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Lenovo ThinkPad X1 (English) User Guide - Page 150

Computer screen problems, Problem, Solution, Personalize, Display, Change display settings

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Computer screen problems • Problem: The screen is blank. Solution: Do the following: - Press Fn+F7 to bring up the image. - If you are using the ac power adapter, or using the battery and the battery status indicator is on (is green), press Fn+F9 to make the screen brighter. - If the sleep status indicator is on (is green), press Fn to resume from the sleep mode. - If the problem persists, do the Solution in the problem below. • Problem: The screen is unreadable or distorted. Solution: Make sure that: - The display device driver is installed correctly. - The screen resolution and color quality are correctly set. - The monitor type is correct. To check these settings, do the following: 1. Right-click on the desktop, and click Personalize. 2. Click Display at the left. 3. Select Change display settings. Check whether the screen resolution is correctly set. 4. Click Advanced Settings. 5. Click the Adapter tab. 6. Make sure that the correct device driver name is shown in the adapter information window. Note: The device driver name depends on the video chip that has been installed on your computer. 7. Click the Properties button. If you are prompted for an administrator password or confirmation, type the password or provide confirmation. Check the "Device status" box and make sure the device is working properly. If not, click the Troubleshoot button. Close the Properties window. 8. Click the Monitor tab. Check whether the color quality is correctly set, make sure other information is also correct. 9. Click the Properties button. If you are prompted for an administrator password or confirmation, type the password or provide confirmation. Check the "Device status" box and make sure the device is working properly. If not, click the Troubleshoot button. • Problem: Incorrect characters appear on the screen. Solution: Did you install the operating system or application program correctly? If they are installed and configured correctly, have the computer serviced. • Problem: The screen stays on even after you turn off your computer. Solution: Press and hold the power switch for 4 seconds or over to turn off your computer; then turn it on again. • Problem: Missing, discolored, or bright dots appear on the screen every time you turn on your computer. Solution: This is an intrinsic characteristic of the TFT technology. Your computer's display contains multiple thin-film transistors (TFTs). A small number of missing, discolored, or bright dots on the screen might exist all the time. 134 User Guide

Section	Page
Read this first	7
Important safety information	8
Conditions that require immediate action	9
Safety guidelines	9
Chapter 1. Product overview	17
Locating computer controls, connectors, and indicators	17
Front view	18
Right-side view	21
Left-side view	22
Bottom view	23
Rear view	24
Status indicators	25
Locating important product information	28
Machine type and model label	28
FCC ID and IC Certification number label	29
Certificate of Authenticity label	30
Features	30
Specifications	32
Operating environment	32
ThinkVantage Technologies	33
Accessing applications in Windows 7	33
Access Connections	35
Active Protection System	35
Client Security Solution	35
Fingerprint Software	35
Lenovo Solution Center	35
Lenovo ThinkVantage Tools	36
Lenovo ThinkVantage Toolbox	36
Message Center Plus	36
Password Manager	36
Power Manager	36
Product Recovery	37
Rescue and Recovery	37
System Update	37
Chapter 2. Using your computer	39
Registering your computer	39
Frequently asked questions	39
Instant Media Mode	41
Special keys and buttons	42
ThinkVantage button	42
Function key combinations	42
Volume and mute buttons	44
Windows key and other function keys	46
Using the UltraNav pointing device	46
Using the TrackPoint pointing device	47
Using the touch pad	48
Behavior of the UltraNav and an external mouse	50
Adding the UltraNav icon to the system tray	50
Power management	50
Checking battery status	51
Using the ac power adapter	51
Charging the battery	51
Maximizing battery life	52
Managing your battery power	52
Power-saving modes	52
Connecting to the network	53
Ethernet connections	53
Wireless connections	54
Using an external display	60
Changing display settings	60
Connecting an external display	60
Using dual displays	62
Using a color profile	63
Using audio features	63
Using an integrated camera	64
Using the media card reader	64
Inserting a flash media card	65
Removing a flash media card	65
Chapter 3. You and your computer	67
Accessibility and comfort	67
Ergonomic information	67
Adjusting your computer to fit you	68
Accessibility information	69
FullScreen Magnifier function	69
Traveling with your computer	70
Travel tips	70
Travel accessories	70
Chapter 4. Security	71
Attaching a mechanical lock	71
Using passwords	71
Passwords and sleep mode	72
Typing passwords	72
Power-on password	72
Hard disk passwords	73
Supervisor password	75
Hard disk security	77
Setting the security chip	77
Using a fingerprint reader	79
Notice on deleting data from your hard disk drive or solid state	82
Using and understanding firewalls	82
Protecting data against viruses	83
Chapter 5. Recovery overview	85
Creating and using recovery media	85
Creating recovery media	86
Using recovery media	86
Performing backup and recovery operations	86
Performing a backup operation	86
Performing a recovery operation	87
Using the Rescue and Recovery workspace	87
Creating and using a rescue medium	88
Creating a rescue medium	88
Using a rescue medium	88
Reinstalling preinstalled applications and device drivers	89
Solving recovery problems	90
Chapter 6. Replacing devices	91
Static electricity prevention	91
Before replacing CRU	91
Replacing the hard disk drive or solid state drive	92
Replacing the keyboard	94
Replacing the memory module	97
Replacing the PCI Express Mini Card for wireless LAN/WiMAX conne	99
Installing and replacing the PCI Express Mini Card for wireless	101
Installing and replacing the mSATA solid state drive	103
Replacing the backup battery	105
Replacing the SIM card	106
Chapter 7. Enhancing your computer	109
Finding ThinkPad options	109
ThinkPad Battery 39+ (6-cell slice battery)	109
ThinkPad Battery 39+ top view	109
ThinkPad Battery 39+ bottom view	110
Attaching a ThinkPad Battery 39+	110
Detaching a ThinkPad Battery 39+	112
Charging a ThinkPad Battery 39+	113
Chapter 8. Advanced configuration	115
Installing a new operating system	115
Before you begin	115
Installing Windows 7	116
Installing device drivers	117
Installing the driver for the 4-in-1 Media Card Reader	117
Installing the driver for USB 3.0	117
Installing ThinkPad Monitor File for Windows 2000/XP/Vista/7	117
Installing Intel Chipset Support for Windows 2000/XP/Vista/7	118
Installing other device drivers	118
ThinkPad Setup	118
Config menu	119
Date/Time menu	120
Security menu	120
Startup menu	121
Restart menu	123
ThinkPad Setup items	123
Updating your system UEFI BIOS	131
Using system management	132
System management	132
Setting management features	133
Chapter 9. Preventing problems	135
General tips for preventing problems	135
Making sure device drivers are current	136
Getting the latest drivers from the Web site	136
Getting the latest drivers using System Update	136
Taking care of your computer	137
Cleaning the cover of your computer	138
Chapter 10. Troubleshooting computer problems	141
Diagnosing problems	141
Troubleshooting	142
Computer stops responding	142
Spills on the keyboard	142
Error messages	143
Errors without messages	145
Beep errors	146
Memory problems	146
Networking	147
Keyboard and other pointing devices	149
Display and multimedia devices	149
Fingerprint reader problems	154
Battery and power	155
Drives and other storage devices	158
Software problems	158
Ports and connectors	159
Chapter 11. Getting support	161
Before you contact Lenovo	161
Registering your computer	161
Downloading system updates	161
Recording information	161
Getting help and service	162
Using diagnostic programs	162
Lenovo Support Web site	162
Calling Lenovo	163
Purchasing additional services	163
Appendix A. Regulatory information	165
Wireless related information	165
Location of the UltraConnect wireless antennas	166
Locating wireless regulatory notices	167
Export classification notice	167
Electronic emission notices	167
Federal Communications Commission Declaration of Conformity	167
Industry Canada Class B emission compliance statement	168
European Union - Compliance to the Electromagnetic Compatibility	168
German Class B compliance statement	168
Korea Class B compliance statement	169
Japanese VCCI Class B statement	169
Japan compliance statement for products which connect to the pow	169
Lenovo product service information for Taiwan	169
Additional regulatory information	169
Appendix B. WEEE and recycling statements	171
Important WEEE information	171
Japan recycling statements	171
Recycling information for Brazil	172
Battery recycling information for Taiwan	172
Battery recycling information for the United States and Canada	172
Battery recycling information for the European Union	173
Appendix C. Notices	175
Trademarks	176
Appendix D. Restriction of Hazardous Substances Directive (RoHS)	177
China RoHS	177
Turkish RoHS	177
Ukraine RoHS	177

Match case Limit results 1 per page

Computer screen problems

•

Problem

: The screen is blank.

Solution

: Do the following:

–

Press Fn+F7 to bring up the image.

–

If you are using the ac power adapter, or using the battery and the battery status indicator is on (is

green), press Fn+F9 to make the screen brighter.

–

If the sleep status indicator is on (is green), press Fn to resume from the sleep mode.

–

If the problem persists, do the Solution in the problem below.

•

Problem

: The screen is unreadable or distorted.

Solution

: Make sure that:

–

The display device driver is installed correctly.

–

The screen resolution and color quality are correctly set.

–

The monitor type is correct.

To check these settings, do the following:

1. Right-click on the desktop, and click

Personalize

2. Click

Display

at the left.

3. Select

Change display settings

. Check whether the screen resolution is correctly set.

4. Click

Advanced Settings

5. Click the

Adapter

tab.

6. Make sure that the correct device driver name is shown in the adapter information window.

Note:

The device driver name depends on the video chip that has been installed on your computer.

7. Click the

Properties

button. If you are prompted for an administrator password or conﬁrmation, type

the password or provide conﬁrmation. Check the “Device status” box and make sure the device is

working properly. If not, click the

Troubleshoot

button. Close the

Properties

window.

8. Click the

Monitor

tab. Check whether the color quality is correctly set, make sure other information

is also correct.

9. Click the

Properties

button. If you are prompted for an administrator password or conﬁrmation, type

the password or provide conﬁrmation. Check the “Device status” box and make sure the device is

working properly. If not, click the

Troubleshoot

button.

•

Problem

: Incorrect characters appear on the screen.

Solution

: Did you install the operating system or application program correctly? If they are installed and

conﬁgured correctly, have the computer serviced.

•

Problem

: The screen stays on even after you turn off your computer.

Solution

: Press and hold the power switch for 4 seconds or over to turn off your computer; then turn

it on again.

•

Problem

: Missing, discolored, or bright dots appear on the screen every time you turn on your computer.

Solution

: This is an intrinsic characteristic of the TFT technology. Your computer's display contains

multiple thin-ﬁlm transistors (TFTs). A small number of missing, discolored, or bright dots on the screen

might exist all the time.

134

User Guide