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Does the round part on the top side of EX3 and EX4 light up when running measurements?

The round part on the top side of the sensor does not light up when running measurements.

EX4: red round part	EX3: white round part

These are ambient light sensor.

But ColorNavigator does not support Ambient light adjustment by using EX3 and EX4.

▼ Product Categories：ColorEdge FAQ ranking

No.	Question	Category	Date
1	There is a clicking noise coming from the monitor.	ColorEdge	January 7, 2022
2	How to Safely Disinfect and Clean EIZO Products (COVID-…▼ How to Safely Disinfect and Clean EIZO Products (COVID-19)	ColorEdge	April 6, 2020
3	Is it ok to setup the monitor on painted surface?	ColorEdge	January 20, 2015
4	Why EIZO software such as ScreenManager Pro or ColorNav…▼ Why EIZO software such as ScreenManager Pro or ColorNavigator cannot recognize the EIZO monitor connected to the USB 3.0 port of the PC?	ColorEdge	January 5, 2015
5	Does the power ON/OFF operation shorten backlight life?	ColorEdge
6	Why doesn't the "Auto adjustment button"…▼ Why doesn't the "Auto adjustment button" work properly?	ColorEdge
7	Monitor shows incorrect color and non-smooth tone when …▼ Monitor shows incorrect color and non-smooth tone when connecting Mac via HDMI cable.	ColorEdge	February 7, 2023
8	When connecting Mac (2018 or later) to an monitor with …▼ When connecting Mac (2018 or later) to an monitor with DVI input, screen flicker occurs or no image displayed.	ColorEdge	July 31, 2020
9	The monitor connected via DisplayPort does not show any…▼ The monitor connected via DisplayPort does not show any image.	ColorEdge	August 21, 2015
10	Which chemicals are safe for disinfecting and cleaning …▼ Which chemicals are safe for disinfecting and cleaning monitors and accessories?	ColorEdge	March 5, 2020
11	ColorNavigator 7 language pack (zip file) automatically…▼ ColorNavigator 7 language pack (zip file) automatically extracted when downloaded.	ColorEdge	March 22, 2019
12	Why the signal error is displayed and there are no imag…▼ Why the signal error is displayed and there are no image on the screen, when playing Blu-ray video on the player device connected via HDMI?	ColorEdge	March 10, 2016
13	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?	ColorEdge
14	When monitor is connected to a PC via USB Type-C, the c…▼ When monitor is connected to a PC via USB Type-C, the communication speed of USB devices connected to a USB hub and the monitor built-in wired LAN slows down.	ColorEdge	February 17, 2023
15	I've been disconnected from the network connected …▼ I've been disconnected from the network connected via the LAN port of the monitor (Windows).	ColorEdge	July 15, 2022
16	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?	ColorEdge
17	I've been disconnected from the network connected …▼ I've been disconnected from the network connected via the LAN port of the monitor (macOS).	ColorEdge	December 6, 2022
18	When using the HDR supported ColorEdge, the color appea…▼ When using the HDR supported ColorEdge, the color appears washed out or extremely overexposed / bright.	ColorEdge	January 12, 2023
19	When using ColorEdge calibrated by ColorNavigator 6 and…▼ When using ColorEdge calibrated by ColorNavigator 6 and Chrome version.68 or later, colors not displayed correctly.	ColorEdge	February 21, 2019
20	Why does the screen suddenly go blank or not come back …▼ Why does the screen suddenly go blank or not come back on after wake up from stand by, when connecting to a Lenovo PC via DiaplayPort?	ColorEdge

▼ Product Categories：ColorEdge Latest updates

No.	Question	Category	Date
1	When monitor is connected to a PC via USB Type-C, the c…▼ When monitor is connected to a PC via USB Type-C, the communication speed of USB devices connected to a USB hub and the monitor built-in wired LAN slows down.	ColorEdge	February 17, 2023
2	When using the HDR supported ColorEdge, the color appea…▼ When using the HDR supported ColorEdge, the color appears washed out or extremely overexposed / bright.	ColorEdge	January 12, 2023
3	There is a clicking noise coming from the monitor.	ColorEdge	January 7, 2022
4	I've been disconnected from the network connected …▼ I've been disconnected from the network connected via the LAN port of the monitor (Windows).	ColorEdge	July 15, 2022
5	I've been disconnected from the network connected …▼ I've been disconnected from the network connected via the LAN port of the monitor (macOS).	ColorEdge	December 6, 2022
6	When connecting Mac (2018 or later) to an monitor with …▼ When connecting Mac (2018 or later) to an monitor with DVI input, screen flicker occurs or no image displayed.	ColorEdge	July 31, 2020
7	How to Safely Disinfect and Clean EIZO Products (COVID-…▼ How to Safely Disinfect and Clean EIZO Products (COVID-19)	ColorEdge	April 6, 2020
8	Which chemicals are safe for disinfecting and cleaning …▼ Which chemicals are safe for disinfecting and cleaning monitors and accessories?	ColorEdge	March 5, 2020
9	Does the round part on the top side of EX3 and EX4 ligh…▼ Does the round part on the top side of EX3 and EX4 light up when running measurements?	ColorEdge	August 2, 2019
10	ColorNavigator 7 language pack (zip file) automatically…▼ ColorNavigator 7 language pack (zip file) automatically extracted when downloaded.	ColorEdge	March 22, 2019
11	When using ColorEdge calibrated by ColorNavigator 6 and…▼ When using ColorEdge calibrated by ColorNavigator 6 and Chrome version.68 or later, colors not displayed correctly.	ColorEdge	February 21, 2019
12	RGB high tones (Especially green) are lost when HDMI co…▼ RGB high tones (Especially green) are lost when HDMI connection used on the CG3145 / CG319X.	ColorEdge	June 28, 2018
13	In some applications, tone characteristics and the colo…▼ In some applications, tone characteristics and the color of the image are not displayed correctly causing low tones to appear lost.	ColorEdge	April 6, 2016
14	Why the signal error is displayed and there are no imag…▼ Why the signal error is displayed and there are no image on the screen, when playing Blu-ray video on the player device connected via HDMI?	ColorEdge	March 10, 2016
15	The monitor connected via DisplayPort does not show any…▼ The monitor connected via DisplayPort does not show any image.	ColorEdge	August 21, 2015
16	Can I use the monitor in environment with corrosive gas…▼ Can I use the monitor in environment with corrosive gas?	ColorEdge	June 11, 2015
17	Why doesn't ColorNavigator Ver.5 start in multi-m…▼ Why doesn't ColorNavigator Ver.5 start in multi-monitor environment?	ColorEdge	May 1, 2015
18	Why the monitor displays wrong color and non-smooth ton…▼ Why the monitor displays wrong color and non-smooth tone when connecting Mac via Mini DisplayPort cable?	ColorEdge	March 17, 2015
19	Is it ok to setup the monitor on painted surface?	ColorEdge	January 20, 2015
20	Why is the screen distorted on the right edge of the mo…▼ Why is the screen distorted on the right edge of the monitor when connected to Mac Pro (Late 2013) via DisplayPort?	ColorEdge	May 26, 2015

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