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Intel® PR440FX Motherboard
Power up and Boot Issues


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This product is no longer being manufactured by Intel. THESE DOCUMENTS ARE PROVIDED FOR HISTORICAL REFERENCE PURPOSES ONLY AND ARE SUBJECT TO THE TERMS SET FORTH IN THE "LEGAL INFORMATION" LINK BELOW. For information on currently available Intel products, please see www.intel.com and/or developer.intel.com



End of Interactive Support
Intel is announcing the end of interactive support for the Intel® PR440FX Motherboard. See the End of Interactive Support Announcement for details.




Intel® PR440FX Motherboard does not power-up
The Intel PR440FX Motherboard requires 3.3 volts from the power supply. Additionally, there are some specific requirements for the power sequencing and limits. A momentary switch should be used for the for the power on/off switch and the sleep/resume switch. Please refer to the Intel PR440FX Motherboard Technical Product Specification and Specification Update for more details.



Intel PR440FX Motherboard does not boot

  • Check the configuration jumper block (J12B1) to ensure that all jumpers are set correctly for your configuration. Illustrations in some versions of the Quick Start Guide included with the boxed Intel PR440FX Motherboard do not show jumpers on segments A-B-C-D of jumper block J12B1. The jumpers must be installed for your configuration, as they are required for normal system operation.

  • Intel PR440FX Motherboards that have BIOS versions 1.00.02.DI0 or earlier cannot be reliably operated with sB1 stepping Pentium® Pro processors. The failure symptoms include a) no video accompanied by a blinking power LED, b) failure to recognize the second processor in a dual processor configuration, or c) random system crashes. If BIOS version 1.00.02.DI0 is installed, you may be able to upgrade to the latest BIOS version; this must be done with a single processor installed. If the system has two processors installed, remove the second processor before attempting the upgrade. If the BIOS upgrade procedure fails, or if BIOS version 1.00.01.DI0 is installed, replace the sB1 stepping processor with an sA1 stepping processor and then upgrade to the latest BIOS version. Once the BIOS upgrade is complete you may reinstall the sB1 stepping processor(s).




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