For tips to help you use your computer safely, go to:
http://www.lenovo.com/safety
Before installing this product, read the Safety Information.
iii
Chapter 1. Getting started
This User’s Guide provides detailed operation instructions for the user. For quick instruction
overview, please see the Setup Poster for brief information.
Shipping contents
The product package should include the following items:
•Setup Poster
•Personal Computer
•Power Cord(Optional)
•Power Adapter
•HDMI Cable
•USB 3.0 Cable
HDMI
Chapter 1. 1-1
Product overview
Types of adjustments
Tilt
This section will provide information on adjusting monitor positions, setting user controls, and
using the Cable Lock.
The illustration below shows the range of Tilt adjustment available.
0°
°
-5
90°
Height Adjustment
The illustration below shows the range of height adjustment available.
PP
Chapter 1. 1-2
Cable Lock
A cable lock is located on the side of the monitor.
Monitor Controls
The touch controls on the monitors allows the user to access the various functions of the
monitor.
For more information refer to Chapter 2 "Adjusting your monitor image"on page 2-3.
Chapter 1. 1-3
Setting up your ThinkVision 28
This section provides information on how to set up your monitor.
Connecting and turning on your ThinkVision 28
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, then unplug the computer power cord.
2.The monitor input connectors are detailed below.
-3 -2 -1
Chapter 1. 1-4
inputs and to the system HDMI output using the supplied HDMI cable.
4.If your system supports DisplayPort then Lenovo recommends the user to purchase the
"Lenovo DisplayPort to DisplayPort Cable 0A36537" and connect it to the DP Input of the
monitor and the DP output of the system..
3.If your system supports HDMI then connect the HDMI cable to one of the monitor HDMI
Chapter 1. 1-5
5.Connect one end of the USB cable to the USB upstream terminal on the back of the
monitor, and connect the other end of the USB cable to an appropriate USB port on your
computer. In Monitor Mode, user is able to control the camera and touch features through
the notebook when it’s connected by Micro USB port (USB 3.0). This is applicable for
systems of Windows 7 and Windows 8.
Note:
The USB port will stay in function as long as the monitor is connected to power,
regardless of whether the monitor is switched on or off.
6.Insert the DC output connector from the external power supply into the power connector
of the monitor and connect the power cord into the external power adapter.
Plug the power cord from the monitor external power supply and the power cord from the
system into grounded electrical outlets.
Note:
A certified power supply cord has to be used with this equipment. The relevant
national installation and or equipment regulations shall be considered. A certified power
supply cord not lighter than ordinary polyvinyl chloride flexible cord according to IEC
60227 (designation H05VV-F 3G 0.75mm
2
or H05VVH2-F2 3G 0.75mm2 ) shall be used.
Alternative a flexible cord be of synthetic rubber according to IEC 60245 (designation
H05RR-F 3G 0.75c) shall be used. Only the power cord supplied with your ThinkVision
28 should be used.
Chapter 1. 1-6
7. Power on the monitor and the system.
8. User is able to manage the on-screen configurations including applications, menu items
and so on with the touch screen. For information on how to utilize touch screen, please see
: "Smart Display"on page 2-4.
9. The integrated webcam supports typical web applications as Google Talk and Skype.
Chapter 1. 1-7
10. Connect the earphone’s audio cable and audio jack of monitor to transfer audio source
from Display Port, or HDMI.
11. There are 4 USB ports on the side of the monitor, the port with the yellow insert supports
USB 3.0 and USB Battery Charge Standard Version 1.2 with a maximum current of 2A.
The port with a blue insert is a standard USB 3.0 port and the other 2 ports support USB
2.0.
Note: The yellow insert USB is available for device battery charge as long as the monitor is
connected to power, regardless of whether the monitor is switched on or off.
Chapter 1. 1-8
Registering your option
Thank you for purchasing this Lenovo™ product. Please take a few moments to register your
Product and provide us with information that will help Lenovo to better serve you in the future.
Your feedback is valuable to us in developing product and services that are important to you,
as well as in developing better ways to communicate with you. Register your option on the
following Web site:
http://www.lenovo.com/register
Lenovo will send you information and updates on your registered product unless you indicate
on the Web site questionnaire that you do not want to receive further information.
Chapter 1. 1-9
Chapter 2. Adjusting and using your monitor
This section will give you information on adjusting and using your monitor.
Comfort and accessibility
Good ergonomic practice is important to get the most from your personal computer and to
avoid discomfort. Arrange your workplace and the equipment you use to suit your individual
needs and the kind of work that you perform. In addition, use healthy work habits to maximize
your performance and comfort while using your computer. For more detailed information on
any of these topics, visit the Healthy Computing Web site at:
http://www.lenovo.com/healthycomputing/.
Arranging your work area
Use a work surface of appropriate height and available working area to allow you to work in
comfort.
Organize your work area to match the way you use materials and equipment. Keep your work
area clean and clear for the materials that you typically use and place the items that you use
most frequently, such as the computer mouse or telephone, within the easiest reach.
Equipment layout and setup play a large role in your working posture. The following topics
describe how to optimize equipment setup to achieve and maintain good working posture.
Positioning your monitor
Position and adjust your computer monitor for comfortable viewing by considering the
following items:
• Viewing distance: Optimal viewing distances for monitors range from approximately 510
mm to 760 mm (20 in to 30 in) and can vary depending on ambient light and time of day.
You can achieve different viewing distances by repositioning your monitor or by
modifying your posture or chair position. Use a viewing distance that is most comfortable
for you.
• Monitor height: Position the monitor so your head and neck are in a comfortable and
neutral (vertical, or upright) position. If your monitor does not have height adjustments,
you might have to place books or other sturdy objects under the base of the monitor to
achieve the desired height. A general guideline is to position the monitor such that the top
of the screen is at or slightly below your eye-height when you are comfortably seated.
However, be sure to optimize your monitor height so the line of site between your eyes
and the center the monitor suits your preferences for visual distance and comfortable
viewing when your eye muscles are in a relaxed state.
• Tilt: Adjust the tilt of your monitor to optimize the appearance of the screen content and
to accommodate your preferred head and neck posture.
• General location: Position your monitor to avoid glare or reflections on the screen from
overhead lighting or nearby windows.
Chapter 2. 2-1
The following are some other tips for comfortable viewing of your monitor:
•Use adequate lighting for the type of work you are performing.
•Use the monitor brightness, contrast controls, if equipped to optimize the image on your
screen to meet your visual preferences.
•Keep your monitor screen clean so you can focus on the screen’s contents.
Any concentrated and sustained visual activity can be tiring for your eyes. Be sure to
periodically look away from your monitor screen and focus on a far object to allow your eye
muscles to relax. If you have questions on eye fatigue or visual discomfort, consult a vision
care specialist for advice.
Quick tips for healthy work habits
The following information is a summary of some important factors to consider to help you
remain comfortable and productive while you use your computer.
•Good posture starts with equipment setup: The layout of your work area and the setup
of your computer equipment have a large effect on your posture while using your
computer. Be sure to optimize the position and orientation of your equipment by following
the tips outlined in "Arranging your work area"on page 2-1 so you can maintain a
comfortable and productive posture. Also, be sure to use the adjustment capabilities of
your computer components and office furniture to best suit your preferences now and as
your preferences change over time.
•Minor changes in posture can help avoid discomfort: The longer you sit and work with
your computer, the more important it is to observe your working posture. Avoid assuming
any one posture for an extended period of time. Periodically make minor modifications in
your posture to help deter any discomforts that might arise. Make use of any adjustments
that your office furniture or equipment provide to accommodate changes in posture.
•Short, periodic breaks help ensure healthy computing: Because computing is primarily
a static activity, it is particularly important to take short breaks from your work.
Periodically, stand up from your work area, stretch, walk for a drink of water, or otherwise
take a short break from using your computer. A short break from work gives your body a
welcome change in posture and helps to ensure you remain comfortable and productive
while you do work.
Accessibility information
Lenovo is committed to providing greater access to information and technology to people with
disabilities. With assistive technologies, users can access information in the way most
appropriate to their disability. Some of these technologies are already provided in your
operating system; others can be purchased through vendors or accessed at:
This section describes the control features to adjust your monitor image.
Using the direct access controls
The direct access controls can be used when the On-Screen Display (OSD) is not displayed.
Icon Control Description
Speaker mute Press to mute the speaker.
1
2
3
4
DDC-CI
Exit Exit and return to previous level
Smart mode source Smart mode source.
Decrease/Left
PC source PC source.
Increase/Right
Menu
Press and hold for 10 seconds to enable or disable the
DDC-CI function
Left browsing key
For decreasing the value on adjustment bar/tune in
Press to move to last item
Right browsing key
For increasing the value on adjustment bar/tune in
Press to move to next item
To access OSD menu
Press to confirm selection
Press and hold for 10 seconds will lock menu/un-lock
menu
Press to enter next level on main menu/sub menu status
Enter
or enter previous level on adjustment bar
Chapter 2. 2-3
Smart Display
Touch Screen
Touch screen will optimize your smart monitor experience. User can gently touch the screen
surface to select on-screen icons and menu items with below precedures:
Procedures Descriptions
Select item by touching the item on the screen.
Touch
Tap and Hold
Drag
Swipe or Slide
Zoom Out
Zoom In
Gently click the selected on-screen item using your finger.
Select the the letters and symbols by clicking the on-screen
keyboard.
Tap the selected on-screen item with your finger and hold until the
item enlarged.
Tap and hold the item until it enlarged, then move the item to
targeted position.
For touch function, user can scroll through home screens, web
pages, lists, entries, photo thumbnails, contacts and so on.
Gently touch the screen with your finger, then quickly move across
the screen.
Touch the screen with two fingers. Move the fingers inwardly
towards each other. Repeat the action several times to adjust the
viewing size.
Touch the screen with two fingers at opposing points of the screen.
Move the two fingers outwardly away from each other. Repeat the
action several times to adjust the viewing size.
Chapter 2. 2-4
Home Screen
Turn the power of ThinkVision 28 on. The home screen displays as you unlock the screen. The
home screen allows user to access all the features on ThinkVision 28.
The home screen is consisted by several screen panels. User can slide finger on the screen to
view more items. User is encouraged to add shortcuts, widgets or applications on each screen
panel.
1 Google Search Google Search application makes info search an easier
2 Navigation Area Slide, flick and drag the screen until the desired home
3 Back Return to the previous screen or option.
4 Home Press this button to return to the main home screen.
No. Items Descriptions
experience.
screen is shown.
5 Recent
Applications
6 Screenshot Press this button to capture an image of your present screen.
7 Apps Press this button to open the APPS menu.
8 Widgets Widgets are small applications that can provide quick
9 Bluetooth/Wi-Fi The Bluetooth/Wi-Fi icon will shown on the screen when
10 Time Shows the current time.
11 Voice Input Use voice input as an alternative to text entry via keyboard.
12 Shortcuts User can add application shortcut to the home screen and
Press this button to see the applications that you’ve been
recently accessed.
access to some useful information.
Bluetooth/Wi-Fi function is activated.
move it freely by touching and holding the specified icon.
This icon allows you to open a shortcut item quickly.
Chapter 2. 2-5
Navigation buttons
No. Items Descriptions
1 Back Press to go back to the previous screen or option.
If the on-screen keyboard is displayed, the button changes.
Press the changed button to close the on-screen keyboard.
2 Home Press this button to go to the main home screen when
viewing other home screens.
Press this button to go back to the home screen that you
previously viewed when launching other functions on the
display. Press this button again to go back to main home
screen.
3 Recent Apps A short-cut way for you to open recent application you have
accessed. Select and press one of the images from the list to
open the application directly.
4 Screenshot Press this button to capture an image of your present screen.
Customizing the Home Screen
User can customize the home screen by adding desired applications, shortcuts, or widgets to
make the smart monitor more fitted to personal needs.
Add an item to the Home Screen
1. Tap the Application Gallery icon on the system bar to access the APPS gallery screen.
2. Select [APPS] or [WIDGETS].
3. Tap and hold the item until it enlarged. Drag the item to the place you desired on the home
screen.
Remove an item from the Home Screen
1. Tap and hold the item until it enlarged.
2. Drag the item to the trash can icon to remove the item from the home screen.
Change the wallpaper
1. Tap and hold on an empty space on the home screen.
2. A [Choose wallpaper from] dialogue box will pop up on the screen.
Select the wallpaper source from one of the following options: [Gallery], [Live Wallpapers],
[Select], [Wallpapers].
3. In the selected wallpaper source screen, select the image you desired, then click [Set
wallpaper] to change the wallpaper. Right-click to exit the wallpaper source screen and
return to home screen.
4. Some wallpapers allow changing the wallpaper color. When [Settings...] dialogue box
pops up, click to access it, [Tap to change] will show on the top of the screen. Tap on the
screen and configure the settings on wallpaper color.
Chapter 2. 2-6
5. Click back button to return to previous settings.
User can only set one wallpaper at each time. All the home screens will share the same
wallpaper at a time.
Navigating the Applications
You can find available applications in the all Apps menu.
Open the Apps screen
You can access Apps menu from any home screen by pressing the Apps icon.
The Apps menu will show all the pre-loaded/downloaded applications on the display monitor.
Navigate pages of applications
Flick the Apps menu horizontally and press on the desired application to launch it.
Close the Apps menu
Press the Home icon on the system bar to return to the home screen.
Chapter 2. 2-7
Gesture Control
Gesture Control is an innovative function that makes the controlling experience better. This
innovation marks an important milestone in the history of smart display technology, taking it to
a new level. User can now send simple commands to the monitor via bodily motion created by
hand gesture.
Note: Gesture Control is not the major function, please use it accordingly to your need. For
any discomfort, such as stiff arm, please do take a break before continuing.
Switch-on Gesture Control
1. Press [Home].
2. Press [Device] on the system bar.
3. Turn [Gesture Control] to [On].
An introduction video will start to play when [Gesture Control] is turned to [On]. Please
watch the video demonstration to learn how to use Gesture Control.
Gesture commands
Command Description
Activate Gesture
Control
Move the mouse
Confirm Make a fist to confirm the selection.
Next page Wave your hand to the right to switch to next page.
Previous page Wave your hand to the left to switch to previous page.
Note: When using gesture function, please make sure there is enough light in surrounding
environment, so that the gesture sensor on the display monitor can identify your hand
movements. The best gesture detection distance is in 2~3 meters. Make sure you hand is
positioned within the sensor’s visual range.
When you hoist your hand in front of the display monitor,
Gesture Control will be activated.
You can move the position of your handto control the mouse
arrow(Please enable [Mouse] before using this function).
Chapter 2. 2-8
Wi-Fi Miracast
Miracast allows user to embrace the multimedia content on the ThinkVision 28 display
monitor.
This function enables user to display content from devices such as smart phones, tablets,
handsets or notebooks. It does not require cable to transfer your audio and video clips over WiFi to share contents using Miracast on this monitor.
Miracast function can be activated by pressing the hotkey on the ThinkVision 28 display
monitor.
Activate Miracast (By hotkey)
1. Press to switch on Miracast, the Miracast welcome page will display on the screen.
2. Open the Miracast application(such as Wi-Fi Miracast and Screen mirroring...etc.) on your
device to start scanning for ThinkVision 28 display monitor.
3. Browse through the scanning list to look for ThinkVision 28 display monitor.
4. Select your ThinkVision 28 display monitor on the scanning list to make connection. User
can now view the device contents on ThinkVision 28 display monitor.
Miracast can also be activated by OSD menu.
Activate Miracast (By OSD)
1. Open the input menu.
2. Select Miracast as the input source and confirm the selection.
3. Open the Miracast application(such as Wi-Fi Miracast and Screen mirroring...etc.) on your
device to start scanning for ThinkVision 28 display monitor.
4. Browse through the scanning list to look for ThinkVision 28 display monitor.
5. Select your ThinkVision 28 display monitor on the scanning list to make connection. User
can now view the device contents on ThinkVision 28 display monitor.
Note: This Lenovo display is Wi-Fi certified Miracast. The source device must be Android 4.4
or have a more advanced version of Android to support Miracast function. If your source
device fail to connect properly, please check with your device FAQ or consult your device
vendor for more information.
Chapter 2. 2-9
Using the On-Screen Display (OSD) controls
To adjust the settings, the user controls can be viewed through the OSD.
Model selection:
Monitor working mode selection
Cancel OK
To use the controls:
1. Press to open the main OSD menu.
2. Use or to move among the icons. Select an icon and press to access the selected
3. Press to move backwards through the sub-menus and exit from the OSD.
4. Press and hold for 10 seconds to lock the OSD. This will prevent accidental
function. If there is a sub-menu, you can move between options using or , then
press to select that function. Use or to make adjustments then press to save.
adjustments to the OSD. Press and hold for 10 seconds to unlock the OSD and allow
adjustments to the OSD.
5. Enables DDC/CI by default. Use OSD Exit Key, Press and hold for 10 seconds to
disable / enable DDC/CI function. The words "DDC/CI disable" shows on the screen.
Chapter 2. 2-10
Table 2-1. OSD functions
OSD Icon on Main
Menu
Brightness/
Contrast/DCR
Image Properties
Submenu Description
Adjusts overall screen
brightness.
Brightness
Adjusts difference between light
and dark areas.
Contrast
Enable dynamic contrast ratio.
DCR
Adjusts intensity of red, green,
and blue.
Color
Preset mode
• Neutral
• SRGB
• Reddish
• Bluish
Custom
• Red: Increases or decreases
the saturation of Red in
the image.
• Green: Increases or
decreases the saturation of
Green in the image.
• Blue: Increases or decreases
the saturation of Blue in
the image.
• Save: Saves the custom
color choices.
Controls and
Adjustments
All input ports
All input ports
Note: Custom mode is used for
TCO Certified compliance.
Chapter 2. 2-11
Table 2-1. OSD functions
OSD Icon on Main
Menu
Image Properties
Options
Submenu Description
Select input from five sources:
Input Signal
- Smart mode
- DP (Display Port)
- HDMI-1
- HDMI-2
- HDMI-3
Select type of scaled image.
Original AR
Scaling
Same Aspect Ratio with input
signal.
Full Screen
Expand image to full screen.
Selects DP input.
DP Select
DP 1.1
DP 1.2
Shows resolution, refresh rate,
and product details.
Information
Note: This screen offers
information only, and (does) not
allow for setting changes.
Changes languages of menu.
Menu Language
Note: The selected language
only affects the language of the
OSD. It has no effect on any
software running on the
computer.
Adjusts menu location.
Controls and
Adjustments
All input ports
All input ports
Menu Position
Default
The menu position to the default
settings.
Custom
• Horizontal: Changes the
horizontal position of the
OSD.
• Vertical: Changes the
vertical position of the
OSD.
Save: Save the custom position
choices.
Chapter 2. 2-12
Table 2-1. OSD functions
OSD Icon on Main
Menu
Options
Submenu Description
Reset monitor to original
settings.
Factory default
•Cancel
•Reset
Changes button repeat rate and
menu time-out settings.
Accessibility
Button repeat rate
• Off
•Default
•Slow
Menu time out
Set the duration of time that the
OSD will remain active when no
operation is performed( ).
Select Monitor Mode or Smart
Mode.
•Monitor Mode: Switch the
Mode Selection
monitor to Monitor Mode.
•Smart Mode: Switch the
monitor to Smart Mode.
Controls and
Adjustments
All input ports
For re- activating android:
In Smart Mode, press left key
can switch back to Smart Mode
source when there is PC source.
In Smart Mode, monitor would
automatically switch to Smart
Mode source when there is no
any PC source cable connected.
In Monitor Mode, set Mode
Selection to Smart Mode(when
there is PC source), then turn the
main power off. The monitor
will be in Smart Mode source
when main power is put back to
on.
When the monitor enters power
saving in Monitor Mode, press
Menu key to wake the monitor
up, then set Mode Selection to
Smart Mode. Turn the main
power off. The monitor will be
in Smart Mode source when
main power is put back to on.
Exit from menu.
Exit
Chapter 2. 2-13
Selecting a supported display mode
The display mode of the monitor uses is controlled by the computer. Therefore, refer to your
computer documentation on how to change display modes.
The image size, position and shape might be changed when the display mode changes. This is
normal and the image can be re-adjusted using automatic image setup and the image controls.
Unlike CRT monitors, which require a high refresh rate to minimize flicker, LCD or Flat Panel
technology is inherently flicker-free.
Note: If your system has previously been used with a CRT monitor and is currently configured
to a display mode outside the range of this monitor, you may need to reattach the CRT monitor
temporarily until you have re-configured the system; preferably to 3840 x 2160 at 60 Hz,
which is a common display mode.
The display modes shown below have been optimized at the factory.
Table 2-2. Factory set display modes
Timing Refresh rate(Hz)
640 x 350 70 Hz
720x400 70 Hz
640x480 60 Hz
800x600 60 Hz
1024x768 60 Hz
1152x864 75 Hz
1280x1024 60 Hz
1280x800 60 Hz
1280x720 60 Hz
1280x768 60 Hz
1360x768 60 Hz
1440x900 60 Hz
1600x900 60 Hz
1680x1050 60 Hz
1920x1080 30 Hz
1920x1080 60 Hz
1920x1200 60 Hz
2560x1600 60 Hz
3840x2160 24 Hz
3840x2160 30 Hz
3840x2160 60 Hz
Image rotation
Before rotating the monitor, you should set-up your computer to rotate the image.
Rotating the image may require special rotation software or you may find that your computer is
preloaded with video graphic drivers that allows image rotation. Check the Graphic Properties
setting on your computer to see if this feature is available.
Chapter 2. 2-14
Try these steps to check if image rotation is available on your computer.
1. Right-click on the desktop and click Properties.
2. Select the Settings tab and click Advanced.
3. If you have ATI, select the Rotation tab and set the preferred rotation. If you have nVidia,
click the nVidia tab, in the left-hand column select NV Rotate, and then select the
preferred rotation. If you have Intel, select the Intel graphics tab, click Graphic Properties,
select the Rotation tab, and then set the preferred rotation.
Check with the manufacturer of your computer to see if graphic drivers with image rotation
can be downloaded from their support website.
Chapter 2. 2-15
Understanding power management
Power management is invoked when the computer recognizes that you have not used your
mouse or keyboard for a user-definable period. There are several states as described in the
table below.
For optimal performance, switch off your monitor at the end of each working day, or whenever
you expect to leave it unused for long periods during the day.
Table 2-3. Power indicator
State Power Indicator Screen
On Pure White Normal
Standby/Suspend Amber Blank Press a key or
Off Off Blank Press the power
Restoring
Operation
move the mouse
There may be a
slight delay before
the image
reappears.
Note: Standby
also occurs if there
is no image output
to the monitor.
button
There may be a
slight delay before
the image
reappears.
Compliance
ENERGY STAR
ENERGY STAR
Chapter 2. 2-16
Caring for your monitor
Be sure to turn off the power before you perform any maintenance on the monitor.
Do not:
• Apply water or liquid directly to your monitor.
• Use solvents or abrasives.
• Use flammable cleaning materials to clean your monitor or any other electrical equipment.
• Touch the screen area of your monitor with sharp or abrasive items. This type of contact
may cause permanent damage to your screen.
• Use any cleaner which contains an anti-static solution or similar additives. This may harm
the coating of the screen area.
Do:
• Lightly dampen a soft cloth with water and use this to gently wipe the covers and the
screen.
• Remove grease or finger marks with a damp cloth and a little mild detergent.
Chapter 2. 2-17
Chapter 3. Reference information
This section contains monitor specifications, instructions to manually install the monitor
driver, troubleshooting information, and service information.
Monitor specifications
Table 3-1. Monitor specifications for type-model ThinkVision 28
Dimensions Depth
Height
Width
Stand Tilt Range: -5° ~ 90°
VESA mount Not supported
Image Viewable image size
Maximum height
Maximum width
Pixel pitch
Power input Supply voltage 90-264 V AC (100-240 V AC +/-10%)
Max supply current 4.5 A
Power consumption
Note: Power consumption
figures are for the monitor and
the power supply combined
Normal operation
Standby/Suspend
Off
259.5 mm (10.21 in.)
105 mm (lowest) (4.13 in.)
502.8 mm (highest) (19.79 in.)
681.9 mm (26.84 in.)
711 mm (28.0 in.)
620.93 mm (24.44 in.)
341.28 mm (13.43 in.)
0.16 x 0.16 mm
(0.00629 in. x 0.00629 in.)
-
<105W
<10W
<0.5W at 100Vac & 240Vac
Note: without USB/
Webcam/external
speaker
Power adapter lenovo ADP-90XD B
PA-1900-72
Chapter 3. 3-1
Table 3-1. Monitor specifications for type-model ThinkVision 28
If you have a problem setting up or using your monitor, you might be able to solve it yourself.
Before calling your dealer or Lenovo, try the suggested actions that are appropriate to your
problem.
Table 3-2. Troubleshooting
Problem Possible cause Suggested action Reference
The words "Out of
Range" are shown
on the screen, and
the power
indicator is
flashing green.
The image quality
is unacceptable.
The power
indicator is not lit
and there is no
image.
Screen is blank
and power
indicator is
amber.
The system is set to a
display mode which is
not supported by the
monitor.
The video signal cable
is not connected with
the monitor or system
completely.
The color settings may
be incorrect.
The automatic image
setup function was not
performed.
• The monitor’s
power switch is not
switched on.
• The power cord is
loose or
disconnected.
• There is no power
at the outlet.
The monitor is in
Standby/Suspend mode.
If you are replacing an old
monitor, reconnect it and
adjust the display mode to
within the specified range
for your new monitor.
If using a Windows system,
restart the system in safe
mode, then select a
supported display mode for
your computer.
If these options do not work,
contact the Support Center.
Be sure the signal cable is
firmly plugged into the
system and monitor.
Select another color setting
from the OSD menu.
Perform automatic image
setup.
• Be sure the power cord
is connected properly.
• Be sure the outlet has
power.
• Power on the monitor.
• Try using another
power cord.
• Try using another
electrical outlet.
• Press any key on the
keyboard or move the
mouse to restore
operation.
• Check the Power
Options settings on
your computer.
" Selecting a supported
display mode" on page
2-14
"Connecting and
turning on your
ThinkVision 28" on
page 1-4
"Adjusting your
monitor image" on
page 2-3
"Adjusting your
monitor image" on
page 2-3
"Connecting and
turning on your
ThinkVision 28" on
page 1-4
"Understanding power
management" on page
2-16
Chapter 3. 3-3
Table 3-2. Troubleshooting
Problem Possible cause Suggested action Reference
The power
indicator is amber,
but there is no
image.
One or more of the
pixels appear
discolored.
• Fuzzy lines in
text or a
blurry image.
• Horizontal or
vertical lines
through the
image.
The video signal cable
is loose or disconnected
from the system or
monitor.
The monitor brightness
and contrast are at the
lowest setting.
This is a characteristic
of the LCD technology
and is not an LCD
defect.
• Image setup has no
been optimized.
• Your system
Display Properties
setting have not
been optimized.
Be sure the video cable is
connected with the system
properly.
Adjust the brightness and
contrast setting on the OSD
menu.
If there are more than five
pixels missing, contact the
Support Center.
Adjust the resolution
t
settings on your system to
match the native resolution
for this monitor: 3840 x
2160 at 60 Hz.
Perform automatic image
setup. If automatic image
setup does not help, perform
manual image setup.
When working in the native
resolution, you may find
additional improvements by
adjusting the Dots Per Inch
(DPI) setting on your
system.
"Connecting and
turning on your
ThinkVision 28" on
page 1-4
"Adjusting your
monitor image" on
page 2-3
"Service and Support"
on page A-1
"Adjusting your
monitor image" on
page 2-3
" Selecting a supported
display mode" on page
2-14
See the Advanced
section of your
system’s display
properties.
Chapter 3. 3-4
Manually installing the monitor driver
Below are steps for manually installing the monitor driver in Microsoft Windows 7, Microsoft
Windows Vista.
Installing the monitor driver in Windows 7
To use the Plug and Play feature in Microsoft Windows 7, do the following:
1. Turn off the computer, all attached devices.
2. Ensure that the monitor is connected correctly.
3. Turn on the monitor and then the system unit. Allow your computer to start the Windows
7 operating system.
4. Open the Display Properties window by clicking Start, Control Panel, Hardware and
Sound icon, and then clicking the Display icon.
5. Click the Change the display settings tab.
6. Click the Advanced Settings icon.
7. Click the Monitor tab.
8. Click the Properties button.
9. Click the Driver tab.
10. Click Update Driver, then click Browse the computer to find the driver program.
11. Select Pick from the list of device driver program on the computer.
12. Restart the system. The system will automatically select the maximum refresh rate and
corresponding Color Matching Profiles.
Note: On LCD monitors, unlike CRTs, a faster refresh rate does not improve display quality.
Lenovo recommends using either 3840 x 2160 at a refresh rate of 60 Hz, or 640 x 480 at a
refresh rate of 60 Hz.
Chapter 3. 3-5
Installing the monitor driver in Windows Vista
To use the Plug and Play feature in Microsoft Windows Vista, do the following:
1. Turn off the computer and all attached devices.
2. Ensure that the monitor is connected correctly.
3. Turn on the monitor and then the system unit. Allow your computer to start the Windows
Vista operating system.
4. Click Start, Control Panel and then click the Hardware and Sound icon.
5. Click the Personalization icon.
6. Click the Display Settings icon.
7. Click the Advanced Settings button.
8. Click the Monitor tab.
9. Click the Properties button.
10. Click the Driver tab.
11. Click Update Driver, then click Browse the computer to find the driver program.
12. Select Pick from the list of device driver program on the computer.
13. Restart the system. The system will automatically select the maximum refresh rate and
corresponding Color Matching Profiles.
Note: On LCD monitors, unlike CRTs, a faster refresh rate does not improve display quality.
Lenovo recommends using either 3840 x 2160 at a refresh rate of 60 Hz, or 640 x 480 at a
refresh rate of 60 Hz.
Chapter 3. 3-6
Installing the monitor driver in Windows 8
To use the Plug and Play feature in Microsoft Windows 8, do the following:
1. Turn off the computer, all attached devices.
2. Ensure that the monitor is connected correctly.
3. Turn on the monitor and then the system unit. Allow your computer to start the Windows
8 operating system.
4. Open the Display Properties window by clicking Start, right-click, choose All
Application, enter Control Panel, Hardware and Sound icon. and then clicking the
Display icon.
5. Click the Change the display settings tab.
6. Click the Advanced Settings icon.
7. Click the Monitor tab.
8. Click the Properties button.
9. Click the Driver tab.
10. Click Update Driver, then click Browse the computer to find the driver program.
11. Select Pick from the list of device driver program on the computer.
12. Restart the system. The system will automatically select the maximum refresh rate and
corresponding Color Matching Profiles.
Note: On LCD monitors, unlike CRTs, a faster refresh rate does not improve display quality.
Lenovo recommends using either 3840 x 2160 at a refresh rate of 60 Hz, or 640 x 480 at a
refresh rate of 60 Hz.
Getting further help
If you still can’t solve your problem, please contact the Lenovo Support Center. For more
information on contacting the Support Center, please see "Service and Support" on page A-1.
Chapter 3. 3-7
Service information
Customer responsibilities
The warranty does not apply to a product which has been damaged due to accident, misuse,
abuse, improper installation, usage not in accordance with product specifications and
instructions, natural or personal disaster, or unauthorized alterations, repairs or modifications.
The following are examples of misuse or abuse and not covered by warranty:
•Images burned onto the screen of a CRT monitor. Burned image is preventable by utilizing
•Physical damage to covers, bezel, base and cables.
•Scratches or punctures on monitor screens.
a moving screen saver or power management.
Chapter 3. 3-8
Service parts
The following parts are for use by Lenovo service, or Lenovo aurthorized dealers, to supprot
the customer warranty. Parts are for service use only. The table below shows information for
model 60B6-GA*1-**.
RELEASE Description M/T COLOR GEOGRAPHY
03T8534 ThinkVision 28 - FRU Monitor
(HDMI)
03T8535 ThinkVision 28 USB 3.0 cable (1.8m,
RoHS, type A to micro)
03T8536 ThinkVision 28 HDMI cable (1.8m
RoHS)
03T8537 ThinkVision 28 Power adapter 60B6 Raven Black WORLDWIDE
60B6 Raven Black WORLDWIDE
60B6 Raven Black WORLDWIDE
60B6 Raven Black WORLDWIDE
Chapter 3. 3-9
Appendix A. Service and Support
The following information describes the technical support that is available for your product,
during the warranty period or throughout the life of your product. Refer to the Lenovo Limited
Warranty for a full explanation of Lenovo warranty terms.
Registering your option
Register to receive product service and support updates, as well as free and discounted
computer accessories and content. Go to: http://www.lenovo.com/register
Online technical support
Online technical support is available during the lifetime of a product at:
http://www.lenovo.com/support
Product replacement assistance or exchange of defective components also is available during
the warranty period. In addition, if your option is installed in a Lenovo computer, you might be
entitled to service at your location. A Lenovo technical support representative can help you
determine the best alternative.
Telephone technical support
Installation and configuration support through the Customer Support Center will be available
until 90 days after the option has been withdrawn from marketing. After that time, the support
is cancelled, or made available for a fee, at Lenovo’s discretion. Additional support is also
available for a nominal fee.
Before contacting a Lenovo technical support representative, please have the following
information available: option name and number, proof of purchase, computer manufacturer,
model, serial number and manual, the exact wording of any error message, description of the
problem, and the hardware and software configuration information for your system.
Your technical support representative might want to walk you through the problem while you
are at your computer during the call.
Telephone numbers are subject to change without notice. The most up-to-date telephone list
for Lenovo Support is always available at: http://www.lenovo.com/support/phone
Country or RegionTelephone Number
Argentina0800-666-0011
Australia1-800-041-267
Austria
(Spanish, English)
(English)
0810-100-654 (For local rate)
(German)
BelgiumWarranty service and support: 02-339-36-11
(Dutch, French)
Bolivia0800-10-0189
(Spanish)
Appendix A. A-1
Country or RegionTelephone Number
Brazil Calls made from within the Sao Paulo region: 11-3889-8986
Calls made from outside the Sao Paulo region: 0800-701-4815
(Portuguese)
(English, Mandarin, Bahasa Malaysia)
Slovakia ThinkStation and ThinkServer: 421-2-4954-5555
Slovenia386-1-2005-60
(Slovenian)
Spain34-917-147-833
(Spanish)
Sri Lanka 9477-7357-123 (Sumathi Information systems)
(English)
Sweden Warranty service and support: 077-117-1040
(Swedish)
Switzerland Warranty service and support: 0800-55-54-54
(German, French, Italian)
Taiwan0800-000-702
(Mandarin)
Thailand001-800-4415-734
(+662) 787-3067 (Standard Charges Apply)
(Thai, English)
Turkey444-04-26
(Turkish)
United Kingdom Standard warranty support: 03705-500-900 ( local rate)
Standard warranty support: 08705-500-900
(English)
United States1-800-426-7378
(English)
Uruguay000-411-005-6649
(Spanish)
Venezuela0-800-100-2011
(Spanish)
Appendix A. A-4
Country or RegionTelephone Number
Vietnam 120-11072 (Toll Free)
84-8-4458-1042 (Standard Charges Apply)
(Vietnamese, English)
Appendix A. A-5
Appendix B. Notices
Lenovo may not offer the products, services, or features discussed in this document in all
countries. Consult your local Lenovo representative for information on the products and
services currently available in your area. Any reference to a Lenovo product, program, or
service is not intended to state or imply that only that Lenovo product, program, or service may
be used. Any functionally equivalent product, program, or service that does not infringe any
Lenovo intellectual property right may be used instead.
However, it is the user 's responsibility to evaluate and verify the operation of any other
product, program, or service.
Lenovo may have patents or pending patent applications covering subject matter described in
this document. The furnishing of this document does not give you any license to these patents.
You can send license inquiries, in writing, to:
Lenovo (United States), Inc.
1009 Think Place - Building One
Morrisville, NC 27560
U.S.A.
Attention: Lenovo Director of Licensing
LENOVO PROVIDES THIS PUBLICATION "AS IS" WITHOUT WARRANTY OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY OR
FITNESS FOR A PARTICULAR PURPOSE. Some jurisdictions do not allow disclaimer of
express or implied warranties in certain transactions, therefore, this statement may not apply
to you.
This information could include technical inaccuracies or typographical errors. Changes are
periodically made to the information herein; these changes will be incorporated in new editions
of the publication. Lenovo may make improvements and/or changes in the product(s) and/or
the program(s) described in this publication at any time without notice.
The products described in this document are not intended for use in implantation or other life
support applications where malfunction may result in injury or death to persons. The
information contained in this document does not affect or change Lenovo product
specifications or warranties. Nothing in this document shall operate as an express or implied
license or indemnity under the intellectual property rights of Lenovo or third parties. All
information contained in this document was obtained in specific environments and is presented
as an illustration. The result obtained in other operating environments may vary.
Lenovo may use or distribute any of the information you supply in any way it believes
appropriate without incurring any obligation to you.
Any references in this publication to non-Lenovo Web sites are provided for convenience only
and do not in any manner serve as an endorsement of those Web sites. The materials at those
Web sites are not part of the materials for this Lenovo product, and use of those Web sites is at
your own risk.
Any performance data contained herein was determined in a controlled environment.
Therefore, the result obtained in other operating environments may vary significantly. Some
measurements may have been made on development-level systems and there is no guarantee
that these measurements will be the same on generally available systems. Furthermore, some
measurements may have been estimated through extrapolation. Actual results may vary. Users
of this document should verify the applicable data for their specific environment.
Appendix B. B-1
Recycling information
Lenovo encourages owners of information technology (IT) equipment to responsibly recycle
their equipment when it is no longer needed. Lenovo offers a variety of programs and services
to assist equipment owners in recycling their IT products. For information on recycling
Lenovo products, go to:
Collecting and recycling a disused Lenovo computer or monitor
If you are a company employee and need to dispose of a Lenovo computer or monitor that is
the property of the company, you must do so in accordance with the Law for Promotion of
Effective Utilization of Resources. Computers and monitors are categorized as industrial waste
and should be properly disposed of by an industrial waste disposal contractor certified by a
local government. In accordance with the Law for Promotion of Effective Utilization of
Resources, Lenovo Japan provides, through its PC Collecting and Recycling Services, for the
collecting, reuse, and recycling of disused computers and monitors. For details, visit the
Lenovo Web site at http://www.lenovo.com/recycling/japan. Pursuant to the Law for
Promotion of Effective Utilization of Resources, the collecting and recycling of home-used
computers and monitors by the manufacturer was begun on October 1, 2003. This service is
provided free of charge for home-used computers sold after October 1, 2003. For details, visit
the Lenovo Web site at http://www.lenovo.com/recycling/japan.
Disposing of Lenovo computer components
Some Lenovo computer products sold in Japan may have components that contain heavy
metals or other environmental sensitive substances. To properly dispose of disused
components, such as a printed circuit board or drive, use the methods described above for
collecting and recycling a disused computer or monitor.
The following terms are trademarks of Lenovo in the United States, other countries, or both:
Lenovo
The Lenovo logo
ThinkCenter
ThinkPad
ThinkVision
Microsoft, Windows, and Windows NT are trademarks of the Microsoft group of companies.
Other company, product, or service names may be trademarks or service marks of others.
Appendix B. B-2
Appendix C. -
RF
Electronic emission notices –
Federa
28A Monitor - (FCC ID: MCLT77H462)
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant
to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful
interference in a residential installation. This equipment generates, uses, and can radiate radio frequency
energy and, if not installed and used in accordance with the instructions, may cause harmful interference
to radio communications. However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or television reception, which can
be determined by turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult an authorized dealer or service representative for help.
Lenovo is not responsible for any radio or television interference caused by using other than specified or
recommended cables and connectors or by unauthorized changes or modifications to this equipment.
Unauthorized changes or modifications could void the user's authority to operate the equipment.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
(1) this device may not cause harmful interference, and (2) this device must accept any interference
received, including interference that may cause undesired operation.
l Com
mun
ications Commission Declaration of Conformity
28A
Monitor
Responsible Party:
Lenovo (United States) Incorporated
1009 Think Place - Building One
Morrisville, NC 27560
Phone Number: 919-294-5900
RF Exposure Statement:
The radiated RF energy from the 28A
Absorption
Radio Frequency Interference Requirements:
This transmitter must not be co-located or operated in conjunction with any other antenna or transmitter
Operation in the 5.15-5.25GHz band are restricted to indoor usage only.
Rate) requirement
set forth
Monitor conforms to the FCC limit of the SAR (Specific
28A Monitor - (IC ID: 2878D-T77H462) Industry Canada
Class B emission compliance statement This Class B digital
apparatus complies with Canadian ICES-003.
Low Power License-Exempt Radio Communication Devices (RSS-210)
Operation is subject to the following two conditions: (1) this device may not cause interference, and (2)
this device must accept any interference, including interference that may cause undesired operation of
the device.
Exposure of humans to RF fields (RSS-102)
This 28A Monitor employs a low gain integral antenna that does not emit RF
field in excess of Health Canada limits for the general population; consult Safety Code 6, obtainable from
Health Canada’s Web site at http://www.hc-sc.gc.ca/
The radiated energy from this 28A Monitor antenna conforms to the IC limit of the RF exposure
requirement regarding IC RSS-102, Issue 4 clause 4.1.
EU-EMC Directive (2004/108/EC) EN 55022 class B Statement of Compliance
C-2
28A Wide Touch Monitor User’s Guide
European Union - Compliance to the Electromagnetic Compatibility Directive
This product is in conformity with the protection requirements of EU Council Directive 2004/108/EC on the
approximation of the laws of the Member States relating to electromagnetic compatibility. Lenovo cannot
accept responsibility for any failure to satisfy the protection requirements resulting from a nonrecommended modification of the product, including the installation of option cards from other
manufacturers.
This product has been tested and found to comply with the limits for Class B Information Technology
Equipment according to European Standard EN 55022. The limits for Class B equipment were derived for
typical residential environments to provide reasonable protection against interference with licensed
communication devices.
Appendix C. FR Statement
C-3
C-4
28A Wide Touch Monitor User’s Guide
Europe - EU Declaration of Conformity
Model: 28A Monitor
Products intended for sale within the European Union are marked with the
Conformité Européenne (CE) Marking, which indicates compliance with the
applicable Directives and European Norms, and amendments, identified below.
European Contact for regulatory topics only:
Lenovo, Digital Park, Einsteinova 21, 851 01 Bratislava, Slovakia
Telephone: +421 2 6868 3018
Fax: +421 2 6868 8031
Hereby, Lenovo (Singapore) Pte. Ltd., declares that the wireless equipment listed
in this section are in compliance with the essential requirements and other relevant
provisions of Directive 1999/5/EC.
Usage of this device is limited to indoor in the band 5150 to 5350 MHz (channels
36, 40, 44, 48, 52, 56, 60, 64).
Appendix C. FR Statement
C-5
C-6
28A Wide Touch Monitor User’s Guide
Appendix C. FR Statement
C-7
C-
28A Wide Touch Monitor User’s Guide
8
Appendix C. FR Statement
C-9
C-
28A Wide Touch Monitor User’s Guide
10
Appendix C. FR Statement
C-11
28A
28A
C-
28A Wide Touch Monitor User’s Guide
12
Appendix C. FR Statement
C-13
C-
28A Wide Touch Monitor User’s Guide
14
Appendix C. FR Statement
C-15
■Notice for users in Thailand
For model: 28A
Thiswireless communication equipment has the electromagnetic field strength
in compliance with the Safety Standard for the Use of Wireless Communication
Devices on Human Health announced by the National Telecommunications Commission.
■
Notice for users in the UAE
For model: 28A
TRA
REGISTERED No:
ER0119670/13
DEALER No:
DA0119274/13
■Notice for users in Morocco
For Models: 28A
The operation of this product in the radio channel 2 (2417 MHz) is not
authorized in the following cities: Agadir, Assa-Zag, Cabo Negro, Chaouen, Goulmima,
Oujda, Tan Tan, Taourirt, Taroudant and Taza.
The operation of this product in the radio channels 4, 5, 6 and 7 (2425 - 2442 MHz) is not
authorized in the following cities: Aéroport Mohamed V, Agadir, Aguelmous, Anza,
Benslimane, Béni Hafida, Cabo Negro, Casablanca, Fès, Lakbab, Marrakech, Merchich,
Mohammédia, Rabat, Salé, Tanger, Tan Tan, Taounate, Tit Mellil, Zag.
Due to the channel restrictions above, the operation of this product using the fat channel
mode (40MHz of channel bandwidth) is not allowed at the 2.4GHz frequency band.
■Notice for users in Pakistan
The following are Pakistan Telecommunication Authority (PTA)
approved: 28A
C-
28A Wide Touch Monitor User’s Guide
16
■Notice for users in Saudi Arabia
For model: 28A
CITC Certificate
Appendix C. FR Statement
C-17
■Notice for users in South Africa
For models: 28A
TA-2014/491
C-
28A Wide Touch Monitor User’s Guide
18
Appendix C. FR Statement
C-19
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