EPox 8KHA+ Motherboards
Windows XP, 2000, Vista, 98, ME
Driver Date & Version
If you are encountering post code C3 during booting up your EPox 8KHA+ motherboard, you may be wondering the meaning of C3. Well, from 8KHA+ user manual, here is the meaning of C3 post code:
|CFh||Test CMOS R/W functionality.|
|C0h||Early chipset initialization:
-Di sable shadow RAM
-Disable L2 cache (socket 7 or below)
-Program basic chipset registers
-Auto-detection of DRAM size, type and ECC.
-Auto-detection of L2 cache (socket 7 or below)
|C3h||Expand compressed BIOS code to DRAM|
|C5h||Call chipset hook to copy BIOS back to E000 & F000 shadow RAM.|
|01h||Expand the Xgroup codes locating in physical address 1000:0|
|03h||Initial Superio_Early_Init switch.|
For extra information, please download and read mu-8kha&8kha+11.pdf user manual.
One possible reason that may cause this C3 problem for EPox 8KHA+ is a faulty BIOS chip. If you have changed any bios setting before or flashing new bios prior to the appearance of this C3 post code, you may want to check out EPox website for a replacement BIOS chip.
- Download EPox EP8KMM31 Bios Download
- Download EPox 8KHA+ C3 Post Code