High End Systems DLHD High Definition Digital Light User Manual page 301

Problem
The LCD Menu display is off
Fixture behaves erratically or
won't respond to DMX
control
DLHD Digital Light User Manual
• 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.
• 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).
Maintenance and Troubleshooting
Solution
CHAPTER 17
279