Lenovo C27-40 User Manual

ii
©Copyright Lenovo 2022
Contents
Product Number ....................................................................................................................................................................... i
ContentsSafety information ..................................................................................................................................................... ii
Safety information.................................................................................................................................................................. iii
Safety and Maintenance Guidelines ........................................................................................................................................ iv
Getting started .............................................................................................................................................. 1-1
Shipping contents ..................................................................................................................................................................... 1-1
Notice for use ............................................................................................................................................................................ 1-1
Product overview ...................................................................................................................................................................... 1-2
Types of adjustments ......................................................................................................................................................... 1-2
User controls ...................................................................................................................................................................... 1-2
Cable lock slot .................................................................................................................................................................... 1-2
Setting up your monitor ............................................................................................................................................................ 1-3
Connecting and turning on your monitor .......................................................................................................................... 1-3
Registering your option ..................................................................................................................................................... 1-5
Adjusting and using your monitor .................................................................................................................. 2-1
Comfort and accessibility .......................................................................................................................................................... 2-1
Arranging your work area ......................................................................................................................................................... 2-1
Health Administration ............................................................................................................................................................... 2-2
Low Blue Light .................................................................................................................................................................... 2-5
Accessibility information ................................................................................................................................................... 2-5
Adjusting your monitor image .................................................................................................................................................. 2-6
Using the direct access controls ........................................................................................................................................ 2-6
Using the On-Screen Display (OSD) controls ..................................................................................................................... 2-6
Selecting a supported display mode ......................................................................................................................................... 2-9
Understanding power management ......................................................................................................................................... 2-9
Caring for your monitor .......................................................................................................................................................... 2-10
Detaching the monitor stand .................................................................................................................................................. 2-10
Wall Mounting (Optional) ....................................................................................................................................................... 2-10
Reference information .................................................................................................................................. 3-1
Monitor specifications .............................................................................................................................................................. 3-1
Troubleshooting ........................................................................................................................................................................ 3-2
Manual image setup ................................................................................................................................................................. 3-4
Manually installing the monitor driver .............................................................................................................................. 3-5
Service information ........................................................................................................................................................... 3-7
Registering your option ............................................................................................................................................................. A-1
Online technical support ........................................................................................................................................................... A-1
Telephone technical support .................................................................................................................................................... A-1
Worldwide telephone list .................................................................................................................................................. A-1
Recycling information ............................................................................................................................................................... B-2
Collecting and recycling a disused Lenovo computer or monitor ...................................................................................... B-2
Disposing of Lenovo computer components ..................................................................................................................... B-2
Trademarks ............................................................................................................................................................................... B-3
Turkish statement of compliance .............................................................................................................................................. B-3
Ukraine RoHS ............................................................................................................................................................................ B-3
India RoHS ................................................................................................................................................................................. B-3
Power cords and power adapters ............................................................................................................................................. B-3

Lenovo C27-40 Specifications

General

Panel type	VA
Color depth	8 bit
Color gamut	72 %
Pixel pitch	0.311 x 0.311 mm
Screen shape	Flat
Pixel density	81 ppi
Display diagonal	27 \
Anti-glare screen	Yes
Display technology	LED
Native aspect ratio	16:9
Maximum refresh rate	75 Hz
Response time (fast)	4 ms
Viewable size, vertical	336.3 mm
Contrast ratio (dynamic)	3000000:1
Contrast ratio (typical)	3000:1
Display number of colors	16.7 million colors
Viewable size, horizontal	597.8 mm
Display brightness (typical)	250 cd/m²
AC input voltage	100 - 240 V
Power supply type	Internal
AC input frequency	50 - 60 Hz
Power consumption (max)	28 W
Power consumption (off)	0.3 W
Power consumption (standby)	0.5 W
Power consumption (typical)	20 W
Certification	RoHS TÜV Rheinland Eye Comfort
Product color	Black
AMD FreeSync type	FreeSync
Compatible operating systems	Windows 10, Windows 11
HDMI version	1.4
Headphone connectivity	3.5 mm
Tilt angle range	-5 - 22 °
Cable lock slot type	Kensington
Panel mounting interface	100 x 100 mm
Cables included	AC, HDMI
HDMI cable length	1.8 m
Package depth	456 mm
Package width	154 mm
Package height	716 mm
Package weight	6600 g

Weight and Dimensions

Bezel width (side)	2 mm
Depth (with stand)	209.5 mm
Width (with stand)	614.1 mm
Height (with stand)	454.4 mm
Weight (with stand)	4800 g
Bezel width (bottom)	28.1 mm
Depth (without stand)	45.5 mm
Height (without stand)	374.5 mm
Weight (without stand)	4000 g