Acer P1623 - Manual (Page 15)

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Control Panel
# Function Description
1 LAMP Lamp Indicator LED.
2 POWER indicator
LED Refer to the "Turning the Projector On/Off" section.
3 Keystone Adjusts image distortion caused by tilting projection
(±40 degrees).
4 Power key Refer to the "Turning the Projector On/Off" section.
5 MENU Launches the Onscreen Display (OSD) menu, returns to
the previous step for the OSD menu operation or exits
the OSD menu.
6 MODE Chooses a display mode.
7 TEMP Temp Indicator LED.
8 SOURCE Chooses RGB, component video, S-Video, composite
video, HDMI (MHL) or HDTV source.
9 Four directional
selection keys Selects items or makes adjustments to your selection
10 RESYNC Automatically synchronizes the projector to the input
source.
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