102
Appendix
No image displays
– Check for the connection between your projector and computer or
image equipment.
– Check for correct input signal from computer. Connection with
certain notebook computer may mandate changes to its display
output settings. See the user manual included with the computer
for details on settings.
– It takes about 30 seconds for your projector to show the first
image.
– Check for mode of signal, color system, image system, or
computer system.
– Make sure the ambient temperature is within given range
[0˚C–40˚C].
– Image does not display in BLANK mode. Check the BLANK button
or other buttons on the remote controller.
Abnormal color
– Check for mode of signal, color system, image system, or
computer system.
– Make sure Blackboard mode is not selected in Image Select.
Auto PC Adjusting
function failure
– Check input signal. Auto PC adjustment function does not work
when HDMI input. Auto PC Adjustment function may fail to work if
you select the following system signal format
：
720 x 480i, 720 x 576i, 720 x 480p,720 x 576p, 1280 x 720p,
1920 x 1080i, 1920 x 1080p
Keystone settings do not
save after power off
– Make sure you have selected Store after Keystone settings
adjustment. Keystone settings do not keep without selecting Store.
Power management
failure
– In case of Freeze or Blank operation, the power management
function does not work.
Auto Setting does not
work
– Make sure it is not set to "Off" in each setup menu.
– Make sure "On" is not set in Ceiling function.
Image distorted or
disappeared
– Check and revise the PC Adj. menu or Screen menu.
A password prompt
displays after power on
– You have set up the Logo Passcode lock function
Remote controller does
not work
– Check the battery.
– Make sure there is no obstacles stand in between your projector
and the remote controller.
– Make sure the remote controller is not too far away from your
projector. The maximum operation range is 8m.
– Disable the key lock of the remote controller in the Setup menu.
