Wide IF1911C, User Manual, Page: 18 / 22

Appendix
Troubleshooting
No picture
• Make sure that the power cord is completely connected. (See page 8.)
• Make sure that the LCD monitor and computer power switch are on.
• Check the signal cable connector for bent or pushed-in pins.
The display image is too light or too dark.
• Adjust the Brightness. (See page 11.)
Screen is blank and power indicator light is steady Blue or blinks every
1seconds.
• Make sure that the signal cable is completely connected to the display card or computer.
• Make sure that the display sources or computer are turned on. (See page 8.)
• The monitor is in the power management system.
• Press any key on the keyboard or move the computer’s mouse.