Lenovo C540 Support Question
Lenovo C540 Support Question
Find answers below for this question about Lenovo C540.Need a Lenovo C540 manual? We have 1 online manual for this item!
Question posted by craig99258 on January 6th, 2016
Power Problem
when powered on you hear 12 beeps then powers off
Current Answers
Related Lenovo C540 Manual Pages
User Guide - Page 4
...computer 4 Installing the computer stand 5 Computer stand 6 Connecting your computer 7 Connecting the power cord 8 Important information about using the computer 9 Wired keyboard (selected models only 10 ...11
Switching between the main Windows 8 interfaces 12 The Charms Bar 12 Shutting down the computer 12 Switching between apps 12 Closing an app 13 Opening other system programs...
User Guide - Page 5
Troubleshooting and Confirming Setup 19
Troubleshooting Display Problems 20 Troubleshooting Audio Problems 21 Troubleshooting Software Problems 22 Troubleshooting Problems with Optical Drives and Hard Disks 23 Special considerations for troubleshooting Windows 24 Windows Help and Support 24 BIOS setup utility 25 Performing Daily Maintenance ...
User Guide - Page 8
Left and right views of the computer
Attention: Be sure not to block any air vents on the computer. Blocked air vents may cause thermal problems.
7 8
1 2 3 4 5
6
USB connector Microphone connector Memory card reader Optical drive eject button
Headphone connector USB connector Power button Optical drive
Attention: Do not insert 3-inch discs into the optical drive. User Guide 3
User Guide - Page 9
Rear view of the computer
9 8
1 2 3 4 56 7
TV tuner connector (selected models only, 2 connectors for Japan) Power connector USB connector HDMI-out connector (selected models only) Air vents
TV tuner connector (selected models only, 2 connectors for Japan) Ethernet connector USB connector Security cable slot
4 User Guide
User Guide - Page 13
Connecting the power cord
8 User Guide
User Guide - Page 14
Important information about using the computer
Press the power button on the side of the computer to turn on the computer.
Hold the computer tightly when you carry it. User Guide 9
User Guide - Page 17
...Windows 8 interfaces
Windows 8 comes with two main user interfaces: the Start Screen and the Windows desktop. Select Power → Shutdown. To display the charms, do one of the screen or move the cursor to...key . Swipe in from the left edge of the following : • Swipe in the next app.
12 User Guide
To switch from the Charms Bar. • Move the cursor to bring in from the ...
User Guide - Page 25
..., ensure that the LCD screen has been turned on the LCD.
Right-click the desktop anywhere except over an icon, then select Personalize
from the pop-up menu. 2. If still cannot solve the problem, contact Lenovo Customer Service. Solving Problems
Follow these tips when troubleshooting your computer: • If you added or removed...
User Guide - Page 26
...
from the
Settings Charm or click the arrow on taskbar to show the hidden icons in Windows desktop mode, then click the speaker icon. Ensure that may be generating magnetic interference. 2. sound from the computer. 3. Problem: No sound from the integrated speakers. Ensure that the headphone cable is not muted.
Adjust the...
User Guide - Page 27
Open the Task Manager window by powering the system off or through other drastic means. Problem resolution: During installation never abort the install .... During the uninstall process, never directly delete the files or folders. Troubleshooting and problem resolution: 1. Troubleshooting Software Problems
Problem: You are unable to uninstall the software.
22 User Guide Back up all documents...
User Guide - Page 29
...TV signal from analog to digital, your computer. You can watch digital TV again, you have a problem with the operating system, see the Windows Help and Support file. Windows Help and Support
If you must... considerations for this method may be useful later when troubleshooting system problems: 1. When you want to watch TV, be slightly different from the actual capacity due to the...
User Guide - Page 36
...provided by Lenovo.
Lenovo recommends that was included with locating the various connectors. Disconnect all power and signal cables from scratches or other soft cloth to let it cool down on ... your computer or in the Safety and Warranty Guide that you do the following: 1. This includes power cords,
input/output (I/O) cables, and any other cables that you use a blanket, towel, or...
User Guide - Page 37
... the computer and all attached devices. 2. Refer to reinstall the stand base. Disconnect all power cords from scratches or other soft cloth to "Left and right views" and "Rear view..., towel, or other damage. 1. Refer to protect the touch screen from electrical outlets. 3. This includes power cords, input/output (I/O) cables, and any media (disks, CDs, or memory cards) from the stand...
User Guide - Page 38
... the touch screen from scratches or other soft cloth to the computer. Unplug all power cords from the drives, shut down before removing the cover. Remove the foot cover...with mounting holes on a soft flat surface for help with locating the various connectors. 4.
This includes power cords, input/output (I/O) cables, and any media (disks, CDs, or memory cards) from electrical outlets...
User Guide - Page 39
... Disconnect all attached devices. 2. Make sure the latches lock the memory module in place.
8. This includes power cords, input/output (I/O) cables, and any media (disks, CDs, or memory cards) from scratches or ...for help with the memory socket, then insert it from electrical outlets. 3. Unplug all power cords from its socket. All of the memory socket to release the memory module and ...
User Guide - Page 41
... "Rear view" for this procedure. Lenovo recommends that are connected to the computer. Refer to let it cool down before removing the cover. Unplug all power cords from the drives, shut down on a soft flat surface for help with locating the various connectors. 4. Replacing the optical drive
Attention: Turn off the...
User Guide - Page 43
... (disks, CDs, or memory cards) from electrical outlet.
38 User Guide c. Disconnect the adapter cable from the computer , then unplug the power cord from the drives, shut down before removing the cover. 1. Replacing the adapter
Attention: Turn off the computer and wait 3 to 5 minutes... 11. Align the new optical drive with the cover, and then push the cover back into the drive bay.
12.
User Guide - Page 45
... the computer".
4. To replace the keyboard:
1.
Remove any media (disks, CDs, or memory cards) from the drives, shut down the computer, and turn off all power cords from the computer and connect the new keyboard cable to the same connector.
* The mouse can be connected to "Side view of the computer...
User Guide - Page 48
...time of electricity. Hibernate: Never
User Guide 43 Microsoft Windows Vista, Windows 7 and Windows 8 Power plan: Balanced • Turn off hard disk drives: After 20 minutes - Turn off the ...Lenovo computers, go to the ENERGY STAR program requirement for a specified duration: ENERGY STAR power-management features, by operating system. Lenovo is a joint program of your day-to-...
User Guide - Page 49
... program. 2. For more information about these settings, refer to your computer by pressing the power switch.
44 User Guide Enabling ErP compliance mode
You can wake up your Windows Help and... enabled, you only can enable the energy-related products directive (ErP) compliance mode through the Power menu in standby mode or turned off. To enable ErP compliance mode in the Setup Utility ...
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