Mitsubishi Electric WD-57831, Service Manual, Page: 36 / 91

MODEL: WD-57831 / WD-65831 / WD-73831
Page 36
Vertical Keystone Adjustment
(57” & 65”)
Rotate [A-5] to remove any vertical keystone distortion.
• Rotate [A-5] counter clockwise to increase width at the top of the picuture.
• Rotate [A-5] clockwise to increase width at the bottom of the picture.
NOTE: Picture vertical position may shift during kestone adjustment
After
Making Adjustments:
1) Tighten locking screws [A-3] and [A-4], hand tighten only.
2) Tighten locking screw [A-1]. Torque to 25Kg/cm (minimun).
3) Tighten locking screw [A-2] . Torque to 25Kg/cm (minimun).
Rotation Adjustment
(57” & 65”)
• Adjust [A-3] to rotate the picture clockwise.
• Adjust [A-4] to rotate the picture counter clockwise.