17
STACK menu settings
3. Press the ◄ button to return to the previous menu, or press the ► button to 
complete the setting. (
19
)
NOTE  • The ALTERNATE MODE dialog can be operated on the Main 
projector when ALTERNATE is selected in the LAMP MODE dialog.
• To maintain the quality and reliability of the two projectors, the projector with 
the most lamp usage may be turned on even if AUTO is selected.
3.4 Selecting lamp switching mode
The following setting is necessary only when ALTERNATE is selected in the 
LAMP MODE dialog. (
15
)  Select the AUTO or NORMAL lamp switching mode 
when using ALTERNATE.
1.  Highlight ALTERNATE MODE in the STACK 
menu with the ▲/▼ buttons, then press the ► 
button to display the ALTERNATE MODE dialog.
2. Use the ▲/▼ buttons in the dialog to highlight AUTO or NORMAL.
$872: Turns on the projector with the least lamp usage.
1250$/: Turns on the projector that was not used the previous time.