©2002 KURIAKI BIOS DATABASE

PN5 

Filename:PN59U.EXE
Date : 03/06/1998
ID:9U
Supports HDD bigger than 10GB 
 
Filename:PN57P.EXE
Date : 11/19/1997
ID:7P 
IDT-C6 CPU formally changes name to "IDT WIN CHIP C6" 
Solves problems with some PCI IDE cards not running on board 
 
Filename:PN55H.EXE
Date :8/28/1997
ID:5H 
Solves the Problem of installing Windows NT with an IDT-C6 CPU 
Cyrix 6x86MX CPU (66x2=133MHz) PR150 shows PR166 
 
Filename: PN54H.EXE
Date: 7/25/1997
ID: 4H 
Support Cyrix 6x86MX and IDT C6 CPUs 
 
Filename: PN53T.EXE
Date: 6/11/1997
ID: 3T 
Enhance IDE HDD performance. 
Support Cyrix 6x86MX CPU. 
 
Filename: PN53G.EXE
Date: 4/24/1997
ID: 3G 
Allows the FDD to boot from the IDE interface (includes LS-120 and IOMEGA zipped). 
Supports the AMD-K6 processors. 
Implement PCI/VGA for the selection of assign IRQ. 
 
Filename: PN51U.EXE
Date: 1/21/1997
ID: 1U 
Enhanced support AMD-K5 PR166 processor. 
 
Filename: PN50P.EXE
Date: 10/16/1996
ID: 0P 
Modifies DMI function. 
Corrects the CD-ROM booting function. 
Changes DRAM timing from 70ns to 60ns. 
This version of BIOS is only compatible with Super I/O chipset SMC669. 
 
Filename: PN50J.EXE
Date: 8/21/1996
ID: 0J 
To match with Chipset 82371SB (SU093).