Accton Technology EN1207D-TX manual Troubleshooting, PCI Compatibility

Models: EN1207D-TX

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Quick Installation Guide

Troubleshooting

Check the following troubleshooting items before contacting Accton Technical Support.

PCI Compatibility

Some PCI computers are not self-configuring and require you to perform some or all of the following functions by motherboard jumper changes and/or BIOS Setup program configuration:

Make sure your BIOS correctly supports the PCI Local Bus Specification v2.0 or later and upgrade your computer BIOS to the latest version.

Verify that the PCI slot is an enabled bus-master slot and not a slave PCI slot. In some computers the PCI slot must be configured to enable bus mastering. Refer to your PC’s manual and check the PCI BIOS Setup program to be sure the PCI slot is an enabled bus-master slot.

In some computers, you may be required to disable Plug ‘n Play (PnP) in the BIOS Setup program if resources are not properly assigned between installed cards.

Some computers may require you to reserve interrupts and memory addresses for installed ISA cards to prevent PCI cards from using the same settings. Refer to your PC’s manual and check the PCI BIOS Setup program configuration options for ISA cards.

Make sure the PCI slot is configured to support INTA.

Be sure that INTA for the slot is assigned to a free interrupt (IRQ) number.

Check the BIOS Setup program’s PCI parameters for the slot where the Cheetah PCI Adapter is installed. Be sure the slot is configured for level-triggered interrupts instead of edge-triggered interrupts. An example of typical PCI parameters follows:

PCI Slot #:

(slot number where the network card is installed)

Master:

Enabled

Slave:

Enabled

Latency Timer:

40 (range is 20 to 255)

Interrupt Type:

Level-Triggered

Interrupt Number:

(choose any number the BIOS Setup supplies

 

that does not conflict with another installed card)

Note: The wording of these parameters varies with different computers, and not all parameters may be configurable.

Always consult your computer manual for information on changing motherboard jumper settings and BIOS Setup program parameters for use with PCI network cards. If you set a motherboard jumper and modify the computer’s BIOS Setup, make sure the jumper and BIOS settings match.

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Accton Technology EN1207D-TX manual Troubleshooting, PCI Compatibility