Hitachi ED-AW100N User Manual page 92

Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon Cases not involving a machine defect
The FREEZE function is working.
FREEZE
Color settings are not correctly adjusted.
COLOR SPACE setting is not suitable.
The brightness and/or contrast are adjusted to an
extremely low level.
The ECO MODE function is working.
The lamp is approaching the end of its product lifetime.
Either the focus and/or horizontal phase settings are
not properly adjusted.
The lens or mirror is dirty or fogged.
Vertical resolution of the input signal is equal to or
more than the vertical resolution of display area that is
determined by D-ZOOM adjustment value.
40)
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Troubleshooting
Reference
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