Phenomenon Cases not involving a machine defect
Reference 
page
Some kind 
of image 
degradation 
such as 
ickering or 
stripes appear 
on screen. 
When the projector is operating in Eco mode, 
ickering may appear on screen.
Set ECO MODE to NORMAL, and set AUTO ECO 
MODE to OFF, in the SETUP menu.
43, 44
The OVER SCAN ratio is too big.
Adjust OVER SCAN in the IMAGE menu smaller.
37
Excessive VIDEO NR.
Change the setting of VIDEO NR in the INPUT menu.
39
The FRAME LOCK function cannot work on the 
current input signal.
Set FRAME LOCK in the INPUT menu to OFF.
41
RS-232C does 
not work.
The SAVING function is working.
Select NORMAL for STANDBY MODE item in the SETUP 
menu.
45
Troubleshooting
Phenomena that may be easy to be mistaken for machine defects (continued)
• Although bright spots or dark spots may appear on the screen, this 
is a unique characteristic of liquid crystal displays, and it does not constitute or 
imply a machine defect.
NOTE