FAQ | EIZO CORPORATION

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There is a clicking noise coming from the monitor.

This noise is caused by the slight expansion and contraction of the product's structural material due to changes in room temperature.

It is not a malfunction and does not affect the life of the product or its characteristics.?

▼ Model：L551 FAQ ranking

No.	Question	Category	Date
1	How to Safely Disinfect and Clean EIZO Products (COVID-…▼ How to Safely Disinfect and Clean EIZO Products (COVID-19)	FlexScan ColorEdge FORIS DuraVision Raptor RadiForce	June 24, 2025
2	Is it ok to setup the monitor on painted surface?	FlexScan ColorEdge FORIS DuraVision RadiForce	January 20, 2015
3	There is a clicking noise coming from the monitor.	FlexScan ColorEdge FORIS DuraVision Raptor RadiForce	January 7, 2022
4	Why doesn't the "Auto adjustment button"…▼ Why doesn't the "Auto adjustment button" work properly?	FlexScan ColorEdge FORIS
5	Does the power ON/OFF operation shorten backlight life?	FlexScan ColorEdge FORIS
6	Does "Usage Time" in the ScreenManager menu c…▼ Does "Usage Time" in the ScreenManager menu count the screensaver's running time?	FlexScan
7	Is it necessary to install the monitor information file…▼ Is it necessary to install the monitor information file attached to the monitor packages?	FlexScan
8	When I connect a USB cable to EIZO monitors, they indic…▼ When I connect a USB cable to EIZO monitors, they indicate "EIZO USB HID Monitor". Is this a problem?	FlexScan ColorEdge FORIS
9	How much difference is there between the electromagneti…▼ How much difference is there between the electromagnetic wave emissions of a CRT and that of a LCD?	FlexScan ColorEdge
10	How long is the lifetime of an EIZO monitor?	FlexScan ColorEdge FORIS
11	When updating Windows, is it necessary to update the &q…▼ When updating Windows, is it necessary to update the "EIZO NANAO CORPORATION-Monitors-***(model name)" program included in the hardware update programs?	FlexScan
12	Do ghost images occur when displaying moving pictures o…▼ Do ghost images occur when displaying moving pictures on EIZO LCD monitors?	FlexScan ColorEdge FORIS
13	Is asbestos contained in EIZO monitors?	FlexScan ColorEdge FORIS
14	Why don't images appear when the message "No …▼ Why don't images appear when the message "No signal" is shown on the screen?	FlexScan ColorEdge FORIS
15	Afterimages appear when I continuously display one imag…▼ Afterimages appear when I continuously display one image on screen and change the image to different one, is this a problem?	FlexScan ColorEdge FORIS
16	Which "FineContrast" mode can achieve the fas…▼ Which "FineContrast" mode can achieve the fastest response time?	FlexScan
17	What is the maximum refresh rate supported for each res…▼ What is the maximum refresh rate supported for each resolution on each model?	FlexScan ColorEdge FORIS
18	Do letters look smaller on a high resolution monitor th…▼ Do letters look smaller on a high resolution monitor than a low resolution monitor?	FlexScan ColorEdge FORIS
19	The specifications of the mounting screws indicate &quo…▼ The specifications of the mounting screws indicate "M4 x 12". What does this mean?	FlexScan ColorEdge FORIS
20	Can I connect two PCs to a monitor?	FlexScan ColorEdge FORIS

▼ Model：L551 Latest updates

No.	Question	Category	Date
1	There is a clicking noise coming from the monitor.	FlexScan ColorEdge FORIS DuraVision Raptor RadiForce	January 7, 2022
2	How to Safely Disinfect and Clean EIZO Products (COVID-…▼ How to Safely Disinfect and Clean EIZO Products (COVID-19)	FlexScan ColorEdge FORIS DuraVision Raptor RadiForce	June 24, 2025
3	Is it ok to setup the monitor on painted surface?	FlexScan ColorEdge FORIS DuraVision RadiForce	January 20, 2015
4	Does the power ON/OFF operation shorten backlight life?	FlexScan ColorEdge FORIS
5	When updating Windows, is it necessary to update the &q…▼ When updating Windows, is it necessary to update the "EIZO NANAO CORPORATION-Monitors-***(model name)" program included in the hardware update programs?	FlexScan
6	How much difference is there between the electromagneti…▼ How much difference is there between the electromagnetic wave emissions of a CRT and that of a LCD?	FlexScan ColorEdge
7	Is it necessary to install the monitor information file…▼ Is it necessary to install the monitor information file attached to the monitor packages?	FlexScan
8	Which "FineContrast" mode can achieve the fas…▼ Which "FineContrast" mode can achieve the fastest response time?	FlexScan
9	The specifications of the mounting screws indicate &quo…▼ The specifications of the mounting screws indicate "M4 x 12". What does this mean?	FlexScan ColorEdge FORIS
10	I would like to apply a quakeproof gel cushion to the f…▼ I would like to apply a quakeproof gel cushion to the foot of the ArcSwing 2 stand, but I hear that such a quakeproof cushion cannot be used with antibacterial, fluorine, or siliconized materials. Does the foot of the ArcSwing 2 stand contain such materials?	FlexScan
11	Does "Usage Time" in the ScreenManager menu c…▼ Does "Usage Time" in the ScreenManager menu count the screensaver's running time?	FlexScan
12	Do letters look smaller on a high resolution monitor th…▼ Do letters look smaller on a high resolution monitor than a low resolution monitor?	FlexScan ColorEdge FORIS
13	Can I connect two PCs to a monitor?	FlexScan ColorEdge FORIS
14	Why doesn't the "Auto adjustment button"…▼ Why doesn't the "Auto adjustment button" work properly?	FlexScan ColorEdge FORIS
15	Do ghost images occur when displaying moving pictures o…▼ Do ghost images occur when displaying moving pictures on EIZO LCD monitors?	FlexScan ColorEdge FORIS
16	Afterimages appear when I continuously display one imag…▼ Afterimages appear when I continuously display one image on screen and change the image to different one, is this a problem?	FlexScan ColorEdge FORIS
17	What type of monitor should I buy for reduced eye strai…▼ What type of monitor should I buy for reduced eye strain and fatigue?	FlexScan ColorEdge FORIS
18	How long is the lifetime of an EIZO monitor?	FlexScan ColorEdge FORIS
19	Which should I turn on first, the monitor or the comput…▼ Which should I turn on first, the monitor or the computer?	FlexScan ColorEdge FORIS
20	Why are images displayed on LCD monitors sometimes uncl…▼ Why are images displayed on LCD monitors sometimes unclear?	FlexScan ColorEdge FORIS

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