User manual LENOVO IDEACENTRE B540P HARDWARE MAINTENANCE MANUAL
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Manual abstract: user guide LENOVO IDEACENTRE B540PHARDWARE MAINTENANCE MANUAL
Detailed instructions for use are in the User's Guide.
[. . . ] Replacing the CPU heatsink and system fan Replacing the motherboard. .
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Chapter 3. .
Starting the Setup Utility program Viewing and changing settings . .
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Chapter 9. [. . . ] To delete a previously set Power-On Password, do the following : 1. From the Security menu, select Set Power-On Password and press the Enter key. The password dialog box will be displayed. Type the current password and press the Enter key. To delete the Power-On Password, Enter blank fields for each new password line item. A setup notice will display that changes have been saved. Return to the Setup Utility program menu and select the Exit option. Select Save changes and Exit from the menu.
Enabling or disabling a device
The Devices options is used to enable or disable user access to the following devices: USB Functions Select whether to enable or disable USB (Universal Serial Bus) functions. If the functions are disabled, no USB devices can be used. When feature is set to Disabled, all devices connected to the SATA connectors (e. g. hard disk drives or the optical disk drive) are disabled and can't be accessed. From the Setup Utility program main menu, select the Startup option. Press the Enter key, and select the devices for the Primary Boot Sequence. Read the information displayed on the right side of the screen. Use Up and Down arrows to select a device. Use the <+> and <-> keys to move a device up or down. Use the <X> key to exclude the device from or include the device in the boot sequence. Return to the Setup Utility program menu and select the Exit option. Select Save changes and Exit from the menu. If you do not want to save the settings, select Discard changes and Exit from the menu. If you have changed these settings and want to return to the default settings, select Load Optimal Defaults from the menu.
Exiting the Setup Utility program
After you finish viewing or changing settings, press the Esc key to return to the Setup Utility program main menu. You might have to press the Esc key several times. [. . . ] Slide the motherboard up then lift it out to remove it.
Step 13. Place the new motherboard into the chassis, aligning the screw holes in the motherboard with the mounting holes in the chassis. Secure the new motherboard to the chassis using the screws. Attach all related components to the new motherboard. [. . . ]
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