Lenovo T400 Support Question

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Question posted by AZIANGBE on September 9th, 2012

How To Recovery Bios Password

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Answer #1: Posted by mvivekt510 on September 9th, 2012 1:35 AM

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mvivekt510

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August 26th, 2012

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step 1:start the computer

step2: press f2 key while it is booting

then bios setup window will open

step3: now got the boot menu and there will be a option of reseting password..

reset the password and press f4 to save the changes and then restart your laptop..this works

Related Lenovo T400 Manual Pages

Hardware Maintenance Manual - Page 5

...for Windows 28 PC-Doctor for Rescue and Recovery . . . . . 28 Power ...password . . . . 35 Power management 37 Screen blank mode 37 Standby mode 37 Hibernation mode 38 Symptom-to-FRU index 39 Numeric error codes 39 Error messages 43 Beep symptoms 44 © Copyright Lenovo 2008 No-beep symptoms 44 LCD-related symptoms 45 Intermittent problems 46 Undetermined problems 46 ThinkPad T400...

Hardware Maintenance Manual - Page 6

Locations 126 Front view 126 Rear view 127 Bottom view 128 Parts list 129 Overall 130 LCD FRUs 183 Keyboard 206 Miscellaneous parts 208 AC adapters 210 Power cords 211 Recovery discs 212 Common service tools 223 Notices 225 Trademarks 226 iv ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual

Hardware Maintenance Manual - Page 31

...of reasons that supports the PC-Doctor® for DOS diagnostics program. v Before replacing any ThinkPad model that have been altered. If the error does not recur, do first" on page ...operations as cosmic radiation, electrostatic discharge, or software errors. Single failures can occur for Rescue and Recovery" on page 28 v "Power system checkout" on page 26 - "PC-Doctor for DOS"...

Hardware Maintenance Manual - Page 32

... spindle of service __ 3. Failure symptoms, error codes appearing on laptop products The following information in the parts exchange form or parts return...a liquid onto the keyboard v Use of a nonsupported device v Forgotten computer password (making the computer unusable) v Sticky keys caused by the customer. Before ...ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual

Hardware Maintenance Manual - Page 34

...BIOS Setup Utility menu appears after the password is available on the following Web site: http://www.lenovo.com/support PC-Doctor cannot be powered on, go to "Symptom-to enter the BIOS Setup Utility. When the ThinkPad... on model-unique functions, refer to "Power system checkout" on page 39. 26 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual Note: PC-Doctor for DOS is...

Hardware Maintenance Manual - Page 36

... related to run the test, click "Run Diagnostics" on the Rescue and Recovery main screen. 28 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual Exit Diag. To cancel... Log v Save Log v Full Erase Hard Drive v Quick Erase Hard Drive PC-Doctor for Rescue and Recovery In some models of the computer. 5. Select one of the categories listed below to display symptoms and solutions...

Hardware Maintenance Manual - Page 42

...in the BIOS Setup Utility. If it has, it can be used for access to reset the password. Supervisor password A supervisor password (SVP...are two hard-disk passwords (HDPs): v User HDP-for the user v Master HDP-for a scheduled fee. 34 ThinkPad T400 and R400 (14... the recovery process is turned on password (POP) protects the system from the hard disk drive. Hard-disk password There ...

Hardware Maintenance Manual - Page 43

...the other models, enter the master HDP. then, in the Enter Current Password field. Turn on the ThinkPad computer. 3. For models supporting the Passphrase function, press F1 while HDP...the POST ends. Select Power-On Password. 6. Remove the backup battery. Note: To check whether the ThinkPad computer supports the Passphrase function, enter the BIOS Setup Utility and go to enterBIOS Setup...

Hardware Maintenance Manual - Page 44

... master HDP will have been removed. 36 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual Note: To check whether the ThinkPad computer supports the Passphrase function, enter the BIOS Setup Utility and go to move down the menu. 4. Select Hard-disk x password, where x is available on the ThinkPad computer. 3. If Using Passphrase item is...

Hardware Maintenance Manual - Page 47

...symptom is not correct. 2. Then save the current setting by diagnostic codes in the ThinkPad computers, see the manual for each error detected in this section lists symptoms and errors ...not supported by pressing F10. Enter BIOS Setup and load Setup defaults. 1. If no numeric code is displayed, check the narrative descriptions of the supervisor password in the EEPROM is displayed for ...

Hardware Maintenance Manual - Page 48

...board. 0231 System RAM error-System RAM fails at offset nnnn. 40 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual DIMM. 2. DIMM. Invalid RFID configuration ...board. 0188 System board. Run BIOS Setup Utility, and then save the current setting by pressing F10. 2. Remove one of them . Charge the battery pack. 2. Security password retry count exceeded. 1. Hard ...

Hardware Maintenance Manual - Page 49

.... 0270 Real-time clock error. 1. Default configuration used . 1. DIMM. 2. in -Turn off and remove the daughter card. 2. Reset the password by connecting the ac adapter. 2. Replace the backup battery and run BIOS Setup Utility to reset the time and date. 3. Charge the backup battery for more than 8 hours by connecting the ac...

Hardware Maintenance Manual - Page 56

...Core™ 2 Duo processor P8400 (2.26 GHz), 3-MB L2 cache v Intel Core 2 Duo processor P8600 (2.4 GHz), 3-MB L2 cache v Intel Core 2 Duo processor P9500 (2.53 GHz), 3-MB L2 cache v Intel Core 2 Duo processor T9400 (2.53 GHz), 6-MB L2 cache v Intel Core 2 Duo processor T9600 (2.8 GHz...v Blu-ray disc drive, 9.5 mm high 48 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual ...

Hardware Maintenance Manual - Page 181

... (continued) No. FRU FRU no. 23 CPU assembly, Intel Core 2 Duo processor P8400 (2.26 42W7984 GHz) v 6473-CTO, T3x, T4x, T5x, T7x, T9x, ...CTO, X2x v 2764-CTO, 21x, 22x, 23x v 2765-CTO, T1x, TEx v 2766-CTO, 1Dx, 1Ex v 2767-CTO, 1Kx, 1Lx, 1Mx, 1Nx, 1Sx, 1Vx, 1Wx, 2Dx, 2Ex, 2Fx v 2768-CTO v 2769-CTO v... 2789-CTO RoHS CRU ID ID R N ThinkPad T400 and R400 (14.1-inch widescreen) 173 Table 38.

Hardware Maintenance Manual - Page 182

... (continued) No. FRU FRU no. 23 CPU assembly, Intel Core 2 Duo processor P8600 (2.4 42W7985 GHz) v 6473-CTO, T1x, T2x, T6x, TCx, TDx, TEx..., 21x, 22x, 2Kx, 2Lx, 2Mx, 2Nx, 2Px, 2Qx, TBx v 2766-CTO, 14x, 15x, 16x v 2767-CTO, 11x, 1Fx, 1Gx, 1Px, 1Tx, 1Xx, 1Yx, 23x, 24x, 25x, 2Gx, 2Hx, 2Kx v 2768...CRU ID ID R N 174 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual

Hardware Maintenance Manual - Page 183

...) No. FRU 23 CPU assembly, Intel Core 2 Duo processor P9500 (2.53 GHz) v 6473-CTO v 6474-CTO v 6475-CTO v 7417-CTO, TLx v 7420-CTO, 15x v 7425-CTO v 7434-CTO v 2764-CTO v 2765-CTO, TAx, TCx v 2766-CTO, 17x, 18x v 2767-CTO, 17x, 18x, 1Rx, 1Ux, ...-CTO v 2786-CTO v 2787-CTO v 2788-CTO v 2789-CTO FRU no. 42W7986 RoHS CRU ID ID R N ThinkPad T400 and R400 (14.1-inch widescreen) 175 Table 38.

Hardware Maintenance Manual - Page 184

...Core 2 Duo processor T9400 (2.53 42W7987 GHz) v 6473-CTO v 6474-CTO, 1Ax, 22x, E2x, E3x, R2x, R3x v 6475-CTO, R2x v 7417-CTO, TJx, TNx, TSx v 7420-CTO v 7425-CTO v 7434-CTO v 2764-CTO, 24x, 25x, 27x v 2765-CTO, 2Jx, 2Rx, T7x v 2766-CTO, 19x, 1Ax v 2767..., 26x, 27x v 2788-CTO, X3x v 2789-CTO, X4x RoHS CRU ID ID R N 176 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual

Hardware Maintenance Manual - Page 185

...-Overall (continued) No. FRU 23 CPU assembly, Intel Core 2 Duo processor T9600 (2.8 GHz) v 6473-CTO v 6474-CTO v 6475-CTO v 7417-CTO v 7420-CTO v 7425-CTO v 7434-CTO v 2764-CTO v 2765-CTO, T9x v 2766-CTO, 1Bx, 1Cx v 2767-CTO, 14x, 2Bx, 2Cx, R2x, R7x, R9x ... 2786-CTO v 2787-CTO v 2788-CTO v 2789-CTO FRU no. 42W7988 RoHS CRU ID ID R N ThinkPad T400 and R400 (14.1-inch widescreen) 177 Table 38.

Hardware Maintenance Manual - Page 220

...-CTO v 2765-CTO v 2766-CTO v 2767-CTO v 2768-CTO v 2769-CTO v 2773-CTO v 7438-CTO, T6x, T7x v 7439-CTO v 7440-CTO v 7443-CTO v 7445-CTO v 7446-CTO v 7447-CTO v 2782-CTO, TMx v 2783-CTO v 2784-CTO v 2786-CTO v 2787-CTO v 2788-CTO v 7789-CTO 212 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware...

Hardware Maintenance Manual - Page 234

...be the trademarks or service marks of others. 226 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual...: Active Protection System Lenovo® Rescue and Recovery® ThinkLight® ThinkPad® ThinkVantage® TrackPoint® Ultrabay Ultrabay...; Intel® CoreTM 2 Duo Other company, product, or service names may vary. Some measurements may...