Lenovo 20823HU Support and Manuals
Get Help and Manuals for this Lenovo item
View All Support Options Below
Free Lenovo 20823HU manuals!
Problems with Lenovo 20823HU?
Ask a Question
Free Lenovo 20823HU manuals!
Problems with Lenovo 20823HU?
Ask a Question
Popular Lenovo 20823HU Manual Pages
User Manual - Page 5
... Disc Set 56 Passwords 57
Power-on password 57 Hard-disk password 57 Supervisor password 58 How to remove the power-on password . . . . 58 How to remove the hard-disk password . . . . 59 Power management 60 Screen blank mode 60 Sleep (Standby) mode 60 Hibernation mode 61
© Copyright Lenovo 2008, 2009
Symptom-to-FRU index 62 Numeric error codes 62 Error...
User Manual - Page 51
... error does not recur, do with another FRU of a single, unreproducible failure. v A FRU should service the computer. "Diagnostics using PC-Doctor for DOS" on page 48 - v Before replacing any ThinkPad model that supports the PC-Doctor® for a variety of the machine and the FRU part number are servicing sequence might not apply to replace a nondefective FRU.
© Copyright Lenovo...
User Manual - Page 56
... Start --> All Programs --> Lenovo ThinkVantage Tools --> System Health
and Diagnostics.
It enables you to troubleshoot and resolve problems related to the computer.
PC-Doctor for Windows
In some models 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 screen...
User Manual - Page 64
.../DVD drive as updates to complete the Windows setup. Follow the instructions on page 243. For information on which discs to order, see "Recovery discs" on the screen to the software that you hear repeating beeps, release the F1 key. The recovery disc set consists of a failure, no product recovery program is replaced because of...
User Manual - Page 66
... following:
(A) If no master HDP is appearing on the ThinkPad Notebook. 3.
Note: There are servicing supports the Passphrase function, enter the BIOS Setup Utility and go to Security --> Password. If no SVP has been set . The hard disk drive can be replaced for the HDP: User only and Master + User. Remove the backup battery. Turn on the computer. 2.
User Manual - Page 70
... replacing a FRU does not solve the problem, put the original part back in boldface type.
If no numeric code is displayed, check the narrative descriptions of symptoms. If the symptom is listed first, in the computer. Numeric error codes
Table 2. Run BIOS Setup Utility, and save the current setting by diagnostic codes in the ThinkPad Notebooks, see the manual for each error...
User Manual - Page 72
... boot incomplete- Load "Setup Default" in sequence
0250 System battery error-System battery is dead.
1. DIMM. 2. System board.
1802 Unauthorized network card is set in BIOS Setup Utility.
2.
Replace the backup battery and run BIOS Setup Utility to reset the time and date.
0252 Password checksum bad-The password is plugged
installed.
Run BIOS Setup Utility to reset...
User Manual - Page 73
... the authentication.
1830 Invalid memory configuration-Power off and remove all but the reader that the latest HDD firmware is available at http://www.lenovo.com/support
2100 Initialization error on this system, with an old firmware, the customer needs to update its firmware to enter SETUP
1.
Main hard disk drive.
3. Power off and install a memory module to the computer.
3.
User Manual - Page 75
... connector is set . No beep, power-on indicator on , LCD blank, 1. Type the password and press Enter. The hard-disk password prompt appears. Beep symptoms
Symptom or error
FRU or ... service information 67 DIMM.
Type the password and press Enter. One long and two short beeps, and a blank or unreadable LCD.
1. Two short beeps with error codes. See "Numeric error codes" on password...
User Manual - Page 77
..., and other external devices d. If the problem remains, replace the following : 1. System board b. If any error is detected, do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors. Verify that no more errors exist. Verify that have no error is detected, replace the FRU shown by the computer. DIMM h. Optical disk or diskette in loop...
User Manual - Page 113
Table 22.
Removing and replacing a FRU 105
If the computer you install the card, route the antenna cables as shown in this figure. Installation of PCI Express Mini Card for wireless WAN Cable routing: When you are servicing is the wireless WAN-ready model, put the cables in the cable holders and secure them with tape as shown in...
User Manual - Page 128
...following labels:
1
Product label
1a Non-mercury label
Note: If the computer you are servicing is an LED-backlight LCD model,
you need to paste this label so that the notice for mercury ...base cover; When you replace the base cover, you also need to apply the following figure:
1 1a
3
4
13
12
2 11
5
10 9
6 8
7
120 ThinkPad T500 and W500 Hardware Maintenance Manual if it has one...
User Manual - Page 151
... cord, a battery, and a hard disk drive. Once the access panel is removed, the specific CRU is available for all types or models, unless specific types or models
are specified. v FRU with specific models listed and described as xxU (where U is specified. v A CRU (customer replaceable unit) is an Optional-service CRU. ThinkPad Notebooks contain the following lists of the service parts. Other...
Brochure - Page 3
...
Security Standard: ThinkVantage Client Security with password manager, Integrated Trusted Platform Module (TPM v1.2), Bios disable of either PC Card or SmartCard
ThinkPad® T Series goes green
*The ThinkPad T400 and T500 notebooks can both meet EPEAT Gold qualification (LED backlight Display systems).
ThinkPad T400 / T500 SPECIFICATIONS
ThinkPad T SERIES
Processor3 (Speed, L2 Cache...
Brochure - Page 4
...;2008 Lenovo. up to which it connects. [8] Battery: These model numbers achieved Battery Rundown Time of such marks by 3rd party telecommunications service providers and is under license. Maximum capacity may require purchase of optional component. [7] 11a, 11b, and 11g wireless: This is service partition. [6] Memory: Total accessible memory will be trademarks or service marks of support...
Lenovo 20823HU Reviews
We have not received any reviews for Lenovo yet.