Haier L22B1120 Service Manual page 56

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
- 55 -
Failure cause
B/L unit badness
Sheet in B/L unit
is uneven
Lack screw
Screw damage