Lenovo N200 manual How to remove the power-on password, How to remove the hard-disk password

Page 27

Related service information

How to remove the power-on password

To remove a POP that you have forgotten, do the following:

(A)If no SVP has been set:

1. Turn off the computer.

2. Remove the battery pack.

For how to remove the battery pack, see “1010 Battery pack” on page 45.

3. Remove the backup battery.

For how to remove the backup battery, see “1150 Backup battery” on page 64.

4. Turn on the computer and wait until the POST ends.

After the POST ends, the password prompt does not appear. The POP has been removed.

5.Reinstall the backup battery and the battery pack.

(B) If an SVP has been set and is known by the servicer:

1.Turn on the computer; then, while the initial screen is displayed, press the Lenovo CareSM button. The Rescue and Recovery screen opens.

2.Click Access BIOS. The System Restart Required window is displayed.

3.Click Yes. The computer restarts, and the BIOS Setup Utility screen opens.

4.Select Security, using the cursor directional keys to move down the menu.

5.Select Password.

6.Select Power-On Password*1.

7.Type the current SVP in the Enter Current Password field. Then leave the Enter New Password field blank, and press Enter twice.

8.In the Changes have been saved window, press Enter.

9.Press F10; then, in the Setup confirmation window, select Yes .

Note: For some models, the BIOS menu marked *1 is User Password.

How to remove the hard-disk password

Attention: If User only mode is selected and the user HDP has been forgotten and cannot be made available to the servicer, neither Lenovo nor Lenovo authorized servicers provide any services to reset the user HDPs or to recover data from the hard disk drive. The hard disk drive can be replaced for a scheduled fee.

To remove a user HDP that has been forgotten, when the SVP and the master HDP are known, do the following:

1.Turn on the computer; then, while the initial screen is displayed, press the Lenovo Care button. The Rescue and Recovery screen opens.

2.Click Access BIOS. The System Restart Required window is displayed.

3.Click Yes. The computer restarts, and the BIOS Setup Utility screen opens.

4.Select Security, using the cursor directional keys to move down the menu.

5.Select Password.

6.Select Hard-diskx password, where x is the letter of the hard disk drive. A pop-up window opens.

7.Select Master HDP.

8.Type the current master HDP in the Enter Current Password field. then leave the Enter New Password field blank, and press Enter twice.

9.Press F10.

General descriptions

21

Image 27
Contents Lenovo 3000 N200 Hardware Maintenance Manual Page Lenovo 3000 N200 Hardware Maintenance Manual First Edition May Copyright Lenovo 2007. All rights reserved Contents Iv MT Strategy for replacing FRUs Important service informationBefore replacing parts About this manualHow to use error messages Strategy for replacing a hard disk driveImportant notice for replacing a system board Using PC Entitlement Warehouse PEW Using eSupportUsing the HMM Important information about replacing RoHS compliant FRUs Diskette Compatibility Drive Capacity Safety notices multilingual translationsSafety notice Diskette compatibility matrixSafety notices Safety notices Safety notices Safety notices 10 MT Safety information General safetyElectrical safety 12 MT Safety inspection guide Grounding requirements Laser compliance statement 16 MT What to do first Read this firstRead this first Following are not covered under warrantyRelated service information Power-on password PasswordsSelect Master HDP How to remove the power-on passwordHow to remove the hard-disk password Select Power-On Password*1Hibernation mode Power managementScreen blank mode Sleep standby modeRelated service information Testing the computer Creating the PC-Doctor diagnostics disketteCheckout guide Diagnostics Interactive Tests Utility Power system checkoutDetecting system information with PC-Doctor Hardware InfoPin Voltage V dc Checking the battery packChecking the ac adapter Checking operational chargingTerminal Voltage V dc Lenovo 3000 N200 Product overview Product overview Feature DescriptionStatus indicators Indicator MeaningGreen FRU tests Key combination Description Fn key combinationsNumeric error codes Symptom-to-FRU indexFail-safe timer NMI failed System board DMA test failed System board 02F6Software NMI failed System board 02F7 Error messages Reseat Dimm No-beep symptomsMake sure that every connector is Connected tightly and correctlyLCD assembly LCD-related symptomsReseat the LCD connectors SymptomsUndetermined problems Intermittent problemsFRU replacement notices Screw noticesRetaining serial numbers Select 2. Read S/N data from Eeprom Restoring the serial number of the system unitRetaining the Uuid Reading or writing the ECA informationFRU replacement notices Removing and replacing a FRU Battery pack Hard disk drive Hard disk drive slot coverDimm slot cover Dimm Step Screw quantity Color Torque PCI Express Mini Card for 802.11 a/b/g wireless LANPCI Express Mini Card for 802.11 a/b/g/n wireless LAN Optical drive Heat sink assembly slot cover Heat sink assembly 54 MT 1110 CPU Middle cover and function board For access, remove this FRU Battery pack onM2 × 3 mm, pan-head, nylon-coated Black 392 Nm Kgfcm Keyboard When installing Keyboard bezel and fingerprint reader card Removing and replacing a FRU 62 MT Removing and replacing a FRU Backup battery Modem daughter card MDC Bluetooth daughter card BDC LCD unit 68 MT M2.5 × 6 mm, pan-head, nylon-coated Dark silver 392 Nm Kgfcm To remove the 5-1 Digital Media Reader board, do as follows To remove the ExpressCard slot, do as follows Step Screw cap Screw quantity Color Torque LCD front bezelInverter card LCD panel, LCD cable, and hinges Remove the hinges from the LCD panel Camera and LCD rear cover assembly For the antennas with two cables Wireless LAN antenna cablesFor the antennas with three cables Locations Front view Bottom view Rear viewExternal CRUs with latches Parts listInternal CRUs located behind an access panel External CRUs pluggableOverall FRU CRU FRU no RoHSParts list Hlds LCD FRUs 14.1-in. Wxga TFTLCD front bezel 41R7520 CMO Chicony Language RoHSRecovery discs Windows Vista Home Premium 32 bit DVDs Recovery discsWindows Vista Home Basic 32 bit DVDs Windows Vista Business 32 bit DVDs Windows Vista Ultimate 32 bit DVDs AC adapters Corel software CDsTool Common parts listMiscellaneous parts ToolsPower cords Region Volex RoHSLongwell Lenovo 3000 N200 Trademarks Trademarks Part Number
Related manuals
Manual 165 pages 18.75 Kb

N200 specifications

The Lenovo N200 is a versatile laptop designed to cater to the needs of both professionals and students looking for a reliable computing solution. This model stands out in the competitive laptop market thanks to its blend of performance, durability, and affordability.

One of the main features of the Lenovo N200 is its robust build quality. Using high-quality materials, this laptop can withstand the rigors of daily use, making it an excellent choice for those who travel frequently or require a device that can handle day-to-day wear and tear. The sleek design not only gives it a modern aesthetic but also enhances portability, weighing in at an acceptable range that allows users to carry it with ease.

When it comes to performance, the Lenovo N200 typically comes equipped with Intel Core processors, providing sufficient power for multitasking and demanding applications. This makes it suitable for professional tasks, including data processing, graphic design, and even light gaming. The system’s RAM capacity generally ranges from 4GB to 8GB, which allows for smooth performance when running multiple applications simultaneously.

The display of the N200 is another noteworthy feature. It usually sports a 15.6-inch HD screen, providing crisp visuals and vibrant colors for an enjoyable viewing experience, whether you are watching videos, working on projects, or browsing the web. The anti-glare technology applied to the display also helps reduce eye strain during extended use, proving beneficial for students and professionals alike.

In terms of storage, users can expect a decent HDD or SSD option that offers enough space for documents, media, and software applications. The SSD option typically ensures faster boot-up times and quicker file access, enhancing overall system responsiveness.

Connectivity is not overlooked in the Lenovo N200, which comes with various ports, including USB, HDMI, and Ethernet, enabling users to connect their devices with ease. Wireless capabilities typically include Wi-Fi and Bluetooth, facilitating seamless connectivity to the internet and other devices.

Overall, the Lenovo N200 encapsulates the essential features and technologies that users seek in a dependable laptop. With its blend of performance, build quality, and modern features, it serves as an excellent entry-level option for those looking to balance quality with budget considerations.