20
Setting on Stack menu
NOTE • When DUAL is selected for LAMP MODE, the following settings 
are recommended because Main and Sub projectors may display different 
images on screen.
-  Set the same image on TEMPLATE and START UP functions on Main and 
Sub projectors.
-  Capture the same image on MyScreen on Main and Sub projectors.
-  Save the same image on MY IMAGE on Main and Sub projectors.
-  Set the same content of message for Messenger function (
Network Guide 
→ Messenger Function) on Main and Sub projectors. 
• When DUAL is selected for LAMP MODE, the image shift causes degradation 
of image quality on screen. Set MIRROR setting in advance of image position 
adjustment. When MIRROR setting (
Operating Guide → SETUP menu) is 
changed, the image position is shifted. 
• When ALTERNATE is selected, if an error is occurred and the lamp is turned 
off on a working projector, the other automatically starts to work. In a case an 
RS-232C cable is disconnected or AC power is not supplied, the other will not 
work. 
• Even when ALTERNATE is selected, if one or both of PIN LOCK and 
TRANSITION DETECTOR are set to ON (
Operating Guide → SECURITY 
menu), the both projectors will turn on. Then, after inputting security code for 
each one, one of projector will turn off.
• In the Intellectual Stack use, POWER indicator on the control panel of 
projector operates in different way from normal use. (
Operating Guide → 
Troubleshooting)  When Main and Sub projectors are in standby mode, if 
STANDBY/ON button on the remote control or control panel of Main projector 
is pressed, Main projector will decide projectors to turn on in accordance with 
STACK MODE setting. 
-  While Main projector is selecting projectors to turn on, POWER indicator on 
Main projector is blinking in green. 
-  If Main projector is required to turn on, POWER indicator on Main projector 
turns to steady green after the lamp is on, as same as usual. 
-  If only Sub projector is required to turn on, POWER indicator on Main 
projector turns to steady orange after Sub projector turns on. 
-  If an error is occurred on Main projector, Sub projector turns on and POWER 
indicator on Main projector is lighting or blinking in red. 
Selecting lamp working mode (continued)