Acer Extensa 390 Service Guide

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BIOS Setup InformationBIOS Setup Information3-1The Setup Utility is a hardware configuration program built into your computer’s BIOS (Basic
Input/Ouput System).
Your computer is already properly configured and optimized, and you do not need to run this utility.
However, if you encounter configuration problems, you may need to run Setup.  Please also refer
to Appendix E, BIOS Post Checkpoints when a problem arises.
To activate the Setup Utility,...

3-2Service GuidePressing F2 brings up the main screen of the Setup Utility.
SETUP UtilityBasic System Settings
Startup Configuration
Onboard Devices Configuration
System Security
Power Management
Load Default Settings­ ­¯ ¯® ®¬ ¬=Move Highlight Bar, ¿ ¿=Select, Esc=ExitPress the cursor keys (­ ­¯ ¯® ®¬ ¬) to move the highlight bar, then press Enter to make a menu
selection. 

BIOS Setup Information3-3 3.1 Basic System Settings
The Basic System Settings screen contains parameter items involving basic computer settings.
Basic System SettingsDate ------------------------------------ [Fri Feb 14, 1997]
Time ----------------------------------- [10:00:00]
Floppy Disk A ---------------------- [1.44 MB 3.5-inch]
Floppy Disk B ---------------------- [          None         ]
                                                      Cylinders Heads Sectors Size(MB)
Hard Disk...

3-4Service Guide3.2 Startup Configuration
The Startup Configuration screen contains parameter items that are set-up when the computer
starts up.
Startup ConfigurationBoot Display ---------------------------- [Auto]
Memory Test --------------------------- [Enabled]
Silent Boot ------------------------------ [Enabled]
System Boot Drive -------------------- [Drive A Then C]
Boot from CD-ROM ------------------- [Enabled]
Operating System --------------------- [Windows 95/DOS]
USB Function Support...

BIOS Setup Information3-5 Table 3-2Startup Configuration ParametersParameterDescriptionSettingOperating SystemSelects the operating system the computer is running.
Set this parameter to the appropriate OS to get maximum
performance.Windows 95/DOS
Windows NTUSB Function SupportSelects support for USB (Universal Serial Bus).  Enable this
parameter if you are connecting USB device(s) to the
computer.Disabled
Enabled 

3-6Service Guide3.3 Onboard Devices Configuration
The Onboard Devices Configuration screen contains parameter items that are related to port
devices on your computer.
Onboard Devices ConfigurationSerial Port ----------------------------- [Enabled]
   Base Address ---------------------- [3F8h]
   IRQ ------------------------------------ [4]
IrDA FIR -------------------------------- [Enabled]
   Base Address ---------------------- [2F8h]
   IRQ ------------------------------------ [3]
   DMA...

BIOS Setup Information3-7 Table 3-3Onboard Devices Configuration ParametersParameterDescriptionSetting  DMASets the DMA (direct memory access) channel of the infrared
port3
1Internal ModemEnables or disables the internal modem
Enabled
Disabled  Base AddressSets the I/O base address of the internal modem
3E8h
3F8h
2F8h
2E8h  IRQSets the IRQ channel of the internal modem
11
5
3
4
10Parallel PortEnables or disables the parallel port
Enabled
Disabled  Base AddressSets the I/O base address of the parallel...

3-8Service Guide3.4 System Security
The System Security screen contains parameter items that help safeguard and protect your
computer from unauthorized use.
System SecurityDisk Drive Control
   Diskette Drive ---------------------- [Normal]
   Hard Disk Drive -------------------- [Normal]
Setup Password --------------------- [ None ]
Power On Password ---------------- [ None ]­ ­¯ ¯=Move Highlight Bar, ® ®¬ ¬=Change Setting, Esc=ExitPress ­ ­ and ¯ ¯ to move the highlight bar; press ® ® and ¬ ¬ to change...

BIOS Setup Information3-9 3.5 Power Management Settings
The Power Management Settings screen contains parameter items related to power-saving and
power management.
Power Management SettingsHeuristic Power Management Mode --------- [Enabled]
Display Always On --------------------------------- [Disabled]
System Sleep State -------------------------------- [Hibernation]
System Resume Timer Mode ------------------ [Disabled]
System Resume Date ------------------------------- [--/--/----]
System Resume Time...

3-10Service GuideTable 3-5Power Management Settings ParametersParameterDescriptionSetting or FormatModem Ring Resume
On IndicatorWhen enabled, and an incoming modem ring is
detected, the computer wakes up from standby mode.
When the computer is off or in hibernation mode, the
computer will not resume on a modem ring.Enabled
DisabledBattery-low Warning
BeepEnables or disables warning beeps during a battery-low
condition.Enabled
DisabledSleep Upon Battery-lowEnables or disables the sleep function...