Top Features - NEC VT440 Service Manual

Top Features

1 Source Button
Use this button to select a video source such as a PC, VCR or DVD
player.
2 Auto Adjust Button
Use this button to adjust Position-H/V and Pixel Clock/Phase for
an optimal picture. Some signals may not be displayed correctly or
take time to switch between sources.
3 Menu Button
Displays the menu.
4 Select ( ) / Volume (+) (–) Buttons
: Use these buttons to select the menu of the item you wish
to adjust.
: Use these buttons to change the level of a selected menu
item.
A press of the button executes the selection. When no menus
appear, these buttons work as a volume control.
When the pointer is displayed, these
pointer.
5 Enter Button
Executes your menu selection and activates items selected from
the menu.
4
5
7
6
8
9
buttons move the
1
2
3
6 Cancel Button
Press this button to exit the menu. Press this button to return the
adjustments to the last condition while you are in the adjustment
or setting menu.
7 Status Indicator
When this is lit red (orange in Eco mode) continually, it's warning
you that the projection lamp has exceeded 2000 hours (up to 3000
hours in Eco mode) of service. After this light appears, it is advis-
able to replace the projection lamp as soon as possible. (See page
E-33). In addition the message "The lamp has reached the end of
its usable life. Please replace the lamp." appears continually until
the lamp is replaced.
If this light blinks red rapidly, it indicates that the lamp cover or
filter cover is not attached properly or the projector is overheated.
See the Power / Status Light Messages on page E-35 for more
details.
8 Power Indicator ( )
When this indicator is green, the projector is on; when the indica-
tor is orange, it is in standby mode.
9 Power Button (ON / STAND BY)
Use this button to turn the power on and off when the power is
supplied and the projector is in standby mode.
NOTE: To turn off the projector, press and hold this button for
minimum of two seconds.
E–10