Lenovo ThinkPad L420 Support and Manuals
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Connection Problem Via Vga Cable To Tv From Laptop
when trying connecting my lenovo thinkpad L420 with my LCD TV using VGA cable, Laptop not detecting ...
when trying connecting my lenovo thinkpad L420 with my LCD TV using VGA cable, Laptop not detecting ...
(Posted by tgrajeev4u 9 years ago)
Blutooth Driver Not Install
Blutooth driver not install in windows 7 ,32 bit
Blutooth driver not install in windows 7 ,32 bit
(Posted by deepakkumar 10 years ago)
How To Activate Bluetooth
(Posted by Anonymous-90490 11 years ago)
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Popular Lenovo ThinkPad L420 Manual Pages
Hardware Maintenance Manual - Page 3
Contents
About this manual iii
Chapter 1. Status indicators . . . . . 49
Chapter 6. Important service information 25
Strategy for replacing FRUs 25 Strategy for replacing a hard disk drive . . . 26 Important notice for replacing a system board 26 How to do first 29 Checkout guide 30
System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for DOS diagnostics program...
Hardware Maintenance Manual - Page 31
...that all machine types supported by one FRU, any FRUs listed in effect.
© Copyright Lenovo 2011, 2012
25 To download software fixes, drivers, and BIOS, do as follows: 1. "FRU identification for replacing FRUs
Before replacing parts:
Make sure that show the FRU removals or replacements for the Lenovo® authorized service technicians are installed before replacing any of the...
Hardware Maintenance Manual - Page 35
... supporting the Lenovo diagnostics programs" on page 34 • "Power system checkout" on page 36
Before you replace FRUs, it :
1. Chapter 3. Consider replacing a FRU only when a problem recurs. If the error does not recur, do first" on page 29 • "Checkout guide" on removing and replacing FRUs. • When you go to the FRU parts list. • A FRU should service the...
Hardware Maintenance Manual - Page 41
... the following :
1. If an error code is displayed, repeatedly press and release the F12 key. When the ThinkPad logo is displayed, go to "Symptom-to use the bootable diagnostic programs, you can create a bootable diagnostic medium on page 43 for error code descriptions and troubleshooting hints.
2. Use the arrow keys to troubleshoot the problem. Follow the instructions on the screen to...
Hardware Maintenance Manual - Page 45
... Disc.
Restoring the factory contents by using Recovery Disc Set
When the hard disk drive or solid state drive is on http://www.lenovo.com/support. If possible, copy any important data
or personal files that you
can take about two hours.
1. c. Applications and Drivers Recovery Disc (one or more discs) This disc restores...
Hardware Maintenance Manual - Page 47
... how to remove the battery pack, see "1140 Backup battery" on the computer and wait until the POST ends. For models supporting the Passphrase function, press F1 while the POP icon is available, neither Lenovo nor Lenovo authorized service technicians provide any services to reset the user HDPs or to Security ➙ Password. Note: To check whether the ThinkPad Notebook you...
Hardware Maintenance Manual - Page 51
... cache error. (two short beeps)
1. Remove Mini PCI network card. 2. CPU. 2. Numeric error codes (continued)
Symptom or error (beeps, if any)
FRU or action, in BIOS Setup Utility. 2. Load "Setup Default" in sequence
0232 Extended RAM error- System board.
0271 Date and time error-Neither the date nor the time is dead. (two short beeps)
1. Charge the backup battery for...
(English) User Guide - Page 4
... Hard disk passwords 71 Supervisor password 73 Hard disk security 75 Setting the security chip 75 Using a fingerprint reader 76 Notice on the keyboard 159
ii User Guide Replacing devices . . . . . 89
Static electricity prevention 89 Replacing the battery 89 Replacing the memory 91 Replacing the hard disk drive 93 Replacing the solid state drive 97 Installing and replacing the mSATA...
(English) User Guide - Page 20
ThinkPad L420 and L520 front view
1 Computer display 3 Built-in stereo speakers 5 TrackPoint buttons 7 UltraConnect wireless antennas (left) 9 Built-in microphone 11 ThinkVantage button 13 Fingerprint reader 15 Bluetooth antenna 17 Touch pad 19 Fn key
2 Power switch 4 TrackPoint pointing stick 6 Built-in sleep (standby) mode.
Use the power switch to the instructions in "Changing...
(English) User Guide - Page 152
... Windows update, Microsoft Download Center,
or Windows XP Service Pack 3 installation CD. 17. Installing Intel Chipset Support for Specify Additional Device. 12. Select Compatibility. 5. When prompted, insert the diskette that appear on the screen. 19. Install device drivers.
Start the BIOS Setup Utility menu. 2. Change the startup sequence of your computer will only display...
(English) User Guide - Page 153
...\PCMCIAPW\, double-click install.bat, and then follow the instructions that appear on the Device Manager window, a yellow mark may appear at : http://www.lenovo.com/support/site.wss/document.do?sitestyle=lenovo&lndocid=tpad-matrix
To install the driver, do ?sitestyle=lenovo&lndocid=tpad-matrix. 11. Complete the Windows XP Service Pack 2 installation. 9. Note: If you remove the hard disk...
(English) User Guide - Page 154
... Monitor tab. 17. Note: If you install this directory on the desktop, and click Personalize. 2. Click Properties. 7. Click Update Driver. 9. Click OK and close the Display Settings window. The Display Settings window opens. 3. Click Update Driver.
136 User Guide The DOS prompt window appears. • Type setup.exe at the left. 3. Installing ThinkPad Monitor File for Windows 2000/XP...
(English) User Guide - Page 155
... will show ThinkPad Display. Click Close for Windows Update connection, and then click Next. 9. Right-click on your hard disk drive. Click Properties. 7. Click Next. 13. Click OK and close the Display Settings window.
Advanced configuration 137 8. Select the Settings tab. 3. Select No, not this time for Display Properties. 15. Click Add. 21. Installing Intel Chipset Support for...
(English) User Guide - Page 170
... how to the Internet. 2. Also, if the machine is producing error codes, it . This may eliminate the driver as critical, recommended, and optional to operate that component or if you added a new component. Go to -date.
Update packages can be instructed on your computer, the installed operating system, and the language of the operating system to...
(English) User Guide - Page 178
... Two short beeps
160 User Guide
Error message
Solution
Operating system not found. Unlock the system to reconfigure the settings. Run BIOS Setup Utility to proceed.
Load Setup default settings in the drive.
0200: Failure Fixed Disk
0210: Stuck Key
0211: Keyboard error
0212: Keyboard Controller Failed 0213: Keyboard locked - Replace the backup battery and run SETUP
0251: System CMOS...
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