LED R&D Lab(VD)
45
CASE 1-1. Module warpage(Concave shape) solution
◆ Refer to when the screen is directly exposed to the light source or when module shaping concave)
※ Reworking instruction
2) Rotate screws like below in the ASSY Module to counterclockwise.
`
Red Circle (16point) : Screw ½ turn (180º degrees)
Blue Circle (8point) : Screw 1 turn (360º degrees)
Or
Blue Circle (8point) : Screw 8ea Delete.
Screw
: counterclockwise
Mark different colors pen on the opposite side
of the driver tip.
start and end are different in color : ½ turn
start and end are same in color : 1 turn
PH.0 (+)driver
3) If no Z-axis difference remains between modules in a cabinet, assemble the module.
※ If z-axis difference remains, rework to refer next page.
① Put down main frame on the separated module to the guide line.
②Push the center. (Main board and bridge board docking part)
Remove screw
16point
8point
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