promethean PRM-30A Service Manual page 22

Optical Parts Disassembly
Panel Type Check
There are  types of LCD Panel/Prism Ass'y for this model. Either L-Type or R-Type LCD Panel/Prism Ass'y is used
on the projector. Check which type of LCD Panel/Prism Ass'y is used with the figure below.
When replacing the LCD Panel/Prism Ass'y, you need to take "Panel Type Check and Setting" on the Electrical Ad-
justment for the replaced LCD Panel/Prism Ass'y.
The gamma-characteristics is different between L-Type and R-Type LCD Panel/Prism Ass'y.
How to check the type of LCdPanel/Prism Ass'y
Check the printed number on the flat cable of the G-LCD Panel.
L-type LCd Panel/Prism Ass'y
-85G10
L3D05X-85G10
a01J6336L9
R-type LCd Panel/Prism Ass'y
-86G10
L3D05X-86G10
a01J6336L9
G-LCD PANEL
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Fig.5-2