Toshiba TDP-TW100B, Service Manual

Page: 68 / 90

Chapter 7
7-13
Lighting Position Adjustment
When replacing the DMD chip, DMD Board and DMD socket, check the shading error by using the following
method.
Use White 100% signal from SINGOWS 2000.
Check the projected image if shading error is observed or not.
It is “Okay” if no shading error is observed otherwise, apply the lighting position adjustment.
Fig.1 Shading is Good Fig.2 Shading is NG (example)
<Tools>
>Screw Bit(+) :No.0
>Screw Bit(+) :No.2
How to adjust the lighting position
1) The top cover of a projector is removed and the hidden lid of an adjustment hole is removed.
Fig.3 The side of projector
Hidden lid