unit badness
Sheet in B/L unit
is uneven
*Lack screw
Screw damage