IBM iL2215 User Manual page 24

Using the keypad and remote control buttons
While the menus are displayed, the volume, source, and standy buttons on
the keypad act as menu navigation buttons. See "Using the on-screen menus"
on page 16.
Lamp on/off (keypad only)
Press the lamp on/off button to turn the lamp on or off. The Lamp LED
indicates the state of the lamp. When the Lamp LED 1 lights green, you can
turn the lamp on, or the lamp is currently on. An orange LED indicates the
software is initializing or the lamp is cooling. Do not press the lamp on/off
button when the LED is orange.
14
iL2215 IBM UltraPortable Data/Video Projector: User's Guide