High End Systems DLHD High Definition Digital Light, Руководство пользователя

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CHAPTER 17
Maintenance and Troubleshooting
DLHD Digital Light User Manual 279
The LCD Menu display is off
• If the Blue LED is off, the Computer isn’t receiving power. Press and hold
the Top and Bottom Tab select buttons to restart computer, (see
Menu
Panel Components
on page 21.)
• If the screen is not backlit, press the LCD power button, (see
LCD Display
Adjustment Buttons
on page 22.)
• Check the Video In Video Out adapter on the video card (middle plug)
connection.
• Check that the connectors for the composite video cable at the LCD Screen
and the Video card are seated securely.
Fixture behaves erratically or
won’t respond to DMX
control
• Verify that the last unit on the DMX link is properly terminated, (see .
• To control the DLHD with DMX, you must first enable DMX through the
menu System (see
DMX_Control Screen
on page 28) or the CMA (see ).
• If you’re using DMX to control the projector using its native menu system,
make sure you send a safe command after each button command;
otherwise, its analogous to pressing a button on the projector menu system
and not releasing it (see page
Projector Control
on page 47).
Problem Solution