Appendix – InFocus IN1026 Advanced 4200-Lumen WXGA 3LCD Projector User Manual
Page 94
www.infocus.com
Appendix
94
Troubleshooting
Solution
Image looks dim
• Check for contrast and brightness settings.
• Check for correct image mode settings
• Check for lamp brightness settings.
• Check for lamp replacement alert. The lamp replacement
alert suggests the lamp is reaching the end of its life cycle.
Please replace it with a new one of the same model
immediately.
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, colour system, image system, or
computer system.
• Make sure the ambient temperature is within given range
[0°C–40°C (35-ECO)].
• Image does not display in BLANK mode. The BLANK
button or other buttons on the remote control.
Abnormal colour
• Check for mode of signal, colour system, image system, or
computer system.
• Make sure Blackboard mode is not selected in Image
mode.
Some operations are
invisible
• Check the display function.
Auto PC Adjusting
function failure
• Check input signal. Auto PC Adjusting function in
unavailable in 480p, 576p, 720p, 480i, 576i or 1080i mode.
Settings do not save
after power off
• Make sure you have selected Store after settings
adjustment. Certain 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 Setting menu.
• Make sure "On" is not set in Ceiling function.
Image distorted or
disappeared
• Check and revise the PC Adj. menu or Display.