8
Installation
2.3 Installing the second projector (Set B) 
Connecting projectors
To use Intellectual Stack, connect an RS-232C cross cable between the 
&21752/ port of Set A and Set B.
(continued on next page)
NOTE  • KEYSTONE cannot be operated when PERFECT FIT is in use.  To 
reset both functions, reset PERFECT FIT rst.
• Perform the INSTALLATION setting rst if necessary as it may change the 
image position. (
Operating Guide → SETUP menu)  
2.  Reset the adjustment of KEYSTONE and PERFECT FIT on Set B.  
(Operating Guide → EASY MENU or SETUP menu)
1.  Turn on Set B.
NOTE  • After turning on Set B, make sure the image of Set B is not 
signicantly tilted compared to the image of Set A.  If the image is overly 
tilted, rotate the elevator feet of Set B to adjust the angle such that the tilt is 
just about right. 
Setting up Set B
NOTE  • Set the tilt angle of Set B to within 9 degrees from the level line.
Deciding installation position
Decide the position of Set B and its projection angle. (User’s Manual (concise) 
→ 
Arrangement and Adjusting the projector’s elevator)
WARNING ►
Only for &3;, &3:; and &3:8, it is possible 
to install the projector for any direction with specied mounting accessories. 
Consult with your dealer about such a special installation.