Hitachi CP-WU5500 User Manual page 119

Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon
The remote
control does not
work.
Video screen
display freezes.
Colors have
a faded-out
appearance,
or color tone is
poor.
Pictures appear
dark.
Pictures appear
blurry.
(continued on next page)
Cases not involving a machine defect
The batteries in the remote control are near the end.
Replace the batteries.
The FREEZE function is working.
Press FREEZE button to restore the screen to normal.
Color settings are not correctly adjusted.
Perform picture adjustments by changing the COLOR TEMP,
COLOR and/or TINT settings, using the menu functions.
COLOR SPACE setting is not suitable.
Change the COLOR SPACE setting to AUTO, RGB,
SMPTE240, REC709 or REC601.
The brightness and/or contrast are adjusted to an
extremely low level.
Adjust BRIGHTNESS and/or CONTRAST settings to a
higher level using the menu function.
The projector is operating in Eco mode.
Set ECO MODE in the LAMP & FILTER menu to NORMAL.
The lamp is approaching the end of its product
lifetime.
Replace the lamp.
Dimming Level of Blending function is working.
Set Dimming Level to a higher level or set Blending -
Mode to OFF.
The lens cover is attached.
Remove the lens cover.
Either the focus and/or horizontal phase settings are
not properly adjusted.
Adjust the focus using the focus ring, and/or H PHASE
using the menu function.
Troubleshooting
Reference
page
27
46
56, 58
63
56
69
103
41, 44
–
35, 62
119