Microsoft P4X4-ALH 4Onboard Parallel Mode, 4EPP Mode Select, 4ECP Mode Use DMA, 4MIDI Port IRQ

Models: P4X4-ALH

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Managing The PC BIOS

4Onboard Parallel Mode

This field allows you to select an operating mode for the onboard parallel (printer) port. Select Normal, Compatible, or SPP unless you are certain your hardware and software both support one of the other available modes.

4EPP Mode Select

This field allows you to choose the EPP version you want to use. We recom- mend that you use EPP 1.9 for the best performance but if you do you may have some connection problems so try setting it to EPP 1.7.

4ECP Mode Use DMA

This item allows you to select a DMA channel for the parallel port for use during ECP.

4Game Port Address

This field allows you to select the I/O address for the onboard game port. The default is 201.

4Midi Port Address

This field allows you to select the I/O address for the onboard MIDI port. The default is 330.

4MIDI Port IRQ

This field allows you to select the IRQ for the onboard MIDI port. The de- fault is 10.

Init Display First

This field allows a user, with two graphics cards installed on his system, to se- lect which graphics card will be activated first: either the PCI graphics card or the AGP graphics card. If you have only installed one graphics card the BIOS will automatically detect it and you do not need to set this field.

OnChip USB Controller

This field allows you to enable or disable the onboard USB controller.

USB Keyboard Support

This field should only be enabled if you are using a USB keyboard. If you are not using this kind of keyboard you should disable it.

IDE HDD Block Mode

Block mode is also known as block transfer, multiple commands, or multiple sector read/write. If your IDE hard drive supports block mode select “Enabled” for automatic detection of the optimal number of block read/writes per sector the drive can support.

The P4X4-ALH Mainboard

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Microsoft P4X4-ALH 4Onboard Parallel Mode, 4EPP Mode Select, 4ECP Mode Use DMA, 4Game Port Address, 4Midi Port Address