Mitsubishi Electric WD-57831, Service Manual, Page: 12 / 91

Page 12
MODEL: WD-57831 / WD-65831 / WD-73831
Optical Engine Removal
57” & 65” Engine (xHD5) Removal from cabinet
XHD5 Engine Removal Procedure
1) Remove 2 locking screws (b).
2) Loosen one adjust screws (a). Less
adjustment will be required when the
Engine is installed.
3) Disconnect all leads to the Engine,
Lamp Box and Ballast.
4) Carefully slide the Engine, with the
bottom plate from the cabinet.
57” & 65” Engine Removal from base plate
Removing the xHD5 Engine
from the Plate
1) Remove the four screws
(b), and two screws (a).
2) Carefully lift the engine
from the base plate.
NOTE:
After Engine replacement, verify the foam gasket around the lens is properly positioned and that it does not block
the light path. The side portholes of the cabinet can be used for visual confirmation. The protholes can also be used to clean
the lens, mirror and screen.
After Replacing Engine
Copy Engine Data to DM
Refer to data transfer on page 32.