User manual SONY VAIO VPCJ11BFX/B DATASHEET

[. . . ] Important notice for replacing a system board . Strategy for replacing FRUs for Custom Model Variant (CMV) products . Important information about replacing RoHS compliant FRUs . Safety notices: multilingual translations . [. . . ] For how to remove the backup battery, see "1050 Backup battery" on page 49. Turn on the computer and wait until the POST ends. After the POST ends, the password prompt does not appear. Reinstall the backup battery and the battery pack. (B) If an SVP is known by the servicer: 1. Turn on the computer; then, while the initial screen is displayed, press the Lenovo CareSM button. The System Restart Required window is displayed. The computer restarts, and the BIOS Utility screen opens. Select Security, using the cursor directional keys to move down the menu. Type the current SVP in the Enter Current Password field. then leave the Enter New Password field blank, and press Enter twice. Wait a few seconds before taking any action to reenter operation mode. Hibernation mode In hibernation mode, the following occurs: v The system status, RAM, VRAM, and setup data are stored on the hard disk. v The system is powered off. 22 MT 0763 Related service information To cause the computer to enter hibernation mode, do any of the following: v Press the Fn+F12 keys. v If you are using the ACPI operating system and have defined one of the following actions as the event that causes the system to go into hibernation mode, perform that action. Also, the computer goes into hibernation mode automatically in either of the following conditions: v If a "hibernation time" has been set on the timer, and if the user does not do any operation with the keyboard, the hard disk drive, the parallel connector, or the diskette drive within that time. v If the timer conditions are satisfied in suspend mode. When the power is turned on, the computer returns from hibernation mode and resumes operation. The hibernation file in the boot record on the hard disk drive is read, and system status is restored from the hard disk drive. General descriptions 23 Checkout guide Checkout guide Use the following procedures as a guide in identifying and correcting problems with the Lenovo 3000 computer. Note: The diagnostic tests are intended to test only Lenovo 3000 products. The use of non-Lenovo 3000 products, prototype cards, or modified options can lead to false indications of errors and invalid system responses. Identify the failing symptoms in as much detail as possible. Try to re-create the failure by running the diagnostic test or by repeating the operation. Testing the computer The Lenovo 3000 computer has a test program called PC-Doctor for DOS (hereafter called PC-Doctor. ) You can detect errors by running the diagnostics test included in PC-Doctor. [. . . ] Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used. Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead. However, it is the user's responsibility to evaluate and verify the operation of any other product, program, or service. Lenovo may have patents or pending patent applications covering subject matter described in this document. [. . . ]