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15 Appendix A
A.2 Keypad Interface
A.3 Power Indicator LED Status
The keypad interface provides a driver for a dual color LED to indicate
status.
(1) Green: COMMON board detects a input signal and sends output sig-
nal to LCD panel.
(2) Orange: No signal detected, or out of range.
(3) Green and blinking: Backlight is off.
(3) No color: Power off
AUTO Press this button to execute auto-adjustment process.
SEL Press to show the OSD screen or select an item to change
its setting.
Press to move between items or increase/decrease item set-
ting.
Press both buttons simultanously to lock/unlock the current
settings.
EXIT Press to close the selected item or the whole OSD screen.
ON/OFF Press the ON/OFF button to turn FPM-2150G’s backlight on
and off. When power is off, the power indicator will be blink-
ing.