Optoma HD70 Manual page 33

User Controls
Options |
Lamp Settings
Lamp Hour
Displays the cumulative lamp operating time.
Lamp Reminding
Choose this function to show or to hide the warning message
when the changing lamp message is displayed. The message
will appear up 30 hours before suggested replacement of
lamp.
Bright Mode
Choose "On" to increase the brightness. Choose "Off" to re-
turn normal mode.
Lamp Reset
Reset the lamp life hour after replacing the lamp.
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