Optoma HD142X User manual - Page 33
Audio menu, Setup menu
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USING THE PROJECTOR Audio menu Audio mute menu Mute Use this option to temporarily turn off the sound. On: Choose the "On" to turn mute on. Off: Choose the "Off" to turn mute off. Note: "Mute" function affects both internal and external speaker volume. Audio volume menu Volume Adjust the volume level. Setup menu Setup projection menu Projection Select the preferred projection between front, rear, ceiling-top, and rear-top. Setup lamp settings menu Lamp Reminder Choose this function to show or to hide the warning message when the changing lamp message is displayed. The message will appear 30 hours before suggested replacement of lamp. Lamp Reset Resets the lamp hour counter after replacing the lamp. Setup filter settings menu Filter Usage Hours Display the filter time. Optional Filter Installed Set the warning message setting. Yes: Display warning message after 500 hours of use. Note: "Filter Usage Hours / Filter Reminder / Filter Reset" will only appear when "Optional Filter Installed" is "Yes". No: Turn off warning message. Filter Reminder Choose this function to show or hide the warning message when the changing filter message is displayed. The available options include 300hr, 500hr, 800hr, and 1000hr. Filter Reset Reset the dust filter counter after replacing or cleaning the dust filter. English 33