Dahua Technology DHI-LM55-F400, User Manual

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User’s Manual
29
Missing one of the primary
colors (RED, GREEN, or
BLUE)
Inspect the monitor’s video cable and make sure that no pin is
damaged.
Make sure the monitor’s video cable is properly connected to the
computer.
Screen image is not
centered or sized properly
Adjust H-Position and V-Position or press hot-key (AUTO).
Picture has color defects
(white does not look white)
Adjust RGB color or select desired color temperature.
Horizontal or vertical
disturbances on the screen
Use Windows 7/8/10/2000 shut-down mode to adjust CLOCK and FOCUS.
Press hot-key (AUTO) to auto-adjust.