Product numbers
C20270QL0
66A7-G*C2-WW
First Edition (February 2020)
© Copyright Lenovo 2020.
LENOVO products, data, computer software, and services have been developed exclusively at private expense and are sold to
governmental entities as commercial items as defined by 48 C.F.R. 2.101 with limited and restricted rights to use, reproduction
and disclosure.
LIMITED AND RESTRICTED RIGHTS NOTICE: If products, data, computer software, or services are delivered pursuant
a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in
Contract No. GS-35F-05925.
Contents
Safety information .......................................................................................................................................... iii
General Safety guidelines ........................................................................................................................................................................ iii
Chapter 1. Getting started............................................................................................................................ 1-1
Shipping contents ................................................................................................................................................................................... 1-1
Notice for use ......................................................................................................................................................................................... 1-1
Product overview ................................................................................................................................................................................... 1-2
Types of adjustments ....................................................................................................................................................................... 1-2
Tilt .................................................................................................................................................................................................... 1-2
Monitor controls .............................................................................................................................................................................. 1-3
Cable lock slot ................................................................................................................................................................................. 1-3
Setting up your monitor ......................................................................................................................................................................... 1-4
Connecting and turning on your monitor ........................................................................................................................................ 1-4
Registering your option .......................................................................................................................................................................... 1-8
Chapter 2. Adjusting and using your monitor............................................................................................ 2-1
Comfort and accessibility ...................................................................................................................................................................... 2-1
Arranging your work area ................................................................................................................................................................ 2-1
Positioning your monitor ................................................................................................................................................................. 2-1
Quick tips for healthy work habits .................................................................................................................................................. 2-2
Adjusting your monitor image ............................................................................................................................................................... 2-3
Using the direct access controls ....................................................................................................................................................... 2-3
Selecting a supported display mode ................................................................................................................................................ 2-7
Understanding power management ........................................................................................................................................................ 2-8
Caring for your monitor ......................................................................................................................................................................... 2-9
Detaching the monitor base and stand ................................................................................................................................................... 2-9
Wall Mounting (Optional) ...................................................................................................................................................................... 2-9
Chapter 3. Reference information ............................................................................................................... 3-1
Monitor specifications ........................................................................................................................................................................... 3-1
Troubleshooting ..................................................................................................................................................................................... 3-3
Manually installing the monitor driver ............................................................................................................................................ 3-5
Installing the monitor driver in Windows 7 ................................................................................................................................ 3-5
Installing the monitor driver in Windows 10 .............................................................................................................................. 3-6
Getting further help .................................................................................................................................................................... 3-6
Service information ................................................................................................................................................................................ 3-7
Customer responsibilities ................................................................................................................................................................ 3-7
Appendix A. Service and Support ...............................................................................................................A-1
Registering your option ......................................................................................................................................................................... A-1
Online technical support ....................................................................................................................................................................... A-1
Telephone technical support.................................................................................................................................................................. A-1
Appendix B. Notices ......................................................................................................................................B-1
Recycling information ...........................................................................................................................................................................B-2
Trademarks .............................................................................................................................................................................................B-2
Power cords and power adapters ............................................................................................................................................................B-3
Contents
ii
Safety information
General Safety guidelines
For tips to help you use your computer safely, go to:
http://www.lenovo.com/safety
Before installing this product, read the Safety Information.
DANGER
To avoid shock hazard:
• Do not remove the covers.
• Do not operate this product unless the stand is attached.
• Do not connect or disconnect this product during an electrical storm.
• The power cord plug must be connected to a properly wired and grounded power outlet.
• Any equipment to which this product will be attached must also be connected to properly
wired and grounded power outlets.
• To isolate the monitor from the electrical supply, you must remove the plug from the power
outlet. The power outlet should be easily accessible.
To take special precautions to avoid the introduction of hazards when operating, installing,
servicing, transporting or storing equipment, the necessary instructions shall be made available.
To reduce the risk of electric shock, do not perform any servicing other than that contained in
the operating instructions unless you are qualified to do so.
Handling
• If your monitor weighs more than 18 kg (39.68 lb), it is recommended that it be moved or
lifted by two people.
iii
Chapter 1. Getting started
1
This User’s Guide contains detailed information on the your Flat Panel Monitor. For a quick
overview, please see the Setup Poster that was shipped with your monitor.
Shipping contents
The product package should include the following items:
y Flat Panel Monitor
y Information Flyer
y Lenovo Limited Warranty Booklet
y Stand
y Base
y USB 3.0 C-C Cable
y Power Cord
y Adapter
y DP cable (Optional)
y HDMI cable (Optional)
y Assembly tool kit
Notice for use
To set up your monitor, please see the illustrations below.
Note: Do not touch the monitor within the screen area. The screen area is glass and can be
damaged by rough handling or excessive pressure.
1. Place your monitor with the screen face down on a soft flat surface.
2. Align the stand assembly bracket to the monitor.
3. Insert the bracket towards monitor until it locks in place.
Note: To attach a VESA mount, please see “Wall Mounting (Optional)”on page 2-9.
Chapter 1. 1-1
Monitor controls
Your monitor has controls on the rear which are used to adjust the display.
For information on how to use these controls, please see “Adjusting your monitor image”on
page 2-3.
Cable lock slot
Your monitor is equipped with a cable lock slot located on the rear of your monitor (in the
lower position).
Chapter 1. 1-3
Setting up your monitor
This section provides information on how to set up your monitor.
Connecting and turning on your monitor
Note: Be sure to read the Safety information located on page iii before carrying out this
procedure.
1. Power off your computer and all attached devices, and unplug the computer power cord.
Note: The type of plug & Socket shown here are for illustration only.
2. Connect the cables according to below icon indication.
3. For computer in HDMI connecting.
Note:Lenovo recommends that customers who require to use the HDMI input on their
monitor purchase the “Lenovo HDMI to HDMI cable OB47070”
www.lenovo.com/support/monitoraccessories.
Chapter 1. 1-4
4. For computer in DisplayPort connecting.
Note:Lenovo recommends that customers who require to use the DP Cable on their monitor
purchase the “ Lenovo DisplayPort to DisplayPort Cable 0A36537 “ www.lenovo.com/
support/monitoraccessories.
5. For computer in USB C-C connecting.
The USB 3.1 Type-C port offer the fastest transfer rate and the alternate mode with DP 1.2
support the maximum resolution of 2560 x 1440.
Chapter 1. 1-5
6. Connect the earphones/headphones and audio jack of monitor to transfer audio source from
DP, Type-C or HDMI.
Warning note: Excessive sound pressure from earphones and headphones can cause
hearing loss. Adjustment of the equalizer to maximum increases the earphones and
headphones output voltageand therefore the sound pressure level.
7. Connect one end of the USB cable to the USB downstream terminal of the monitor, and
connect the other end of the USB cable to an appropriate USB port on your device.
Note: The USB downstream port does not provide power while the monitor switch is off.
Chapter 1. 1-6