Troubleshooting | LG Electronics 27EC33V guide

TROUBLESHOOTING 23

TROUBLESHOOTING

Check the following before calling for service.

No image appears

Is the power cord of the display	yy Check and see if the power cord is connected properly to the power
connected?	outlet.
	outlet.
Is the power indicator light on?	yy Press the Power button.
Is the power on and the power	yy Adjust the brightness and the contrast.
indicator Red?
Is the power indicator flickering?	yy If the display is in power saving mode, try moving the mouse or
	pressing any key on the keyboard to bring up the screen.
	yy Try to turn on the PC.
Do you see an "OUT OF RANGE"	yy This message appears when the signal from the PC (video card) is
message on the screen?	out of horizontal or vertical frequency range of the display. See the

	'Specifications' section of this manual and configure your display
	again.
Do you see a "NO SIGNAL"	yy When the monitor is on "No-Signal" in 5 minutes, the monitor goes to
message on the screen?	DPM mode.
	DPM mode.

Do you see a "OSD LOCKED" message on the screen?

Do you see “OSD LOCKED” when	yy You can secure the current control settings, so that they cannot be
you push MENU button?	inadvertently changed. You can unlock the OSD controls at any time

	by pushing the MENU button for several seconds: the message “OSD
	UNLOCKED” will appear.

Display image is incorrect

	Display Position is incorrect.	yy Press the AUTO button to automatically adjust your display image to
		the ideal setting.
	On the screen background, vertical yy Press the AUTO button to automatically adjust your display image to
	bars or stripes are visible.	the ideal setting.
		the ideal setting.
	Any horizontal noise appearing in	yy Press the AUTO button to automatically adjust your display image to
	any image or characters are not	the ideal setting.
	clearly portrayed.	the ideal setting.
	clearly portrayed.	yy Check Control Panel ► Display ► Settings and adjust the display

		to the recommended resolution or adjust the display image to the ideal
		setting. Set the color setting higher than 24 bits (true color).

ENGLISH

Image 24

LG Electronics 27EC33V owner manual Troubleshooting, Check the following before calling for service

Contents

LED LCD Monitor Page Contents Assembling and Preparing Unpacking Parts and buttons Setting up the Monitor set Attaching the Stand BaseStand Body Stand Body Stand Base Detaching the Stand Base Body Using the cable holder Mounting on a tableCable holder Front Rear Mounting on a wall 27EC33V Using the Monitor SET Connecting to a PCSUB connection DVI-D connection YySelf Image Setting Function Yy‘AUTO’ Function Customizing Settings Monitor set ButtonsOSD Locked Unlocked Customizing Settings Menu Settings Picture Menu Next Menu Picture Color Menu Next Menu ColorColor Temp Custom Volume Display Power IndicatorOthers Menu Next Menu Others MY KEY Setting MY KEY SettingMY KEY Back FUNC. Setting Picture Mode Super Energy Saving Super Energy SavingOFF Dual Display Dual WEB MY KEY Setting Troubleshooting Check the following before calling for service Settings Recommend resolution SPECIFICATIONS‌ 27EC33V Preset Modes Resolution 27EC33V Indicator Proper posture for using the Monitor set Proper Posture Model Serial