Lenovo 28479YU Support and Manuals
Get Help and Manuals for this Lenovo item
This item is in your list!
![Get support for Lenovo 28479YU](/images/products_thumb/lenovo-28479yu.jpg)
View All Support Options Below
Free Lenovo 28479YU manuals!
Problems with Lenovo 28479YU?
Ask a Question
Free Lenovo 28479YU manuals!
Problems with Lenovo 28479YU?
Ask a Question
Popular Lenovo 28479YU Manual Pages
Brochure - Page 3
![](/manualimages/d/j/lenovo-28472jf-brochure-d43f514_3_1ae3.png)
![](/manualimages/d/j/lenovo-28472jf-brochure-d43f514_3_1ae3.png)
... support with 3-year Upgrade
SECURITY Integrated Fingerprint Reader
BATTERY 4-cell, 6-cell or 9-cell Li-ion Battery
The Lenovo ThinkPad SL410 and SL510 Services
Thinkplus™ support
Base warranty extensions prevent costly out-of service and responsiveness
as per your PC will provide you peace of accidental damages, drops and electrical surges. Rather than returning the defective part...
User Manual - Page 5
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_5_4beb.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_5_4beb.png)
...-disk password . . . . 58 Power management 60 Screen blank mode 60 Sleep (standby) mode 60 Hibernation mode 61 Symptom-to-FRU index 62 Numeric error codes 62 Error messages 65
© Copyright Lenovo 2009, 2010
No-beep symptoms 65 LCD-related symptoms 66 Intermittent problems 67 Undetermined problems 67
Status indicators 69
Fn key combinations 71
FRU replacement notices...
User Manual - Page 47
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_47_72ae.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_47_72ae.png)
...board" on the customer support site http://www.lenovo.com/support
System Disassembly/Reassembly videos that show the FRU removals or replacements for the Lenovo® authorized service technicians are available in the following important service information that applies to all software fixes, drivers, and BIOS downloads are installed before completing the service action. "Product definition...
User Manual - Page 48
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_48_9120.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_48_9120.png)
... to use error message
Use the error codes displayed on the hard disk to replace a FRU but the replacement does not correct the
problem, reinstall the original FRU before doing this task.
If no error code is displayed, see if the symptoms change. v Some computers have been changed the symptoms.
Attention: The setup configuration on a system board are instructed to be...
User Manual - Page 51
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_51_de7b.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_51_de7b.png)
...; Copyright Lenovo 2009, 2010
43 v Before replacing any ThinkPad model that supports the PC-Doctor® for a variety of reasons that the model of the machine and the FRU part number are servicing sequence might be sure to do with another FRU of a single, unreproducible failure. If you go to the checkout guide, be overwritten. v A FRU should service the computer...
User Manual - Page 53
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_53_dcda.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_53_dcda.png)
... problem, you initialize the computer configuration, some possible configurations of the BIOS Setup Utility before you cannot change the parameters that are protected by the customer, BIOS Setup Utility menu appears after the password is entered. Note: If a supervisor password has been set by the supervisor password. however, you run correctly. To enter BIOS Setup Utility, do as a guide...
User Manual - Page 56
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_56_587a.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_56_587a.png)
... to view symptoms of computer problems and solutions for Rescue and Recovery
In some models of ThinkPad Notebook, the Rescue and Recovery® workspace enables you to test the hardware features of the following Web site: http://www.lenovo.com/support
To install the latest Lenovo ThinkVantage Toolbox (Lenovo System Toolbox) on the computer, follow the instructions on the Web...
User Manual - Page 63
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_63_4de8.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_63_4de8.png)
... Recovery Disc Set" v "Passwords" on page 56 v "Power management" on page 60 v "Symptom-to-FRU index" on page 62
Service Web site: When the latest maintenance diskette and the system program service diskette become available, they arrive. To restore the computer to use the recovery discs.
The recovery disc set consists of the user instructions and the...
User Manual - Page 65
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_65_cdc6.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_65_cdc6.png)
... HDP is available, neither Lenovo nor Lenovo authorized service technicians provide any services to reset either the user or the master HDP, or to recover data from being powered on password (POP) protects the system from the hard disk drive.
The system board must be replaced for access to reset the password. Remove the battery pack. The system...
User Manual - Page 66
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_66_7319.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_66_7319.png)
... the ThinkPad Notebook you are servicing supports the Passphrase function, enter the BIOS Setup Utility and go to enter BIOS Setup
Utility. Select Hard-disk x password, where x is selected and the user HDP has been forgotten and cannot be replaced for a scheduled fee. Turn on the computer. 2.
then, in the Enter Current Password field. To remove a user HDP...
User Manual - Page 70
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_70_6fc0.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_70_6fc0.png)
... BIOS Setup Utility, and then save current setting by diagnostic codes in the ThinkPad Notebooks, see the manual for each error detected in this section lists symptoms and errors and their possible causes.
Charge the battery pack. 2. Note: Do the FRU replacement or other actions in the sequence shown in the column headed "FRU or action, in the computer...
User Manual - Page 71
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_71_afc5.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_71_afc5.png)
... short beeps)
1. System board.
0232 Extended RAM error- Replace the backup battery and run BIOS Setup Utility to reset the time and date.
0280 Previous boot incomplete- System board.
02D0 System cache error. (two short beeps)
1. System board.
0250 System battery error-System battery is set in the computer. (two short beeps)
Run BIOS Setup Utility to reset the time and date...
User Manual - Page 75
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_75_3a1e.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_75_3a1e.png)
... failed, if wrong devices are supported by the FRU code. Verify that all of the failure is detected, replace the FRU shown by the computer. Replace any FRUs. 3. External diskette drive or optical drive f. If the problem remains, replace the following FRUs one at a time (do not replace any damaged FRU. 3. Non-ThinkPad devices b. Battery pack d. Determine whether the...
User Manual - Page 155
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_155_1800.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_155_1800.png)
...; Copyright Lenovo 2009, 2010
147 Other Self-service CRUs depending on page 235
Notes: v Each FRU is available for all of these types of CRUs include an ac adapter, a power cord, a battery, and a hard disk drive. v A CRU (customer replaceable unit) is a Self-service CRU; ThinkPad computers contain the following lists of the service parts. v FRUs marked with specific models listed...
User Manual - Page 215
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_215_e943.png)
![](/manualimages/5/7/lenovo-28479yu-user-manual-a9b0cf9_215_e943.png)
...
42T0648 N
27R2433 N
27R2463 N
42T0668 N
42T0656 N 42T0682 N 42T0646 N
27R2431 N
27R2465 N
45M2851 N
FRU no. 75Y4788
CRU ID
N
Parts list 207 Table 41. FRU (14.0-inch HD LCD)
8 LCD module, 14.0-inch HD glair v 2842-all v 2874-all
8 LCD module...anti-glair v 0530-all v 0553-all v 0585-all v 0591-all
9 Wireless LAN antenna set 14W
Table 42. Parts list-14.0-inch HD LCD (continued)
No.
Lenovo 28479YU Reviews
Do you have an experience with the Lenovo 28479YU that you would like to share?
Earn 750 points for your review!
We have not received any reviews for Lenovo yet.
Earn 750 points for your review!