User manual ACER ALTOS G540 M2

[. . . ] Further, this company reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation to notify any person of such revision or changes. All brand and product names mentioned in this manual are trademarks and/or registered trademarks of their respective companies. ii IMPORTANT SAFETY INSTRUCTIONS 1. Save these instructions for Follow all warnings and instructions marked on the product. Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners. [. . . ] Ask a qualified technician for assistance. Before you run Setup, make sure that you have saved all open files. The system reboots immediately after you exit Setup. BIOS Utility 3-1 Entering Setup To enter Setup, + + . simultaneously press the key combination You must press + + while the system is booting. This key combination does not work during any other time. The Setup Utility Main Menu appears: Setup Utility · · · · · · · · System Information Product Information Disk Drives Onboard Peripherals Power Management Boot Options Date and Time System Security · Load Default Settings · Abort Settings Change The system supports two BIOS Utility levels: Basic and Advanced. The above screen is the BIOS Utility Basic Level screen. This allows you to view and change only the basic configuration of your system. If you are an advanced user, you may want to check the detailed configuration of your system. Detailed system configurations are contained in the Advanced Level. The screen shows the BIOS Utility Advanced Level main menu. Setup Utility 3-2 Altos 500 System Guide · · · · · · · · · System Information Product Information Disk Drives Onboard Peripherals Power Management Boot Options Date and Time System Security Advanced Options* · Load Default Settings · Abort Settings Change The asterisk (*) mark indicates that the parameter appears only when you are in the Advanced Level. The parameters on the screens show default values. Possible settings for the Floppy Drive parameters are: · · · · · · [ [360 [1. 2 [720 [1. 44 [2. 88 None ] KB, 5. 25-inch] MB, 5. 25-inch] KB, 3. 5-inch] MB, 3. 5-inch] MB, 3. 5-inch] Follow the same procedure to configure floppy drive B. Choose None if you do not have a second floppy drive. 3-10 Altos 500 System Guide LS-120 Drive Compatible As This parameter allows you not only to enable the LS-120 device installed in your system, but also to specify the function of the device. The setting affects how BIOS will detect the device. Possible settings are: · · Normal In this setting, BIOS does not support the LS-120 drive. The drive needs the LS-120 device driver to operate. Drive A BIOS recognizes the LS-120 drive as drive A. If a standard diskette drive A exists, BIOS automatically identifies it as drive B. If a standard diskette drive B exists, it automatically becomes inaccessible. If two LS-120 drives exist, BIOS recognizes them as drive A and drive B, respectively. · · Drive B BIOS recognizes the LS-120 drive as drive B. If a standard diskette drive B exists, it becomes inaccessible. Hard Disk BIOS recognizes the LS-120 drive as a hard disk. In this setting, format the LS-120 drive as any other hard disk and assign it a drive letter C, D, E, and so on. [. . . ] Enter Password . . . . . . . . . . . . . . . . . . [ Enter Password again . . . . . . . . . . . . [ Set or Change Password ] ] Operation Mode This function lets you enable or disable the password prompt display. When set to Normal, the password prompt appears before system boot. When set to Keyboard Lock, the password prompt does not appear; however, your system will not respond to any keyboard or mouse input until you enter the correct password. Disk Drive Control The disk drive control features allow you to control the floppy drive or the hard disk drive boot function to prevent loading operating systems or other programs from a certain drive while the other drives are operational (under DOS mode only). Floppy Drive Setting Normal Write Protect All Sectors Write Protect Boot Sector Hard Disk Drive Setting Description Description Floppy drive functions normally Disables the write function on all sectors Disables the write function only on the boot sector 3-38 Altos 500 System Guide Normal Write Protect All Sectors Write Protect Boot Sector Hard disk drive functions normally Disables the write function on all sectors Disables the write function only on the boot sector BIOS Utility 3-39 Load Default Settings Use this option to load the default settings for the optimized system configuration. When you load the default settings, some of the parameters are grayed-out with their fixed settings. [. . . ]