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On-Chip Secondary PCI IDE
The integrated peripherals controller contains an IDE interface with
support to two IDE channels. Select Enabled to activate each channel
separately.
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The choice: Enabled or Disabled.
IDE Secondary Master/Slave PIO
The two IDE PIO (Programmed Input/Output) fields let you set a PIO
mode (0-4) for each of the two IDE devices that the onboard IDE inter-
face supports. Modes 0 through 4 provide successively increased
performance. In Auto mode, the system automatically determines the
best mode for each device.
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The choice: Auto, Mode 0, Mode 1, Mode 2, Mode 3, or Mode 4.
IDE Secondary Master/Slave UDMA
Ultra DMA33/66/100 implementation is possible only if your IDE hard
drive supports it and the operating environment includes a DMA driver
(Windows 95 OSR2 or a third-party IDE bus master driver). If both of
your hard drive and your system software support Ultra DMA33/66/
100, select Auto to enable BIOS support.
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The Choice: Auto or Disabled.
USB Keyboard Support
Select Enabled if your system contains a Universal Serial Bus (USB)
controller and you have a USB keyboard.
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The choice: Enabled or Disabled.
AC97 Audio
Enables and disables the onboard audio chip. Disable this item if you
are going to install a PCI audio add-on card.
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The choice: Audio or Disabled.
Init Display First
Use this item to specify whether your graphics adapter is installed in
one of the PCI slots or is integrated on the mainboard.
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The choice: PCI Slot or AGP .
IDE HDD Block Mode
Block mode is also called block transfer, multiple commands, or mul-
tiple sector read/write. If your IDE hard drive supports block mode (most
new drives do), select Enabled for automatic detection of the optimal
number of block read/writes per sector the drive can support.
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The choice: Enabled, or Disabled
