Hitachi CP-X2011N User Manual page 97

Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon
Video screen
display freezes.
Colors have a
faded- out
appearance, or
Color tone is
poor.
Pictures appear
dark.
Pictures appear
blurry.
RS-232C does
not work.
(continued on next page)
Cases not involving a machine defect
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,
TINT and/or COLOR SPACE 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 to NORMAL, and set AUTO ECO MODE to
OFF, in the SETUP menu.
The lamp is approaching the end of its product lifetime.
Replace the lamp.
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.
The lens is dirty or misty.
Clean the lens referring to the section "Caring for the lens".
The SAVING function is working.
Select NORMAL for STANDBY MODE item in the SETUP
menu.
The COMMUNICATION TYPE for the CONTROL port is
set to NETWORK BRIDGE.
Select OFF for COMMUNICATION TYPE item in the
OPTION - SERVICE - COMMUNICATION menu.
Troubleshooting
Reference
page
25
31, 36
36
30
40, 41
85, 86
21, 35
90
41
57
97